<h1>Sessions, Alex</h1>
<h2>Combined from <a href="https://authors.library.caltech.edu">CaltechAUTHORS</a></h2>
<ul>
<li>He, Juan and Sessions, Alex L., el al. (2025) <a href="https://authors.library.caltech.edu/records/v7akr-6b931">Sea surface water isotope changes recorded by alkenone δ²H from the northern South China Sea over the last 260 kyrs</a>; Global and Planetary Change; Vol. 246; 104703; <a href="https://doi.org/10.1016/j.gloplacha.2025.104703">10.1016/j.gloplacha.2025.104703</a></li>
<li>Chimiak, L. and Hara, E., el al. (2024) <a href="https://authors.library.caltech.edu/records/b66vt-pqy03">Glycine synthesis from nitrate and glyoxylate mediated by ferroan brucite: An integrated pathway for prebiotic amine synthesis</a>; Proceedings of the National Academy of Sciences; Vol. 121; No. 45; e2408248121; <a href="https://doi.org/10.1073/pnas.2408248121">10.1073/pnas.2408248121</a></li>
<li>Mueller, Elliott P. and Panehal, Juliann, el al. (2024) <a href="https://authors.library.caltech.edu/records/5y60a-wmb13">Isotopic evidence of acetate turnover in Precambrian continental fracture fluids</a>; Nature Communications; Vol. 15; No. 1; 9130; <a href="https://doi.org/10.1038/s41467-024-53438-4">10.1038/s41467-024-53438-4</a></li>
<li>Xie, Hao and Formolo, Michael J., el al. (2024) <a href="https://authors.library.caltech.edu/records/kf3np-ajx28">Theoretical and experimental constraints on hydrogen isotope equilibrium in C1-C5 alkanes</a>; Geochimica et Cosmochimica Acta; <a href="https://doi.org/10.1016/j.gca.2024.08.023">10.1016/j.gca.2024.08.023</a></li>
<li>Silverman, Shaelyn N. and Wijker, Reto S., el al. (2024) <a href="https://authors.library.caltech.edu/records/1e9z3-ykp92">Biosynthetic and catabolic pathways control amino acid δ²H values in aerobic heterotrophs</a>; Frontiers in Microbiology; Vol. 15; 1338486; PMCID PMC11026604; <a href="https://doi.org/10.3389/fmicb.2024.1338486">10.3389/fmicb.2024.1338486</a></li>
<li>Crémière, Antoine and Tino, Christopher J., el al. (2024) <a href="https://authors.library.caltech.edu/records/fxq4f-jec25">A volatile sulfur sink aids in reconciling the sulfur isotope mass balance of closed basin lakes</a>; Geochimica et Cosmochimica Acta; <a href="https://doi.org/10.1016/j.gca.2024.01.008">10.1016/j.gca.2024.01.008</a></li>
<li>Csernica, Timothy and Sessions, Alex L., el al. (2023) <a href="https://authors.library.caltech.edu/records/6ejqj-jdx78">High-dimensional isotomics, part 2: Observations of over 100 constraints on methionine's isotome</a>; Chemical Geology; Vol. 642; 121771; <a href="https://doi.org/10.1016/j.chemgeo.2023.121771">10.1016/j.chemgeo.2023.121771</a></li>
<li>Weiss, Gabriella M. and Sessions, Alex L., el al. (2023) <a href="https://authors.library.caltech.edu/records/czxcw-scc59">Analysis of intramolecular carbon isotope distributions in alanine by electrospray ionization Orbitrap mass spectrometry</a>; International Journal of Mass Spectrometry; Vol. 493; 117128; <a href="https://doi.org/10.1016/j.ijms.2023.117128">10.1016/j.ijms.2023.117128</a></li>
<li>Zeichner, Sarah S. and Chimiak, Laura, el al. (2023) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20230615-181931196">Position-specific carbon isotopes of Murchison amino acids elucidate extraterrestrial abiotic organic synthesis networks</a>; Geochimica et Cosmochimica Acta; <a href="https://doi.org/10.1016/j.gca.2023.06.010">10.1016/j.gca.2023.06.010</a></li>
<li>Mueller, Elliott P. and Wu, Fenfang, el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20221010-454096500.14">Quantifying Isotopologue Reaction Networks (QIRN): A modelling tool for predicting stable isotope fractionations in complex networks</a>; Chemical Geology; Vol. 610; Art. No. 121098; <a href="https://doi.org/10.1016/j.chemgeo.2022.121098">10.1016/j.chemgeo.2022.121098</a></li>
<li>Phillips, Alexandra A. and White, Margot E., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20221029-514734200.2">Novel sulfur isotope analyses constrain sulfurized porewater fluxes as a minor component of marine dissolved organic matter</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 119; No. 41; e2209152119; PMCID PMC9565371; <a href="https://doi.org/10.1073/pnas.2209152119">10.1073/pnas.2209152119</a></li>
<li>Wilkes, Elise B. and Sessions, Alex L., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20220708-948968900">Position-specific carbon isotope analysis of serine by gas chromatography/Orbitrap mass spectrometry, and an application to plant metabolism</a>; Rapid Communications in Mass Spectrometry; Vol. 36; No. 18; Art. No. e9347; <a href="https://doi.org/10.1002/rcm.9347">10.1002/rcm.9347</a></li>
<li>Aronson, Heidi S. and Monteverde, Danielle R., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20220728-730554000">Sulfur cycling at natural hydrocarbon and sulfur seeps in Santa Paula Creek, CA</a>; Geobiology; Vol. 20; No. 5; 707-725; <a href="https://doi.org/10.1111/gbi.12512">10.1111/gbi.12512</a></li>
<li>Zeichner, Sarah S. and Wilkes, Elise B., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20220513-557936000">Methods and limitations of stable isotope measurements via direct elution of chromatographic peaks using gas chromotography-Orbitrap mass spectrometry</a>; International Journal of Mass Spectrometry; Vol. 477; Art. No. 116848; <a href="https://doi.org/10.1016/j.ijms.2022.116848">10.1016/j.ijms.2022.116848</a></li>
<li>Chimiak, L. and Eiler, J., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20220121-870770000">Isotope effects at the origin of life: Fingerprints of the Strecker synthesis</a>; Geochimica et Cosmochimica Acta; Vol. 321; 78-98; <a href="https://doi.org/10.1016/j.gca.2022.01.015">10.1016/j.gca.2022.01.015</a></li>
<li>Silverman, Shaelyn N. and Phillips, Alexandra A., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20220214-701486900">Practical considerations for amino acid isotope analysis</a>; Organic Geochemistry; Vol. 164; Art. No. 104345; <a href="https://doi.org/10.1016/j.orggeochem.2021.104345">10.1016/j.orggeochem.2021.104345</a></li>
<li>Mueller, Elliott P. and Sessions, Alex L., el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20220114-12564000">Simultaneous, High-Precision Measurements of δ²H and δ¹³C in Nanomole Quantities of Acetate Using Electrospray Ionization-Quadrupole-Orbitrap Mass Spectrometry</a>; Analytical Chemistry; Vol. 94; No. 2; 1092-1100; <a href="https://doi.org/10.1021/acs.analchem.1c04141">10.1021/acs.analchem.1c04141</a></li>
