Sep 13, 2023 (Nanowerk News) A high-tech invisible ink invented at Sandia National Laboratories could become the newest tool for stopping counterfeit goods. The research team is now seeking partnerships to help develop and ultimately commercialize the new technology. Beyond their negative economic impact, counterfeit goods can threaten public health....
Pixel-by-pixel analysis yields insights into lithium-ion batteries
Sep 13, 2023 (Nanowerk News) By mining data from X-ray images, researchers at MIT, Stanford University, SLAC National Accelerator, and the Toyota Research Institute have made significant new discoveries about the reactivity of lithium iron phosphate, a material used in batteries for electric cars and in other rechargeable batteries. The...
Scientists unlock reversible twisting of nanoscale materials
Sep 13, 2023 (Nanowerk News) For the first time, researchers have synthetically produced nanoscale helices that can be repeatedly twisted, untwisted, and retwisted between two stable forms. This breakthrough, published in Nature Communications ("Twisting, untwisting, and retwisting of elastic Co-based nanohelices"), demonstrates an unprecedented, reversible transformation of nanoscale crystalline materials....
New terahertz emitters harness natural material properties for nanoscale devices
Sep 13, 2023 (Nanowerk Spotlight) The development of compact and efficient terahertz radiation sources is crucial for the advancement of terahertz technology across a range of applications from imaging and sensing to broadband communications. In a new study published in Advanced Materials ("Generation of Terahertz Radiation via the Transverse Thermoelectric...
Ultrathin nanotech promises to help tackle antibiotic resistance
Sep 13, 2023 (Nanowerk News) Researchers have invented a nano-thin superbug-slaying material that could one day be integrated into wound dressings and implants to prevent or heal bacterial infections. The innovation – which has undergone advanced pre-clinical trials – is effective against a broad range of drug-resistant bacterial cells, including...
Copper-doped tungstic acid nanocrystals transform infrared light conversion
Sep 13, 2023 (Nanowerk News) Sunlight is an inexhaustible source of energy, and utilizing sunlight to generate electricity is one of the cornerstones of renewable energy. More than 40% of the sunlight that falls on earth is in the infrared, visible and ultraviolet spectra; however, current solar technology utilizes primarily...