For the first time, a research team from the University of Cologne has observed the electron capture decay of technetium-98, ...
Every aspirant who is going to sit in the Graduate Aptitude Test in Engineering (GATE) Chemistry (CY) exam 2026 must practice ...
Chepkwony, I. and Keter, J. (2025) Impact of Library Resource Utilization on Secondary School Students’ Performance in Chemistry at Uasin Gishu County, Kenya. Open Journal of Social Sciences, 13, ...
The periodic table is one of the triumphs of science. Even before certain elements had been discovered, this chart could successfully predict their masses, densities, how they would link up with other ...
This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...
Department of Clinical Laboratory Medicine, Southwest Hospital, Third Military Medical University (Army Medical University), 30 Gaotanyan, Shapingba District, Chongqing 400038, China Wageningen Food ...
Heavy ligands such as polyoxometalates are opening a new frontier in actinide chemistry. Studying materials that are both radioactive and rare presents significant challenges. The elements that follow ...
An illustration of a magnifying glass. An illustration of a magnifying glass.
Sharded databases often need the ability to join their tables with smaller “reference” tables. For example, the product table could be seen as a reference table. Other use cases are tables that map ...
Chemists achieve synthetic feat with radioactive promethium for the first time. “It’s a tour de force,” says Polly Arnold, a chemist at Lawrence Berkeley National Laboratory in Berkeley, California, ...
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