Concrete, with its low cost, good compressive strength, and manufacturing convenience, is one of the most widely used materials in construction. However, with accelerating urbanization, natural aggregates for mixing with ...
Biotechnology
May 24, 2022
0
15
Based on optical-feedback cavity-enhanced absorption spectroscopy (OF-CEAS) technology, a research team led by Prof. Zhang Weijun from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences (CAS) ...
Optics & Photonics
Apr 29, 2022
0
39
The importance of "carbon neutrality" is growing more than ever, as climate change caused by global warming threatens even the human right to live. The Republic of Korea has declared "carbon neutrality by 2050" and is exerting ...
Materials Science
Apr 25, 2022
0
5
An atmospheric environment monitoring satellite was sent into space by the Long March-4C rocket lifting off from the Taiyuan Satellite Launch Center in Shanxi Province, north China early Saturday.
Space Exploration
Apr 18, 2022
0
5
Biosorption is the removal of contaminants from a sample by adsorbing them onto the surface of a biological material. It is expected to provide environmental and economic benefits compared with conventional separation techniques. ...
Biochemistry
Mar 22, 2022
0
27
A team of Johns Hopkins University researchers created shock-absorbing material that protects like a metal, but is lighter, stronger, reusable. The new foam-like material could be a game-changer for helmets, body armor, and ...
Materials Science
Mar 8, 2022
0
810
In a new publication from Opto-Electronic Advances, authors from the Laser Engineering Group in the School of Engineering at the University of Liverpool, Liverpool, United Kingdom, discuss two-photon absorption and stimulated ...
Optics & Photonics
Feb 17, 2022
0
6
Manganese is an important element for all life, but it plays an especially critical role in photosynthesis, in which it is the catalyst for splitting oxygen molecules from water. In the ocean—where phytoplankton is a key ...
Earth Sciences
Jan 13, 2022
0
48
In a paper published in Science China Chemistry, scientists present an orthogonal carbazole-perylene bisimide pentad, which is a photoconversion-tunable photosensitizer with diversified excitation and excited-state relaxation ...
Optics & Photonics
Jan 4, 2022
0
42
Lasers in conventional laser printers for paper printouts are very small. 3D laser printers for 3-dimensional microstructures and nanostructures, by contrast, have required big and expensive laser systems so far. Researchers ...
Optics & Photonics
Nov 30, 2021
0
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