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Isotopes

Known as: ISOTOPE, Isotopes [Chemical/Ingredient] 
A form of a chemical element in which the atoms have the same number of protons (part of the nucleus of an atom) but with a different number of… 
National Institutes of Health

Papers overview

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Highly Cited
1997
Highly Cited
1997
The present study explores the nature and reactivity of iron- and zinc-containing species generated in hydrocarbon-oxidizing… 
1997
1997
Experimental data from vibrationally and rotationally resolved laser induced fluorescence experiments have been used to produce… 
Highly Cited
1995
Highly Cited
1995
1 An Introduction to Clay Minerals and Isotope Geochemistry.- 1 Fundamentals of Clay Mineralogy.- 1.1 Definition.- 1.2 Basic… 
Highly Cited
1993
Highly Cited
1993
We report the observation of nuclear resonant diffraction of synchrotron radiation by a synthetic multilayer. The nuclear period… 
1991
1991
La difference de rapport isotopique 13 C/ 12 C entre les plantes a cycle photosynthetique C 3 et les plantes a cycle… 
1973
1973
A general method is advanced for measuring the rate of appearance (production) of a chemical substance in an intact physiological… 
Highly Cited
1958
Highly Cited
1958
A large number of enzyme-catalyzed reactions may be formally classified as “aldolases.” In addition to the well known… 
Highly Cited
1955
Highly Cited
1955
In a previous communication from this laboratory (1) a reaction of inorganic phosphate with water was described which occurred… 
1948
1948
A summary of the little that is known of the metabolism of lysine in animals is as follows: it is indispensable in the diet, its…