Today's Tech News: Notable or Not?

https://nouvelles.umontreal.ca/en/article/2022/01/10/chemists-use-dna-to-build-the-world-s-tiniest-antenna/ "20,000 times smaller than a human hair... fluorescent nanoantenna receives light in one colour, or wavelength, and depending on the protein movement it senses, then transmits light back in another colour... ive nanometer-long antenna that produces a distinct signal when the protein is performing its biological function... able to detect, in real time and for the first time, the function of the enzyme alkaline phosphatase with a variety of biological molecules and drugs"

https://phys.org/news/2021-12-thermoelectric-snte.html "screened As/Sb elements can facilitate not only the band convergence of light and heavy bands (Delta E(L-Σ)) but also increasing the band gap (Eg) of SnTe, which improved its thermoelectric properties... Ge-Sb or Ge-As co-doping in SnTe is favorable for the improvement of Seebeck coefficients, power factor, and the zT value... SnTe contains toxic-free elements and possesses the high-symmetry rock salt crystal structure"

https://www6.slac.stanford.edu/news/2022-01-06-first-realistic-portraits-squishy-layer-that%E2%80%99s-key-battery-performance.aspx "Cryo-EM is a form of electron microscopy... By flash-freezing their samples into a clear, glassy state, scientists can look at the cellular machines that carry out life’s functions in their natural state and at atomic resolution....sopping up the excess liquid with blotter paper... plunged into liquid nitrogen to freeze the little films into a glassy state that perfectly preserved the SEI... took place in a closed system that protected the films from exposure to air" Related: Improving the durability of lithium metal batteries using carbon fiber paper as the anode https://techxplore.com/news/2023-03-durability-lithium-metal-batteries-carbon.html

https://techxplore.com/news/2022-01-memory-technology-based-compound-semiconductors.html "Remarkably, the ULTRARAM on silicon devices actually outperform previous incarnations of the technology on GaAs compound semiconductor wafers, demonstrating (extrapolated) data storage times of at least 1000 years, fast switching speed (for device size) and program-erase cycling endurance of at least 10 million, which is one hundred to one thousand times better than flash... patented in the US"

https://techxplore.com/news/2022-01-scientists-all-solid-state-battery-resistance.html "lithium negative electrode, an LiCoO2 positive electrode, and an Li3PO4 solid electrolyte... exposed the LiCoO2 surface to air, nitrogen (N2), oxygen (O2), carbon dioxide (CO2), hydrogen (H2), and water vapor (H2O) for 30 minutes... Only H2O vapor strongly degrades the Li3PO4-LiCoO2 interface... heat treatment at 150°C for an hour... Amazingly, this reduced the resistance down to 10.3 Ω cm2, comparable to that of the unexposed battery"

https://www.cnet.com/news/inwith-promises-worlds-first-smart-contact-lens/#ftag=CAD590a51e "lenses will work with your smartphone or another external device to show you real-time information about the world around you. "You'll be able to see things such as, What is the speed limit on this road? What direction am I heading? Where is the next exit and how many miles away?"

https://cleantechnica.com/2022/01/07/the-latest-energy-storage-gizmo-is-an-ocean-battery-with-a-bladder/ "with its “in-a-box” undersea system, you don’t have to find a spot to build a new pumped hydro reservoir on land... makes it possible to mix and merge storage volume and capacity. The storage volume can be sized by connecting the exact amount of rigid reservoir elements, each with a storage volume of 10 MWh... you pump seawater from the rigid reservoir into the bladder. Pressure within the bladder does the rest. When extra kilowatts are needed, water is released to run turbines" See also: What Is the Ocean Battery? It Could Be Crucial for Renewable Energy Storage https://www.greenmatters.com/p/ocean-battery Related: Japan Is Dropping a Gargantuan Turbine Into The Ocean to Harness 'Limitless' Energy https://www.sciencealert.com/japan-s-dropping-a-kaiju-sized-turbine-into-the-ocean-to-fish-for-limitless-energy Unlocking Unlimited Energy: The Game-Changer That Could...

https://medicalxpress.com/news/2022-01-optical-biopsy-liver-cancer.html "The new optical biopsy system combines diffuse reflectance spectroscopy and lifetime fluorescence measurements to evaluate markers related to cellular metabolism, which differs between healthy and cancerous cells. This could help surgeons see, in real time, where the cancer is so that they can identify the best place to acquire a tissue sample" Related: UT Southwestern develops nanotherapeutic to ward off liver cancer https://www.utsouthwestern.edu/newsroom/articles/year-2022/nanotherapeutic-to-ward-off-liver-cancer.html New method can detect early-stage breast cancer in two minutes, study claims https://medicalxpress.com/news/2023-11-method-early-stage-breast-cancer-minutes.html

https://medicalxpress.com/news/2021-12-approach-enhancer-addicted-cancers.html "a novel approach to treating prostate cancers fueled by different genetic drivers, which altogether represent upwards of 90% of all prostate cancers... The researchers looked at several prostate cancer models that expressed different oncogenes. They found that blocking the SWI/SNF complex slowed cancer cell growth and induced cell death especially in tumors driven by FOXA1 or androgen receptor. There was no effect on benign prostate cells"

https://phys.org/news/2022-01-light-controlled-drug-free-macromolecules-precise-tumor.html "The up-conversion nanoparticles converted near-infrared light into ultra-violet light and induced the cross-linking of CA groups, thus resulting in the clustering of CD20 receptors and cell apoptosis. No apoptosis occurred in light-free sites. Therefore, tumors could be precisely treated in a safe and efficient manner. This strategy was confirmed by in situ and intravenous administration in tumor model animals"

https://www.pv-magazine.com/2022/01/06/electrolyzer-tech-to-produce-hydrogen-from-seawater/ "scaling of the filters and desalination components for use on an industrial scale. In addition, the cost and resistance of the system will have to be improved. The aim is to reduce green hydrogen production costs from the current €4-10/kg to €2. Water treatment is of key importance to reduce the price of electrolysis and significant efficiency advantages could easily be converted into cost savings" Related: Generating green hydrogen from biomass, an abundant renewable energy source https://techxplore.com/news/2022-07-green-hydrogen-biomass-abundant-renewable Tapping into nontraditional water sources to increase green hydrogen https://techxplore.com/news/2022-07-nontraditional-sources-green-hydrogen.html Breakthrough in gas separation and storage could fast-track shift to green hydrogen and significantly cut global energy use https://theconversation.com/breakthrough-in-gas-separation-a...

https://singularityhub.com/2022/01/03/h2-clipper-will-resurrect-hydrogen-airships-to-haul-green-fuel-across-the-planet/ "cruise at about 175 mph... It also has a cargo volume of 265,000 cubic feet—8 to 10 times more than most airfreighters—and can carry up to 340,000 pounds of payload 6,000 miles at its standard cruising speed. Between distances of 1,000 to 6,000 miles, the airship could carry a ton of cargo for as little as $0.177 to $0.247 per mile—a quarter of the cost of airfreight. And because it can take off and land vertically"

https://arstechnica.com/science/2021/12/rigetti-announces-80-qubit-processor-experiments-with-qutrits/ 2.5x speedup. This is critical because qubits also tend to lose their state over time. The more operations you can squeeze into a given amount of time, the more likely you are to get a complex set of manipulations done before the processor loses its state... 80-qubit Aspen-M may represent a more significant advance, since Rigetti describes it as "assembled from two 40-qubit chips" Related: Nvidia, Rigetti, Quantum Machines Deliver AI-Powered Quantum Computing https://www.forbes.com/sites/gilpress/2024/12/10/nvidia-rigetti-quantum-machines-deliver-ai-powered-quantum-computing/

https://neurosciencenews.com/touch-perception-19878/ “to be able to measure the activity of neurons in the brain... the identity of those neurons which we can learn about through the genes they express... they uncovered how a mouse brain understands touch... deconstruct the brain down to its individual components and then start asking how these components interact during behavior... We think this could be a way for the circuit to “remember” or “not forget” how to process information in the old environment" See also: How the brain helps us focus our attention https://medicalxpress.com/news/2022-01-brain-focus-attention.html The neuronal mechanism behind motivation https://phys.org/news/2022-01-neuronal-mechanism.html

https://www.pv-magazine.com/2022/01/06/solar-powered-hydrogen-for-domestic-applications-via-building-integrated-transparent-platform/   "high average visible transmittance of around 64%... visual appearance of TPV and TPEC is a fundamental issue... 1.47%-efficient transparent metal oxide solar cells built with n-doped zinc oxide (N:ZnO) and p-doped nickel(II) oxide (p-NiO) on a glass substrate made of indium tin oxide (ITO)... are able to generate a high photovoltage of 0.546V density of 2.28mA/cm2... “Short wavelength UV with highly-energetic photons was mostly absorbed... with an efficiency as high as 82%" Related: Air-breathing cathode enhances conversion efficiency, durability of alkaline nickel-zinc batteries https://techxplore.com/news/2023-04-air-breathing-cathode-conversion-efficiency-durability.html

https://www.lightsourcebp.com/us/2021/12/pollinator-research-bellflower/ "At Bellflower, Lightsource BP and ecosystem experts will test a variety of seed mixes across both high-density pollinator gardens and low-density areas spanning over 1,000 acres under and around the solar arrays. Researchers will also house hives in a “bee yard” on site. These sites will provide shelter and forage for insects and other species that play vital ecological roles, including pollinating food crops"

https://phys.org/news/2022-01-3d-digital-holograms-smartphones.html "The new sensor can further detect near-infrared light... opening up new opportunities in various fields such as 3D night vision, self-driving, biotechnology, and near-infrared data acquisition... near-infrared region without additional polarization filters... holographic image sensor for 3D digital holograms, using the 2D semiconductor materials: rhenium diselenide and tungsten diselenide... Photodiodes, which convert light into current signals... enabling the storage of 3D holograms" Related: Researchers use smartphone screen to create 3D layered holographic images https://phys.org/news/2024-04-smartphone-screen-3d-layered-holographic.html New technology turns paintings into holograms, bringing art to life https://techxplore.com/news/2025-09-technology-holograms-art-life.html

https://www.empa.ch/web/s604/eq74-cellulose-coating-for-fruit "cellulose protective coating for fruit and vegetables... made from so-called pomace – squeezed fruit and vegetable peels... banana and cucumber shelf life was extended by more than a week... possibility of adding additives such as vitamins or antioxidants... plastic packaging on imported cucumbers... plastic wrapping accounts for only 1% of the environmental impact caused by production and transport... positive effect on the environment from less "food waste" is almost 5X higher than negative effect from packaging" Related: Researchers create coating solution for safer food storage https://phys.org/news/2024-02-coating-solution-safer-food-storage.html A new use for shellfish waste: Extending the shelf life of produce https://phys.org/news/2024-07-shellfish-shelf-life.html Chungnam National University researchers develop an edible biofilm for extending fruit shelf life https://www.eurekalert.org/news-rele...

https://www.seas.harvard.edu/news/2022/01/first-topological-acoustic-transistor "Topological materials move electrons along their surface and edges without any loss, making them promising materials for dissipationless, high-efficiency electronics... with sound waves instead of electrons — and proposed a connection architecture to form a universal logic gate that can switch the flow of sound on and off... honeycomb lattice that can be rapidly expanded using SMA coils to create a high thermal expansion coefficient" Related: Inspired by the human ear, a new acoustic fabric converts audible sounds into electrical signals https://techxplore.com/news/2022-03-human-ear-acoustic-fabric-audible.html

https://www.reuters.com/article/korea-zinc-renewables-energy-vault/korea-zinc-backs-storage-developer-energy-vault-in-green-push-idUSL4N2TK0SY? "Korea Zinc is the latest major company to back Swiss-based Energy Vault, following SoftBank Group Corp, Saudi Aramco and global miner BHP Group, ahead of a planned listing on the New York Stock Exchange this quarter... Energy Vault’s EVx storage system works liked pumped hydro, using power when supply is abundant to drive motors and raise 30-tonne blocks, rather than water, up to a height. When power is needed, the blocks are lowered, which releases their potential energy to generate electricity. Related: New battery technology could be a ‘game changer’ for regional Australian communities https://www.theguardian.com/australia-news/2022/nov/17/new-battery-technology-could-be-a-game-changer-for-regional-australian-communities

https://techxplore.com/news/2021-12-li-conducting-polymeric-materials-enabling-superior.html "Li/Li symmetric cells at a current density of 5 mA/cm2 and an areal capacity of 1 mAh/cm2... over 20,000 Li-stripping/plating cycles (over 10,000 hours or over 1 year) without failures... LiGL MLD has a decent average growth per cycle (GPC) of ~2.7 nm/cycle... exceptional protection effects on Li electrodes, i.e., remarkably suppressing Li dendrites and mitigating SEI formation... the MLD LiGL films are electrically insulating and ionically conductive" Related:  PolyJoule: Carbon-graphene hybrid battery with non-flammable liquid electrolyte https://www.youtube.com/watch?v=DTe-scTUNyg  "double the life, cheaper, but 20% of the energy density of lithium; good for grid storage"

https://medicalxpress.com/news/2022-01-team-mri-scan-ambulance.html "Some areas have started deploying mobile stroke units, which are ambulances with CT scanners, a critical care nurse and a CT technician in addition to a paramedic. While these units have been shown to improve patients' outcomes by decreasing the time to treatment expensive at $600,000 to $1 million per unit, Holmstedt said. A portable MRI machine would be a fraction of that cost, the team said, and would bring the advantages of MRI scanning" Related: MUSC and Georgetown EMS test first mobile MRI scanner in moving ambulance https://www.live5news.com/2022/01/07/musc-georgetown-ems-test-first-mobile-mri-scanner-moving-ambulance/ New smaller, portable MRI systems could expand delivery of health care, capabilities of medicine https://medicalxpress.com/news/2023-07-smaller-portable-mri-delivery-health.html New design achieves 10-fold better resolution for functional MRI brain imaging https://medicalxpress.com/...