<li>McNeill, V. Faye and Corsi, Richard, el al. (2022) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20210811-170707088">Room-level ventilation in schools and universities</a>; Atmospheric Environment: X; Vol. 13; Art. No. 100152; PMCID PMC8789458; <a href="https://doi.org/10.1016/j.aeaoa.2022.100152">10.1016/j.aeaoa.2022.100152</a></li>
<li>Lloyd, M. K. and Trembath-Reichert, E., el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20211111-215750456">Methoxyl stable isotopic constraints on the origins and limits of coal-bed methane</a>; Science; Vol. 374; No. 6569; 894-897; <a href="https://doi.org/10.1126/science.abg0241">10.1126/science.abg0241</a></li>
<li>Osorio‐Rodriguez, Daniela and Razo-Mejia, Manuel, el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20210817-204334443">Sulfur isotope fractionations constrain the biological cycling of dimethylsulfoniopropionate in the upper ocean</a>; Limnology and Oceanography; Vol. 66; No. 10; 3607-3618; <a href="https://doi.org/10.1002/lno.11901">10.1002/lno.11901</a></li>
<li>Rees, Andrew B. H. and Holt, Katherine A., el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20210607-115054814">Duelling narratives of chironomids and pollen explain climate enigmas during The Last Glacial-Interglacial transition in North Island New Zealand</a>; Quaternary Science Reviews; Vol. 263; Art. No. 106997; <a href="https://doi.org/10.1016/j.quascirev.2021.106997">10.1016/j.quascirev.2021.106997</a></li>
<li>Phillips, Alexandra A. and Speth, Daan R., el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20210225-154113785">Microbial succession and dynamics in meromictic Mono Lake, California</a>; Geobiology; Vol. 19; No. 4; 376-393; <a href="https://doi.org/10.1111/gbi.12437">10.1111/gbi.12437</a></li>
<li>Dong, Guannan and Xie, Hao, el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20210322-095354450">Clumped isotope effects of thermogenic methane formation: Insights from pyrolysis of hydrocarbons</a>; Geochimica et Cosmochimica Acta; Vol. 303; 159-183; <a href="https://doi.org/10.1016/j.gca.2021.03.009">10.1016/j.gca.2021.03.009</a></li>
<li>Phillips, Alexandra A. and Wu, Fenfang, el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20201117-132832420">Sulfur isotope analysis of cysteine and methionine via preparatory liquid chromatography and elemental analyzer isotope ratio mass spectrometry</a>; Rapid Communications in Mass Spectrometry; Vol. 35; No. 4; Art. No. e9007; <a href="https://doi.org/10.1002/rcm.9007">10.1002/rcm.9007</a></li>
<li>Chimiak, L. and Elsila, J. E., el al. (2021) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200930-131626735">Carbon isotope evidence for the substrates and mechanisms of prebiotic synthesis in the early solar system</a>; Geochimica et Cosmochimica Acta; Vol. 292; 188-202; <a href="https://doi.org/10.1016/j.gca.2020.09.026">10.1016/j.gca.2020.09.026</a></li>
<li>Xie, Hao and Ponton, Camilo, el al. (2020) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200928-091727864">Position-specific distribution of hydrogen isotopes in natural propane: Effects of thermal cracking, equilibration and biodegradation</a>; Geochimica et Cosmochimica Acta; Vol. 290; 235-256; <a href="https://doi.org/10.1016/j.gca.2020.09.009">10.1016/j.gca.2020.09.009</a></li>
<li>Paris, Guillaume and Fischer, Woodward W., el al. (2020) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200706-145806917">Deposition of sulfate aerosols with positive Δ³³S in the Neoarchean</a>; Geochimica et Cosmochimica Acta; Vol. 285; 1-20; <a href="https://doi.org/10.1016/j.gca.2020.06.028">10.1016/j.gca.2020.06.028</a></li>
<li>Douglas, Peter M. J. and Moguel, Regina Gonzalez, el al. (2020) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200408-093725679">Clumped Isotopes Link Older Carbon Substrates With Slower Rates of Methanogenesis in Northern Lakes</a>; Geophysical Research Letters; Vol. 47; No. 6; Art. No. e2019GL086756; <a href="https://doi.org/10.1029/2019gl086756">10.1029/2019gl086756</a></li>
<li>Naragon, T. H. and Brückner, A. K., el al. (2020) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200625-091946833">Cuticular hydrocarbons and the integration of myrmecophile rove beetles into ant colonies</a>; Integrative and Comparative Biology; Vol. 60; No. S1; E170; <a href="https://doi.org/10.1093/icb/icaa006">10.1093/icb/icaa006</a></li>
<li>Neubauer, Cajetan and Crémière, Antoine, el al. (2020) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20200204-073456000">Stable Isotope Analysis of Intact Oxyanions Using Electrospray Quadrupole-Orbitrap Mass Spectrometry</a>; Analytical Chemistry; Vol. 92; No. 4; 3077-3085; <a href="https://doi.org/10.1021/acs.analchem.9b04486">10.1021/acs.analchem.9b04486</a></li>
<li>Hinojosa, Jessica L. and Moy, Christopher M., el al. (2019) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20191203-102139413">Hydrologic change in New Zealand during the last deglaciation linked to reorganization of the Southern Hemisphere westerly winds</a>; Paleoceanography and Paleoclimatology; Vol. 34; No. 12; 2158-2170; <a href="https://doi.org/10.1029/2019pa003656">10.1029/2019pa003656</a></li>
<li>Wijker, Reto S. and Sessions, Alex L., el al. (2019) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20190531-155520679">²H/¹H variation in microbial lipids is controlled by NADPH metabolism</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 116; No. 25; 12173-12182; PMCID PMC6589753; <a href="https://doi.org/10.1073/pnas.1818372116">10.1073/pnas.1818372116</a></li>
<li>Sim, Min Sub and Sessions, Alex L., el al. (2019) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20190114-132114245">Precise determination of equilibrium sulfur isotope effects during volatilization and deprotonation of dissolved H_2S</a>; Geochimica et Cosmochimica Acta; Vol. 248; 242-251; <a href="https://doi.org/10.1016/j.gca.2019.01.016">10.1016/j.gca.2019.01.016</a></li>
<li>Sim, Min Sub and Ogata, Hideaki, el al. (2019) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20190114-083925177">Role of APS reductase in biogeochemical sulfur isotope fractionation</a>; Nature Communications; Vol. 10; Art. No. 44; PMCID PMC6327049; <a href="https://doi.org/10.1038/s41467-018-07878-4">10.1038/s41467-018-07878-4</a></li>
