isotopic activation cross section
~(15)N isotopic pool dilution
Isotopic Abundance Ratio of Uranium
isotopic abundance ratio
Isotopic 18O2 molecules
Intact soil core-15N isotopic pool dilution approach
Intact soil core-15N isotopic pool dilution approa
in-situ isotopic analysis
initial value of isotopic ratio
initial isotopic composition
Hydrogen isotopic ratio
Hydrogen isotopic molecules
hydrogen isotopic exchange reaction
hydrogen isotopic exchange
Hydrogen Isotopic Composition