isotopic mass
61tracer — 1. An element or compound containing atoms that can be distinguished from their normal counterparts by physical means ( e.g., radioactivity assay or mass spectrography) and can thus be used to follow (trace) the …
62Simplified molecular input line entry specification — Infobox file format name = smiles extension = .smi mime = owner = creatorcode = genre = chemical file format container for = contained by = extended from = extended to = The simplified molecular input line entry specification or SMILES is a… …
63History of superconductivity — The history of superconductivity , the property exhibited by certain substances of lacking electrical resistance at temperatures close to absolute zero, began at the end of the 19th century and culminated in Heike Kamerlingh Onnes s 1911… …
64Isotopenmasse — izotopo masė statusas T sritis fizika atitikmenys: angl. isotopic mass vok. Isotopenmasse, f rus. масса изотопа, f pranc. masse isotopique, f …
65izotopo masė — statusas T sritis fizika atitikmenys: angl. isotopic mass vok. Isotopenmasse, f rus. масса изотопа, f pranc. masse isotopique, f …
66masse isotopique — izotopo masė statusas T sritis fizika atitikmenys: angl. isotopic mass vok. Isotopenmasse, f rus. масса изотопа, f pranc. masse isotopique, f …
67масса изотопа — izotopo masė statusas T sritis fizika atitikmenys: angl. isotopic mass vok. Isotopenmasse, f rus. масса изотопа, f pranc. masse isotopique, f …
68isotope — isotopic /uy seuh top ik/, adj. isotopically, adv. /uy seuh tohp /, n. Chem. any of two or more forms of a chemical element, having the same number of protons in the nucleus, or the same atomic number, but having different numbers of neutrons in… …
69dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or …
70geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …
