Today's Tech News: Notable or Not?

https://phys.org/news/2025-08-ai-technique-defect-free-arrays.html "quantum systems relying on atoms arranged very precisely in specific patterns... facilitates arrangement of thousands of atoms into arrays, while also ensuring that these arrays are defect-free (no missing atoms)... AI plans simultaneous shift of all atoms in optical tweezer array/ calculates optimal path (hologram for the high-speed spatial laser modulator) to target sites that are missing atoms, moving simultaneously up to 2024 atoms in 60 ms regardless of array size, with precise control over tweezer array position/ phase"

https://phys.org/news/2025-08-high-energy-material-qled-efficiency.html "also reducing electron back-leakage/ surface defects, unlike triphenylamine-based hole transport layer molecular structure's hole mobility/ electron-blocking capability degradation... high 25.7% external quantum efficiency in green QLED devices, 1.46 million hours lifetime (T₅₀ at 100 cd m⁻²) which is 66X longer than conventional devices, demonstrating long-term stability... highest performance among materials in same class... overcomes limitations of conventional materials that have weak molecular bonds"

https://techxplore.com/news/2025-08-artificial-neuron-merges-dram-mos.html "combines dynamic random-access memory with ultrathin semiconductor monolayer molybdenum disulfide-based circuits creating integrate-and-fire neuron... DRAM stores electrical charges in capacitors, electrical charge amounts can be modulated to mimic variations in electrical charge across biological neurons' membrane determining whether inverter triggers electrical bursts... resembling those observed in biological neurons when they fire... also emulates photopic/ scotopic adaptation of human vision... edge computing" Related: A metal-organic framework neuron with dopamine perception https://www.eurekalert.org/news-releases/1097074

https://www.eurekalert.org/news-releases/1095437 "utilizes Mach-Zehnder interferometer arrays... also, microring resonators, each allowing simultaneous multiplication/ bias addition... flexible/ efficient all-optical processing... cross-waveguide coupling allows switching between static/ dynamic temporal tasks... receives inputs from current and previous time steps at separate ports, and output a combined signal using distinct units to avoid crosstalk... dual-path computation single unit doubles processing throughput"

https://phys.org/news/2025-08-laser-technique-boosts-power-individually.html#google_vignette "velocity mismatch causing laser pulses to spread out/ separate in time/ space prevents stable, high-power pulses... overcome using mode multiplexer/ demultiplexer separating mixed beam inside multimode fiber into individual channels, 1 for each mode, enabling dispersion management for each mode independently by adding precise lengths of compensating fiber to each channel... recombine with multiplexer into single beam... beam-shaping capabilities... attosecond light sources, precision fabrication, nonlinear microscopy"

https://www.eurekalert.org/news-releases/1096433 "rare-earth metal ions, photoactive lanthanide-doped upconverting nanoparticles' core, exhibit complex energy levels structure allowing interaction with wide range of wavelengths... excitation with 2 near-IR beams upconverts emission intensity several-fold/ changes to visible... enables visualizing IR beyond standard detectors' sensitivity... IR detection/ its conversion to visible, enhanced microscopy resolution, optical computing"

https://www.eurekalert.org/news-releases/1096422 "as medium for writing digital information, fabricated nanoscale chiral antiferromagnet Mn₃Sn dot device, electrically induced antiferromagnetic rotation enabling fast, high-fidelity spin ordering control... efficient switching with 0.1-ns current pulses requiring no external magnetic field... 1K error-free switching cycles using 2D rotation of the chiral spin structure with an effective inertial mass... antiferromagnets can do what ferromagnets do, and more... semiconductor devices powered by antiferromagnets" Related: New class of X-type antiferromagnets enables sublattice-selective spin transport https://www.eurekalert.org/news-releases/1096406 Interface-controlled antiferromagnetic tunnel junctions offer new path for next-gen spintronics https://www.eurekalert.org/news-releases/1096405

https://techxplore.com/news/2025-08-detector-significantly-energy-consumption-generation.html "improved connectivity, spectral efficiency, service quality, ability of signal detection to dynamically allocate computing resources where most needed... as much as 99% less computational load without sacrificing accuracy, near optimal error rates with significantly lower signal-to-noise ratios for accuracy/ efficiency, better: throughput, computational complexity, transmission power, backhaul traffic"

https://phys.org/news/2025-08-optoelectronics-holograms-smartphone-closer-everyday.html "creates pre-designed image on other side, exploiting light interference whereby light waves create complicated patterns when interact with each other... each meta-atom shaped to control/ slightly modify beam of light passing through, behaving as one holographic metasurface pixel... simpler, compact, cheaper, easier to apply than using lasers... data storage, anti-counterfeiting, smart phones, VR/ AR, communication, gaming/ entertainment, high numerical aperture lenses for optical microscopy/ sensing"

https://www.eurekalert.org/news-releases/1096254 "if you know the noise/ update qubit controls fast enough, it's cancellation is manageable... Field Programmable Gate Array houses the algorithm... enables calibration across all the qubits at the same time with an exponential precision with the number of measurements (in practice, less than 10 measurements)... with the number of qubits going up in the future, we should be able to find good use of our method"

https://techxplore.com/news/2025-08-ai-breakthrough-power-images.html "slow/ energy intensive diffusion generates images from text: AI trained on large dataset of images, repeatedly add statistical noise until image disappears, then when prompted to create image starts with screen full of static then reverses process gradually removing noise until the image appears... overcome using  digital encoder trained on publicly available datasets, spatial light modulator liquid crystal screen imprints pattern onto a laser beam then passed through 2nd decoding SLM turning pattern in laser into final image"

https://www.eurekalert.org/news-releases/1096235 "performance below those gallium arsenide-based, due to electronic disorder, being sensitive to stray electric fields from charged defects in surrounding materials... stacking 2 additional graphene layer ultra-thin electrostatic screens, with large relative twist angle ensuring layers electronically decoupled while separated <1 nm, 1 layer then doped to act as metallic screen suppressing charged impurities by order magnitude... other layer hexagonal boron nitride... sensing, quantum metrology, high-speed electronics/ computers"