<li>Berelson, William M. and Morine, Laura, el al. (2019) <a href="https://authors.library.caltech.edu/records/bf159-jcb30">Santa Barbara Basin Flood Layers: Impact on Sediment Diagenesis</a>; ISBN 9781565763548; From the Mountains to the Abyss: The California Borderland as an Archive of Southern California Geologic Evolution; 233-240; <a href="https://doi.org/10.2110/sepmsp.110.11">10.2110/sepmsp.110.11</a></li>
<li>Neubauer, Cajetan and Sessions, Alex L., el al. (2018) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20181003-105017642">Towards measuring growth rates of pathogens during infections by D_2O-labeling lipidomics</a>; Rapid Communications in Mass Spectrometry; Vol. 32; No. 24; 2129-2140; <a href="https://doi.org/10.1002/rcm.8288">10.1002/rcm.8288</a></li>
<li>Neubauer, Cajetan and Kasi, Ajay S., el al. (2018) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20181004-081517527">Refining the Application of Microbial Lipids as Tracers of Staphylococcus aureus Growth Rates in Cystic Fibrosis Sputum</a>; Journal of Bacteriology; Vol. 200; No. 24; Art. No. e00365-18; PMCID PMC6256016; <a href="https://doi.org/10.1128/jb.00365-18">10.1128/jb.00365-18</a></li>
<li>Xie, Hao and Ponton, Camilo, el al. (2018) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20180702-111202770">Position-Specific Hydrogen Isotope Equilibrium in Propane</a>; Geochimica et Cosmochimica Acta; Vol. 238; 193-207; <a href="https://doi.org/10.1016/j.gca.2018.06.025">10.1016/j.gca.2018.06.025</a></li>
<li>Rennie, Victoria C. F. and Paris, Guillaume, el al. (2018) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20180614-093746378">Cenozoic record of δ^(34)S in foraminiferal calcite implies an early Eocene shift to deep-ocean sulfide burial</a>; Nature Geoscience; Vol. 11; No. 10; 761-765; <a href="https://doi.org/10.1038/s41561-018-0200-y">10.1038/s41561-018-0200-y</a></li>
<li>Piasecki, Alison and Sessions, Alex, el al. (2018) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20171006-091955243">Position-specific ^(13)C distributions within propane from experiments and natural gas samples</a>; Geochimica et Cosmochimica Acta; Vol. 220; 110-124; <a href="https://doi.org/10.1016/j.gca.2017.09.042">10.1016/j.gca.2017.09.042</a></li>
<li>Douglas, Peter M. J. and Stolper, Daniel A., el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170817-141906771">Methane Clumped Isotopes: Progress and Potential for a New Isotopic Tracer</a>; Organic Geochemistry; Vol. 113; 262-282; <a href="https://doi.org/10.1016/j.orggeochem.2017.07.016">10.1016/j.orggeochem.2017.07.016</a></li>
<li>Lee, Hyejung and Feakins, Sarah J., el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170807-134931467">Comparison of three methods for the methylation of aliphatic and aromatic compounds</a>; Rapid Communications in Mass Spectrometry; Vol. 31; No. 19; 1633-1640; <a href="https://doi.org/10.1002/rcm.7947">10.1002/rcm.7947</a></li>
<li>Campbell, Brian J. and Sessions, Alex L., el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20171020-085602582">Minimal Influence of [NiFe] Hydrogenase on Hydrogen Isotope Fractionation in H₂-Oxidizing Cupriavidus necator</a>; Frontiers in Microbiology; Vol. 8; Art. No. 1886; PMCID PMC5649130; <a href="https://doi.org/10.3389/fmicb.2017.01886">10.3389/fmicb.2017.01886</a></li>
<li>Sim, Min Sub and Paris, Guillaume, el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170227-143517457">Quantification and isotopic analysis of intracellular sulfur metabolites in the dissimilatory sulfate reduction pathway</a>; Geochimica et Cosmochimica Acta; Vol. 206; 57-72; <a href="https://doi.org/10.1016/j.gca.2017.02.024">10.1016/j.gca.2017.02.024</a></li>
<li>Podlaha, Olaf G. and Sessions, Alex L., el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170419-142047535">John M. Hayes 1940-2017. Father of isotopes in modern and ancient biogeochemical processes, biosynthetic carbon and hydrogen isotope fractionation and compound specific isotope analytical techniques</a>; Organic Geochemistry; Vol. 108; 113-116; <a href="https://doi.org/10.1016/j.orggeochem.2017.04.002">10.1016/j.orggeochem.2017.04.002</a></li>
<li>Smith, Derek A. and Sessions, Alex L., el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170306-080715333">Rapid Quantification and Isotopic Analysis of Dissolved Sulfur Species</a>; Rapid Communications in Mass Spectrometry; Vol. 31; No. 9; 791-803; <a href="https://doi.org/10.1002/rcm.7846">10.1002/rcm.7846</a></li>
<li>Stolper, D. A. and Love, G. D., el al. (2017) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20170410-073940373">Paleoecology and paleoceanography of the Athel silicilyte, Ediacaran-Cambrian boundary, Sultanate of Oman</a>; Geobiology; Vol. 15; No. 3; 401-426; <a href="https://doi.org/10.1111/gbi.12236">10.1111/gbi.12236</a></li>
<li>Piasecki, Alison and Sessions, Alex, el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160705-133851635">Prediction of equilibrium distributions of isotopologues for methane, ethane and propane using density functional theory</a>; Geochimica et Cosmochimica Acta; Vol. 190; 1-12; <a href="https://doi.org/10.1016/j.gca.2016.06.003">10.1016/j.gca.2016.06.003</a></li>
<li>Raven, Morgan Reed and Sessions, Alex L., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160714-073258113">Rapid Organic Matter Sulfurization in Sinking Particles from the Cariaco Basin Water Column</a>; Geochimica et Cosmochimica Acta; Vol. 190; 175-190; <a href="https://doi.org/10.1016/j.gca.2016.06.030">10.1016/j.gca.2016.06.030</a></li>
<li>Wirth, Stefanie B. and Sessions, Alex L. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20161014-072012938">Plant-wax D/H ratios in the southern European Alps record multiple aspects of climate variability</a>; Quaternary Science Reviews; Vol. 148; 176-191; <a href="https://doi.org/10.1016/j.quascirev.2016.07.020">10.1016/j.quascirev.2016.07.020</a></li>
<li>Meshoulam, Alexander and Ellis, Geoffrey S., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160915-075013877">Study of thermochemical sulfate reduction mechanism using compound specific sulfur isotope analysis</a>; Geochimica et Cosmochimica Acta; Vol. 188; 73-92; <a href="https://doi.org/10.1016/j.gca.2016.05.026">10.1016/j.gca.2016.05.026</a></li>
<li>Douglas, P. M. J. and Stolper, D. A., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160610-103423261">Diverse origins of Arctic and Subarctic methane point source emissions identified with multiply-substituted isotopologues</a>; Geochimica et Cosmochimica Acta; Vol. 188; 163-188; <a href="https://doi.org/10.1016/j.gca.2016.05.031">10.1016/j.gca.2016.05.031</a></li>