https://medicalxpress.com/news/2022-01-route-blood-sugar-independent-insulin.html "Salk scientists have discovered a second molecule, produced in fat tissue, that, like insulin, also potently and rapidly regulates blood glucose. Their finding could lead to the development of new therapies for treating diabetes, and also lays the foundation for promising new avenues in metabolism research" Related: https://medicalxpress.com/news/2022-02-scientists-unveil-approach-diabetes.html " IXA4, activates IRE1/XBP1s for just a few hours at a time... it can in principle be given daily without triggering the deleterious signaling seen with constant IRE1 activation, making it a promising candidate... The team used IXA4 to treat mice that were obese... After just eight weeks, the treated mice had improved glucose metabolism and insulin activity, less fat buildup and inflammation in the liver, and no loss of insulin-producing cells in the pancreas... other compounds that can get into a b...

https://www.materialstoday.com/energy/news/new-anode-for-rechargeable-batteries/ "solving two problems at once... if you suppress dendrite growth, you can charge and discharge faster... very uniform distribution of sodium atoms, making it less likely to form dendrites or surface corrosion than current sodium metal anodes... more stable... higher energy capacity than existing sodium-ion batteries... robust approach based on in situ reacted metallurgical composite foil, and is effective in tuning sodium anode's plating behavior without adding much weight to the electrode" Related: Engineers reveal cause of key sodium-ion battery flaw https://techxplore.com/news/2022-02-reveal-key-sodium-ion-battery-flaw.html Sodium-ion battery breakthrough. Safer, cheaper and cleaner than Lithium-ion https://www.youtube.com/watch?v=cHNELRnJ_4Y Weekend read: Sodium-ion batteries go mainstream https://solaredition.com/lithium-air-batteries-the-next-big-step-in-the-world-of-batteries/ Novel aq...

"lighter weight, longer lifetimes, improved safety, faster charging speeds... could store more energy per volume or weight... increase the mileage per charge... can move the detached lithium toward the anode during discharging, and these motions are faster under higher currents. So we added a fast, high-current discharging step right after the battery charges, which moved the isolated lithium far enough to reconnect it with the anode. This reactivates the lithium so it can participate in the life of the battery"

https://www.dailymail.co.uk/health/article-10364159/Prostate-cancer-cured-game-changing-HOUR-long-op.html "for liver and pancreatic cancers... uses electrical currents to destroy difficult to reach tumors... irreversible electroporation – involves sending electrical pulses into tumors which cut open the membrane of the cells... This targeted style of treatment increases the level of precision while reducing risks to surrounding organs... needle puncture... ultrasound to locate... insert up to four needles around it.... passes an electric current through the needles... takes around 45 minutes" Related: In the lab: T cells artificially endowed with 2 cancer-seeking receptors aim to be an elite army of cancer killers https://medicalxpress.com/news/2022-01-lab-cells-artificially-endowed-cancer-seeking.html The first AI breast cancer sleuth that shows its work https://techxplore.com/news/2022-01-ai-breast-cancer-sleuth.html Increasing the capacity of the immune system to kill canc...

https://news.mit.edu/2021/energy-storage-solution-soft-serve-ice-cream-1130 "beat out other long-duration energy storage contenders. “We performed a comprehensive, bottom-up analysis to understand how the battery’s composition affects performance and cost, looking at all the trade-offs... We showed that our system can be cheaper than others, and can be scaled up... Lithium-ion is great for backup of eight hours and under, but too expensive for longer periods... Hydrogen is super expensive for very short durations, and good for very long durations... will need all of them" Related: Invinity celebrates energisation of UK’s largest flow battery https://www.solarpowerportal.co.uk/news/invinity_celebrates_energisation_of_uks_largest_flow_battery Fluence targets transmission transition with grid stabilising battery Ultrastack https://reneweconomy.com.au/fluence-targets-transmission-transition-with-grid-stabilising-ultrastack/ PNNL and Invinity launch 24-hour vanadium flow battery p...

https://www.tum.de/die-tum/aktuelles/pressemitteilungen/details/37116 "four individual robot components: An autonomously driving robot boat carries out an initial scan of the sea floor... drone from the air also ensures that further rubbish in the water is detected. With the help of all this information, a virtual map is generated. A collecting robot then drives through certain points on the map and collects the garbage. Larger parts are transported away with the help of a gripper... collect 90% successfully - comparable to the success achieved when divers are used" Related: No Wires Needed! Quick and Safe Docking with Automated Mooring for Autonomous Ships https://www.kimm.re.kr/eng/sub011001/view/id/1234

https://www.mitrex.com/products/solar-roof/ "Industry-Leading 25-Year Warranty... Up to 350W of Power... UV-stable, fade-resistant colours... anti-soiling coatings that reduce the accumulation of dust and dirt... guarantee that after 25 years, efficiency of the panels will be no less than 80% of original energy generation... Length: 2035 mm, Width: 1016 mm, Depth w/frame: 40 mm, Weight: 23 kg, Maximum system voltage: 1000, Voltage at short-circuit: 47.8 to 48.2, Current at short-circuit: 6.41 to 7.90, Maximum power: 250 to 300, Voltage at maximum power: 41.2 to 41.8" See also: The solar roof could finally become a reality thanks to GAF Energy’s nailable solar shingles https://www.theverge.com/22865603/gaf-energy-timberline-solar-shingle-panel-roof-ul-tesla New solar roof emulates asphalt shingles, right down to the nails https://arstechnica.com/gadgets/2022/01/new-solar-roof-can-be-nailed-just-like-old-school-shingles/ Tongwei unveils 21.7%-efficient shingled solar panels for...

