Today's Tech News: Notable or Not?

https://www.sciencedaily.com/releases/2025/07/250710113143.htm "inscribed individual spin-wave waveguides into 110 nm low attenuation yttrium iron garnet using silicon ion beam, producing large network with 198 nodes... attenuation connected spin waves forming larger circuit propagated record distance enabled by yttrium iron garnet having the lowest attenuation currently known for any material... control over spin wave properties: precisely alter wavelength/ reflection at certain interface... flexible/ reproducible fabrication"

https://www.eurekalert.org/news-releases/1090733 "water molecules simultaneously absorbed (intercalated)/ adsorbed from atmosphere... water molecules enter MnO2 layers at around 130°C, surface adsorption emerging below 60°C by breaking down layered manganese dioxide into ultrathin nanosheets... this dual mechanism increases total amount storable water molecules by 1.5X, 30% enhances energy storage density compared to bulk MnO2... interlayer water exhibits solid-like characteristics, surface-adsorbed more like liquid... solar/ waste heat, thermoelectric"

https://phys.org/news/2025-07-quantum-battery-theoretical-limit-genuine.html "theoretical model of proposed battery using superconducting circuits... 2 coupled harmonic oscillators: one acts as charger and the other serves as battery. The key ingredient enabling the quantum advantage is an anharmonic interaction between the 2 oscillators during the charging process. This anharmonic coupling allows the system to access non-classical, entangled states that effectively create a shortcut in Hilbert space, enabling faster energy transfer than in classical dynamics"

https://www.eurekalert.org/news-releases/1090380 "prolonged exposure to light/ electrical stress shifts voltage required to activate pixels... crystallinity impacts subgap states/ anisotropic electrical conductivity of single-crystal indium gallium zinc oxide... no subgap states near valence band in either as-grown or annealed crystals, whereas such states, linked to device instability, frequently observed in amorphous crystals... use optimum annealing conditions in sample growing or identify better sister material... smartphones, TVs, flexible electronics"

https://www.eurekalert.org/news-releases/1090489 "software layer, hypervisor, inspired by virtualization technology powering cloud computing, dividing physical quantum computer's hardware into multiple, smaller, isolated quantum virtual machines, scheduler then packs multiple qVMs together to run simultaneously on different parts of machine... average user wait times up to 40X less, up to 10X more quantum programs executed in same time frame... enhances computational accuracy by steering sensitive workloads away from noisiest regions of quantum chip"

https://pv-magazine-usa.com/2025/07/09/first-solar-to-integrate-quantum-dots-to-boost-efficiency/ "integrating quantum dots into solar panels improves light absorption/ spectral response, advances utility-scale solar project performance... doping perovskite materials boosts relative power 16% when integrated into crystalline silicon solar modules, especially benefiting bifacial... quantum dots more than double the bifacial quantum efficiency of light conversion for specific wavelengths, colors... supply agreement with UbiQD, developer of quantum dot nanotechnology... potential it to reach >100 mt production/ year."

https://www.eurekalert.org/news-releases/1090356 "optical/ electronic devices working together in same tiny package enables short signal transmission distance... thermal management difficulty overcome, efficiently cooling high heat flux switch chip/ avoiding high temperature generated by switch chip from affecting surrounding optical modules/ ensuring temperature homogeneity between surrounding optical modules to avoid signal crosstalk... can be applied to heat dissipation of 51.2 Tbit/s co-packaged optics... data center optical interconnects"

https://www.eurekalert.org/news-releases/1090364 "(Al,Ga,Sc)N thin films with record-high scandium levels... scandium reduces operating voltages, but increasing its concentration affects stability, overcome alloying AlN/ GaN in right proportion using reactive magnetron sputtering... platinum-/ titanium-coated silicon substrates... new region for ferroelectrically active wurtzite crystal structure at higher Sc contents when small fraction of gallium present... attractive piezoelectric/ optoelectric properties... noise filters for 6G, optical computing, non-volatile memory storage"

https://www.eurekalert.org/news-releases/1090331 "symmetrical structure of silicon molecules fine-tuned creating/ suppressing destructive interference, turning conductivity on/ off.. precise control over how atoms are arranged/ way electrons move through silicon structures... molecular symmetry in silicon leads to interference effects that control how electrons move through it, and we can switch that interference on or off by controlling how electrodes align with our molecule... molecular-scale switches, thermoelectric devices, quantum computing components"

https://www.eurekalert.org/news-releases/1090045 "carbon fiber reinforced using expandable graphite interfacial bonding agent... ceramic-based aerogel composites with novel precursor impregnation/ in-situ dual-morphology growth... enables simultaneous formation of dense silicon carbide coatings/ nanowire network within carbon fiber structure, improving oxidation resistance/ ablation... both types of composites demonstrated the feasibility of large-size fabrication, with samples successfully prepared and capable of being cut and processed as needed"

https://www.eurekalert.org/news-releases/1090114 "biocompatible polydopamine-modified barium titanate nanoparticles enable efficient photo-to-thermal conversion/ ferroelectrics... ferroelectric poly (vinylidene fluoride-co-trifluoroethylene) copolymer generates signals through reversible polarization changes... cellular-scale micropyramid arrays promote neuronal adhesion, neurite outgrowth, interconnection... performs up to 3 months after in vivo implantation... neural interface materials/ devices, adaptive brain-machine interfaces, biomedical/ tissue engineering" Related: Organic neuromorphic devices: Paving the way for next-generation computing and bioelectronics https://www.eurekalert.org/news-releases/1090581

https://www.eurekalert.org/news-releases/1090120 "intricate patterns traditionally in solid-state materials, expanded to skyrmions/ merons/ hopfions, Möbius strips dynamically propagating in free space with intricate spin configurations maintaining integrity even under perturbations... no intricate alignment needed, making generation accessible/ scalable, efficient/ robust data encoding... spectral/ polarization characteristics increases information density"

https://www.eurekalert.org/news-releases/1089865 "low-power memory relies on magnetic properties' manipulation... sputtering manufacturing causes magnetic layer becoming oxidized, spoiling magnetism... Cos/MgO structure with underlayers formed of Pt or Au. Pt improves spintronics device robustness, where oxidation damage to Co layer  adjusted changing sputtering power during MgO layer deposition, then annealed with H2... strong catalytic action of Pt enabled magnetic recovery of Co after oxidation and could help us to inform the design of future post-silicon devices"

https://www.eurekalert.org/news-releases/1089919 "like ordinary battery storing energy in thermodynamics, entanglement battery injects/ stores entanglement, but level of entanglement within battery can not decrease... any mixed-state entanglement transformation can be made reversible... also applies to systems involving >2 entangled particles, paving way for complex quantum networks, highly efficient quantum technologies... also: battery that is supposed to preserve coherence/ free energy but that can have that particular resource of the system reversibly manipulated”

https://phys.org/news/2025-07-platform-enables-tunable-photonic-crystals.html "self-organized uniform lying helix cholesteric liquid crystals in optical microcavities acts as 1D periodic photonic lattice... liquid crystals responding to electric field enables pitch control/ photonic band structure... light given properties similar to particles endowed with mass... fabrication simpler, cheaper, faster... dynamic control of birefringence formation allows light of different polarizations to interact differently with lattice, creating independent energy bands... tilting leads to interaction between energy subbands for the 2 lattices" Related: Tunable laser light: Ring design could be used in telecom, medicine and more https://www.eurekalert.org/news-releases/1090707

https://phys.org/news/2025-07-photon-bins-stability-quantum-communication.html "each photon carry more information/ signals remain stable across 100s km fiber-optic... photons encoded in delicate quantum states so intercept/ tamper disturbs quantum state, making eavesdropping detectable/ inherently limited... 8 time-bins, which can be opened simultaneously, encoding: information carried by precise arrival time of each photon... silicon nitride photonic chip integrates miniature interferometers generating/ processing entangled photons... sum-frequency correlation tracks joint photons arrival time"

https://www.eurekalert.org/news-releases/1089288 "allows up to 1 million IoT devices/ square km sporadically send small data bursts... grant-free communication allows devices to send data without prior authorization, reducing processing/ power consumption in end devices, scheduling operations in base stations... data collision risk overcome using analysis systems with randomly distributed elements... interference cancellation improved base station throughput up to 20%, most effective for devices at intermediate distances... fairness/ throughput trade-off"

https://www.eurekalert.org/news-releases/1088692 "insufficient energy density/ MXene nanosheet difficulty stablizing 3D printing inks, overcome using layer-by-layer deposition enabling precise microporous hierarchical/ interfacial architecture construction... material design flexibility, process controllability, scalability... DIW 3D printed interdigitated structure encapsulated with H2SO4-PVA solid electrolyte, some HNC as crosslinking agent inhibiting nanosheet agglomeration/ optimizing ink's shear-thinning... flexible electronics, energy storage, smart sensing"

https://phys.org/news/2025-06-method-molecular-fragments-advanced-thin.html "triggers controlled chemical bond formation enabling chemical reactions not otherwise feasible... the most chemically reactive negatively charged molecular fragment was bonded to other molecules... nitrogen from air was bound in layers on surfaces... linking metal-containing, charged nanoclusters with unique magnetic/ electronic properties for quantum technologies... nanoelectronics, sensors, medical, catalysis"

https://phys.org/news/2025-06-glass-nanostructures-visible-photonics-assumptions.html "silica nanoparticles grainy, low-resolution results, but Glass-Nano, photocurable resin blend of silicon-containing molecules with other light-sensitive organic compounds, cures smoothly/ contracts uniformly during heating, transforming into clear, robust glass... 2-photon 650°C sintering lithography shrinks polymer structures, preserving form while achieving nanoscale features as small as 260 nm... fabricated >20 tightly stacked photonic crystal layers with fine-tuned design... wearable optics, integrated displays, sensors"

https://phys.org/news/2025-06-rewriting-century-physics-law-thermal.html   "material's capability to absorb EMR at given wavelength/ angle must equal capability to emit at same wavelength/ angle strong violation enables new way to control thermal radiation... nonreciprocal emitters redirect/ capture otherwise wasted photons enabling harvesting solar energy at thermodynamic efficiency limits... 0.43 contrast between emissivity/ absorptivity over broad 10 µm wavelength band... can change object's temperature, subject it to strong magnetic field, key to strong breaking of Kirchhoff's law"

https://phys.org/news/2025-07-tairte-photodetectors-highly-sensitive-room.html "ps intrinsic speed/ sensitive detection across 0.1 to 10 THz, exhibiting strong nonlinear Hall effect... intrinsic picosecond-scale dynamics... sensing performance/ electronic state tunable via electrostatic gating... large 0-bias responsivity, ultralow NEP... 0-bias responsivity can be boosted 50X... imaging, single THz sensing, large-scale imaging arrays/ intelligent THz sensing by integrating with machine learning, quantum information technology, biomedical sensing, communication"

https://www.eurekalert.org/news-releases/1089909 "quantum dots promising as photocatalysts for promoting photoredox chemistry, generating hot electrons enhancing photoreduction efficiencies, but achieving hot-electron generation under mild conditions is challenging... overcome with 2-photon spin-exchange Auger in Mn²⁺-doped CdS/ZnS utilizing visible-light-absorption... uses just 1% of light energy normally required... enables on/off generation of hot electrons by modulating light output intensity, facilitating programmable assembly-point cross-coupling cascades "

https://www.eurekalert.org/news-releases/1089922 "signal zig-zags through/ around holes in silicon nitride membrane perforated with many triangular 10 mm holes, with 1 out of a million signals lost... current fluctuation amplitude similar that in electronic circuits, but the later decreases about 100K times faster... quantum computers/ bio-sensors which depend on super-precise signal transfer"

https://www.eurekalert.org/news-releases/1087893 "enhancing circularly polarized light's quantum vacuum fluctuations in single direction achieving chirality without high magnetic fields/ external stimuli adversely affecting materials inside... photonic-crystal chiral cavity lightly doped with indium antimonide, using order magnitude lower magnetic field facilitating strong, long-lasting graphene-light interactions reshaping the vacuum, opening band gap that changes its topological properties/ turns it into insulator useful for building new types of quantum devices "

https://techxplore.com/news/2025-07-laser-cold-spray-generation-technology.html "overcomes high-temperature/ material limitations of thermal spraying... high-precision, design flexibility, efficiency, enables multiple materials integration, reduced material waste/ energy consumption, uses both cold spray/ powder bed fusion... laser heating more practical than high-impact helium spray, reducing substrate yield stress/ stronger bond without melting... allows complex, digital designs... little control over powder deposition shape, an issue for coatings, not part-building... aerospace, process, energy, biomedical "

https://techxplore.com/news/2025-07-ternary-alloy-pave-ultra-power.html "overcomes stability limits. Beyond enabling efficient, piezoelectric/ optoelectric properties... non-volatile ferroelectric memories...scandium reduces voltages but faces limitations in stability, overcome alloying AlN with GaN in right proportion expanding amount of Sc that can be incorporated... platinum-/ titanium-coated silicon substrates... reduction in material's coercive field from 5.8 MV/cm to 1.8 MV/cm... memory storage, high-frequency noise filters/ ultra-low-power optical computing systems for 6G smartphones"

https://www.eurekalert.org/news-releases/1089504 "travels through plastic containers, interior walls (not metal/ very thick) reflecting off hidden objects, collected/ feed into algorithm, estimates/ chooses surface most representative of signals received, generates final 3D reconstruction with 96% reconstruction accuracy... overcomes back projection's image resolution too coarse for small items like kitchen gadgets... specularity estimates not just reflection location but also direction... warehouses, airport security scanners, military reconnaissance, human use with AR headset"

https://spectrum.ieee.org/wireless-communication-over-air-processing "data collected from multiple devices at same time instead of from each separately, faster/ using fewer resources/ same wireless channel... signals naturally combine (forming an average) in the air, then picked up by receiver... interference among clusters alleviated combining 2 machine learning techniques: unfolding algorithm identifies optimized calculations for AI models, graph neural network identifies/ reduces signal interference across clusters... performed well handling 10 clusters... sensors, smart cities, sending updates"

https://www.eurekalert.org/news-releases/1089541 "bees use wiggles of body, head, eyes for pattern recognition training... built digital model of bee brain's creating clear/ efficient brain signals... smarter, more efficient AI and robotics without relying on huge computer networks. The study highlights a big idea: intelligence comes from how brains, bodies and the environment work together. It demonstrates how even tiny insect brains can solve complex visual tasks using very few brain cells, which has major implications for both biology and AI"

https://www.eurekalert.org/news-releases/1089302 "high sensitivity sensing for weak magnetic signals at room temperature... shallow NV centers close to diamond surface greatly enhances spatial resolution, but electric or magnetic noise from unpaired electron spins at surface significantly reduces coherence time... suppressing noise requires additional microwave manipulation, overcome by covering monolayer graphene on diamond surface/ heterogeneous interface hybridization modulating density and relaxation time of surface electron spins... 2D material/ interfaces"

https://www.eurekalert.org/news-releases/1089306 "sodium-ion battery cathode: high capacity, straightforward/ efficient fabrication, but poor air stability, sluggish interfacial kinetics, detrimental phase transitions resulting in unsatisfactory cycling stability/ inferior rate capability... overcome using organic/ inorganic coating, interfacial-coating-doping, heterogeneous phase design, enabling residual alkali in-situ conversion and/ or enhanced interfacial stability, improved electrochemical reaction kinetics, mitigated phase evolutions, layered-tunnel heterostructure building"

https://www.eurekalert.org/news-releases/1088953 "liquid resins/ dual-light printing activates different chemical reactions depending on color of light used, violet = stretchy/ UV = rigid...  speed up 3D printing with built-in material control... enables flexible/ strong, complex output... at interface, molecule with both reactive groups enables much stronger connection between soft/ hard parts, can be gradual transition if we want... soft parts stretched/ bounced back, hard parts as strong as consumer products' plastic... prosthetics, flexible medical devices, stretchable electronics"

https://www.eurekalert.org/news-releases/1087393 "Hybrid Supraparticle Synthesis attachs inorganic nanoparticles to polymer microparticles' surfaces through mechanical collisions... wet chemical issues: complex multi-step/ additional costs, toxic solvents, difficult chemical bonding, overcome having nanoparticles envelop polymer microparticles like a shell by precisely controlling size ratio between particles, collision speed, rotational/ surface energy, roughness... electrodes, catalysts, pharmaceuticals, biotechnology, semiconductor packaging, electrical insulators"

https://www.eurekalert.org/news-releases/1088674 "longer operation times/ lower error rates outperform superconducting systems... qubit registers created using color centers in diamond/ surrounding nuclear spins, photonic-coupled via microresonators distributed across multiple registers/ distances >20 m... 2 register entanglement, each with six qubits,  >0.9 average fidelity...germanium/ tin vacancy defects, capable serving as qubits, in detectors/ sources, high Q-factors in diamond microresonators, 12 qubits, single-qubit gate error rates <0.5%, >10 ms coherence time"

https://phys.org/news/2025-06-team-tackles-bottlenecks-dual-wavelength.html#google_vignette "no cumbersome scaffolding requiring manual removal...  single digital micromirror projects UV (solidifies final epoxy structure)/ visible light (cures sacrificial thermoset) at same time... after thermal postprocessing, printed objects placed in water-based solution where supports dissolve... reduced print time, minimal material waste, improved resolution, 1-pot single resin avoids swapping mid-print, eliminates need for manual assembly... suspensions/ overhangs, cantilevers, hinges, interlocking systems"

https://www.metaltechnews.com/story/2025/05/28/tech-bytes/a-heavy-duty-us-lithium-vanadium-battery/2301.html "stability over thousands of charge cycles, maintains superior performance at extreme temperatures including fast charging at subzero temperatures... partner US Vanadium advances circular manufacturing utilizing post-industrial waste streams... heavy-duty: industrial, construction, defense, mining, trucking"

https://phys.org/news/2025-06-sensitive-tough-photonic-devices-reality.html "precise, powerful, easier/ cheaper production at scale... devices sensitive enough to detect tiny changes prone to breakdown with even small manufacturing imperfections, overcome using subwavelength phase singularity where light's intensity drops to 0 while phase continues full cycle... 2 gold nanorod layers (in rows slightly twisted relative to each other) sandwiching thin-layer polymer in between, bottom embedded in polymer/ top exposed to air, sensing molecules... adjusting space between layers controls light interactions"