<li>Piasecki, Alison and Sessions, Alex, el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160610-151828176">Analysis of the site-specific carbon isotope composition of propane by gas source isotope ratio mass spectrometer</a>; Geochimica et Cosmochimica Acta; Vol. 188; 58-72; <a href="https://doi.org/10.1016/j.gca.2016.04.048">10.1016/j.gca.2016.04.048</a></li>
<li>Osburn, Magdalena R. and Dawson, Katherine S., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160822-080815250">Fractionation of Hydrogen Isotopes by Sulfate- and Nitrate-Reducing Bacteria</a>; Frontiers in Microbiology; Vol. 7; Art. No. 1166; PMCID PMC4969296; <a href="https://doi.org/10.3389/fmicb.2016.01166">10.3389/fmicb.2016.01166</a></li>
<li>Raven, Morgan Reed and Sessions, Alex L., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160510-131537800">Sedimentary pyrite δ^(34)S differs from porewater sulfide in Santa Barbara Basin: proposed role of organic sulfur</a>; Geochimica et Cosmochimica Acta; Vol. 186; 120-134; <a href="https://doi.org/10.1016/j.gca.2016.04.037">10.1016/j.gca.2016.04.037</a></li>
<li>Niedermeyer, Eva M. and Forrest, Matthew, el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160610-155812845">The stable hydrogen isotopic composition of sedimentary plant waxes as quantitative proxy for rainfall in the West African Sahel</a>; Geochimica et Cosmochimica Acta; Vol. 184; 55-70; <a href="https://doi.org/10.1016/j.gca.2016.03.034">10.1016/j.gca.2016.03.034</a></li>
<li>Sessions, Alex L. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160328-081725938">Factors Controlling the Deuterium Contents of Sedimentary Hydrocarbons</a>; Organic Geochemistry; Vol. 96; 43-64; <a href="https://doi.org/10.1016/j.orggeochem.2016.02.012">10.1016/j.orggeochem.2016.02.012</a></li>
<li>Schimmelmann, Arndt and Qi, Haiping, el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160425-101439840">Organic Reference Materials for Hydrogen, Carbon, and Nitrogen Stable Isotope-Ratio Measurements: Caffeines, n-Alkanes, Fatty Acid Methyl Esters, Glycines, L-Valines, Polyethylenes, and Oils</a>; Analytical Chemistry; Vol. 88; No. 8; 4294-4302; <a href="https://doi.org/10.1021/acs.analchem.5b04392">10.1021/acs.analchem.5b04392</a></li>
<li>Hansman, Roberta L. and Sessions, Alex L. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160301-075335319">Measuring the in situ carbon isotopic composition of distinct marine plankton populations sorted by flow cytometry</a>; Limnology and Oceanography: Methods; Vol. 14; No. 2; 87-99; <a href="https://doi.org/10.1002/lom3.10073">10.1002/lom3.10073</a></li>
<li>Kopf, Sebastian H. and Sessions, Alex L., el al. (2016) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160104-065151473">Trace incorporation of heavy water reveals slow and heterogeneous pathogen growth rates in cystic fibrosis sputum</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 113; No. 2; E110-E116; PMCID PMC4720290; <a href="https://doi.org/10.1073/pnas.1512057112">10.1073/pnas.1512057112</a></li>
<li>Pacheco, Joshua J. and Labinger, Jay A., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150914-125155730">Route to Renewable PET: Reaction Pathways and Energetics of Diels–Alder and Dehydrative Aromatization Reactions Between Ethylene and Biomass-Derived Furans Catalyzed by Lewis Acid Molecular Sieves</a>; ACS Catalysis; Vol. 5; No. 10; 5904-5913; <a href="https://doi.org/10.1021/acscatal.5b01309">10.1021/acscatal.5b01309</a></li>
<li>Dawson, K. S. and Osburn, M. R., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150505-105030332">Metabolic associations with archaea drive shifts in hydrogen isotope fractionation in sulfate-reducing bacterial lipids in cocultures and methane seeps</a>; Geobiology; Vol. 13; No. 5; 462-477; <a href="https://doi.org/10.1111/gbi.12140">10.1111/gbi.12140</a></li>
<li>Neubauer, C. and Dalleska, N. F., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150504-103056372">Lipid remodeling in Rhodopseudomonas palustris TIE-1 upon loss of hopanoids and hopanoid methylation</a>; Geobiology; Vol. 13; No. 5; 443-453; <a href="https://doi.org/10.1111/gbi.12143">10.1111/gbi.12143</a></li>
<li>Stolper, D. A. and Martini, A. M., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150427-094456620">Distinguishing and understanding thermogenic and biogenic sources of methane using multiply substituted isotopologues</a>; Geochimica et Cosmochimica Acta; Vol. 161; 219-247; <a href="https://doi.org/10.1016/j.gca.2015.04.015">10.1016/j.gca.2015.04.015</a></li>
<li>Raven, Morgan Reed and Adkins, Jess F., el al. (2015) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150126-083217317">Sulfur isotopic composition of individual organic compounds from Cariaco Basin sediments</a>; Organic Geochemistry; Vol. 80; 53-59; <a href="https://doi.org/10.1016/j.orggeochem.2015.01.002">10.1016/j.orggeochem.2015.01.002</a></li>
<li>Summons, R. E. and Sessions, A. L., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150116-101740001">Planning Considerations Related to the Organic Contamination of Martian Samples and Implications for the Mars 2020 Rover</a>; Astrobiology; Vol. 14; No. 12; 969-1027; <a href="https://doi.org/10.1089/ast.2014.1244">10.1089/ast.2014.1244</a></li>
<li>Crowe, Sean A. and Paris, Guillaume, el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20141009-162752745">Sulfate was a trace constituent of Archean seawater</a>; Science; Vol. 346; No. 6210; 735-739; <a href="https://doi.org/10.1126/science.1258966">10.1126/science.1258966</a></li>
<li>Paris, G. and Adkins, J. F., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20141009-161941084">Neoarchean carbonate-associated sulfate records positive Δ³³S anomalies</a>; Science; Vol. 346; No. 6410; 739-741</li>
<li>Greenwood, P. F. and Amrani, A., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20160801-104531843">Development and Initial Biogeochemical Applications of Compound-Specific Sulfur Isotope Analysis</a>; ISBN 978-1-84973-649-7; Principles and Practice of Analytical Techniques in Geosciences; 285-312; <a href="https://doi.org/10.1039/9781782625025-00285">10.1039/9781782625025-00285</a></li>
