糖心视频

Search results for metal halide perovskite

Condensed Matter Feb 28, 2022

Super scintillators enable X-ray detection at an ultralow level

The introduction of lead-free metal halide powder into a scintillation screen took some tinkering. Once a KAUST team worked out the right technique, they were able to produce an exceptionally efficient, robust and flexible ...

Materials Science Jan 25, 2022

Asymmetry is key to creating more stable blue perovskite LEDs

Researchers from the Okinawa Institute of Science and Technology Graduate University (OIST) have developed blue LEDs based on a material called metal halide perovskite, that, for the first time, uses asymmetrical bridges ...

Nanomaterials Jan 21, 2022

Germanium halides serve as ideal precursors to synthesize high-quality perovskite nanocrystals

Organohalides are widely adopted to serve as halide source in traditional three-precursors route to obtain metal halide perovskite nanocrystals (PNCs).

Nanomaterials Dec 17, 2021

Scientists synthesize hafnium-based, vacancy-ordered perovskite nanocrystals by hot injection method

Lead-free vacancy-ordered perovskite Cs2M4+X6 (X=Cl-, Br- or I-) nanocrystals feature low toxicity, high stability and unique optical properties.

Nanophysics Nov 8, 2021

World record broken for thinnest X-ray detector ever created

Scientists in Australia have used tin mono-sulfide (SnS) nanosheets to create the thinnest X-ray detector ever made, potentially enabling real-time imaging of cellular biology.

Nanomaterials Oct 28, 2021

Unlocking the technology to produce unbreakable screens

Cracked phone screens could become a thing of the past thanks to breakthrough research conducted at The University of Queensland.

Materials Science Oct 19, 2021

New technique paves the way for perfect perovskites

An exciting new solar material called organic-inorganic halide perovskites could one day help the U.S. achieve its solar ambitions and decarbonize the power grid. One thousand times thinner than silicon, perovskite solar ...

Nanophysics Oct 19, 2021

Efficient light-emitting diodes based on oriented perovskite nanoparticles

Planar perovskite light-emitting diodes (LEDs) are high-performance and cost-effective electroluminescence devices that are ideal for large-area display and lighting applications. By exploring the emission layers with high ...

Materials Science Sep 16, 2021

A simple way to get complex semiconductors to assemble themselves

Stacking extremely thin films of material on top of each other can create new materials with exciting new properties. But the most successful processes for building those stacks can be tedious and imperfect, and not well ...

Materials Science Sep 10, 2021

How chlorine stabilizes next-gen solar cells at an atomic scale

A team of researchers led by Professor Yabing Qi in the Energy Materials and Surface Sciences Unit at the Okinawa Institute of Science and Technology Graduate University (OIST) in Japan have imaged the atoms at the surface ...

page 7 from 17