Search results
1 day ago · The effect occurs in a spectral range (12.5–16 μm) that overlaps with the infrared transparency window and is observed at moderate (1 T) magnetic fields. Nonreciprocal thermal absorptivity and ...
3 days ago · Black is the color that absorbs infrared radiation best. This is because black surfaces are able to absorb a wide range of wavelengths, including infrared radiation, converting it into heat energy. This property makes black an efficient absorber of infrared radiation, which is why objects that are black in color can heat up more quickly when ...
2 days ago · The boundary between radio waves and infrared waves is defined at different frequencies in different scientific fields. The terahertz band, from 300 gigahertz to 3 terahertz, can be considered either as microwaves or infrared. It is the highest band categorized as radio waves by the International Telecommunication Union.
3 days ago · Solution-processed quantum dot-based near and short-wave infrared light emitters have witnessed substantial developments in recent years. A variety of colloidal quantum dots (CQDs)-based light emitters, including light-emitting diodes, optical down-converters, and emitters showing amplified spontaneous emission, lasing in the near and short-wave infrared region, are demonstrated over the years.
3 days ago · Thermal imaging has a variety of applications, from agricultural monitoring to building inspection to imaging under poor visibility, such as in low light, fog, and rain. However, reconstructing thermal scenes in 3D presents several challenges due to the comparatively lower resolution and limited features present in long-wave infrared (LWIR) images. To overcome these challenges, we propose a unified framework for scene reconstruction from a set of LWIR and RGB images, using a multispectral ...
3 days ago · In general, infrared thermal imaging technology uses optical components and photodetectors to convert infrared thermal radiation into voltage signals, and converts them into digital video image signals through image circuit boards and processing chips. finally, it is presented on the monitor [22–24], and the infrared image which can reflect the temperature distribution of the object is obtained.
1 day ago · In this paper, synthetically scaled-up degenerately n-type doped indium tin oxide (Sn:In2O3) nanocrystals are described as highly transparent conductive materials possessing both optoelectronic and crystalline properties. With tin dopants serving as n-type semiconductor materials, they can generate free-electron carriers. These free electrons, vibrating in resonance with infrared radiation, induce strong localized surface plasmon resonance (LSPR), resulting in efficient infrared absorption ...