https://www.sciencedaily.com/releases/2025/06/250625011632.htm "enables more powerful quantum computers, significantly more qubits... sensitive microwave amplifiers read inherently weak signals, but generate heat, causing decoherence, overcome using low-noise/ power semiconductor pulsed amplifiers... amplifier rapid activation to keeps pace with qubit readout using algorithm that improves amplifier operation... genetic programming enables amplifier smart control/ 35 ns response to incoming qubit pulse"

https://www.eurekalert.org/news-releases/1088892 "188.72 MPa tensile strength, 7781 S cm-1 electrical conductivity, 13 W m-1 K-1 thermal conductivity, scalable wet-spinning, reduced interlayer spacing, enhanced orientation, increased compactness... scalable method for assembling other nanomaterials into multifunctional fibers... smart textiles, wearables including heaters, flexible electronics"

https://techxplore.com/news/2025-06-artificial-photosynthesis-surpasses-key-efficiency.html "direct solar-to-chemical conversion approach reduces electrical resistance losses, minimizes installation footprint... 1 cm² perovskite-based photoelectrodes utilizing chlorine-doped formamidinium lead triiodide absorber layer, nickel-iron-cobalt catalysts, UV-insensitive tin oxide electron transport layers, assembled into 4×4 array... surpasses 10% commercial threshold... nickel foil/ resin encapsulation enables 140 hour continuous operation retaining 99% of initial performance... scalable to PV-size modules"

https://phys.org/news/2025-06-magnetic-chains-superconductors-heterostructure-advances.html "magnetic-superconducting hybrid systems enable topological superconductivity with potential applications in fault-tolerant quantum computing, but struggle with lattice mismatches/ complex interfacial interactions/ disorder, overcome with precise atomic-scale control over magnetic structures using sub-monolayer CrTe2/NbSe2 heterostructure... creates stripe-like patterns with edges hosting localized magnetic moments, effectively forming 1D magnetic chains... tunable periodic stress-induced structure"

https://www.eurekalert.org/news-releases/1088891 "exciplex (lower-energy intermediate state) upconversion OLEDs limited by need for carefully matched donor/ acceptor materials enabling efficient energy transfer, overcome inserting spacer layer between donor/ acceptor materials enabling wider selection of materials... 0.064% efficient exciplex formation, together with raised energy sufficiently... OLEDs for displays, lighting systems, wearables, foldables, portable electronics" Related: Observed luminescence of excited complex formed by two donor molecules may transform OLED technology https://www.eurekalert.org/news-releases/1090399

https://techxplore.com/news/2025-06-component-chain-constraints-fast-ev.html "enables superior energy density maintaining significant amount after 1,000s cycles charging to 80%  in 10 minutes... copper anode/ aluminum cathode are heavy, overcome using polymer sandwiched between copper or aluminum thin film layers, overall 85% cheaper using 80% less metals/ roll-to-roll fabrication, 27% more energy, performs as well as conventional counterpart at 1/4 the weight, enabling farther distance on same charge... polymer acts like circuit breaker eliminating 90% of lithium battery short-circuit fires"

https://www.eurekalert.org/news-releases/1088941 "Sunlab's multi-junction photonic power converters turning laser into electrical power... IR has low attenuation losses/ km enabling dramatic improvement in power/ data transmission >km... stacked semiconductor junctions absorb more light to convert to electric power, enabling higher efficiencies/ voltages... >2 volts at maximum power point with 53% efficiency... future: laser power in free space simultaneously powering/ communicating"

https://www.eurekalert.org/news-releases/1088652 "single-molecule magnet retains magnetic memory up to 100°K... store about 3 TB data/ square cm... single-molecule magnets store information individually enabling ultra-high data densities... rare earth dysprosium between 2 nitrogen atoms arranged almost in straight line, boosting magnetic performance... bent/ irregular shape overcome adding alkene acting like molecular pin, binding to dysprosium holding structure in place... molecule with linear arrangement enables magnetic memory at such high temperatures... huge data centers"

https://www.eurekalert.org/news-releases/1088149 "90% less power, reduces qubit decoherence, more powerful quantum computers... extremely sensitive microwave amplifiers ensures weak signals accurately detected/ read, but delicate, overcome by reducing heat since pulse-operated: activated only when needed for qubit amplification rather than being always switched on... smart amplifier uses algorithm improving operation... responds much faster to the incoming qubit pulse, in just 35 nanoseconds"

  https://phys.org/news/2025-06-metal-frameworks-metallic-pave-paths.html   "MOF's low electrical conductivity caused by defects overcome using AI/ robot-assisted synthesis enabling over crystallinity/ domain size control, reducing defect density... thin film MOF applied to substrate... >200 Siemens/ m conductivities at room temperature (higher ones at -173.15°C)... material features Dirac cones similar to as in graphene, enabling spin liquids, where quantum spins remain disordered even at low temperatures/ Klein tunneling... sensors, quantum materials, functional materials"

https://www.eurekalert.org/news-releases/1088673 "embedded in building’s water loop system, scalable, low-energy... 5-nm platinum metastructure electrode's short voltage pulse enables reversible copper deposition, switching surface’s IR emissivity which remains in chosen state for >30 days... surface raised internal temperatures up to 45.4°C in summer/ cooled by 5°C at night, annual energy savings up to 21.4%, up to 95.8 GJ reductions in cold climates... industrial HVAC, data centers, off-grid greenhouses, smart buildings... durability, bistability, spectral selectivity" Related: Anisotropic Hygroscopic Hydrogels Enable High-Power, Self-Sustained Passive Daytime Cooling https://bioengineer.org/anisotropic-hygroscopic-hydrogels-enable-high-power-self-sustained-passive-daytime-cooling/

https://www.eurekalert.org/news-releases/1088628 "overcomes need to applying large external magnetic fields by layering graphene on top of CrPS₄ magnetic layer, causing electron flow in graphene to becomes dependent on electrons’ spin direction... spin currents topologically’ protected, staying intact over 10s of μm long distances without losing spin information... ultrathin quantum circuits, efficient/ coherent transfer of quantum information through electron spins... essential building blocks in quantum computing, seamlessly linking qubits together within quantum circuits"

https://www.eurekalert.org/news-releases/1088501 "low noise, room-temperature quantum emitters in h-BN films scalably grown using pulsed laser deposition with added carbon atoms generating defects serving as quantum solid-state single-photon emitters... low-temperature 1-step synthesis... high brightness, strong polarization, robust photostability during continuous operation... integrate into chip-based quantum devices/ sensors, for quantum-based communication, information processing, sensing"