https://www.eurekalert.org/news-releases/1096067 "overcomes trade-off between driving efficiency (more miles per charge) and reducing torque ripple (minimizing vibrations that are uncomfortable/ reduce vehicle's lifespan)... Teamwork Optimization Algorithm adjusts at millisecond speed with minimal computational overhead motor's magnetic flux for optimal performance under any driving conditions... energy consumption reduced up to 15%, torque ripple decreased 40%, total harmonic distortion decreased 35%"

https://www.eurekalert.org/news-releases/1095917 "digital semantic communication foregoing massive codebooks via temperature-controlled concrete distributions, exhibiting improved efficiency/ user experience... outperforms vector quantization-based baselines in terms of structural similarity index/ peak signal-to-noise ratio parameters... no exponential codebook complexity enables large AI models with AI built into every small component, for: factories using ultra-dense machine-type communications, fully autonomous factories, swarms of low-power IoT sensors"

https://www.eurekalert.org/news-releases/1096100 "transverse thermoelectrics generate voltage drop perpendicular to heat flow direction... when material has more oxygen vacancies, entropy difference inside becomes larger, driving electric charges to flow more strongly along temperature gradient, making electricity generation more efficient... vacancies slightly distort material’s crystal structure, causing some straight-flowing charge flow to shift sideways increasing transverse thermoelectric efficiency... no complex/ expensive new materials... applies to many thermoelectric materials"

https://www.eurekalert.org/news-releases/1095898 "microstructural design strategy for crack-initiation-resistant material also improves fatigue limit in steels generally... key is suppressing crack initiation rather than termination... fatigue crack initiation in high-strength steels is caused by elastic strain mismatch in loading direction at grain boundaries... better than conventional method of heat treatment that inevitably sacrifices tensile strength... goal is to improve feasibility of ultra-high-strength materials"

https://phys.org/news/2025-08-3d-superconductor-soft-approach.html "deposited during 1-step 3D printing: self-assembles before being heat-treated into porous crystalline superconductor... at the atomic scale, atoms line up into a crystalline lattice; block copolymer self-assembly directs mesostructured lattice formation; 3D printing macroscopic lattices, including coils/ helices... printed niobium-nitride material superconductor with 40 to 50 Tesla magnetic field (future: titanium nitride)... compound superconductors in quantum devices, superconducting magnets such as those used in MRI"

https://www.eurekalert.org/news-releases/1095924 "array of 10 quantum memories created using praseodymium-doped crystal cryostat cooled to 3 K, allocating 250 storage slots each storing photon with on-demand retrieval... stores ever more photons until large entangled quantum state formed, then quantum operations begin... advances quantum repeaters that switch to another memory cell if no success with original... future: fully exploit time-multiplexed quantum memory arrays by storing entanglement, increasing: efficiency, storage time, number of memory cells"

https://www.eurekalert.org/news-releases/1095490 "spintronics consume less power/ more non-volatile, but now, using spin losses as energy to induce magnetization switching enables ultra-low power spintronic devices... natural loss of spin allows magnetic materials to spontaneously switch their internal magnetization direction without external stimuli... the greater the spin loss, the lesser the power required to switch magnetization, increasing energy efficiency up to 3X... scalable, compatible with existing processes... ultra-small/ low-power AI semiconductor devices"

https://www.eurekalert.org/news-releases/1095776 "De Gennes' superconducting switch: superconductor sandwiched between ferromagnetic insulators, net magnetic exchange field controlled through ferromagnetic layers' magnetic orientation... shifts in superconducting critical temperature lower than predicted so superconductivity not completely suppressed, overcome using: europium sulfide insulating ferromagnet, niobium superconductor, additional gold layer in-between boosting induced large proximity exchange field... non-volatile superconducting RAM"

https://techxplore.com/news/2025-08-meta-ultra-thin-flat-panel.html "smaller/ more energy efficient lasers promise superior brightness... cm-scale photonic integrated circuit (no bulky parts) integrated with 5X5-mm liquid-crystal-on-silicon panel... 1/8th thickness of conventional liquid crystal on silicon displays, much wider color range... integrates nanophotonics with display technologies... slim-panel 3D holography, more immersive AR glasses merging virtual images with real-world... future: enable light adjustment for specific image areas, eliminate laser induced grain. speckle" Related: Twisting light: UNamur and Stanford collaborate on breakthrough in photonic devices https://www.eurekalert.org/news-releases/1095450

https://phys.org/news/2025-08-high-fidelity-entangling-gates-remote.html "limitations of frequency crowding/ difficulty controlling or measuring several qubits, overcome with first distributed quantum computing utilizing direct 2- qubit entangling gate between 2 remote quantum chip processors, with high fidelity... potentially also enables quantum LDPC error correction codes... microwave cable wire-bonded onto each chip to enable plug-in and play, allowing substituting one of the chips without taking the whole system off the dilution fridge... future: 100- qubit entangling gate"

https://techxplore.com/news/2025-08-ai-method-reconstructs-3d-scene.html#google_vignette "generalizes well across new images or different scenarios/ extracted patterns traditionally difficult to interpret... gradually adjusts model's internal parameters... solve vision tasks, such as tracking, as test-time optimization problems... new datasets not needed for training on... compares rendered image with real observed image, backpropagating difference through differentiable rendering function/ 3D generation model to update its inputs... provides 3D explanations of its perceived world... robotics, autonomous driving"

https://www.eurekalert.org/news-releases/1095123 "MgO/Fe(001), widely used in spintronics, as an insulating film can host stable spins since they lack conduction electrons... oxygen coating on Fe(001) provided atomically flat substrate for epitaxially growing flat MgO film using chemical vapor deposition in ultra-high vacuum, then adsorbed CuPc molecule on top... insulating layer keeps spin stable... observed zero-bias peak emerging via indirect coupling of isolated spin/  Fe(001) substrate conduction electrons, showing insulating films can support isolated spins' formation"

