the molecular separation
51Landau–Zener formula — The Landau–Zener formula is an analytic solution to the equations of motion governing the transition dynamics of a 2 level quantum mechanical system, with a time dependent Hamiltonian varying such that the energy separation of the two states is a …
52New South Wales Systems Biology Initiative — The New South Wales Systems Biology Initiative, directed by Marc Wilkins is a non profit facility within the School of Biotechnology and Biomolecular Sciences at the University of New South Wales. Their focus is undertaking basic and applied… …
53Zero-phonon line and phonon sideband — The zero phonon line and the phonon sideband jointly constitute the line shape of individual light absorbing and emitting molecules (chromophores) embedded into a transparent solid matrix. When the host matrix contains many chromophores, each… …
54LeRoy radius — The LeRoy radius, as proposed by Robert J. LeRoy, defines the internuclear distance between two atoms at which LeRoy Bernstein theory (sometimes called near dissociation theory) becomes valid. LeRoy Bernstein theory is a semiclassical (WKB)… …
55Contact order — The contact order of a protein is a measure of the locality of the inter amino acid contacts in the protein s native state tertiary structure. It is calculated as the average sequence distance between residues that form native contacts in the… …
56evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… …
57gas — gasless, adj. /gas/, n., pl. gases, v., gassed, gassing. n. 1. Physics. a substance possessing perfect molecular mobility and the property of indefinite expansion, as opposed to a solid or liquid. 2. any such fluid or mixture of fluids. 3. any… …
58spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …
59chromatography — 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… …
60chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …
