semiempirical
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Semiempirical constants — ▪ Table Semiempirical constants* a b 98 californium (Cf) 152.86 −52.9506 96 curium (Cm) 152.44 −53.6825 94 plutonium (Pu) 146.23 −52.0899 92 uranium (U) 147.49 −53.6565 90 thorium (Th) 144.19 −53.2644 88 radium (Ra) 139.17 −52.1476 86… … Universalium
semiempirical method — pusempiris metodas statusas T sritis fizika atitikmenys: angl. semiempirical method vok. halbempirische Methode, f rus. полуэмпирический метод, m pranc. méthode semi empirique, f … Fizikos terminų žodynas
semiempirical — adjective Date: 1935 partly empirical; especially involving assumptions, approximations, or generalizations designed to simplify calculation or to yield a result in accord with observation … New Collegiate Dictionary
semiempirical — adj.; semiempirically, adv. * * * … Universalium
semiempirical — semi·empirical … English syllables
semiempirical — adjective relying to some extent on observation or experiment (Freq. 1) • Similar to: ↑empirical, ↑empiric * * * ˌ adjective Etymology: semi + empirical : partly empirical ; especially : involving assump … Useful english dictionary
SAM1 — SAM1, or Semiempirical ab initio Model 1 , is a semiempirical quantum chemistry method for computing molecular properties. It is an implementation the general Neglect of Differential Diatomic Overlap (NDDO) integral approximation, and is… … Wikipedia
William Prout — FRS (January 15, 1785 ndash; April 9, 1850) was an English chemist, physician, and natural theologian. He is remembered today mainly for what is called Prout s hypothesis. Life and work Prout was born in Horton, Gloucestershire in 1785. His… … Wikipedia
Prout's hypothesis — was an early 19th century attempt to explain the existence of the various chemical elements through a hypothesis regarding the internal structure of the atom. In 1815 [William Prout (1815). On the relation between the specific gravities of bodies … Wikipedia
PM3 (chemistry) — PM3, or Parameterized Model number 3, is a semi empirical method for the quantum calculation of molecular electronic structure in computational chemistry. It is based on the Neglect of Differential Diatomic Overlap integral approximation. The PM3 … Wikipedia