https://www.eurekalert.org/news-releases/1092665 "hardness/ brittleness makes shaping difficult, solved using vat polymerization: layer by layer 3D printing using light cured liquid resin... added: silica improves quality, methyl-phenyl-polysiloxane improves strength... compressive/ bending strengths comparable to 1,400℃ sintering, high specific strength, low density... formation of silicon carbide oxide phase, filling gaps between printed layers, for better bonding/ reduced anisotropy... avoids need for non-silicon binders... ceramics survive extreme environments"

https://phys.org/news/2025-08-defect-carrier-gan-based.html "energy loss/ reduced LED performance when electrons cool significantly slower than holes... relaxation time reduced from 8.61 to 0.15 ps, comparable to holes (0.12ps)... strengthened electron-phonon coupling, further accelerating carrier cooling... continuous band structures/ strong nonadiabatic coupling, enabling ultrafast electron relaxation... defects outside trapped electrons did not improve cooling... mitigates sub-10% carrier quantum efficiency, improving UV LED efficiency... also controlling semiconductor properties"

https://www.eurekalert.org/news-releases/1095494 "broadening achromatic bandwidth/ increasing aperture size, functional operation extension into IR/ UV using nonlinear materials... dual-metalens systems: vertically stacked enables more flexible aberration control/ varifocal systems, laterally aligned mimics human visual mechanism with binocular metalens demonstrating intelligent depth sensing... 3D reconstruction integral imaging, precision measurement light-field imaging, quantum light sources generating high-dimensional/ multi-photon entangled states"

https://www.eurekalert.org/news-releases/1095581 "spin encoded information decays quickly, overcome by bending 2D molybdenum ditelluride, enabling persistent spin helix texture preserving state even when electrons scatter/ collide with atoms... 2D material is bent, top stretches/ bottom compresses, causing positive/ negative charges to shift slightly relative to each another, producing flexoelectric polarization, spin-up/ spin-down electrons split into distinct bands... at highest curvature, spins exhibit helix shape/ flip between up/ down... compact/ efficient electronics"

https://phys.org/news/2025-08-calcium-ions-entangled-photons-scalable.html "prototype: node using string of 10 calcium ions in quantum computer... also applicable to quantum sensors... adjusting electric fields, ions placed 1 by 1 into optical cavity, then, finely tuned laser pulse triggered emission of single photon whose polarization entangled with ion's state... stream of photons, each tied to a different ion-qubit in register... 92% entanglement fidelity... scalable: registers potentially linking hundreds of ion-qubits to individual photons, connecting entire quantum processors across continents"

https://phys.org/news/2025-08-zigzag-graphene-nanoribbons-configuration-tomorrow.html "individual metal ions are anchored to center of porphyrin molecules' organic ring, by baking at several hundred °C under ultra-high vacuum while sitting on gold surface, forming nm-long chains... then these porphyrin molecules docked along edges of graphene ribbon backbone at regular intervals alternating between ribbon's left/ right sides... spin-carrying electrons in metal center stay localized on metal atom/ corresponding electrons in graphene ribbon spread out along both edges... electrical/ magnetic conductor"

https://www.eurekalert.org/news-releases/1095273   "multiple chemical reaction steps carried out 1 after another creates significant overhead, overcome synthesizing complex molecules in 1 step without needing to isolate intermediate products/ change catalysts... linked 2 reactions: ring-forming step acting on initial reactants producing intermediate compound, oxidation reaction adding oxygen producing final compound... catalyzing either reaction flips cerium to other oxidation state... gets high yields under mild conditions... pharmaceuticals, functional materials"

https://www.eurekalert.org/news-releases/1095100 "3D printers produce only rough 3D structures... mimicking way pinecone’s scales bend outward releasing seeds... record 3D length-to-thickness ratio, helices, concave/ convex mirrors with <1 nm variation... micro-zoom lenses replacing 5 separate cameras in smartphones, microphotonic using light instead of electricity... <2 ms: 1 side heated with laser, glass liquifies, surface tension becomes stronger than gravity, glass pulled into fold where laser hits... bend sheets up to 10 µm thick, fine control down to 0.1 μrad"

https://www.eurekalert.org/news-releases/1095165 "complex laser array at room temperature holds single atom in Paul trap... vibrations controlled/ utilized producing complex Gottesman-Kitaev-Preskill code, translating smooth, continuous quantum oscillations into clean, digital-like discrete states, making errors easier to spot/ fix... entangling 2 of these quantum states as qubits creates logic gate, enabling large-scale, highly hardware-efficient quantum-information processing... quantum logic gates with a reduced physical number of qubits, increasing their efficiency"

https://www.eurekalert.org/news-releases/1095381 "detect signals thousands times stronger than existing quantum sensors... works across wide classes of proteins/ systems... directly measures quantum properties inside living systems... doesn’t yet rival diamond defect quantum sensor sensitivity... opens new frontiers for advancing quantum technology: quantum-enabled nanoscale MRI... ability to watch biology unfold at quantum level: protein folding, enzyme activity, earliest disease signals"

https://www.eurekalert.org/news-releases/1095333 "high temperature/ pressure (>100 MPa) sintering often results in uneven distribution of porosity throughout magnetic material with high porosity at the center/ rare earths very reactive to oxygen... new method uses friction stir consolidation: alloy powder placed in pressurized (<1MPa) chamber, stirred with rotating tool, powder sintered into solid eliminating porosity without melting alloy... frictional heating from particles rubbing together fuses powder without pockets/ bubbles forming, uniform throughout... less oxidation"

https://phys.org/news/2025-08-quantum-device-amperes-volts-ohms.html "integrates 2 quantum systems, quantum anomalous Hall resistor/ programmable Josephson voltage standard, into 1 cryostat providing low-temperature for both to operate effectively... material performs quantum functions without magnetic field... measurements using quantum mechanics principles far more precise than standard measurements... measured voltages from 0.24 to 6.5 mV, amperes, ohms with very little error... spur innovation in topological material systems, cryostat design/ engineering"