<li>Niedermeyer, Eva M. and Sessions, Alex L., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140623-092251695">Hydroclimate of the western Indo-Pacific Warm Pool during the past 24,000 years</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 111; No. 26; 9402-9406; PMCID PMC4084490; <a href="https://doi.org/10.1073/pnas.1323585111">10.1073/pnas.1323585111</a></li>
<li>Stolper, D. A. and Lawson, M., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140604-103128643">Formation temperatures of thermogenic and biogenic methane</a>; Science; Vol. 344; No. 6191; 1500-1503; <a href="https://doi.org/10.1126/science.1254509">10.1126/science.1254509</a></li>
<li>Paris, Guillaume and Fehrenbacher, Jennifer S., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140627-090728672">Experimental determination of carbonate-associated sulfate δ^(34)S in planktonic foraminifera shells</a>; Geochemistry, Geophysics, Geosystems; Vol. 15; No. 4; 1452-1461; <a href="https://doi.org/10.1002/2014GC005295">10.1002/2014GC005295</a></li>
<li>Ricci, Jessica N. and Coleman, Maureen L., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140407-105009295">Diverse capacity for 2-methylhopanoid production correlates with a specific ecological niche</a>; ISME Journal; Vol. 8; No. 3; 675-684; PMCID PMC3930323; <a href="https://doi.org/10.1038/ismej.2013.191">10.1038/ismej.2013.191</a></li>
<li>Stolper, D. A. and Sessions, A. L., el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140211-095212681">Combined ^(13)C–D and D–D clumping in methane: Methods and preliminary results</a>; Geochimica et Cosmochimica Acta; Vol. 126; 169-191; <a href="https://doi.org/10.1016/j.gca.2013.10.045">10.1016/j.gca.2013.10.045</a></li>
<li>Doughty, David M. and Dieterle, Michael, el al. (2014) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140206-114311185">Probing the Subcellular Localization of Hopanoid Lipids in Bacteria Using NanoSIMS</a>; PLoS ONE; Vol. 9; No. 1; Art. No. e84455; PMCID PMC3883690; <a href="https://doi.org/10.1371/journal.pone.0084455">10.1371/journal.pone.0084455</a></li>
<li>Lee, C. and Fike, D. A., el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130917-102929781">Carbon isotopes and lipid biomarkers from organic-rich facies of the Shuram Formation, Sultanate of Oman</a>; Geobiology; Vol. 11; No. 5; 406-419; <a href="https://doi.org/10.1111/gbi.12045">10.1111/gbi.12045</a></li>
<li>Summons, R. E. and Bird, L. R., el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130909-081720156">Lipid biomarkers in ooids from different locations and ages: evidence for a common bacterial flora</a>; Geobiology; Vol. 11; No. 5; 420-436; <a href="https://doi.org/10.1111/gbi.12047">10.1111/gbi.12047</a></li>
<li>Lee, C. and Fike, D. A., el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20141013-144432495">Carbon Isotope and Lipid Biomarker Stratigraphy from Organic-Rich Strata Through the Neoproterozoic Shuram Excursion in South Oman</a>; Mineralogical Magazine; Vol. 77; No. 5; 1565; <a href="https://doi.org/10.1180/minmag.2013.077.5.12">10.1180/minmag.2013.077.5.12</a></li>
<li>Morrill, Penny L. and Kuenen, J. Gijs, el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130509-110734434">Geochemistry and geobiology of a present-day
serpentinization site in California: The Cedars</a>; Geochimica et Cosmochimica Acta; Vol. 109; 222-240; <a href="https://doi.org/10.1016/j.gca.2013.01.043">10.1016/j.gca.2013.01.043</a></li>
<li>Paris, Guillaume and Sessions, Alex L., el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130801-142621209">MC-ICP-MS measurement of δ^(34)S and Δ^(33)S in small amounts of dissolved sulfate</a>; Chemical Geology; Vol. 345; 50-61; <a href="https://doi.org/10.1016/j.chemgeo.2013.02.022">10.1016/j.chemgeo.2013.02.022</a></li>
<li>Wang, Ying and Sessions, Alex L., el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130409-104413706">Equilibrium ^2H/^1H fractionation in organic molecules: III. Cyclic ketones and hydrocarbons</a>; Geochimica et Cosmochimica Acta; Vol. 107; 82-95; <a href="https://doi.org/10.1016/j.gca.2013.01.001">10.1016/j.gca.2013.01.001</a></li>
<li>Sessions, Alex L. and Zhang, Lichun, el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130503-154036933">Identification and quantification of polyfunctionalized hopanoids by high temperature gas chromatography–mass spectrometry</a>; Organic Geochemistry; Vol. 56; 120-130; PMCID PMC3780965; <a href="https://doi.org/10.1016/j.orggeochem.2012.12.009">10.1016/j.orggeochem.2012.12.009</a></li>
<li>Eiler, John M. and Clog, Matthieu, el al. (2013) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130315-093157570">A high-resolution gas-source isotope ratio mass spectrometer</a>; International Journal of Mass Spectrometry; Vol. 335; 45-56; <a href="https://doi.org/10.1016/j.ijms.2012.10.014">10.1016/j.ijms.2012.10.014</a></li>
<li>Eiler, John and Clog, Matthieu, el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130807-094904824">The MAT-253 Ultra — a novel high-resolution, multi-collector gas source mass spectrometer</a>; Mineralogical Magazine; Vol. 76; No. 6; 1680</li>
<li>Stolper, Daniel A. and Sessions, Alex L., el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130807-141851016">Measurement of intact methane isotopologues, including ^(13)CH_3D</a>; Mineralogical Magazine; Vol. 76; No. 6; 2413</li>
<li>Ferreira, Alexandre A. and Santos Neto, Eugenio V., el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20121116-131754394">^2H/^1H ratio of hopanes, tricyclic and tetracyclic terpanes in oils and source rocks from the Potiguar Basin, Brazil</a>; Organic Geochemistry; Vol. 51; 13-16; <a href="https://doi.org/10.1016/j.orggeochem.2012.07.007">10.1016/j.orggeochem.2012.07.007</a></li>
<li>Bontognali, Tomaso R. R. and Sessions, Alex L., el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20121022-122410675">Sulfur isotopes of organic matter preserved in 3.45-billion-year-old stromatolites reveal microbial metabolism</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 109; No. 38; 15146-15151; PMCID PMC3458326; <a href="https://doi.org/10.1073/pnas.1207491109">10.1073/pnas.1207491109</a></li>
<li>Amrani, Alon and Deev, Andrei, el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20120509-102449517">The sulfur-isotopic compositions of benzothiophenes  and dibenzothiophenes as a proxy for thermochemical  sulfate reduction</a>; Geochimica et Cosmochimica Acta; Vol. 84; 152-164; <a href="https://doi.org/10.1016/j.gca.2012.01.023">10.1016/j.gca.2012.01.023</a></li>
