- sudden approximation
- физ. приближение внезапного соударения
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Franck-Condon principle — The Franck Condon principle is a rule in spectroscopy and quantum chemistry that explains the intensity of vibronic transitions. Vibronic transitions are the simultaneous changes in electronic and vibrational energy levels of a molecule due to… … Wikipedia
ARPES — Angle resolved photoemission spectroscopy (ARPES) , also known as ARUPS angle resolved ultraviolet photoemission spectroscopy , is a direct experimental technique to observe the distribution of the electrons, or more precisely, the density of… … Wikipedia
Threshold displacement energy — The threshold displacement energy Td is the minimum kinetic energy that an atom in a solid needs to be permanently displaced from its lattice site to a defect position. It is also known as displacement threshold energy or just displacement energy … Wikipedia
Fermis Goldene Regel — Fermis Goldene Regel, benannt nach dem Physiker Enrico Fermi, ist ein Begriff der zeitabhängigen quantenmechanischen Störungstheorie. Die Regel beschreibt die Übergangsrate (Übergangswahrscheinlichkeit pro Zeit) eines Zustandes in einen anderen… … Deutsch Wikipedia
climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… … Universalium
joint — /joynt/, n. 1. the place at which two things, or separate parts of one thing, are joined or united, either rigidly or in such a way as to permit motion; juncture. 2. a connection between pieces of wood, metal, or the like, often reinforced with… … Universalium
Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… … Wikipedia
analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… … Universalium
geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… … Universalium
Moheyan — Tibetan name Tibetan: ཧྭ་ཤང་མ་ཧཱ་ཡཱ་ན Wylie transliteration: hwa shang ma hā yā na Tournadre Phonetic: Hashang Mahāyāna … Wikipedia
therapeutics — /ther euh pyooh tiks/, n. (used with a sing. v.) the branch of medicine concerned with the remedial treatment of disease. [1665 75; see THERAPEUTIC, ICS] * * * Treatment and care to combat disease or alleviate pain or injury. Its tools include… … Universalium