https://techxplore.com/news/2025-08-powered-photodetector-sensitivity-boost-device.html "silicon semiconductors have low light responsivity, and 2D semiconductor MoS₂ too thin for doping, overcome using: van der Waals bottom electrode making semiconductors extremely sensitive to electrical signals without doping, partial gate structure applying electrical signal only to part of 2D semiconductor, controlling 1 side to behave like p-type and other like n-type... operates without electricity in environments with light source... wearables, biosignal monitoring, IoT, autonomous vehicles, robots"

https://phys.org/news/2025-08-ultra-thin-materials-optical-vortices.html   "carry more information, faster, ultra-secure... expensive/ complex manufacturing/ bulky crystals overcome using: hexagonal boron nitride or molybdenum disulfide, shinning circularly-polarized laser through layers stuck to each other through van der Waals force... birefringence converts almost half incoming light into twisted beams, enabling additional informational encoding dimension... future: improve conversion efficiency, compatibility with existing communication/ satellites, integrate into larger optical systems"

https://www.eurekalert.org/news-releases/1094807 "spectrum handles 10X more data, but easily blocked, overcome using machine-learning shaping transmissions to bending around obstacles/ neural network rapidly adjusting to complex/ dynamic environment... scanning for best path doesn't work for bendable transmissions since infinite ways of curving... learn using neural net training virtually for different obstacles/ environments, using little data... ultra-fast, reliable wireless connectivity for immersive virtual reality, fully autonomous transportation"

https://newatlas.com/materials/breathing-crystals-oxygen-fuel-cells/   "durable, efficient electricity production... heated to relatively low temperature of about 752°F (previously much higher temperatures, for oxygen control)... replaces other materials that were too fragile to use repeatedly... smart materials that can adjust in real time... clean energy, electronics, even eco-friendly building materials... in addition to fuel cells, can be used in: thermal transistors that control heat transfer in electronics, smart windows for adjusting heat flow as needed to maintain indoor temperatures"

https://www.eurekalert.org/news-releases/1095088 "no complex/ moving parts or need for multiple antennas... auxetic metamaterials, withstand more than 10K compressions... frequency at which antenna is most efficient shifts due to its shape changes which can be captured for sensing, such as monitoring respiration as part of a wearable... also: tool lets users design/ produce metamaterial antennas for specific applications... biomedical wearables, curtains that adjust lighting, noise-cancelling toggling headphones, motion tracking, sensing for A/R, wireless communication"

https://www.eurekalert.org/news-releases/1095070 "overcomes trade-off of qubit: need to be isolated from its environment to reduce decoherence/ need to be driven as fast as possible (analogy: classical bits' clocking) requiring strong interaction with environment... exploits certain kind of spin-orbit coupling: influencing how accelerator driving qubit reacts/ reducing qubit's sensitivity to environmental disturbance... 4X increased qubit coherence time, 3X faster drive, relatively warm 1.5°K instead of <100°mK requiring less energy/ works without need for rare helium-3"

https://www.eurekalert.org/news-releases/1094073 "AFM controls operating force, speed, trajectory of manipulation of targets down to tens of nm... couples microlens to end of AFM probe cantilever, depositing diamond tip using focused ion beam... >10X increased resolution, real-time non-destructive optical tracking/ synchronous manipulation of 200-nm silver nanowires... >50% improved manipulation accuracy, 200% increased operational efficiency... biosensing, nano-optics, semiconductor device/ micro/ nano manufacturing, nanoparticle/ biomolecule handling"

https://www.ainvest.com/news/enertopia-oxyhydrogen-mobile-lab-game-changer-clean-energy-transition-2508/ "200-square-foot lab: generates using electrolyzer, stores, utilizes oxyhydrogen... water recycled back into electrolyzer... water heating, heating via hot air, air conditioning... safer alternative to propane: sealed hydrogen burner/ intelligent flashback arrestor... mobile lab is a prototype for larger residential, commercial, industrial deployments... expanding IP portfolio... future: releasing BTU/ flow rate test results, 3rd-party validation, regulatory hurdles, scaling, securing partnerships"

https://www.devx.com/experts/zero-heat-transistors-could-revolutionize-computing/ "ultra-thin silicon layer on insulator CMOS technology – an approach already widely adopted in automotive and wireless industries... no bulk silicon, exotic materials or complex manufacturing processes... suitable for extreme temperature variations in space operations... allows control electronics to be placed directly inside cooling system simplifying quantum computer design and enabling scaling to larger numbers of qubits... future: mass production, lower initial costs of cryogenic systems"

https://phys.org/news/2025-08-energy-efficient-ultracompact-laser-loss.html#google_vignette "laser cavity combines flat-band with multi bound states in the continuum... periodic daisy-shaped air holes arranged in semiconductor photonic crystal sandwiched between 2 gold layers... scaling spacing between atoms in photonic crystal enables more wavelength types such as near-IR, visible... highly focused beam with minimal divergence... integrated optoelectronic devices, high-speed wireless communication, wearables, optical computing, data centers, medical imaging, advanced sensors"

https://techxplore.com/news/2025-08-lapse-video-easy-camera-pocket.html "data collection outside in uncontrolled settings... align/ visualize growing dataset, correcting for slight inconsistencies in how pictures were taken... time splatting reconstruction method matches sun positions, local GPS coordinates/ weather data for each photography session, transitions between seasons... re-light from sunrise to sunset, change shadow locations/ daytime lighting to nighttime or vice-versa... finished product: turning into panoramic time-lapse video... field sciences, construction, health care monitoring"

https://news.ssbcrack.com/researchers-achieve-meron-spin-textures-in-momentum-space-using-micro-structured-materials-for-light-control/#google_vignette "interactions between topology/ light... hidden properties make bound states in the continuum ideal platforms for topological light field manipulation... etching periodic holes into a photonic crystal slab dielectric film, which when hit with monochromatic circularly polarized laser, generates stable meron skyrmionic light field textured spin orientations... this straight-forward method requires no alignment... optical: information processing, measurement gathering, quantum devices"