"connect with the leaf’s vascular system and, as isomalt is soluble, dissolve inside... plaster that can locally release beneficial substances, pharmaceuticals, pesticides or bactericides... can connect with the leaf’s vascular system and, as isomalt is soluble, dissolve inside. This application allows the micro-hooks to be used as a plaster that can locally release beneficial substances, pharmaceuticals, pesticides or bactericides onto the leaves"

https://www.ntu.edu.sg/news/detail/bacteria-killing-food-packaging-that-keeps-food-fresh "made from a type of corn protein called zein, starch and other naturally derived biopolymers, infused with a cocktail of natural antimicrobial compounds (see video). These include oil from thyme, a common herb used in cooking, and citric acid, which is commonly found in citrus fruits... stayed fresh for seven days before developing mould" Related: Shellac-based coating makes pulp materials suitable for food without use of petroleum-based polymers or metals https://phys.org/news/2023-02-shellac-based-coating-pulp-materials-suitable.html Tomato-residue-based lacquers to coat the inside of cans and food packaging https://techxplore.com/news/2023-03-tomato-residue-based-lacquers-coat-cans-food.html Recycled Polypropylene Shows Promise for Sustainable Food Packaging https://www.azocleantech.com/news.aspx?newsID=34013 Research improves formable cellulose-based food packaging to replace single-...

A few engineering highlights of 2021: Engineers in Japan  shattered the world record for the fastest internet speed , achieving a data transmission rate of 319 terabits per second https://interestingengineering.com/japan-shattered-internet-speed-record-319-terabits A physicist  designed a new plasma thruster concept that  could make space travel 10 times faster https://interestingengineering.com/physicist-designed-a-plasma-thruster-that-could-make-space-travel-10-times-faster A company unveiled  a tiny 22-pound hydrogen engine  that may replace the traditional combustion engine https://interestingengineering.com/tiny-22-lb-hydrogen-engine-may-replace-the-traditional-combustion-engine?utm_source=newsletter&utm_medium=mailing&utm_campaign=Newsletter-31-12-2021  Related: The race to make diesel engines run on hydrogen  https://www.bbc.com/news/business-64248564?h2fd  10 Ways Toyota's Hydrogen Combustion Engine Could Revolutionize Performance...

https://www.imperial.ac.uk/news/232737/platform-controlled-design-printed-electronics-with/ "Scientists have shown how electricity is transported in printed 2D materials... can be integrated into flexible and stretchable materials, like clothes, paper, or even tissues into the human body... remote monitoring of patients, or bio-implantable devices for long-term monitoring of degenerative diseases or healing processes... fitness watches, but more integrated with the body, providing sufficiently accurate data to allow doctors to monitor patients without bringing them into hospital for tests" Related: A new development method for flexible electronics https://techxplore.com/news/2022-01-method-flexible-electronics.html

https://www.tomshardware.com/news/research-opens-the-door-to-fully-light-based-quantum-computing "full photonics-based approach to quantum computing. Taking advantage of the quantum properties of squeezed light... photonics enable tremendous improvements in latency due to data traveling at the speed of light... 75% factor in their experiments. In practical terms, their quantum system unlocks a higher than 6 THz frequency band... number of qubits (and thus the performance of the system) can be increased by continuously dividing light into time segments" Related  'Crazy' light emitters: Physicists see an unusual quantum phenomenon https://phys.org/news/2021-12-crazy-emitters-physicists-unusual-quantum.html Quantum computational advantage with a programmable photonic processor https://www.nature.com/articles/s41586-022-04725-x?utm_source=twitter&utm_medium=social&utm_content=organic&utm_campaign=CONR_JRNLS_AWA1_GL_SCON_SMEDA_NATUREPORTFOLIO

https://news.mit.edu/2021/fiber-battery-longest-1220 "The rechargeable battery can be woven and washed, and could provide power for fiber-based electronic devices and sensors... might even be used to make 3D-printed batteries in virtually any shape... could also double as structural parts... 140 meters long, to demonstrate that the material can be manufactured to arbitrarily long lengths"

