density of nuclei

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• Density functional theory — Electronic structure methods Tight binding Nearly free electron model Hartree–Fock method Modern valence bond Generalized valence bond Møller–Plesset perturbation theory …   Wikipedia

• Density — This article is about mass density. For other uses, see Density (disambiguation). The mass density or density of a material is defined as its mass per unit volume. The symbol most often used for density is ρ (the Greek letter rho). In some cases… …   Wikipedia

• Density wave theory — Image of spiral galaxy M81 combining data from the Hubble, Spitzer, and GALEX space telescopes. Density wave theory or the Lin Shu density wave theory is a theory proposed by C.C. Lin and Frank Shu in the mid 1960s to explain spiral arm structure …   Wikipedia

• P-nuclei — (p stands for proton rich) are certain proton rich, naturally occurring isotopes of some elements between selenium and mercury which cannot be produced in either s or r process. Contents 1 Definition 2 Origin of the p nuclei …   Wikipedia

• Orders of magnitude (density) — Skylab measured several orders of magnitude of the Sun s density (top scale: 10−18 to 10−6 g⋅cm−3, equivalent to 10−15 to 10−3 kg⋅m−3) at different temperatures and heights above its surface. List of orders of magnitude for density less than …   Wikipedia

• Time-dependent density functional theory — (TDDFT) is a quantum mechanical method used inphysics and chemistry to investigate the proprieties of many body systems beyond the ground statestructure. It s an extension of density functional theory (DFT) to the time dependent domain asa method …   Wikipedia

• Струтинский, Вилен Митрофанович — Эта страница требует существенной переработки. Возможно, её необходимо викифицировать, дополнить или переписать. Пояснение причин и обсуждение на странице Википедия:К улучшению/26 августа 2012. Дата постановки к улучшению 26 августа 2012. В… …   Википедия

• Critical mass — This article is about nuclear fission reactions. For other uses, see Critical mass (disambiguation). As part of a re creation of a 1945 criticality accident, a plutonium pit is surrounded by blocks of neutron reflective tungsten carbide. The… …   Wikipedia

• Proton NMR — (also Hydrogen 1 NMR, or 1HNMR) is the application of nuclear magnetic resonance in NMR spectroscopy with respect to hydrogen nuclei within the molecules of a substance, in order to determine the structure of its molecules.Simple NMR spectra are… …   Wikipedia

• John Bardeen — Infobox Scientist name = John Bardeen imagesize = 110px caption = John Bardeen birth date = birth date|1908|5|23|df=y birth place = Madison, Wisconsin, USA death date = death date and age|1991|1|30|1908|5|23 death place = Boston, Massachusetts… …   Wikipedia

• anaplastic oligodendroglioma — a malignant type of oligodendroglioma characterized histopathologically by increased cell density, atypical nuclei anaplasia, increased mitotic activity, and necrosis …   Medical dictionary