molecular crystal

См. также в других словарях:

• Molecular crystal — A molecular crystal is a crystal whose molecules are held together by weak physical bonding such as van der Waals forces or hydrogen bonding as opposed to chemical bonding like ionic or metallic bonds.In such a crystal, the constituent particles… …   Wikipedia

• molecular crystal — molekulinis kristalas statusas T sritis chemija apibrėžtis Kristalas, kurio gardelės mazguose yra molekulės. atitikmenys: angl. molecular crystal rus. конечный комплекс; молекулярный кристалл …   Chemijos terminų aiškinamasis žodynas

• molecular crystal — molekulinis kristalas statusas T sritis fizika atitikmenys: angl. molecular crystal vok. Molekülkristall, m; molekularer Kristall, m rus. молекулярный кристалл, m pranc. cristal moléculaire, m …   Fizikos terminų žodynas

• molecular crystal structure — molekulinė kristalo sandara statusas T sritis radioelektronika atitikmenys: angl. molecular crystal structure vok. molekulare Kristallstruktur, f rus. молекулярная структура кристалла, f; молекулярное строение кристалла, f pranc. structure… …   Radioelektronikos terminų žodynas

• crystal — crystallike, adj. /kris tl/, n., adj., v., crystaled, crystaling or (esp. Brit.) crystalled, crystalling. n. 1. a clear, transparent mineral or glass resembling ice. 2. the transparent form of crystallized quartz. 3. Chem., Mineral. a solid body… …   Universalium

• Crystal — /kris tl/, n. 1. a city in SE Minnesota, near Minneapolis. 25,543. 2. a female given name. * * * I Any solid material whose atoms are arranged in a definite pattern and whose surface regularity reflects its internal symmetry. Each of a crystal s… …   Universalium

• Crystal (software) — For other uses, see Crystal (disambiguation). CRYSTAL is a quantum chemistry ab initio program, designed primarily for calculations on crystals (3 dimensions), slabs (2 dimensions) and polymers (1 dimension) using translational symmetry, but it… …   Wikipedia

• Molecular graphics — (MG) is the discipline and philosophy of studying molecules and their properties through graphical representation.[1] IUPAC limits the definition to representations on a graphical display device .[2] Ever since Dalton s atoms and Kekulé s benzene …   Wikipedia

• Crystal structure prediction — (CSP) is the calculation of the crystal structures of solids from first principles. Reliable methods of predicting the crystal structure of a compound, based only on its molecular structure, has been a goal of the physical sciences since the… …   Wikipedia

• Crystal field theory — (CFT) is a model that describes the electronic structure of transition metal compounds, all of which can be considered coordination complexes. CFT successfully accounts for some magnetic properties, colours, hydration enthalpies, and spinel… …   Wikipedia

• Molecular solid — is a solid composed of molecules held together by the van der Waals forces. Because these dipole forces are weaker than covalent or ionic bonds, molecular solids are soft and have relatively low melting temperature. Pure molecular solids are… …   Wikipedia