- heavy atom method
- метод тяжёлого атома
English-russian dictionary of physics. 2013.
heavy atom method
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Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name … Wikipedia
atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… … Universalium
Atom — The atom is the smallest unit of an element that retains the chemical properties of that element. An atom has an electron cloud consisting of negatively charged electrons surrounding a dense nucleus. The nucleus contains positively charged… … Wikipedia
heavy water — water in which hydrogen atoms have been replaced by deuterium, used chiefly as a coolant in nuclear reactors. Also called deuterium oxide. [1930 35] * * * or deuterium oxide Water composed of two atoms of deuterium (D; a heavy isotope of… … Universalium
History of the petroleum industry in Canada (oil sands and heavy oil) — Canada s oil sands and heavy oil resources are among the world s great petroleum deposits. They include the vast oil sands of northern Alberta, and the heavy oil reservoirs that surround the small city of Lloydminster, which sits on the border… … Wikipedia
X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… … Wikipedia
Multiple isomorphous replacement — or MIR is the most common approach of solving the phase problem in X ray crystallography. This method is conducted by soaking the crystal of a sample to be analyzed with a heavy atom solution or co crystallization with the heavy atom. The… … Wikipedia
microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… … Universalium
Xenon — (PronEng|ˈzɛnɒn [Xenon, entry in the Oxford English Dictionary, prepared by J. A. Simpson and E. S. C. Weiner, vol. 20, second edition, Oxford: Clarendon Press, 1989. ISBN 0 19 861232 X (vol. 20), ISBN 0 19 861186 2 (set.)] or IPAlink en|ˈziːnɒn… … Wikipedia
Multi-wavelength anomalous dispersion — Multi wavelength anomalous diffraction (sometimes Multi wavelength anomalous dispersion; abbreviated MAD) is a technique used in X ray crystallography that facilitates the determination of the three dimensional structure of biological… … Wikipedia
surface analysis — ▪ chemistry Introduction in analytical chemistry (chemistry), the study of that part of a solid that is in contact with a gas or a vacuum. When two phases of matter are in contact, they form an interface. The term surface is usually… … Universalium