https://www.eurekalert.org/news-releases/1094838 "tunable, scalable, retains chiroptical properties >100 days at room temperature, withstanding repeated thermal cycles without degradation... electric field vector rotating around propagation direction enables spin/ polarization emitted photon control... emitting colors (especially red) reliably enabled using supramolecular structures, made by molecular hierarchical co-assembly into larger, ordered forms... chiroptoelectronics, sensors, information technology/ spintronics, data encryption, 3D displays, quantum photonic circuits"

https://www.eurekalert.org/news-releases/1094837 "quantum orbital Hall effect in tuneable transition metal oxide strontium ruthenate... causes electrons to move as determined by orbital angular momentum... defect engineering simultaneously boosts both orbital Hall conductivity and orbital Hall angle, a stark contrast to conventional spin-based systems... scattering processes that typically degrade performance, extend orbital angular momentum lifetime, thereby enhancing orbital current... tailored conductivity modulation yielded 3X improved switching energy efficiency"

https://phys.org/news/2025-08-graphene-capacitors-rapid-high-depth.html "manipulate THz waves using modulators of metamaterials embedded with conductive 2D graphene... fast, tuneable optical response using graphene capacitors: <1 µm wide graphene patches placed inside each resonator metamaterial array... devices reflect signals from back surface... modulation depth >4 orders magnitude... both large modulation with slow speeds,/ small modulation with large speeds, >99.99% intensity modulation depth, 30 MHz speed... spectroscopy, security screening, medicine, communications"

https://www.eurekalert.org/news-releases/1094668 "exceptional reliability, low production cost... pixel density >3000 ppi... patterned using indirect UV exposure avoiding harsh etching, enabling high resolution emissive layer patterns... conducted using conventional photolithography setup already available in industry, and achievable pixel density determined by dimensions attainable from commercial purchase requisition"

https://www.eurekalert.org/news-releases/1094645 "reprogram themselves for different tasks without extra tools/ infrastructure... multi-shape shape memory polymer gradient metamaterials twist, bend, stiffen, soften in response to light, heat, electricity, magnetic fields... materials that sense, decide, act, hold multiple shapes at once/ shift between them... ligaments/ nodes inside affect how strong/ flexible, influencing shape/ stiffness... secure information storage where message only appears under right stimulus, soft robotics adapting stiffness, adaptive manufacturing, aerospace"

https://www.eurekalert.org/news-releases/1094418 "real-time frequency domain computation, for radio signal decoding, radar target tracking, digital data processing... programmably distorts across wide band of frequencies instantaneously, can be repurposed for several computing tasks... fewer signal processing steps... interconnected modes produced in tunable waveguides recognize patterns/ learn from data using analog, nonlinear behavior... >88% accuracy on multiple classification tasks involving wireless signals... probabilistic approach... future: edge computing"

  https://www.eurekalert.org/news-releases/1094609 "phonons/ superconducting qubits both operate at GHz frequencies, perform well at low temperatures needed to preserve quantum states, long lifetimes... superconducting qubit on chip connected to tiny mechanical oscillator (serving as memory) interacting with electrical signals carrying quantum information... acoustic waves travel much slower than electromagnetic waves, enabling much more compact devices... mechanical vibrations do not leak energy, lengthening storage times... future: 3 to 10X faster interaction rate"

https://phys.org/news/2025-08-amorphous-cathode-reveals-voltage-oxygen.html "amorphous lithium volume of fluid reversible redox mechanism in cathode (rather than crystalline cathode) featuring tetrahedral (rather than octahedral) coordination... avoids oxygen loss, structural collapse, voltage fade at high voltages... upon charging at ~4.1 V, forms O–O coordination pairs at 1.3–1.5 Å, indicating oxygen dimer formation... >300 mAh/g capacity within 1.5–4.8 V voltage window... amorphous material no longer considered too disordered for batteries... high energy density... EVs, grid storage, wearables"

https://science.psu.edu/news/Knappenberger7-2025 "tunable spin polarization approaching 40% competitive with some of leading 2D quantum materials... gold clusters mimic gaseous, trapped atomic ions allowing electron excitation to different energy levels (Rydberg states) enabling high degree of spin correlation/ polarization maintained for long time suppressing errors/ allowing for electron superposition needed for quantum operations... condensed solidified phase packs atoms together, losing dilute nature... scalable quantum computers, sensors"

https://www.eurekalert.org/news-releases/1094365 "increases light sources' luminance using phosphor material that both limits light spot expansion/ boosts maximum luminous flux, balancing trade-off between them... gel-casting optical fiber-like core-cladding phosphor ceramic green bodies with different core diameters, then sintered at 2023°K for 5 hours in vacuum maintained at 10⁻3 Pa, finally interface between core/ cladding tightly bonded/ interface devoid of porosity... control over light spot area by adjusting core dimensions... searchlights, night vision, projection displays"

https://www.eurekalert.org/news-releases/1094390 "frictionless movement for >3m/ second on 10° inclined surface... device moves freely when levitation turned on, and when levitation was off, device could not move past the force of gravity, proving effectiveness of levitation component... levitate/ move freely when <150g total, which includes about 43g of payload... acoustic levitation uses cables that disturb positioning, overcome using wireless drive circuit for stable levitation height/ high-speed, flexible transport... machine assembly, biomedical, chemical"

https://bioengineer.org/15x-boost-in-solar-thermoelectric-power-via-laser-engineering/ "fs-laser pulses sculpt micro/ nanostructures on thermoelectric surface... common materials, reduced manufacturing/ maintenance costs, complexity... optimizes absorption spectrum to match solar irradiance while minimizing reflective losses, traps converts broader range of sunlight frequencies... even scattered sunlight usable... future: optimizing laser patterns' geometric parameters, semiconductor/ plasmonic nanoparticle nanocomposites for enhanced light trapping, integrating intelligent thermal regulation" See also: Black metal could give a heavy boost to solar power generation https://www.eurekalert.org/news-releases/1094469 Bill commented by email regarding whether same sunlight footprint can be used for this device and traditional solar cells simultaneously: My background reading says such a thermal-electric device uses IR photons. These are of a different energy than the photons...

