Studies available in engineering reports or in the open literature are reinterpreted based on findings concerning oxygen limitation. The data indicate that the rate at which oxygen reaches critical ...

Motion of defects (dislocation loops) in tungsten at low temperature. Courtesy: CEA “Massively heavy” atoms can move quantum mechanically within a crystalline material at cryogenic temperatures. This ...

AbstractAge frequency distributions of various rock types now exposed at Earth's surface primarily reflect characteristic crustal depths at which they originate and the cumulative influence of ...

Regulators are able to withstand differences in their external environment because they can control their internal environment. This allows regulators to increase the possible ecological niches that ...