The V-670 double-beam spectrophotometer utilizes a unique ... gratings (automatically exchanged): 1200 grooves/mm for the UV/VIS region; 300 grooves/mm for the NIR region. A PMT detector is ...

The V-660 is a double-beam spectrophotometer utilizing a double ... provides high resolution with extremely low stray light (0.00008%) to assure more precise measurement over a wide photometric ...

The current sunscreens offered in the U.S., Schlesinger explained, do not protect all the way to the end of the UV spectrum, including visible light, with the exception of tinted sunscreens.

According to a study published in Science Advances, an international collaboration of engineers and physicists has developed a method to enhance the capabilities of advanced spectroscopy using quantum ...

Department of Materials Science and Engineering, Research Institute of Advanced Materials, Seoul National University, Seoul 08826, Republic of Korea ...