https://www.eurekalert.org/news-releases/1094280 "ghost hyperbolic phonon polaritons propagate in ray-like paths within transparent birefringent calcite having specially shaped gold asymmetric triangular nano-antenna fabricated directly onto surface to launch waves over 80 μm (was 20)... selectively excites modes with lower losses, thereby greatly reducing energy waste... heat management in large-scale GPU clusters, guiding quantum states over long distance in quantum information systems, improved molecular sensors, anisotropic nanophotonic devices" Related: Polaritons enable tunable and efficient molecular charge transfer across broader spectrum of light https://phys.org/news/2025-09-polaritons-enable-tunable-efficient-molecular.html

https://www.eurekalert.org/news-releases/1094269   "interactional fingerprinting creates unique identity of samples without need for gold-standard measurement machinery manned by teams of specialists... different types of oxygen introduced to single atom graphene flakes makes variable supply even more so, with only small fraction living up to label/ brochure... molecular probing device characterizes at fraction of cost, couple hours (was +-£5,000/ month's time)... series of molecular probes fluoresce until interact with material’s surface... oxygen content, flake size" Related: Mirror-like graphite films break records in strength and conductivity https://www.eurekalert.org/news-releases/1094198

https://www.eurekalert.org/news-releases/1094289 "increases interstitial oxygen ions... solid oxide/ proton ceramic fuel cells don't need precious metal catalysts, but require temperature as high as 1,000°C accelerating material degradation... overcome using Ba7Nb4MoO20 at lower temperature, exposed to water vapor improving conductivity/ diffusivity... hexagonal perovskite-related oxide where oxide ions migrate through interstitial sites in oxygen-deficient cubic close packed layer in its crystal structure... ion conductors used in fuel-/ steam electrolysis-cells"

https://phys.org/news/2025-08-chemistry-geometry-triggers-unusual-electron.html "2D metallic, air-stable, Pd5AlI2 capable of quantum behaviors due to inability of electrons to find place to settle with respect to each other's energies... Lieb lattices of squares, exhibit electronic flat band signal, forcing instability in that electrons share same energy, causing quantum behaviors... control by pulling on samples to introduce strain... future: use AI to identify similar but cheaper crystals that also might have orbital frustration... superconductors, rare-earth-free room-temperature magnets, quantum sensors"

https://www.eurekalert.org/news-releases/1093615 "fs laser-induced ferromagnetic 2D van der Waals Fe3GeTe2 simultaneously accelerates demagnetization speed/ suppress its efficiency... controlling energy transfer mechanisms among electron spins (angular momentum), lattice vibrations, charge carriers, for potential fs-speed magnetic storage/ logic... near 210°K Curie temperature applying 7 T magnetic field reduces demagnetization time from 22.2 to 9.9 ps, decreasing efficiency from 79 to 52%... acceleration effect is due to magnetic field-modulated spin entropy"

https://phys.org/news/2025-08-theory-quantum-jigsaw-puzzle-chemical.html "Vibrational Strong Coupling: quantum environment alone can be used to selectively slow down/ speed up reactions for more precise, energy-efficient chemical processes... quantum energy/ electromagnetic fields in microcavity couple with natural vibrations of molecules placed inside... understood, utilized, controlled based on computer simulations, quantum mechanics principles... changing the strength of the interaction changes the speed of the reaction... drug development, materials synthesis, manufacturing"

https://www.eurekalert.org/news-releases/1093916 "continuous-variable quantum key distribution compatible with standard components, but requires highly precise hardware/ vast amounts random data... simpler variant uses discrete-modulation: instead of encoding in continuous values range, use 4 distinct quantum states, reducing hardware complexity/ demand for random data, aligns with existing infrastructure, but still can't handle real-world imperfections... upgraded adding composable security: transmitted signals >20 km, 0.011 bits/ symbol secure key rate" Related: Quantum dot technique improves multi-photon state generation with immediate applications in secure quantum key distribution protocols https://phys.org/news/2025-08-quantum-dot-technique-multi-photon.html Integration of QKD and high-speed classical communications in field-deployed MCFs https://www.eurekalert.org/news-releases/1095599

https://www.ornl.gov/news/medium-voltage-circuit-breaker-unlocks-electricity-abundance-savings "for DC, mechanical switch isn’t fast enough to stop fault before heat builds up/ fire, overcome using safer thyristor semiconductor-based circuit breaker operating 100X faster... no physical gap capable of sparking arc, current instead routed away through semiconductor-based device... cannot be directly switched off, so uses external circuit forcibly reducing current... prototype interrupts 1.4K V current in <50 μs – 4 to 6X faster than with thyristors previously... future: scaling from current 1.8K to 10K volts"

https://techxplore.com/news/2025-08-electrolytes-stability-fast-high-energy.html "phase equilibrium looks at overall dynamic real-time electrolytes as system rather than molecules... salting-out effect phase-separation occurring when salt addition to solution (charging process inherently generates electrolyte salt concentration gradients) prompts some components to become less soluble... concentration-driven phase behavior adaptively expands its stability window during operation, based optimizing each electrolytes' 2 solvents + a salt, formulated at cloud point... improved stability, Coulombic efficiencies"

https://phys.org/news/2025-08-ultrathin-metal-semiconductor-emit-multicolor.html "sandwich gold/ semiconducting copper sulfide nanoparticle layers, then zap with near-IR laser integrated on same chip for <1 trillionth second, causing light re-emission in multiple colors controlled by shifting distance between layers... example for re-emitted light: green = healthy tissue/ blue = scar tissue... environmental sensor woven into clothing/ painted onto walls detects pollutants, gas leaks, pathogens in air/ water, where visible light absorbed by car nitrogen oxide exhaust, UV absorbed by pollutants in water" Related: Mixed-dimensional nanowires/nanosheet heterojunction of GaSb/Bi2O2Se for self-powered near-infrared photodetection and photocommunication https://www.eurekalert.org/news-releases/1094357

https://www.eurekalert.org/news-releases/1094079 "CzTRZCN: thermally activated delayed fluorescence by producing light from heat that would normally be lost, leading to brighter/ more energy-efficient OLEDs... absorbs 2 lower-energy photons simultaneously from high-intensity laser, reaching excited state emitting fluorescence... lower-energy photons/ longer wavelengths ideal for biomedical imaging penetrating deeper/ only small portion of tissue at focal point excited without scattering... combines electron-rich carbazole with electron-deficient triazine core" 