<li>Sachse, Dirk and Billault, Isabelle, el al. (2012) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20121114-072328879">Molecular Paleohydrology: Interpreting the Hydrogen-Isotopic Composition of Lipid Biomarkers from Photosynthesizing Organisms</a>; Annual Review of Earth and Planetary Sciences; Vol. 40; 221-249; <a href="https://doi.org/10.1146/annurev-earth-042711-105535">10.1146/annurev-earth-042711-105535</a></li>
<li>Doughty, David M. and Coleman, Maureen L., el al. (2011) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20111128-101611198">The RND-family transporter, HpnN, is required for hopanoid localization to the outer membrane of Rhodopseudomonas palustris TIE-1</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 108; No. 45; E1045-E1051; PMCID PMC3215060; <a href="https://doi.org/10.1073/pnas.1104209108">10.1073/pnas.1104209108</a></li>
<li>Bennett, Sarah A. and Hansman, Roberta L., el al. (2011) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20111006-104756740">Tracing iron-fueled microbial carbon production within the hydrothermal plume at the Loihi seamount</a>; Geochimica et Cosmochimica Acta; Vol. 75; No. 19; 5526-5539; <a href="https://doi.org/10.1016/j.gca.2011.06.039">10.1016/j.gca.2011.06.039</a></li>
<li>Osburn, Magdalena R. and Sessions, Alex L., el al. (2011) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20110930-080341629">Hydrogen-isotopic variability in fatty acids from Yellowstone National Park hot spring microbial communities</a>; Geochimica et Cosmochimica Acta; Vol. 75; No. 17; 4830-4845; <a href="https://doi.org/10.1016/j.gca.2011.05.038">10.1016/j.gca.2011.05.038</a></li>
<li>Li, Chao and Sessions, Alex L., el al. (2011) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20110328-093422251">D/H variation in terrestrial lipids from Santa Barbara Basin over the past 1400 years: A preliminary assessment of paleoclimatic relevance</a>; Organic Geochemistry; Vol. 42; No. 1; 15-24; <a href="https://doi.org/10.1016/j.orggeochem.2010.09.011">10.1016/j.orggeochem.2010.09.011</a></li>
<li>Feakins, Sarah J. and Sessions, Alex L. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20110222-130709748">Crassulacean acid metabolism influences D/H ratio of leaf wax in succulent plants</a>; Organic Geochemistry; Vol. 41; No. 12; 1269-1276; <a href="https://doi.org/10.1016/j.orggeochem.2010.09.007">10.1016/j.orggeochem.2010.09.007</a></li>
<li>Niedermeyer, Eva M. and Schefuß, Enno, el al. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20101209-121741039">Orbital- and millennial-scale changes in the hydrologic cycle and vegetation in the western African Sahel: insights from individual plant wax δD and δ^(13)C</a>; Quaternary Science Reviews; Vol. 29; No. 23-24; 2996-3005; <a href="https://doi.org/10.1016/j.quascirev.2010.06.039">10.1016/j.quascirev.2010.06.039</a></li>
<li>Redmond, Molly C. and Valentine, David L., el al. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20101022-131749813">Identification of Novel Methane-, Ethane-, and Propane-Oxidizing Bacteria at Marine Hydrocarbon Seeps by Stable Isotope Probing</a>; Applied and Environmental Microbiology; Vol. 76; No. 19; 6412-6422; PMCID PMC2950463; <a href="https://doi.org/10.1128/AEM.00271-10">10.1128/AEM.00271-10</a></li>
<li>Gao, L. and Schimmelmann, A., el al. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140623-100201451">Influence of water on D/H ratios of n-alkanes from hydrous pyrolysis of source rocks with kerogen types I, II, IIS and III</a>; Geochimica et Cosmochimica Acta; Vol. 74; No. 12; A318-A318; <a href="https://doi.org/10.1016/j.gca.2010.04.032">10.1016/j.gca.2010.04.032</a></li>
<li>Sessions, Alex L. and Zhang, Xinning, el al. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140623-103125636">The importance of metabolism for lipid D/H ratios</a>; Geochimica et Cosmochimica Acta; Vol. 74; No. 12; A936-A936; <a href="https://doi.org/10.1016/j.gca.2010.04.045">10.1016/j.gca.2010.04.045</a></li>
<li>Welander, Paula V. and Coleman, Maureen L., el al. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100601-111422016">Identification of a methylase required for 2-methylhopanoid production and implications for the interpretation of sedimentary hopanes</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 107; No. 19; 8537-8542; PMCID PMC2889317; <a href="https://doi.org/10.1073/pnas.0912949107">10.1073/pnas.0912949107</a></li>
<li>Li, Chao and Love, Gordon D., el al. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100412-095415054">A Stratified Redox Model for the Ediacaran Ocean</a>; Science; Vol. 328; No. 5974; 80-83; <a href="https://doi.org/10.1126/science.1182369">10.1126/science.1182369</a></li>
<li>Feakins, Sarah J. and Sessions, Alex L. (2010) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100406-110940817">Controls on the D/H ratios of plant leaf waxes in an arid ecosystem</a>; Geochimica et Cosmochimica Acta; Vol. 74; No. 7; 2128-2141; <a href="https://doi.org/10.1016/j.gca.2010.01.016">10.1016/j.gca.2010.01.016</a></li>
<li>Wang, Ying Min and Sessions, Alex L., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100127-143515017">Equilibrium ^2H/^1H fractionations in organic molecules. II: Linear alkanes, alkenes, ketones, carboxylic acids, esters, alcohols and ethers</a>; Geochimica et Cosmochimica Acta; Vol. 73; No. 23; 7076-7086; <a href="https://doi.org/10.1016/j.gca.2009.08.018">10.1016/j.gca.2009.08.018</a></li>
<li>Wang, Ying and Sessions, Alex L., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100127-113130226">Equilibrium ^2H/^1H fractionations in organic molecules: I. Experimental calibration of ab initio calculations</a>; Geochimica et Cosmochimica Acta; Vol. 73; No. 23; 7060-7075; <a href="https://doi.org/10.1016/j.gca.2009.08.019">10.1016/j.gca.2009.08.019</a></li>
<li>Amrani, Alon and Sessions, Alex L., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100614-153741613">Compound-Specific δ^(34)S Analysis of Volatile Organics by Coupled GC/Multicollector-ICPMS</a>; Analytical Chemistry; Vol. 81; No. 21; 9027-9034; <a href="https://doi.org/10.1021/ac9016538">10.1021/ac9016538</a></li>
<li>Marshall, Alison Olcott and Corsetti, Frank A., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20091223-095612383">Raman spectroscopy and biomarker analysis reveal multiple carbon inputs to a Precambrian glacial sediment</a>; Organic Geochemistry; Vol. 40; No. 11; 1115-1123; <a href="https://doi.org/10.1016/j.orggeochem.2009.08.006">10.1016/j.orggeochem.2009.08.006</a></li>
<li>Welander, Paula V. and Hunter, Ryan C., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20091002-105243373">Hopanoids Play a Role in Membrane Integrity and pH Homeostasis in Rhodopseudomonas palustris TIE-1</a>; Journal of Bacteriology; Vol. 191; No. 19; 6145-6156; PMCID PMC2747905; <a href="https://doi.org/10.1128/JB.00460-09">10.1128/JB.00460-09</a></li>
<li>Li, Chao and Sessions, Alex L., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20090808-142503163">Hydrogen-isotopic variability in lipids from Santa Barbara Basin sediments</a>; Geochimica et Cosmochimica Acta; Vol. 73; No. 16; 4803-4823; <a href="https://doi.org/10.1016/j.gca.2009.05.056">10.1016/j.gca.2009.05.056</a></li>
<li>Zhang, Xinning and Gillespie, Aimee L., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20090817-144809554">Large D/H variations in bacterial lipids reflect central metabolic pathways</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 106; No. 31; 12580-12586; PMCID PMC2722351; <a href="https://doi.org/10.1073/pnas.0903030106">10.1073/pnas.0903030106</a></li>
<li>Sessions, Alex L. and Doughty, David M., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20090817-144818780">The Continuing Puzzle of the Great Oxidation Event</a>; Current Biology; Vol. 19; No. 14; R567-R574; <a href="https://doi.org/10.1016/j.cub.2009.05.054">10.1016/j.cub.2009.05.054</a></li>
<li>Li, Chao and Love, Gordon D., el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-132120521">A geochemical redox model for Ediacaran ocean chemistry in Nanhua Basin, South China</a>; Geochimica et Cosmochimica Acta; Vol. 73; No. S13; A750; <a href="https://doi.org/10.1016/j.gca.2009.05.010">10.1016/j.gca.2009.05.010</a></li>
<li>Campbell, Brian J. and Li, Chao, el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20090722-153238411">Hydrogen isotopic fractionation in lipid biosynthesis by H_2-consuming Desulfobacterium autotrophicum</a>; Geochimica et Cosmochimica Acta; Vol. 73; No. 10; 2744-2757; <a href="https://doi.org/10.1016/j.gca.2009.02.034">10.1016/j.gca.2009.02.034</a></li>
<li>Sauer, Peter E. and Schimmelmann, Arndt, el al. (2009) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20090727-142530506">Simplified batch equilibration for D/H determination of non-exchangeable hydrogen in solid organic material</a>; Rapid Communications in Mass Spectrometry; Vol. 23; No. 7; 949-956; <a href="https://doi.org/10.1002/rcm.3954">10.1002/rcm.3954</a></li>
<li>Wang, Ying and Sessions, Alex L. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:WANac08">Memory Effects in Compound-Specific D/H Analysis by Gas Chromatography/Pyrolysis/Isotope-Ratio Mass Spectrometry</a>; Analytical Chemistry; Vol. 80; No. 23; 9162-9170; <a href="https://doi.org/10.1021/ac801170v">10.1021/ac801170v</a></li>
<li>Wang, Ying and Sessions, Alex L. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-125936342">Equilibrium D/H fractionation of carbon-bound hydrogen</a>; Geochimica et Cosmochimica Acta; Vol. 72; No. S12; A1003; <a href="https://doi.org/10.1016/j.gca.2008.05.025">10.1016/j.gca.2008.05.025</a></li>
<li>Zhang, Xinning and Sessions, A. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-131455663">Variations in D/H fractionation associated with microbial heterotrophy</a>; Geochimica et Cosmochimica Acta; Vol. 72; No. S12; A1089; <a href="https://doi.org/10.1016/j.gca.2008.05.028">10.1016/j.gca.2008.05.028</a></li>
<li>Amrani, Alon and Sessions, Alex L., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-124754729">Development of coupled GC/ICPMS for analysis of δ^(34)S in individual organic compounds</a>; Geochimica et Cosmochimica Acta; Vol. 72; No. 12; A20; <a href="https://doi.org/10.1016/j.gca.2008.05.004">10.1016/j.gca.2008.05.004</a></li>
<li>Jones, Ashley A. and Sessions, Alex L., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20100708-075607498">D/H ratios of fatty acids from marine particulate organic matter in the California Borderland Basins</a>; Organic Geochemistry; Vol. 39; No. 5; 485-500; <a href="https://doi.org/10.1016/j.orggeochem.2007.11.001">10.1016/j.orggeochem.2007.11.001</a></li>
<li>Pearson, Ann and Kraunz, Kimberly S., el al. (2008) <a href="https://resolver.caltech.edu/CaltechAUTHORS:PEAaem08">Quantifying microbial utilization of petroleum hydrocarbons in salt-marsh sediments using the ^(13)C content of bacterial rRNA</a>; Applied and Environmental Microbiology; Vol. 74; No. 4; 1157-1166; PMCID PMC2258585; <a href="https://doi.org/10.1128/AEM.01014-07">10.1128/AEM.01014-07</a></li>
<li>Rashby, Sky E. and Sessions, Alex L., el al. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:RASpnas07">Biosynthesis of 2-methylbacteriohopanepolyols by an anoxygenic phototroph</a>; Proceedings of the National Academy of Sciences of the United States of America; Vol. 104; No. 38; 15099-15014; PMCID PMC1986619; <a href="https://doi.org/10.1073/pnas.0704912104">10.1073/pnas.0704912104</a></li>
<li>Lyons, T. and Raiswell, R., el al. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-122718400">Carbonate concretions as a window to the evolving chemistry of the early ocean and atmosphere</a>; Geochimica et Cosmochimica Acta; Vol. 71; No. S15; A606; <a href="https://doi.org/10.1016/j.gca.2007.06.020">10.1016/j.gca.2007.06.020</a></li>
<li>Drenzek, Nicholas J. and Hughen, Konrad A., el al. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140611-135917297">Western Atlantic Intertropical Convergence Zone variability over the last full glacial cycle</a></li>
<li>Feakins, Sarah J. and Sessions, Alex L. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140611-135219621">Can hydrogen isotopic ratios in plant lipids provide a quantitative proxy for aridity?</a></li>
<li>Eek, K. M. and Sessions, A. L., el al. (2007) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130610-111937609">Carbon-isotopic analysis of microbial cells sorted by flow cytometry</a>; Geobiology; Vol. 5; No. 1; 85-95; <a href="https://doi.org/10.1111/j.1472-4669.2006.00094.x">10.1111/j.1472-4669.2006.00094.x</a></li>
<li>Sessions, Alex L. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130604-110627696">Isotope-ratio detection for gas chromatography</a>; Journal of Separation Science; Vol. 29; No. 12; 1946-1961; <a href="https://doi.org/10.1002/jssc.200600002">10.1002/jssc.200600002</a></li>
