Quantum dots are a kind of artificial atom: just a few nanometers in size and made of semiconductor materials, they can emit light of a specific color or even single photons, which is important for quantum technologies. The ...
Nanophysics
Jan 31, 2024
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66
In quantum computing, the question as to what physical system and which degrees of freedom within that system may be used to encode quantum bits of information—qubits, in short—is at the heart of many research projects ...
Condensed Matter
Jan 17, 2024
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3242
Researchers at Columbia University have successfully synthesized the first 2D heavy fermion material. They introduce the new material, a layered intermetallic crystal composed of cerium, silicon, and iodine (CeSiI), in a ...
Nanophysics
Jan 17, 2024
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79
A research group led by Prof. Wang Hui from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences has introduced a metal-free nanozyme based on graphene quantum dots (GQDs) for highly efficient ...
Bio & Medicine
Jan 10, 2024
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1
Perovskite materials are still attracting a lot of interest in solar cell applications. Now, the nanostructures of perovskite materials are being considered as a new laser medium. Over the years, light amplification in perovskite ...
Nanophysics
Jan 3, 2024
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179
Invisible to our eyes, shortwave infrared (SWIR) light can enable unprecedented reliability, function and performance in high-volume, computer vision first applications in service robotics, automotive and consumer electronics ...
Optics & Photonics
Jan 3, 2024
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62
Professor Ji-woong Yang at the Department of Energy Science and Engineering, Daegu Gyeongbuk Institute of Science and Technology has successfully developed the world's highest-performance eco-friendly quantum dot photosensor ...
Bio & Medicine
Dec 11, 2023
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76
Physicists at the University of Duisburg-Essen and their cooperating partners have discovered that tiny graphene sheets can become electromagnets under infrared radiation. The study is published in the journal Nature Communications.
Nanophysics
Dec 4, 2023
1
64
It can take years of focused laboratory work to determine how to make the highest quality materials for use in electronic and photonic devices. Researchers have now developed an autonomous system that can identify how to ...
Nanophysics
Nov 13, 2023
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286
For photovoltaic power generation, pn junction is the core unit. The electric field in the junction can separate and transport the electron and the hole to negative and positive electrodes, respectively. Once the pn junction ...
Optics & Photonics
Nov 10, 2023
0
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