https://newscenter.lbl.gov/2021/12/22/graphene-nanoribbons-electronic/ "small molecular building blocks are first deposited onto a flat metal surface, or substrate. Next, the surface is gently heated, activating two chemical handles at either end of each molecule. This activation step breaks a chemical bond and leaves behind a highly reactive sticky end... the researchers found that the nitrogen atoms substituted in the nanoribbons’ structure actually acted as atomic-scale sensors... opens the door to unprecedented opportunities of carbon-based spintronics" Related: New technique tunes into graphene nanoribbons' electronic potential https://spectrum.ieee.org/exascale-supercomputing Nematicity is a new piece in double bilayer graphene phase diagram puzzle https://phys.org/news/2022-01-nematicity-piece-bilayer-graphene-phase.htm Storing information with spins: Creating new structured spin states with spatially structured polarized light https://phys.org/news/2023-03-states-...

https://phys.org/news/2021-12-closer-human-transplantation.html "a cross-species chimera—allowing cells from one creature to play a substantial role in the development of another... increasing the chances for a successful transfer by about fivefold... While the previous study showed that human naïve stem cells can differentiate into primordial germ cells... the fully naïve stem cells produced in the present study can also differentiate into extraembryonic tissues... could be used... for developing synthetic embryos... particularly difficult to accomplish... human cells are apparently different" Related: NYU Langone Health Performs Second Successful Xenotransplantation Surgery https://nyulangone.org/news/nyu-langone-health-performs-second-successful-xenotransplantation-surgery Three Kids Are Thriving After Kidney Transplants With No Immunosuppressants https://singularityhub.com/2022/06/27/three-kids-thrive-after-getting-kidney-transplants-with-no-immunosuppressants/

http://koreabizwire.com/lg-electronics-gears-up-to-develop-commercial-waterless-washing-machine/207953 "wash clothes using carbon dioxide instead of water... turns carbon dioxide from a gas state to a liquid state by refrigerating and compressing it... can remove pollutants simply by using the viscosity and surface tension of carbon dioxide... discharges no water and gas" Related: Researchers separate cotton from polyester in blended fabric https://phys.org/news/2023-03-cotton-polyester-blended-fabric.html Closed-loop recycling of textile wastes https://phys.org/news/2023-03-closed-loop-recycling-textile.html SATCoL unveils world-first recycling system to reduce waste https://www.salvationarmy.org.uk/news/satcol-unveils-world-first-recycling-system-reduce-waste Liquid crystal elastomers make morphing fabric https://physicsworld.com/a/liquid-crystal-elastomers-make-morphing-fabric/ Scientists come up with technology to recycle used clothes rather than simply burning them https...

https://techxplore.com/news/2021-12-neuroprosthetic-als-patient-social-media.html "The tiny (8 mm) brain implant was designed to allow people who have lost the ability to speak to communicate using only their thoughts. The SBCI is wireless and works by reading brainwaves and translating them to words—the motor neuroprosthesis was placed into O'Keefe's brain using techniques that have been used for several years to treat people with strokes... compose messages by thinking of words or actions (such as mouse clicks), which are translated to activity on a computer screen" Related: Brain-Computer Interface Startup Implants First Device in US Patient https://www.bloomberg.com/news/articles/2022-07-18/brain-computer-interface-company-implants-new-type-of-device Portable, non-invasive, mind-reading AI turns thoughts into text https://techxplore.com/news/2023-12-portable-non-invasive-mind-reading-ai-thoughts.html Brain–computer interface experiments first to decode words '...

https://news.unl.edu/newsrooms/today/article/new-data-decoding-approach-could-lead-to-faster-smaller-digital-tech/ "the atoms of the two respective oxides form the same crystalline structure, resulting in a seamless match that allows electrons to maintain their momentum — and their momentum-dependent spin — as they move between the materials... it’s possible to distinguish among the channels' magnetoresistance effect is similar in magnitude to those produced by ferromagnetic tunnel junctions"

https://techxplore.com/news/2021-12-dual-strategy-li-ion-solvation-solid.html "dual-strategy with Li-ion solvation and SEI regulation to stabilize lithium metal anode.... 1,3-dioxolane (DOL) and 1,2-dimethoxyethane (DME) as the solvent, separately blending with fluorinated ether (TTE)... highly coordinated Li+ solvation of DOL-TTE (1:2) electrolyte could limit the dissolution and loss of LiPSs in Li-SPAN cells, obtaining a high Coulombic efficiency of 99.77 percent and capacity retention of 92 percent after 100 cycles"

https://phys.org/news/2021-12-transparent-flexible-ultra-thin-memory-device.html "heterogeneous... nanostructure... monolayered zero-dimensional (0D) quantum dots were formed and sandwiched between two insulating 2D hexagonal boron nitride (h-BN)... maintains above 80% transparency and memory function even when bent... Instead of conductive graphene, by presenting a quantum dot stacking control technology"