https://techxplore.com/news/2025-08-small-mighty-seed-monocopter-idea.html "small propellers exhibit poor endurance/ limited thrust yet still draw significant power, overcome mimicking spinning maple seeds spiraling gently to ground... AI optimized wing shape, pitching angle, mass distribution, stabilized through passive dynamics while providing lift through large airfoil... 9.1 grams/ watt power loading... future: increase payload capacity and flight time without significantly increasing weight... reusable radiosonde balloon-borne instrument for weather sensing/ monitoring

https://phys.org/news/2025-08-principle-photochemistry-microenvironments-absorption-reactions.html "color that is absorbed the most by a molecule is not necessarily the most efficient at triggering photoreactions... by controlling microenvironments, through solvent choice or molecular design, we can tune how light affects molecules, allowing for more precision in photochemical technology... photodynamic therapy, drug delivery, 3D printing, organic chemistry, solar energy harvesting, polymer engineering, manufacturing"

https://www.topspeed.com/lithium-metal-next-gen-batteries-breakthrough/ "maintains 81.5% capacity after 100% charge/ discharge, 99.1% Coulombic efficiency, no weight gain, significantly reduces degradation/ boosts lifespan... roll-based dry transfer laminates 5-µm hybrid ceramic polymer film onto lithium metal anodes... placed alumina/ gold layered alumina garnet polymer composite on carrier sheet, pressed it against soft lithium, lifted carrier leaving behind ultrathin, pinhole-free, chemically inert film enabling ions to shuttle through it with minimal resistance... drop-in for existing fabrication" Related: Ilmenite from Egyptian Sand: New Lithium Battery Anode https://bioengineer.org/ilmenite-from-egyptian-sand-new-lithium-battery-anode/

https://www.eurekalert.org/news-releases/1093922 "2D PEDOT tethered dopant templated conductive polymer fabrication improves device's function, cost... conducts electricity as well as metals... smartphones, wearable bio-sensors"

https://www.eurekalert.org/news-releases/1093756 "oxidation of alcohols to aldehydes and ketones fundamental to chemical manufacturing... iodine-oxone catalyst (no toxic chromium/ manganese) in its pre-activated form, adding chemical helper improving mixing, sustainably converts alcohols into aldehydes or carboxylic acids and ketones at 30°C (was 70°C)... pre-activated IBS catalyst in ready-to-work form, adding helper chemical tetrabutylammonium hydrogen sulfate so oxone dissolves/ mixes properly... 1-pot for multiple reactions... medicines, fragrances, plastics"

https://www.eurekalert.org/news-releases/1093751 "YMAG garnet-type ceramic synthesized using solid-state reaction... exhibits impressive microwave properties for high-frequency applications: high Q×f value indicates low dielectric loss, low permittivity reduces signal delay, TiO2 compensation agent enhances temperature stability... rectangular dielectric resonator antenna achieves excellent impedance matching (VSWR=1.02), >90% radiation efficiency in X-band (10.21 GHz), further validating the material’s application potential... resonators, filters, antennas"

https://www.eurekalert.org/news-releases/1093668 "could weaken resonance/ slightly shift color, but no on/ off switching... overcome using metasurfaces incorporating sets of 2 silicon nano-rods of different shapes whose optical responses to certain wavelengths of light cancel each other out, structure remaining invisible meaning resonance switched off... exciting 1 nano-rod with ultrafast 200 fs pulse causes resonance to couple with light meaning resonance switched on... can generate resonance, quench it, or adjust bandwidth... not limited to silicon... future: time crystals"

https://www.eurekalert.org/news-releases/1093651 "more accurate feature extraction, tracking, localization accuracy... multi-prism projection restoring geometric consistency across panoramic images, shaping projection planes as tangent triangular prisms around camera’s spherical field... preserves spatial relationships between pixels, correcting nonlinear distortions... up to 39% lower Absolute Trajectory Error/ superior robustness in dynamic conditions... negligible computational overhead... compatible with both point and line feature... self-driving cars, VR" Related:  GPS spoofing and deepfakes countered by Proof-of-Location system https://techxplore.com/news/2025-08-presence-gps-spoofing-deepfakes-countered.html#google_vignette

https://www.eurekalert.org/news-releases/1093528 "circuit described using differential equations for how voltages/ currents evolve over time, taking into account real-world component characteristics... equations solved numerically, step by step, until steady-state... evaluates output voltage stability, power-delivery efficiency, total harmonic distortion, genetic algorithm then updates parameters, process repeated until optimum... <5% output voltage fluctuation (was 18%) when load changes... 86.7% power-delivery efficiency at 6.78 MHz, > 23 W output power"

https://www.eurekalert.org/news-releases/1093185 "topological quantum computing protects quantum information by encoding it in geometric properties of anyons... retains 'quantum trace zero' objects... only 1 neglecton needed, remaining stationary while computation performed by braiding Ising anyons around it... introduces irregularities violating unitarity, a principle ensuring quantum mechanics preserve probability, overcome by designing quantum encoding to isolate these mathematical irregularities away from the actual computation... future: working prototype"

https://techxplore.com/news/2025-08-hybrid-chip-enables-conversion-terahertz.html "enables connection to existing optical/ microwave technologies... generates >100X stronger THz, 5X increased bandwidth (going from 680 GHz to 3.5 THz)... embedding µm-sized transmission lines into thin-film, as chip-scale radio cables through which nearby structure guides THz along chip... enhanced interaction/ conversion with minimal energy loss... terahertz... future: Thz-based radar estimating object's distance (ranging) within 1 mm.. telecommunications, ranging, spectroscopy, sensors, computing" Related: Soliton microcombs in X-cut LiNbO3 microresonators https://www.eurekalert.org/news-releases/1093590

