nuclear magnetic resonance spectrum
81Nucleic acid structure determination — This article is about the experimental determination of nucleic acid structure. For computational methods, see Nucleic acid structure prediction. Structure probing of nucleic acids is the process by which biochemical techniques are used to… …
82Metal ions in aqueous solution — A metal ion in aqueous solution is a cation, dissolved in water, of chemical formula [M(H2O)n]z+. The solvation number, n, determined by a variety of experimental methods is 4 for Li+ and Be2+ and 6 for elements in rows 3 and 4 of the periodic… …
83Ultraviolet–visible spectroscopy — Beckman DU640 UV/Vis spectrophotometer. Ultraviolet visible spectroscopy or ultraviolet visible spectrophotometry (UV Vis or UV/Vis) refers to absorption spectroscopy or reflectance spectroscopy in the ultraviolet visible spectral region. This… …
84Felix Bloch — This page addresses only the Swiss physicist, for the man accused of espionage see Felix Bloch (diplomatic officer) Infobox Scientist name = Felix Bloch imagesize = 150px caption = Felix Bloch (1905 1983) birth date = birth date|1905|10|23|mf=y… …
85X-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… …
86Davy Medal — Robert Bunsen and Gustav Kirchhoff, the first recipients of the award. They were awarded the medal for their researches discoveries in spectrum analysis . The Davy Medal is awarded by the Royal Society of London for an out …
87Barrière hémato-encéphalique — Traduction à relire Blut Hirn Schranke …
88Erectile dysfunction — Impotent redirects here. For the classification of poverty, see impotent poor. Erectile dysfunction Classification and external resources ICD 10 F52.2, N48.4 …
89Carbocation — A carbocation (pronEng|ˌkɑrboʊˈkætaɪɒn) is an ion with a positively charged carbon atom. The charged carbon atom in a carbocation is a sextet , i.e. it has only six electrons in its outer valence shell instead of the eight valence electrons that… …
90Decoupling — The term decoupling is used in many different contexts. Contents 1 Economics 1.1 Economic growth without environmental damage 1.2 Decoupling and the stock market declines of January 2008 …
