Working in the terahertz (THz) range offers unique opportunities in various applications, including biomedical imaging, telecommunications, and advanced sensing systems. However, because of the unique properties of electromagnetic ...
Optics & Photonics
Jan 19, 2024
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34
A research team led by Prof. Wang Junxian and Ph.D. students Kang Jialai from University of Science and Technology of China (USTC) of the Chinese Academy of Science (CAS) has revealed a marvelous, composite eclipsing absorber ...
Astronomy
Aug 28, 2023
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42
Saturable absorbers as passive modulators in passively mode-locked fiber lasers play a crucial role in the generation of ultrashort pulses. Germanene, a graphene-like two-dimensional material with fast carrier relaxation ...
Nanophysics
Jul 21, 2023
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61
Metamaterials are a type of artificial material which, as the prefix "meta"—meaning in Greek "after" or "beyond"—indicates, demonstrate electromagnetic properties and other characteristics not found in nature.
Condensed Matter
Jul 17, 2023
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4
Ever since the discovery of the two-dimensional form of graphite (called graphene) almost twenty years ago, interest in 2D materials and their special physical properties has skyrocketed. Famously, graphene was produced by ...
Nanomaterials
Jun 1, 2023
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184
Researchers from The University of Texas at Austin and North Carolina State University have discovered, for the first time, a unique property in complex nanostructures that has thus far only been found in simple nanostructures. ...
Nanophysics
Sep 13, 2022
0
239
Scientists had long wondered how woodpeckers can repeatedly pound their beaks against tree trunks without doing damage to their brains. This led to the notion that their skulls must act like shock-absorbing helmets. Now, ...
Plants & Animals
Jul 14, 2022
0
114
Researchers from the Shanghai Institute of Optics and Fine Mechanics (SIOM) of the Chinese Academy of Sciences have recently proposed a design concept for a tunable broadband perfect absorber based on non-split coupling of ...
Optics & Photonics
Jun 21, 2022
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30
Semiconducting perovskites that exhibit superfluorescence at room temperature do so due to built-in thermal "shock absorbers" which protect dipoles within the material from thermal interference. A new study from North Carolina ...
Optics & Photonics
Mar 31, 2022
0
160
Fiber lasers are widely used in the fields of optical communications, medical surgery, laser processing and lidar due to their advantages of good beam quality, compact structure, low cost and good compatibility. Therefore, ...
Optics & Photonics
Nov 15, 2021
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