Hydrogen isotope biogeochemistry is the scientific study of biological, geological, and chemical processes in the environment using the distribution and...

Hydrogen (1H) has three naturally occurring isotopes, sometimes denoted 1 H , 2 H , and 3 H . 1 H and 2 H are stable, while 3 H has a half-life of 12.32(2)...

Environmental engineering science Geochemistry Geophysiology GEOTRACES Hydrogen isotope biogeochemistry IMBER Marine biogeochemical cycles Pedology Physical impacts...

isotope biogeochemistry is the study of the distribution of sulfur isotopes in biological and geological materials. In addition to its common isotope...

Hydrogen isotope biogeochemistry Allègre C.J., 2008. Isotope Geology (Cambridge University Press). Faure G., Mensing T.M. (2004), Isotopes: Principles and...

Hydrogen sulfide is a chemical compound with the formula H2S. It is a colorless chalcogen-hydride gas, and is poisonous, corrosive, and flammable, with...

on the isotope in question, the hydrogen cation has different names: Hydron: general name referring to the positive ion of any hydrogen isotope (H+) Proton:...

5194/hess-21-779-2017. Schlesinger, William H.; Bernhardt, Emily S. (2013). Biogeochemistry: an analysis of global change (3rd ed.). Waltham, MA: Academic Press...

Nitrogen-15 tracing is an important method used in biogeochemistry. The ratio of stable nitrogen isotopes, 15N/14N or δ15N, tends to increase with trophic...

signature Radiometric dating Isotope-ratio mass spectrometry Sulfur isotope biogeochemistry Urey–Bigeleisen–Mayer equation Drever, James (2002). The Geochemistry...

the various phosphates because of their key roles in biochemistry, biogeochemistry, and ecology, and their economic importance for agriculture and industry...

lava Stratospheric sulfur aerosols Sulfur assimilation Sulfur isotope biogeochemistry Ultra-low sulfur diesel "Standard Atomic Weights: Sulfur". CIAAW...

Methane clumped isotopes are methane molecules that contain two or more rare isotopes. Methane (CH4) contains two elements, carbon and hydrogen, each of which...

especially those ones in the vicinity of island of stability. Sulfur isotope biogeochemistry "Standard Atomic Weights: Sulfur". CIAAW. 2009. Prohaska, Thomas;...

Trace metal stable isotope biogeochemistry is the study of the distribution and relative abundances of trace metal isotopes in order to better understand...

position-specific isotope biogeochemistry studies these intramolecular variations, known as “position-specific isotope” and “site-specific isotope” enrichments...

(significant variations in global isotope ratios) recognised. These excursions record changes in the biogeochemistry of the oceans and atmosphere, which...

Peter M.H. Kroneck; Martha E. Sosa Torres (eds.). The Metal-Driven Biogeochemistry of Gaseous Compounds in the Environment. Metal Ions in Life Sciences...

Schidlowski M, Hayes JM, Kaplan IR (1983). "Isotopic inferences of ancient biochemistries-Carbon, sulfur, hydrogen, and nitrogen.". In Schopf JW (ed.). Earth's...

– A synthesis project bringing together oceanographic data Hydrogen isotope biogeochemistry – Hypoxia (environmental) – Low environmental oxygen levels...

concerned with the biochemistry of the Early Earth with a focus on isotope-biogeochemistry and the evidence of the earliest life processes in Precambrian...

elements to the world's oceans, thus contributing to global marine biogeochemistry. Relative to the majority of the deep sea, the areas around hydrothermal...

processes. Timeline of the Manhattan Project Isotope-ratio mass spectrometry Hydrogen isotope biogeochemistry Bigeleisen & Mayer (1947) contains the addendum:...

measurements of the elemental and isotopic composition of a sample. The NanoSIMS is able to create nanoscale maps of elemental or isotopic distribution, parallel...

Peter M. H. Kroneck and Martha E. Sosa Torres (ed.). The Metal-Driven Biogeochemistry of Gaseous Compounds in the Environment. Metal Ions in Life Sciences...

react with certain stable isotopes of carbon. The selective enrichment of one stable isotope over another creates distinct isotopic fractionations that can...

of long-lived radioactive isotopes. Bismuth was long thought to be non-radioactive, but 209 Bi (its longest lived isotope) actually decays with a half...

100. Of these naturally occurring isotopes, only molybdenum-100 is unstable. Molybdenum-98 is the most abundant isotope, comprising 24.14% of all molybdenum...

proxies, including fossil pollen and stable carbon, nitrogen and hydrogen isotopes. Combined with the antiquity of hyrax middens, and the often-continuous...

heavy isotope relative to the reactants (low heavy isotope to light isotope ratio), and although this is not always the case, the study of isotope fractionations...