https://phys.org/news/2025-08-ionic-electronic-photodetector-sensor-vision.html "van der Waals ferroelectric layered copper indium phosphorus sulfide photodetector supports ionic/ electronic conduction... mobile Cu+ ion motion elicits nonlinear/ history-dependent photoresponses, light sensitivity dynamic tuning... reconfigurability allows selectively enhancing weak signals/ suppressing overexposed regions... reweight spectral contrast/ modulate responsivity enhancing color contrast between red/ green...noise removal, contrast enhancement, image inversion filtering, low-power edge AI"

https://www.eurekalert.org/news-releases/1093412 “tailors, at room temperature, ultrafast metal conductivity by altering how atoms stretched in different directions control the way material responds to light, by exploiting band nesting... polarization-sensitive optoelectronic technologies depending on fast/ energy-efficient carrier response to light: computers, data storage, optical sensors, secure communication, quantum devices"

https://www.eurekalert.org/news-releases/1092860 "shaping into desired components involves thermo-plastic deformation, speeding aging/ deterioration... restore/ surpass, by 1.5X, original plasticity levels within half second... UV induces higher energy, disordered atomic state associated with anti-free volume defects... pre-aging/ subsequent UV treatment improves ductility, greatly extending materials' lifespan/ reliability... amorphous alloys, catalytic performance modulation, soft magnetic property optimization, structural/ biomedical/ electronic components"

https://www.eurekalert.org/news-releases/1092767 "overcomes turning each laser on/ off in controlling output, by using electric fields to control how light propagates/ combines... scalable: 2.3 mm length, created using sputter vapor deposition creating films, then etched forming waveguides guiding light with trapezoidal cross-section reducing signal loss... adjusting combining sections' lengths fine-tunes each color's performance... future: reduce waveguides' surface roughness inherent using sputter method, to improve performance... barcode scanners, light show lasers"

https://techxplore.com/news/2025-07-neural-networks-enable-ai-memory.html "not by using more data or computational overload, but with geometry... self-tuning intelligent AI automatically adjusts focus as it recalls, speeding up its response; with fewer mistakes, single tuning parameter lets system balance between memory power/ accuracy... properties not hardcoded, but arise naturally from curved geometry... more adaptive, efficient, easier to understand, instead of black box models that are powerful but hard to explain... brain-inspired computing, neuroscience, robotics"

https://phys.org/news/2025-07-ultra-small-optical-devices-rewrite.html#google_vignette "applying modest magnetic field induces giant continuous/ reversible optical mode refractive index shift enabling photonic crystals up to order magnitude thinner (6 nm)... leads to the formation of polaritons enabling enhanced nonlinearities/ new quantum light transport regimes... ultra-small optical devices enabling external manipulation capable of achieving at -222°F: quantum simulation, nonlinear optics, reconfigurable polaritonic platforms"

https://www.eurekalert.org/news-releases/1093348 "Overcomes CMOS bottlenecks, delivering sub-femtojoule synaptic events/ nanosecond response at sub-1 V operation... enables 5G/6G edge intelligence, implantable neuro-prosthetics... MXene devices flexible, multimodal, biocompatible... ECM, VCM, electron tunneling, charge trapping core switching mechanisms... steep-slope TFETs, NCFETs, floating-gate transistors built from MXene, exhibiting on/off ratios >106, sub-0.5 V SET, endurance >104 cycles... bendable e-skin/ retinal implant substrates... in-memory computing" Related: Programmable 2D nanochannels achieve brain-like memory https://phys.org/news/2025-08-programmable-2d-nanochannels-brain-memory.html Electro-optical Mott neurons made of niobium dioxide created for brain-inspired computing https://techxplore.com/news/2025-08-electro-optical-mott-neurons-niobium.html First supercomputer with >2 billion artificial neurons mimics macaque brain, human brain-inspired AI ht...

https://www.eurekalert.org/news-releases/1093417 "using abundant elements like magnesium, calcium, aluminum, zinc whose larger size multivalent ions carry 2 or 3 positive charges enabling  significantly more energy storage... , making them highly attractive for future energy storage solutions... Crystal Diffusion Variational Autoencoder dual-AI approach/ finely tuned Large Language Model trained on vast datasets of known crystal structures... identifies thermodynamic stability for practical synthesis... rapid, scalable method explores advanced materials in many fields" Related: AI tool accelerates search for durable, eco-friendly battery materials https://techxplore.com/news/2025-07-ai-tool-durable-eco-friendly.html#google_vignette AI system helps researchers unlock hidden potential in newly discovered materials https://www.eurekalert.org/news-releases/1092764 The platform identifies, mixes, and tests up to 700 new polymer blends a day for applications like protein stabilizat...

https://www.eurekalert.org/news-releases/1093415 "enables lighting changes after the fact instead of buying expensive lighting gear/ reshooting scenes... estimates 3D version of scene representing shape/ surface colors, intentionally leaving out any lighting... then place in/ interactively simulate virtual light sources creating rough preview which neural network can transforms into realistic photograph... control like a graphic arts program, but on existing photographs... future: extend functionality to videos without having to resort to using a generative AI model"

https://www.eurekalert.org/news-releases/1093350 "scalable: streamlines manufacture of Ethyl methyl carbonate which comprises 30–35% of electrolyte...  strong acid catalysts causes hydrolyzation into methanol/ carbon dioxide, while alkaline catalysts poorly soluble, leading to low conversion rates and wasted resources... overcome using [DBU+][IM-]@UiO-66 acid-base bifunctional catalyst creating synergistic environment... 62% yield, 99.5% selectivity, meaning nearly all reactants converted... yield only dropped slightly from 62% to 58.9% after six reuse cycles"

https://www.eurekalert.org/news-releases/1093100 "amorphous silicon optoelectronic device with minimal defects at low 90°C (60% cooler) by controlling hydrogen to silane gas ratio enabling fabrication of flexible sensors that detect light/ convert it into electrical signals... requires precise thin films deposition on thin, bendable, heat-sensitive substrates... applying hydrogen passivation enhances electrical performance, minimizes thin-film defects... utilizes photoresist sacrificial layer... no complex plasma etching processes... wearable electronics, image/ optical sensors”