https://news.umich.edu/spray-on-coating-could-make-solar-panels-snow-resistant/ "inexpensive, clear coating that reduced snow and ice accumulation on solar panels, enabling them to generate up to 85% more energy in early testing... The coating is made chiefly of PVC or PDMS plastic and silicon or vegetable-based oils. It can be sprayed or brushed on in cold weather and, in its current iteration, can keep shedding snow and ice for up to a year... Slipperiness alone works well on small areas... low interfacial toughness does—it creates cracks between the ice and the panel" Related: Ingenious Snow-Proof Solar Panels Can Work in All Weather: ‘Game-Changing Tech’ https://www.goodnewsnetwork.org/ingenious-snow-proof-solar-panels-can-work-in-all-weather-game-changing-tech/ Wing-screen wipers: How self-cleaning cicadas could help us have cleaner cars https://techxplore.com/news/2023-09-wing-screen-wipers-self-cleaning-cicadas-cleaner.html Sound waves create permanently water-repellen...

https://phys.org/news/2021-12-future-3d-emergence-holographic-television.html "Holographic 3D displays have been a dream chased after for many years, facing challenges on all fronts: Computation, transmission, and rendering. With numbers such as 6.6 × 1015 flops required for calculations, 3 × 1015 b/s data rates, and 1.6 × 1012 phase pixels, the task has been daunting... compression algorithms... larger and faster spatial light modulators (SLMs)... pixel count on liquid crystal on silicon (LCoS) ... fast computation of 3D holograms to properly control occlusions and parallax" Related: Magnetic 3D’s immersive tech delivers captivating 3D digital artwork and visual experiences to the home without the need for 3D Glasses or a VR headset https://blog.magnetic3d.com/launches-displays-living-room Facial expressions could help widen VR and AR accessibility options https://techxplore.com/news/2025-04-facial-widen-vr-ar-accessibility.html High-speed binary phase-engraved superpixels i...

https://medicalxpress.com/news/2021-12-newly-adhesive-surgical-gel-scar.html "an injectable hydrogel that can plug up wounds without sticking to off target tissue, effectively preventing postoperative adhesions... a hydrogel, dubbed HAD, with a photocurable twist. When injected, the side of the hydrogel not touching the wound was cured with an ultraviolet light for three to five seconds. Similar to its function in a gel manicure, the UV exposure dried the hydrogel and prevented it from sticking elsewhere... mortality rate... HAD-recipient rats all survived" Related: Researchers develop sustainable new adhesives for industry https://phys.org/news/2023-07-qa-sustainable-adhesives-industry.html Renewable adhesive may offer an effective means of adhesion underwater https://phys.org/news/2023-07-renewable-adhesive-effective-adhesion-underwater.html

https://medicalxpress.com/news/2021-12-tiny-device-titanic-impact-neurosurgeons.html "wide-necked bifurcated aneurysm, which is noteworthy for its sometimes extremely large size and the difficulty it poses for treatment...The "floret" portion of the device was placed in the aneurysm's dome blocking the flow of blood, causing it to shrink... no side effects as result of it... A series of clinical trials have been completed in Europe where the device is approved for wide-necked bifurcated aneurysm patients"

  https://www.llnl.gov/news/radiation-cancer-patients-flash "linear induction accelerators (LIAs) to deliver effective, targeted doses of “FLASH” radiation to cancer patients. The new technique selectively kills cancer cells with minimal damage to healthy cells... can be built only 3 meters long... produces four beamlets placed symmetrically around the patient. By controlling the magnets, the researchers can focus a steerable FLASH-RT beam that could prove transformative in oncology"

"tiny probe that uses fluorescence to signal cells' pH in terms of their acidity or alkalinity – it detects whether cells are at risk, or in the early stages of cancer or other serious diseases.... nanobiosensor, which measures only one-billionth of a metre, is made of fluorescent carbon dots that can be created from food waste,... increased temperature and pressure inside the reactor break down the initial molecular structure of the ingredients, helping them form a new material: carbon dots"

https://www.techradar.com/news/this-powerful-supercomputer-can-now-run-on-light-instead-of-electric-current "In addition to being one of the most powerful computers in the world and currently ranked 105 on the Top500 list, France's Jean Zay supercomputer is now the first HPC to have a photonic coprocessor... Aurora 2 OPU powers its Appliance integrated computing unit which is built into a 2U form factor... peak performance of 1.5 PetaOPS at 30W TDP and can deliver performance that 8 to 40 times higher than GPU-only acceleration" Related: Computational marathon matches the efficiency of existing platform with the power of new supercomputer https://techxplore.com/news/2024-09-marathon-efficiency-platform-power-supercomputer.html Eni Launches Europe’s Most Powerful Supercomputer https://oilprice.com/Energy/Energy-General/Eni-Launches-Europes-Most-Powerful-Supercomputer.html Jean Zay supercomputer: France has increased its AI dedicated resources fourfold https://www.eurekaler...

