Urey


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Urey

Harold Clayton. 1893--1981, US chemist, who discovered the heavy isotope of hydrogen, deuterium (1932), and worked on methods of separating uranium isotopes: Nobel prize for chemistry 1934
References in periodicals archive ?
The key is to keep experimenting, like Miller and Urey did 65 years ago, regardless of success or failure.
[23.] Epstein S, Buchsbaum R, Lowenstam HA, Urey HC (1953) Revised carbonatewater isotopic temperature scale.
Urey worked under various Liberian governments in the past, but his highest position in government was under former President Charles Taylor as the commissioner for maritime affairs, though he has never been a politician.
Hall appealed to Harold Urey for help in an attempt to gain some distance from the controversial reports, as Hall did not have the time to devote to the issue and felt unqualified to publicly speculate on the possible cause of the phenomena: Hall J.
Researchers have developed more than 30 different models for how these features of the climate might have changed in the past, in the course of a debate, which has endured for more than 60 years since pioneering work by Nobel Laureate Harold Urey in 1946.
The ratio of the heavy-to-light oxygen isotopes in the shell material is determined predominantly by thermodynamic equilibrium between the [sup.18]O and [sup.16]O isotopes (which differ in their rotational energies) in calcite and seawater at the time of shell deposition, as described in Urey (1948) and Zeebe and WolfGladrow (2001).
The U10 green event was won by Harrison Birch of Wrexham, who beat Dan Urey 4/0 4/1 in the final on a very wet day.
University of Texas tight end Blaine Urey severely injured his leg two years ago.
Heavy hydrogen atoms, now known as deuterium, are discovered by Harold Urey and George M.
Research has suggested risk factors for well siblings of children with a chronic illnesses that may affect adaptation include lower socioeconomic status (Dunst, 1993; Gore, Aseltine, & Colton, 1992; Hymovich & Roehnert, 1989; VanDongen-Melman et.al., 1995), emotional problems present in the well sibling before the child with cystic fibrosis was diagnosed, and concurrent stressors (Carter, Urey, & Eid, 1992; Dunst, 1993; Garmezy, 1988; Gore et al, 1992; Hetherington, 1989; Hymovich & Roehnert, 1989; Kupst, 1993).
Claudia Urey is from Leon, Nicaragua, and has been in New York and New Jersey since she arrived in the United States seven years ago.