Scientists developed a compact nanolaser based on a photonic crystal waveguide with super-high efficiency. The device is a photonic structure and is notable for its small size compared to its counterparts.
Sep 10th, 2021
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Researchers have created a paste of titanium dioxide and resonant silicon nanoparticles that will increase the generation of photocurrent in perovskite solar cells and maximize their efficiency.
Sep 10th, 2021
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DARPA has announced its selection of eight industry and university research teams to support the Science of Atomic Vapors for New Technologies (SAVaNT) program that kicked off this week.
Sep 10th, 2021
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Researchers have discovered a self-healing mechanism within a type of ceramics, called MAX phases.
Sep 10th, 2021
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A study explains the physics behind reflective microscale concave interfaces - structures that reflect light in fascinating ways.
Sep 10th, 2021
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For over past couple decades, manipulating materials at the nanoscale to develop efficient catalysts for various applications, including water treatment, has been the gold standard in the field. But a new study goes even smaller - down to a single atom, the theoretical limit in material downsizing.
Sep 10th, 2021
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Researchers have observed a new state of matter in graphene layers twisted relative to each other. The coupling between negatively charged electrons and positively charged holes in the two layers results in a state that no longer conducts electric current.
Sep 9th, 2021
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The chemically controlled chains reveal an ultrastrong attraction between electrons that may help cuprate superconductors carry electrical current with no loss at relatively high temperatures.
Sep 9th, 2021
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Lead-free halide perovskite nanocrystals with unique optical properties are promising in light-emitting diodes (LEDs), photodetectors, and solar cells.
Sep 9th, 2021
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The novel superhydrophobic coating, which can potentially be used to create more efficient fuel cells and sensitive toxic gas detectors, can keep materials dry for longer and at greater depths.
Sep 9th, 2021
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Researchers succeed in the direct bonding of diamond and gallium nitride (GaN) at room temperature and demonstrate that the bond can withstand heat treatments of 1000 C, making it ideal for the high temperature fabrication process of GaN-based devices.
Sep 9th, 2021
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Researchers report a flexible supercapacitor with electrodes made of wrinkled titanium carbide - a type of MXene nanomaterial - that maintained its ability to store and release electronic charges after repetitive stretching.
Sep 8th, 2021
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Researchers have developed a shape memory polymer that stores almost six times more energy than previous versions.
Sep 8th, 2021
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Scientists have discovered that applying a cellulose nanofiber coating that makes leaf surfaces water absorbent helps to protect against infection.
Sep 8th, 2021
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Researchers use ultraviolet light pulses to access ion conductor properties in perovskites that are otherwise difficult to safely attain.
Sep 8th, 2021
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Scientists find a way to use pristine graphene in valleytronics, a promising technology for encoding and processing quantum information.
Sep 8th, 2021
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