Nature

Efficient and high-quality absorption enhancement using epsilon-near-zero cylindrical nano-shells constructed by graphene

This paper presents a detailed scattering analysis of a hollow-core plasmonic-shell cylindrical wire to design an efficient, compact, narrowband, and reconfigurable optical absorber. The shell is ...
Nature

High-contrast in vivo fluorescence imaging exploiting wavelengths beyond 1880 nm

The second near-infrared (NIR-II) window is widely acknowledged for its excellent potential in in vivo fluorescence imaging. Currently, NIR-II fluorescence imaging predominantly operates within the ...
Phys.org

Advanced detection technology developed for vertical profile of aerosol light scattering and absorption

Researchers led by Prof. Zhang Weijun from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences have achieved the first in-situ measurement of the vertical profile aerosol ...
EurekAlert!

Direct measurement techniques of aerosols’ optical properties (including absorption, scattering, extinction, and single scattering albedo) and chemical properties over the ...

This study is led by PhD student Zhang Yurong and Dr. Han Yong (Prof.) from the School of Atmospheric Sciences at Sun Yat-sen University. The researchers have reviewed the development trends of direct ...
National Academies of Sciences%2c Engineering%2c and Medicine

Airport Passenger Screening Using Backscatter X-Ray Machines: Compliance with Standards

X-ray backscatter AIT uses a narrow beam of X-ray photons with energies, hv, less than 100 keV. 2 There are five basic interactions that can occur as X rays penetrate material. These are the ...