https://www.eurekalert.org/news-releases/1088523 "few atoms thick magnets enable smaller, more powerful devices, but at extremely cold temperatures, overcome by combining with topological insulator allowing electrons' smooth flow along its surface... magnetism stronger/ more stable when the 2 layered together, even at higher temperatures of that of liquid nitrogen's 77°K... stronger, more stable nanoscale magnets... future: room-temperature operation" Related: A more versatile and powerful foundation for future photonic technologies https://www.eurekalert.org/news-releases/1088765

https://techxplore.com/news/2025-06-thermoelectric-permanent-magnet-power-density.html "56.7 mW/cm2 transverse thermoelectric room temperature power density... can be utilized everywhere magnets used... complex module structure separating heat/ charge current circuits overcome using transverse thermoelectric effect: charge current generated in orthogonal direction to applied heat current... but, transverse thermoelectric materials' zT low compared to longitudinal ones, overcome achieving 2-orders magnitude higher zT at alternately stacked samarium-cobalt magnet/ bismuth-antimony-tellurium interface"

https://techxplore.com/news/2025-06-faster-multiplexing-6g-earth-orbit.html#google_vignette "time-division Multiple-Input Multiple-Output phased-array receivers operate faster, low power, exceptional area efficiency... reduces circuit complexity including for non-terrestrial nodes, by reusing signal paths through fast switching, record-setting 38.4 Gbps data rate across 8 streams in 65 nm CMOS... seamless integration between terrestrial/ satellite networks... overcomes circuit complexity growing proportionally to product of antenna quantity and MIMO streams, using time-division MIMO... IoT, LEO satellites, mobile"

https://www.eurekalert.org/news-releases/1087268 "scalable, −46 ppm/°C temperature coefficient wide thermal range, operates at 7–15 GHz (above 6 GHz), insertion loss as low as 1.47 dB, 3-dB bandwidths up to 373 MHz, high signal fidelity, wide bandwidth balances speed/ coverage, k² ~ 8.9% electromechanical coupling... filtering too bulky for mobile, suffers at high frequencies. fragile. overcome using 128°Y-cut lithium niobate... 6G smartphones, routers, aerospace, autonomous systems, sensors, AI-powered applications, immersive extended reality, hyper-connected IoT"

https://www.eurekalert.org/news-releases/1087244 "better understanding of the mechanism underlying successful deep learning leads to an efficient pruning of unnecessary parameters in a deep architecture without affecting its performance. It all hinges on an initial understanding of what happens in deep networks, how they learn and what parameters are essential to its learning... prune up to 90% certain layers' parameters without hindering system’s accuracy... better AI systems memory usage/ energy consumption"

https://phys.org/news/2025-06-quantum-random-access-memory-based.html#google_vignette "simultaneously retrieve data from multiple locations leveraging coherent superposition... stores large amounts/ different data types more effectively, boosting quantum computer speed/ effectiveness... transmon superconducting qubits robust against some noise types, direct surface acoustic wave phonons in desired locations... integrating transmon-controlled phonon phase gate into interferometer enables single phonon routing based on transmon's quantum state... QRAM realized connecting many routers in tree-like design"

https://www.eurekalert.org/news-releases/1086924 "considers interactions among multiple road users, social sensitivity... integrates: (1) Individual Risk Assessment for each road user, assessing speed, distances from one another, behavioral predictability, (2) Socially Weighted Risk Mapping, (3) Behavioral Belief Encoding predicting action's affect on overall traffic situation... evaluated using 2K benchmark traffic scenarios... better operational efficiency, driving tasks 13.9% faster on average... flexible/ adaptable to different regulations/ social norms to drive like locals"

https://www.eurekalert.org/news-releases/1087130 "6 thin lasers pin cloud of 10s of 1,000s rubidium atoms in place at few billionths degree above absolute zero forming Bose-Einstein Condensate, next, jiggle atoms using laser light so each atom superpositions so simultaneously in 2 places at once. each part following different path... when parts nap back together form unique pattern indicating acceleration experienced, based on multi-step laser adjustments guided by machine learning... precise navigation of vehicles such as cars, submarines, spacecraft"

https://www.eurekalert.org/news-releases/1088318 "electron spin on catalyst surfaces fundamental in how atoms bond/ react... accelerates reactions such as oxygen reduction/ evolution (hydrogen production), CO2 conversion, nitrogen fixation, by fine-tuning methods such as atomic doping, magnetic field modulation, toggling between high/ low-spin states, crystal structure tuning, applying magnetic fields. defect engineering... integrates principles from spintronics into electrocatalysis... fuel cells, metal–air batteries, electrolyzers, converting CO₂ into useful fuels/ chemicals"

https://phys.org/news/2025-06-ultra-thin-polymer-membranes-enable.html "irregular/ disordered pore structures leads to trade-off between selectivity/ permeability... overcome using interfacial 3-μm-thick polymeric membrane cross-linking separation layer on top of polymeric supporting layer... enables 82.38% vanadium flow battery energy efficiency, 300 mA/cm2 current density... tune separation layer  thickness/ morphology by varying cross-linking time/ types of agents... precise angstrom-scale ion sieving, high ion selectivity/ low resistance... membrane-based separation, energy storage"

https://www.eurekalert.org/news-releases/1088224 "single high-fidelity quantum state prepared from many noisy ones, but computationally expensive requiring many qubits... overcome using level-zero version of this distillation, in which a fault-tolerant circuit is developed at the physical qubit or zeroth level as opposed to higher, more abstract levels. In addition to requiring far fewer qubits, this new method led to a roughly several dozen times decrease in spatial and temporal overhead compared with that of the traditional version in numerical simulations" Related: Algorithm lets ordinary computers mimic fault-tolerant quantum circuit built on GKP bosonic code, promising crucial test-bed for future quantum hardware https://www.sciencedaily.com/releases/2025/07/250702214157.htm

https://www.eurekalert.org/news-releases/1088085 "high cost of gallium nitride semiconductor and its fabrication into devices, overcome by building many tiny transistors on GaN chip surface, cutting out each individual transistor, then bonding just necessary number onto silicon chip at low-temperature... cost minimal since only tiny amount of GaN material added to chip, but device receives significant performance boost while reducing overall operating temperature... smartphones with improved call quality, boosted wireless bandwidth, enhance connectivity, long battery life"