https://techxplore.com/news/2021-12-magnetic-tunnel-junction-technology-angstrom.html "fast switching down to 3.5 ns in sub-five-nm ultra-small magnetic tunnel junctions (MTJs) can be achieved by engineering relaxation time, which governs fast magnetization dynamics. The established technology allows for the replacement of SRAM and high-speed DRAM with spintronic non-volatile memory—STT-MRAM... successfully fabricated down to 2.0 nm, or 20 Angstrom, in diameter (the world's smallest size), and fast switching beyond 10 ns was achieved in sub-five-nm MTJs" Related: TSMC starts volume production of 3nm chips https://focustaiwan.tw/business/202212290013 ITRI and TSMC Collaborate on Advancing High-Speed Computing with SOT-MRAM https://www.prnewswire.com/news-releases/itri-and-tsmc-collaborate-on-advancing-high-speed-computing-with-sot-mram-302036439.html Next-gen MRAM could replace DRAM chips in your next computer https://www.thebrighterside.news/post/next-gen-mram-could-repla...

https://techxplore.com/news/2021-12-untethered-insect-sized-aerial-vehicle.html "robot... based on a radiofrequency power receiver with a remarkable power-to-weight density of 4,900 W kg-1... highly efficient flapping actuation, which is achieved using high-power single-crystal piezoelectric material and a low-loss layout with two wings facing each other,.. This design enables a power-to-weight efficiency comparable to that of live insects.... a sub-gram circuit can receive and handle high power of over 1 W at a distance via an RF wave,... weighs only 1.8g"

  https://www.kit.edu/kit/english/pi_2021_118_optics-and-photonics-miniaturization-of-diffusers-for-new-applications.php "Optical component based on a metamaterial... a diffuser, a disk that scatters light... made from silicon nanoparticles... specifically control the direction, color, and polarization of light... sweet spot for the amount of disorder that leads to perfect diffusion... equally bright from all directions... scatter light of a specific color and let other wavelengths pass undisturbed... transparent screens... viewed from both sides, holographic projectors, or augmented reality"

 https://www.ucf.edu/news/ucf-develops-the-worlds-first-optical-oscilloscope/ "could be a game-changer for communication technologies, such as phones and internet connections... converts light oscillations into electrical signals, much like hospital monitors convert a patient’s heartbeat into electrical oscillation... speed of the oscilloscope... Our optical oscilloscope may be able to increase that speed by a factor of about 10,000... developed the device and demonstrated its capability for real-time measurement of the electric fields of individual laser pulses"

https://www.tsukuba.ac.jp/en/research-news/20211223140000.html "Recent increases in grain size have therefore led to effective Ge thin-film transistors on rigid substrates such as glass... crystallinity was influenced by both the thickness of the GeOx layer and the temperature at which the Ge layer was grown... hole mobility of 690 cm2 V−1 s−1... high performance, combined with its flexibility, affordability, and portability, make it perfectly suited to the development of new flexible devices such as wearable electronics to support future digital initiatives such as the internet of things"

https://www.gizmochina.com/2021/12/22/worlds-first-sodium-ion-solar-generator-bluetti-na300-b480-unveiled/?fbclid=IwAR1DLSgoF6KRrmKVX6RQAqLGz9xY3HOZfSZ_LzKbyHfl2TtOs5L1k2I9qqU "sodium-ion power station comes with 4 x 20A plugs and 1 x 30A L14-30 output ports driven by the built-in 3000W pure sine wave inverter... goes from 0 to 80% in just 30 mins when using 6000W swift AC + PV dual charging. (3000W Max. for both AC and PV)... capacity of 3000Wh which is less than the 5100Wh of EP500 Pro... due to the current sodium-ion battery technology limitations" Related: Scientists develop a novel strategy for sustainable post-lithium-ion batteries https://techxplore.com/news/2022-01-scientists-strategy-sustainable-post-lithium-ion-batteries.html Molecular paddlewheels propel sodium ions through next-generation batteries https://techxplore.com/news/2022-01-molecular-paddlewheels-propel-sodium-ions.html Sodium-ion battery breakthrough. Safer, cheaper and cleaner than Lithium-ion https://...

https://www.osapublishing.org/optica/fulltext.cfm?uri=optica-8-12-1596&id=466091# "polarization-insensitive metasurface lenses (metalenses) that sort primary colors on high-density pixels without the use of color filters. The metalenses simultaneously act as pixel-scale color splitters and lenses and are compatible with complementary metal–oxide-semiconductor sensor technology. An image sensor with such metalenses significantly enhances the detected light power, while affording high image quality, incident angle tolerance, and sub-micrometer spatial resolution"