- isomorphous replacement
- 同形代替
English-Chinese geology dictionary (英汉地质大词典). 2013.
isomorphous replacement
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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
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
Single wavelength anomalous dispersion — (abbreviated SAD) is a technique used in X ray crystallography that facilitates the determination of the structure of proteins or other biological macromolecules by allowing the solution of the phase problem. In contrast to multi wavelength… … 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
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
Phase problem — The phase problem is the name given to the problem of loss of information (the phase) from a physical measurement. The name itself comes from the field of x ray crystallography, where the phase problem has to be solved for the determination of a… … Wikipedia
Détermination d'une structure cristalline — La détermination d une structure cristalline consiste, de manière générale, à déterminer, pour un cristal de structure inconnue, les paramètres de sa maille conventionnelle, son réseau de Bravais, son groupe d espace et la position des atomes… … Wikipédia en Français
Tourmaline — Schorl Tourmaline General Category Cyclosilicate Chemical formula (Ca,K,Na,[ … Wikipedia
John Kendrew — Infobox Scientist name = John Cowdery Kendrewy image width = caption = John Kendrew birth date = 24 March 1917 birth place = Oxford, England death date = death date and age|1997|8|23|1917|3|24|df=y death place = Cambridge, England nationality =… … Wikipedia
Mir (disambiguation) — Mir is a Soviet, later Russian space station. Mir or MIR may also refer to: Contents 1 Soviet or Russian context 2 Places 3 … Wikipedia
Pyromorphite — Infobox mineral name = Pyromorphite category = Mineral boxwidth = boxbgcolor = imagesize = 250px caption = Yellow pyromorphite from Australia formula = Pb5(PO4)3Cl molweight = 1,356.37 gm color = Colorless, Green, Yellow, etc... habit = massive… … Wikipedia
