2+ day, 10+ hour ago   (612+ words) Sandia experiments advance a rugged, low-power option for precise inertial measurements image: Sandia National Laboratories scientist Jongmin Lee adjusts a machine that produces optical nanofibers 200 times thinner than a human hair. When laser beams travel through the nanofiber, halos of…...

2+ day, 21+ hour ago   (67+ words) (IMAGE) eurekalert.org Chalmers University of Technology | Malin Arnesson and Anna-Lena Lundquist. Lei Du Chalmers University of Technology [email protected] Office: +46 (0)70 922 82 75 Cell: +46 (0)70 922 82 75 Tangyou Huang Chalmers University of Technology [email protected] Office: +46 (0)70 144 95 16 Cell: +46 (0)70 144 95 16...

2+ day, 14+ hour ago   (164+ words) 5-year clinical trial in 1108 patients validates a new biodegradable stent strategy Credit: ©Science China Press Inspired by the Poisson raindrop question in mathematics, Professor Jiandong Ding at Fudan University derived a set of equations for the spatiotemporal evolution of random…...

2+ day, 14+ hour ago   (184+ words) Researchers at Wuhan University developed a molecular-sieve-assisted confined molten-salt route to grow 2.66 nm Na2Nb4O11 single-crystal sheets. Devices made from the material combined sensitive ultraviolet detection with millisecond response and stable cycling, and enabled UV imaging and proof-of-concept two-wavelength physical-layer information encoding....

2+ day, 14+ hour ago   (71+ words) Physics and chemistry unlock a wide range of applications through nanopore engineering image: A simulated microscopy image of hexagonal boron nitride with a circular pore surrounded by triangular ones. Darker circles correspond to individual boron and brighter circles to nitrogen…...

2+ day, 19+ hour ago   (146+ words) image: Top: Measured spectrum. Black points are data and the red curve represents fitted spectrum. Each peak frequency is also shown. Bottom: each spectrum represents peaks distinguished by the doping sites of thorium-229. view more “By resolving the nuclear spectra…...

2+ day, 16+ hour ago   (201+ words) image: Wafer-scale membranes made of 1cm2 chips each containing 7×7 metasurfaces. EPFL BIOS CC BY SA 4.0 view more Credit: EPFL BIOS CC BY SA 4.0 “By using crystalline silicon with the nanostructured layer suspended in air, we were able to greatly reduce optical…...

3+ day, 13+ hour ago   (235+ words) A new review provides an integrated perspective on two-dimensional (2D) and quasi-2D lead-free halide double perovskites (LFHDPs), an emerging class of materials for more sustainable optoelectronic technologies. The review connects crystal structure with optical and electronic properties and device performance, covering…...

3+ day, 4+ hour ago   (169+ words) Many cutting-edge technologies rely on molecules that can be switched on and off with light, but making them respond efficiently to visible light without losing stability has long been a challenge. Researchers at Tohoku University, working with Heinrich Heine University…...

3+ day, 4+ hour ago   (156+ words) When micro-scale devices called MEMS undergo physical stress, their performance is compromised. Researchers found a way to track this stress using a new approach Credit: Yuta Ochiai et al. Micro-electromechanical systems (MEMS) are tiny devices used in technologies such as…...