Lithium niobite (LN) with an ultra-wide optical transparent window has shown excellent nonlinear, electro-optic, acoustic-optic, piezoelectric, thermoelectric and photorefractive effects. It is an excellent platform for realizing ...
Optics & Photonics
Nov 4, 2022
0
15
Transforming light into electricity is no mean feat. Some devices, like solar cells, use a closed circuit to generate an electric current from incoming light. But another class of materials, called photocathodes, generate ...
Nanomaterials
Sep 17, 2018
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52
Researchers at Kyushu University's Center for Organic Photonics and Electronics Research (OPERA) in Japan have demonstrated a way to split energy in organic light-emitting diodes (OLEDs) and surpass the 100 percent limit ...
Materials Science
Jul 6, 2018
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4
Ant-Man knows the quantum realm holds shocking revelations and irrational solutions. Taking a page from the Marvel Universe, researchers based at the National Institute of Informatics (NII) in Tokyo, Japan, designed a more ...
Quantum Physics
Aug 17, 2018
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9
All inorganic cesium lead halide perovskite semiconductors exhibit great potential for nanolasers, light emitting diodes and solar cells due to their unique properties, including low threshold, high quantum efficiency and ...
Optics & Photonics
Mar 29, 2019
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6
Circularly polarized light exhibits promising applications in future displays and photonic technologies. Traditionally, circularly polarized light is converted from unpolarized light by the linear polarizer and the quarter-wave ...
Optics & Photonics
Apr 13, 2021
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7
Tohoku University researchers have developed a technique using a hollow sphere to measure the electronic and optical properties of large semiconducting crystals. The approach, published in the journal Applied Physics Express, ...
General Physics
Jun 7, 2019
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7
Researchers at Institute for Molecular Science, and University of Toyama, in Japan, report an efficient organic light emitting diode (OLED) operable by a 1.5-V battery that produces bright emission equivalent to luminance ...
Optics & Photonics
Jan 6, 2022
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20
Organic light-emitting diodes (OLED) have emerged as a new generation of display technology. Organic crystalline materials possess superior thermal stability, chemical stability, and high carrier mobility, making them an ...
Condensed Matter
May 21, 2024
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33
For a wide variety of high-powered scientific instruments, from free-electron lasers to wakefield accelerators to electron microscopes, generating a bright electron beam that has specific properties represents one of the ...
General Physics
Sep 2, 2020
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