https://www.eurekalert.org/news-releases/1088089 "tiny fraction of degree rotation translates to µm-scale fiber displacements, enabling: mm-scale changes in resonator geometry, pm-scale tuning of its spectral/ free spectral range characteristics... van der Waals forces keep fibers in direct contact, contributing to resonator formation over sub-mm regions... micro-electromechanical systems (MEMS) integration, communication, quantum information processors, low-repetition-rate frequency comb generators, tuneable delay lines, nonlocal optofluidic sensors"

https://phys.org/news/2025-06-lanthanide-doped-nanomaterials-horizons-advanced.html "lattice with pronounced local crystal field distortions enables >500 magnitude of nonlinear (abrupt, avalanche-like) emission output surge once light excitation intensity surpasses critical threshold... ideal for ultrasensitive detection/ advanced imaging... orders of magnitude more sensitive... spatially distinct nonlinear emission patterns within individual nanocrystals, allowing imaging with resolution beyond physical dimensions of emitters themselves... super-resolution imaging, highly sensitive chemical/ bio -sensing."

https://www.eurekalert.org/news-releases/1087933 "laser light inside thin glass fibers mimics how AI processes information... overcomes bandwidth, data throughput, power consumption limits... amplifies tiny differences between intense fs laser pulses/ optical fiber via Extreme Learning Machine nonlinear interactions inspired by neural networks to make them discernable... pulses contain large number of wavelengths, sent into fiber with relative delay encoded according to an image containing information classifying handwritten digits with >91% accuracy"

https://www.eurekalert.org/news-releases/1088061 "creating ideal high-density nanotube structures is difficult, overcome using machine-learning to model, characterize, simulate, predict nanoparticle catalyst growth during nanotube fabrication... keeps fabrication cool/ connected... future: not all of those 100 billion nanoparticles will grow nanotubes, and we are working to discover which ones act as seeds, and why"

https://www.eurekalert.org/news-releases/1087639 "each pixel in silicon image sensor receives around a third of available light, overcome using lead halide perovskite semiconductor stacked pixels utilizing every photon for color recognition... perovskite sensors' hyperspectral imaging control wavelength range absorbed by each layer... perovskite containing slightly more iodine ions absorbs red, add more bromine for green, chlorine more blue, without any need for filters... smartphones, medical analysis, automated environmental/ agricultural monitoring"

https://phys.org/news/2025-06-scientists-uncover-magnetic-field-ultrafast.html "suppressing slow processes boosts spin-based data processing to femtosecond speeds... magnetic fields control spin angular momentum/ dynamic spin control in vdW ferromagnet Fe₃GeTe₂... 7-tesla magnetic field accelerates demagnetization process by 60%, simultaneously suppressing demagnetization efficiency by 34%... mechanism based on spin entropy variation within 3-temperature model... high-speed magnetic storage and logic devices operating at or near room temperature where effect was more pronounced" Related: Strong magnetic fields flip angular momentum dynamics in magnetovortical matter https://www.eurekalert.org/news-releases/1089699

https://www.eurekalert.org/news-releases/1087750 "overcomes high-density channel crosstalk, low-latency signal synchronization, difficult large-scale integration, using integrated microcavity optical frequency comb multi-wavelength light sources, reconfigurable high-performance optical computing chip, scalable high-precision driving system... 50 GHz modulation frequency, >2560 TOPS peak performance, >3.2 TOPS/W energy efficiency... >90% improved universal error correction wavelength-channel consistency, >40 nm device bandwidth... optical computing"

https://news.mit.edu/2025/closing-superconducting-semiconductors-0617 "less wiring linking ambient temperature electronics/ low-temperature superconducting circuits... larger/, stable, streamlined systems... 4 energy-efficient rapid single flux quantum AC-to-DC diode-based superconducting rectifiers integrated on chip within cryogenic environment... overcomes noise/ heat from having to use numerous connecting wires connecting cold quantum chips to room-temperature electronics... might also help insulate qubit signals... highly energy-efficient, superconductivity-based supercomputers"

https://phys.org/news/2025-06-ultra-thin-metallic-oxide-reveals.html#goog_fullscreen_ad "hybrid molecular beam epitaxy method used for growing metallic but nonmagnetic ultra-thin RuO2 layers, then applying epitaxial strain inducing altermagnetic state, which includes anomalous Hall effect but without having to use extreme magnetic fields to create it... magnetic effects in films just two-unit cells thick (less than a billionth of a meter)., and despite being so thin, the material remained highly metallic and structurally stable. AI, quantum computing, spintronics, low-power electronics" Related: Breakthrough in spintronic devices for ultra-thin quantum circuits https://www.tudelft.nl/en/2025/tnw/breakthrough-in-spintronic-devices-for-ultra-thin-quantum-circuits

https://www.eurekalert.org/news-releases/1087644 "preserves high sensitivity... small, reduced complexity/ energy consumption, multi-functional... resonators detect signals via shifts in stiffness/ stable drive frequency limiting overlap/ signal confusion... instead of relying on energy redistribution, new approach monitors energy dissipation... any resonator-based measurement system: accelerometers, electric field sensors, force detectors... autonomous vehicles, wearable medical monitors, industrial automation systems, aerospace" Related: Mini machines, big impact: Tackling distortion in PT-symmetric MEMS https://www.eurekalert.org/news-releases/1087099

https://www.eurekalert.org/news-releases/1087638 "non-line-of-sight signals leading to positioning errors, overcome with software-generated virtual nodes derived from real 5G measurements, combining time-of-arrival data, particle filtering, stability statistical test... accurately/ efficiently recalculates user location, >21% reduced positioning errors, nearly 77% less computation time... no: large datasets, external sensors... integrates particle filters/ Augmented Dickey-Fuller test... smart cities, autonomous vehicles, smart delivery systems"

https://www.eurekalert.org/news-releases/1086716 "low-energy light molecules upconverted into single high-energy particle... excited state quickly hops around 3 anthracene molecules arranged like antennas in 3 different directions around central boron atom, letting it sample larger space/ multiple configurations without losing energy... low-viscous medium/ orientation favorable for triplet-triplet annihilation enables 20% faster energy fusion rate... sensors, cancer therapy/ diagnostics using harmless low-energy light/ in-situ upconversion, better solar power harnessing"

