DETECTION of selenium by neutron irradiation and gamma scintillation spectrometry has been attempted. It is known that, when natural selenium is irradiated with neutrons, selenium-75 (121 days), ...
A new semiconductor made from lithium, indium, phosphorus, and selenium could lead the way to hand-held, portable, sensitive neutron detectors (Nature 2020, DOI: 10.1038/s41586-019-1886-8). Such ...
For the first time, astronomers have detected the presence of arsenic and selenium, neighboring elements near the middle of the periodic table, in an ancient star in the faint stellar halo that ...
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