ionization state
71Mercury (element) — gold ← mercury → thallium Cd ↑ Hg ↓ Cn …
72rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …
73Xenon — (PronEng|ˈzɛnɒn [Xenon, entry in the Oxford English Dictionary, prepared by J. A. Simpson and E. S. C. Weiner, vol. 20, second edition, Oxford: Clarendon Press, 1989. ISBN 0 19 861232 X (vol. 20), ISBN 0 19 861186 2 (set.)] or IPAlink en|ˈziːnɒn… …
74Tight binding — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbat …
75poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… …
76surface analysis — ▪ chemistry Introduction in analytical chemistry (chemistry), the study of that part of a solid that is in contact with a gas or a vacuum. When two phases of matter are in contact, they form an interface. The term surface is usually… …
77Scintillator — Scintillation crystal surrounded by various scintillation detector assemblies …
78Alexander Chizhevsky — Commemorative coin of the Russian Federation, 1997, dedicated to Chizhevsky. Alexander Chizhevsky Russian: Александр Леонидович Чижевский (also Aleksandr Leonidovich Tchijevsky) (February 7, 1897 December 20, 1964) was a Soviet era interdiscipli …
79Mass spectrometry software — is software used for data acquisition, analysis, or representation in mass spectrometry. Contents 1 MS/MS peptide identification 1.1 Database search algorithms 1.1.1 SEQUEST 1.1.2 …
80chromatography — chromatographer, n. chromatographic /kreuh mat euh graf ik, kroh meuh teuh /, adj. chromatographically, adv. /kroh meuh tog reuh fee/, n. Chem. the separation of mixtures into their constituents by preferential adsorption by a solid, as a column… …