https://www.eurekalert.org/news-releases/1087118 "nanophotonic silicon chips based on erbium-based silicon quantum light sources... enhanced erbium's interaction with light using nanoelectromechanics, low power integrated nanophotonics, nanolithography, quantum systems, standard optical fibers... implant erbium atoms into tiny, ultra-pure silicon structures (improving performance) using advanced ion beam techniques... quantum devices that can be integrated into today’s technology"

https://phys.org/news/2025-06-universal-framework-enables-custom-3d.html "snapshot 3D multispectral imaging without spectral filters, axial scanning, digital reconstruction, phase masks at pupil plane constraining complexity/ mathematical representation... engineering through passive surface series optimized using deep learning, forming physical diffractive optical processors approximating any linear transformation between 3D optical intensity distributions in input/ output volumes... compact multispectral imagers, high-throughput 3D microscopy platforms, optical data encoding/ transmission"

https://thequantuminsider.com/2025/06/05/oxford-quantum-circuits-oqc-publishes-quantum-computing-roadmap-sets-sights-on-50000-logical-qubits-by-2034/ "10x advantage in physical-to-logical qubit efficiency/ high-fidelity gate speeds... numerous noisy/ faulty physical qubits, before they’re corrected for errors, overcome using far fewer physical qubits generating each error-corrected logical qubit, enabling scale...  99.8% 2-qubit fidelity in 25 billionths of second among the fastest and most accurate gates ever recorded for fault-tolerant quantum systems... financial services, national security, fraud detection, cybersecurity, drug discovery, quantum chemistry" 

https://www.cbsnews.com/news/innovative-ice-battery-system-cool-buildings-lower-energy-costs/ "New York's Eleven Madison skyscraper air-conditioned using about 500K pounds of ice created every night when cost is low... then, during day when price is high, building cooled with previous night's ice, lowering cooling costs up to 40%... buildings won't need to draw from peaker plants... new materials that don't need to get as cold as ice, but can still keep buildings cool... water, add other elements/ molecules, control that temperature basically anywhere we want it, in the zero to 20°C range... cool homes"

https://www.newscientist.com/article/2482057-qubit-breakthrough-could-make-it-easier-to-build-quantum-computers/ "enable much smaller and cheaper error-free quantum computers... qubit intrinsic redundancy instead of more of them... superconducting cavity qubit with microwave radiative photons trapped inside, with information encoded multimode into their quantum states, where several of photon’s properties used at once storing information, enhancing qubit resiliency... computers up to 50X smaller, consuming 10X less power... future:, manipulating information stored within qubits during calculations, with >100 qubits by 2029"

  https://www.eurekalert.org/news-releases/1087395 "better/ more compact electronic devices... safely/ cost-effectively grow 1-atom layer SnS sheets on silicon wafers, conduct selectricity/ responds to light... challenging to selectively form SnS from base tin/ sulfur, sometimes producing SnS2 instead, overcome heating sulfur/ tin using low sulfur levels relative to tin which is positioned further away and which mostly sublimes away leaving SnS outer monolayer film behind... linking ferroelectrics, spintronics, valleytronics... light/ tiny spins for faster/ more efficient computers"

https://www.eurekalert.org/news-releases/1087410 "design rules: non-overlapping placement, power rail alignment, precise cell pin alignment with power rails, aggregating undersized cells horizontally... Mixed Integer Linear Programming iterative mathematical optimization balances computational efficiency/ solution accuracy... 35+ cells incidences solved < 5 minutes... prioritizing uniform cell heights/ balancing aspect ratios... bridges theoretical modeling/ industrial requirements... high-performance semiconductor devices, navigating post-Moore’s Law scaling challenges"

https://phys.org/news/2025-06-3d-device-white-noise-acoustic.html "struggle designing systems working on wide range of frequencies, most requiring active devices/ resonance-based, overcome taking in broadband white-noise signals from point source radiating sound equally in all directions/ scattering so different sound frequencies/ emitted... computational morphogenesis: fully controlled, broadband auditory wave sensing/ manipulation in free spaces, similar to biological systems, utilizing algorithms for structural optimization/ finite element analysis generating complex shapes"

https://www.eurekalert.org/news-releases/1087333 "ultrafast laser 2-step fabrication creates/ monitors individual Group-IV quantum defects in diamond that can store/ transmit information using quantum physics... stably connects information stored in electron spin with light particles... focused ion beam platform  directs individual tin ions into exact positions within diamond with nanometre accuracy... ultrafast laser pulse annealing gently excites tiny regions of diamond... in-situ control/ feedback during defect creation... secure communication, distributed quantum computing"

https://www.eurekalert.org/news-releases/1087305 "better speed/ security... zero electric permittivity/ unique magneto-optic property generates stable optical spatiotemporal vortices... tuning magnetic photonic crystal parameters to critical phase, transitions to metamaterial... light pulse hits material, reflects as spatiotemporal vortex, exhibiting simultaneous swirling in space/ time, carrying transverse orbital angular momentum... exceptional stability... bridges metamaterials, topological physics, structured light fields... optical communications, biomedical imaging, nanotechnology"

https://phys.org/news/2025-06-ion-advances-ground-quantum.html "electric fields trap/ move up to 200 ion qubits, lasers manipulate their atomic/ motional quantum states, enabling long period quantum coherence... multiple operational zones connected via junctions... reduces capacitance/ subsequently lowers power losses when the necessary 150 to 300 V are applied... parallel gate operations, simultaneously controlling qubits along different directions in space... entangle many qubits in single group (squeezing) altering scale of ions' motion/ position in spin-dependent manner"

https://www.eurekalert.org/news-releases/1086868 "molybdenum disulfide for n-type/ tungsten diselenide for p-type transistors... metal-organic chemical vapor deposition grows large molybdenum disulfide/ tungsten diselenide sheets fabricating >1K of each type of transistor... adjusted threshold voltages n-/ p-type transistors... low-supply voltages, up to 25 kHz frequencies... one instruction set computer performs simple logic operations"

