Results 181 to 190 of about 130,387 (339)

Distinguishing sources of ammonium in groundwater at former gasworks sites using nitrogen isotopes

, 2022
Russell Thomas, M. J. Riding, J. D. F. Robinson, S. J. A. Brown, Christopher Taylor   +4 more
openalex   +1 more source

Evidence from diatom‐bound nitrogen isotopes for subarctic Pacific stratification during the last ice age and a link to North Pacific denitrification changes [PDF]

, 2007
Brigitte G. Brunelle, Daniel M. Sigman, M. S. Cook, Lloyd D Keigwin, Gerald H. Haug, Birgit Plessen, Georg Schettler, Samuel L. Jaccard   +7 more
openalex   +1 more source

DETECTION OF NITROGEN FIXATION WITH ISOTOPIC NITROGEN

Journal of Biological Chemistry, 1943
R.H. Burris, F.J. Eppling, H.B. Wahlin, P.W. Wilson   +3 more
openaire   +1 more source

Assessment of Primary Production in a Eutrophic Lake from Carbon and Nitrogen Isotope Ratios of a Carnivorous Fish (A Pond Smelt).

, 1991
Takahito Yoshioka
openalex   +2 more sources

Author Correction: Identification of fire severity in peat deposits using carbon and nitrogen isotopes. [PDF]

Sci Rep
Patria AA, Obrochta SP, Miyajima T, Behrens BC, Anggara F, Miyairi Y, Yokohama Y.   +6 more
europepmc   +1 more source

Stable carbon and nitrogen isotopes in kukui (Aleurites moluccanus) endocarp along rainfall and elevation gradients: Archaeological implications. [PDF]

PLoS One, 2018
Lincoln NK, McCoy MD, Ladefoged TN.
europepmc   +1 more source

Isotopic heterogeneity and cycling of organic nitrogen in the oligotrophic ocean [PDF]

, 2007
Travis B. Meador, Lihini I. Aluwihare, Claire Mahaffey   +2 more
openalex   +1 more source

Neanderthals, hypercarnivores, and maggots: Insights from stable nitrogen isotopes. [PDF]

Sci Adv
Beasley MM, Lesnik JJ, Speth JD.
europepmc   +1 more source

Simultaneous tracing of carbon and nitrogen isotopes in human cells. [PDF]

Mol Biosyst, 2016
Nilsson R, Jain M.
europepmc   +1 more source

Multiple formation pathways for amino acids in the early Solar System based on carbon and nitrogen isotopes in asteroid Bennu samples. [PDF]

Proc Natl Acad Sci U S A
Baczynski AA, Mcintosh OM, Simkus DN, McLain HL, Dworkin JP, Glavin DP, Elsila JE, Matney M, House CH, Freeman KH, Connolly HC, Lauretta DS.   +11 more
europepmc   +1 more source