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May 7, 2021
Nanotechnology Now Our NanoNews Digest Sponsors Home > Press > With a zap of light, system switches objects colors and patterns: "Programmable matter" technique could enable product designers to churn out prototypes with ease A new system uses UV light projected onto objects coated with light-activated dye to alter the reflective properties of the dye, creating images in minutes. CREDIT Image courtesy of Michael Wessley, Stefanie Mueller, et al Abstract: When was the last time you repainted you...
May 5, 2021
Home > Press > Polarization-sensitive photodetection using 2D/3D perovskite heterostructure crystal (a) Schematic structure of polarized light detector. (b) Photoconductivity parallel and perpendicular to the interface. (c) Photoconductivity anisotropy versus excitation power. (d) Angle-resolved photocurrent as a function of polarization angle measured at 405 nm under zero bias. (e) Experimental polarization ratios of some reported polarized light detectors. (f) Angle-dependent photocurrent of ...
May 1, 2021
Nanotechnology Now Our NanoNews Digest Sponsors Home > Press > Researchers analyzed circulating currents inside gold nanoparticles: A new method facilitates accurate analysis of magnetic field effects inside complex nanostructures The atomic structure of a gold nanoparticle protected by phosphine molecules (left) and magnetic-field-induced electron currents in a plane intersecting the center of the particle (right). The total electron current consists of two (paratropic and diatropic) component...
May 1, 2021
Our NanoNews Digest Sponsors Home > Press > Less innocent than it looks: Hydrogen in hybrid perovskites: Researchers identify the defect that limits solar-cell performance A hydrogen vacancy (the black spot left of center) created by removing hydrogen from a methylammonium molecule, traps carriers in the prototypical hybrid perovskite, mehtylammonium lead iodide CH3NH3Pbl3 CREDIT Xie Zhang Abstract: Researchers in the materials department in UC Santa Barbaras College of Engineering have uncover...
May 1, 2021
Home > Press > Worlds first fiber-optic ultrasonic imaging probe for future nanoscale disease diagnostics Concept art showing the 3D mapping of microscopic objects by the phonon probe system. The optical fibre contains a metal layer on its tip and projects red laser light into the specimen CREDIT Dr Salvatore La Cavera Abstract: Scientists at the University of Nottingham have developed an ultrasonic imaging system, which can be deployed on the tip of a hair-thin optical fibre, and will be inser...
May 1, 2021
Nanotechnology Now Home > Press > A silver lining for extreme electronics MSU researchers developed a process to create more resilient circuitry, which they demonstrated by creating a silver Spartan helmet. The circuit was designed by Jane Manfredi, an assistant professor in the College of Veterinary Medicine. Credit: Acta Materialia Inc./Elsevier Abstract: Tomorrows cutting-edge technology will need electronics that can tolerate extreme conditions. Thats why a group of researchers led by Michi...
May 1, 2021
Nanotechnology Now Home > Press > Simple robots, smart algorithms When sensors, communication, memory and computation are removed from a group of simple robots, certain sets of complex tasks can still be accomplished by leveraging the robots physical characteristics, a trait that a team of researchers led by Georgia Tech calls "task embodiment." CREDIT Shengkai Li, Georgia Tech Abstract: Anyone with children knows that while controlling one child can be hard, controlling many at once can be nea...
May 1, 2021
Vladimir Stegailov, HSE University professor CREDIT Vladimir Stegailov Abstract: Researchers from the HSE International Laboratory for Supercomputer Atomistic Modelling and Multi-scale Analysis, JIHT RAS and MIPT have compared the performance of popular molecular modelling programs on GPU accelerators produced by AMD and Nvidia. In a paper published by the International Journal of High Performance Computing Applications, the scholars ported LAMMPS on the new open-source GPU technology, AMD HIP,...