https://techxplore.com/news/2025-06-high-dac-paves-faster-energy.html "Imec's wireline 7-bit 150 GSa/s Digital-to-Analog Converter fabricated in 5nm FinFET CMOS process, data rates up to 300 Gb/s using PAM-4 modulation... enables sophisticated signal processing supporting transmission over physical links... reduced:  signal degradation/ power inefficiencies... reduced number of unit cells from 127 to 34, minimizing switching activity, lowering power consumption (to 621 mW at 0.9V and 0.96V supplies) without compromising speed, with decreased parasitic effects"

https://www.eurekalert.org/news-releases/1087067 "integrates high: electrical insulation/ thermal conductivity by bonding kg-scale carbon quantum dots/ polyetherimide diamine monomer... forms crosslinked network, combining Coloumb blockade effect trapping free electrons, extending unbound electron movement trajectory... 200℃ electrical resistivity, 3.6 J cm-3 energy density, >90% discharged energy efficiency at 200 ℃, 0.65 W m-1 K-1 PEI-NH2-CQD thermal conductivity... scalable, high-temperature dielectric energy storage applications"

https://techxplore.com/news/2025-06-optical-neural-partial-differential-equations.html "current computational techniques time-consuming/ expensive, overcome by encoding equations in light wave's intensity property, then phase feeding them into diffractive optical neural networks/ optical matrix multipliers... as wave passes through, intensity gradually shifts/ changes until representing solution... takes the spatiotemporal data of an input physical quantity, which is a function of positions and time, to predict the spatiotemporal data of an output physical quantity as a function of positions and time" Related: Control and enhancement of optical nonlinearities in plasmonic semiconductor nanostructures for future reconfigurable optical neural networks https://www.eurekalert.org/news-releases/1087065

https://phys.org/news/2025-06-chip-photonic-qubit-enables-gkp.html "scalable, many photons' superpositions encoding information in error-resistant manner... well-suited for networking across chips using standard fiber connections... photon-number-resolving detectors with >99% detection efficiencies, ultra-low-loss silicon nitride waveguides on 300 mm wafer platforms, optical packaging... enables deterministic operations... loss reduction/ performance improvement across chip fabrication, component design, and detector efficiency"

https://www.eurekalert.org/news-releases/1086431 "RPM stably controlled according to input voltage... catalyst metal residue from manufacturing process degrade CNT electrical properties, overcome using CNT purification utilizing fourth state of matter liquid crystal alignment principle naturally resolving strong aggregation, removing metallic particles without damaging CNT's nanostructure... purification significantly improves conductivity... also applicable to conductive materials for batteries, pellicles for semiconductors, cables for robots"

https://phys.org/news/2025-06-ai-waveguides-pave-generation-photonic.html "no: complex designs, specialized materials, sophisticated fabrication... series of thin, transparent diffractive layers optimized by deep learning collectively sculpting/ guiding beam, filtering specific light modes, splitting into different channels based on polarization/ spectrum, bending around sharp corners, in cascaded manner... also mode-specific polarization control maintaining desired polarization state of certain spatial modes while filtering out others... telecommunications, photonic circuits, compact/ advanced sensors"

https://www.brown.edu/news/2025-05-21/holography "illuminate target using IR, imaging using visible light quantum-entangled with the IR probe, capturing both intensity/ phase, enabling holographic images capturing object's contour depths, for accurate 3D images using indirect photons... IR for safe, skin-penetrating biological imaging, but doing so conventionally requires expensive IR detectors for imaging... instead, inexpensive silicon visible light detectors... using 2 slightly different wavelengths creates 25X longer synthetic wavelength"

https://www.eurekalert.org/news-releases/1086790 "precision achieved using trapped calcium ion qubit... unlike using lasers, quantum state controlled using electronic microwave signals for greater stability, lower cost, greater robustness... ease of integration into ion trapping chips, room temperature, without magnetic shielding... future: extend to 2-qubit gates which function together"

https://www.eurekalert.org/news-releases/1086540 "biosafety level 1 electricity-producing bacteria using premade blend of 15 probiotics... engineered in bacteria- compatible electrode surface, using polymer/ some nanoparticles improving/ boosting probiotic electrocatalytic behavior... modified electrode was porous/ rough, excellent for bacteria to attach/ grow, and improved microorganisms’ electrogenic capability... coating dissolvable paper with low pH-sensitive polymer increases voltage output/ duration. working only in acidic: polluted area/ human digestive system"

https://phys.org/news/2025-06-electron-shower-technique-advanced-piezoelectric.html#google_vignette "Synchronized Floating Potential HiPIMS: argon ions ignited, then shot in short, high‑energy pulses at aluminum nitride, knocking out atoms subsequently landing on substrate, forming thin film... applying voltage to substrate accelerates film‑forming target ions, but also process gas argon ions, causing electrical breakdown, overcome having electrons reach target faster than much larger ions, so that only the right ions end up in the thin film... RF filters, sensors, actuators, tiny energy converters, future: quantum"

https://phys.org/news/2025-06-nonreciprocal-cavity-magnonics-device.html "alters light pulse velocity without compromising transmission efficiency.... hybridized system: dielectric resonator's photon mode/ magnetic yttrium iron garnet sphere's magnon mode, where magnon mode's chirality is harnessed, inducing nonreciprocity enabled by an additional dissipative coupling introduced via common microstrip... light allowed propagation in both directions but at different speeds... high-speed microwave communication, quantum information processing, neuromorphic computing"

https://www.eurekalert.org/news-releases/1086209 "no: costly, unwieldy, slower coating under vacuum... liquid-based chemical conversion coating with cavitation bubbles... corrosion resistance to chlorides (salt)/ undesirable mechanical properties...  jets of bubbles fired at surfaces/ same jets exposed to ultrasound waves... subsequent cavitation collapse forms thick, even magnesium phosphate films... reinforcing lightweight materials in EVs"

https://www.eurekalert.org/news-releases/1086591 "8.4 X 20 mm 8-element antenna-in-package radio in mobile devices, data rates >100 Gbps... sub-THz D-band (110–170 GHz), with wider bandwidth necessary for ultra-high-speed, high-capacity... overcomes free space propagation losses/ difficulties implementing amplifiers/ switches... injection-locked tripling phase shifter eliminating need for local oscillator buffers... bi-active sub-harmonic mixer... 25.7 dBm effective radiated power... mobile VR/ XR in medical operating rooms, immersive entertainment, smartphones"