<li>Olcott, A. N. and Li, C., el al. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-142024179">Biogeochemistry of neoproterozoic low latitude glaciations</a>; Geochimica et Cosmochimica Acta; Vol. 70; No. 18; A456; <a href="https://doi.org/10.1016/j.gca.2006.06.918">10.1016/j.gca.2006.06.918</a></li>
<li>Summons, R. E. and Grosjean, E., el al. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-152551075">Carbon and hydrogen isotopic analysis of hydrocarbons from the South Oman Salt Basin</a>; Geochimica et Cosmochimica Acta; Vol. 70; No. S18; A625; <a href="https://doi.org/10.1016/j.gca.2006.06.1160">10.1016/j.gca.2006.06.1160</a></li>
<li>Sessions, A. L. and Wang, Y. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-150029707">Equilibrium D/H fractionation of organic hydrogen</a>; Geochimica et Cosmochimica Acta; Vol. 70; No. S18; A572; <a href="https://doi.org/10.1016/j.gca.2006.06.1059">10.1016/j.gca.2006.06.1059</a></li>
<li>Eglinton, T. I. and Ohkouchi, N., el al. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140624-160528233">Multi-isotopic constraints on the origin and fate of n-alkyl lipids in recent sediments</a>; Geochimica et Cosmochimica Acta; Vol. 70; No. 18; A156; <a href="https://doi.org/10.1016/j.gca.2006.06.1378">10.1016/j.gca.2006.06.1378</a></li>
<li>Schimmelmann, Arndt and Sessions, Alex L., el al. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:SCHIareps06">Hydrogen isotopic (D/H) composition of organic matter during diagenesis and thermal maturation</a>; Annual Review of Earth and Planetary Sciences; Vol. 34; 501-533; <a href="https://doi.org/10.1146/annurev.earth.34.031405.125011">10.1146/annurev.earth.34.031405.125011</a></li>
<li>Sessions, Alex L. (2006) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130604-073316335">Seasonal changes in D/H fractionation accompanying lipid biosynthesis in Spartina alterniflora</a>; Geochimica et Cosmochimica Acta; Vol. 70; No. 9; 2153-2162; <a href="https://doi.org/10.1016/j.gca.2006.02.003">10.1016/j.gca.2006.02.003</a></li>
<li>Olcott, Alison N. and Sessions, Alex L., el al. (2005) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130626-100413215">Biomarker Evidence for Photosynthesis During Neoproterozoic Glaciation</a>; Science; Vol. 310; No. 5747; 471-474; <a href="https://doi.org/10.1126/science.1115769">10.1126/science.1115769</a></li>
<li>Sessions, Alex L. and Sylva, Sean P., el al. (2005) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130605-151425113">Moving-Wire Device for Carbon Isotopic Analyses of Nanogram Quantities of Nonvolatile Organic Carbon</a>; Analytical Chemistry; Vol. 77; No. 20; 6519-6527; <a href="https://doi.org/10.1021/ac051251z">10.1021/ac051251z</a></li>
<li>Sessions, Alex L. (2005) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20140714-133459039">Controls on the D/H composition of individual petroleum hydrocarbons</a>; Geochimica et Cosmochimica Acta; Vol. 69; No. S10; A500; <a href="https://doi.org/10.1016/j.gca.2005.03.031">10.1016/j.gca.2005.03.031</a></li>
<li>Sessions, Alex L. and Hayes, John M. (2005) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130723-112638988">Calculation of hydrogen isotopic fractionations in biogeochemical systems</a>; Geochimica et Cosmochimica Acta; Vol. 69; No. 3; 593-597; <a href="https://doi.org/10.1016/j.gca.2004.08.005">10.1016/j.gca.2004.08.005</a></li>
<li>Pearson, Ann and Sessions, Alex L., el al. (2004) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130604-074054886">Phylogenetically specific separation of rRNA from prokaryotes for isotopic analysis</a>; Marine Chemistry; Vol. 92; No. 1-4; 295-306; <a href="https://doi.org/10.1016/j.marchem.2004.06.032">10.1016/j.marchem.2004.06.032</a></li>
<li>McDuffee, Kelsey E. and Eglinton, Timothy I., el al. (2004) <a href="https://resolver.caltech.edu/CaltechAUTHORS:MCDggg04">Rapid analysis of 13C in plant-wax n-alkanes for reconstruction of terrestrial vegetation signals from aquatic sediments</a>; Geochemistry, Geophysics, Geosystems; Vol. 5; No. 10; Art. No. 2004GC000772; <a href="https://doi.org/10.1029/2004GC000772">10.1029/2004GC000772</a></li>
<li>Schimmelmann, Arndt and Sessions, Alex L., el al. (2004) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20131106-113151972">D/H ratios in terrestrially sourced petroleum systems</a>; Organic Geochemistry; Vol. 35; No. 10; 1169-1195; <a href="https://doi.org/10.1016/j.orggeochem.2004.05.006">10.1016/j.orggeochem.2004.05.006</a></li>
<li>Schneider, R. J. and Kim, S.-W, el al. (2004) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130612-105641499">A gas ion source for continuous-flow AMS</a>; Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms; Vol. 223; 149-154; <a href="https://doi.org/10.1016/j.nimb.2004.04.031">10.1016/j.nimb.2004.04.031</a></li>
<li>Valentine, D. L. and Sessions, A. L., el al. (2004) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20131120-101920612">Hydrogen isotope fractionation during H_2/CO_2 acetogenesis: hydrogen utilization efficiency and the origin of lipid-bound hydrogen</a>; Geobiology; Vol. 2; No. 3; 179-188; <a href="https://doi.org/10.1111/j.1472-4677.2004.00030.x">10.1111/j.1472-4677.2004.00030.x</a></li>
<li>Sessions, Alex L. and Sylva, Sean P., el al. (2004) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130626-103329702">Isotopic exchange of carbon-bound hydrogen over geologic timescales</a>; Geochimica et Cosmochimica Acta; Vol. 68; No. 7; 1545-1559; <a href="https://doi.org/10.1016/j.gca.2003.06.004">10.1016/j.gca.2003.06.004</a></li>
<li>Sessions, Alex L. and Jahnke, Linda L., el al. (2002) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130626-112758754">Hydrogen isotope fractionation in lipids of the methane-oxidizing bacterium Methylococcus capsulatus</a>; Geochimica et Cosmochimica Acta; Vol. 66; No. 22; 3955-3969; <a href="https://doi.org/10.1016/S0016-7037(02)00981-X">10.1016/S0016-7037(02)00981-X</a></li>
<li>Sessions, Alex and Schimmelmann, Arndt, el al. (2002) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20150107-075007866">Hydrogen isotopic compositions of petroleum hydrocarbons</a>; Geochimica et Cosmochimica Acta; Vol. 66; No. 15A; A697; <a href="https://doi.org/10.1016/S0016-7037(02)01012-8">10.1016/S0016-7037(02)01012-8</a></li>
<li>Sessions, Alex L. and Burgoyne, Thomas W., el al. (2001) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130711-103723469">Determination of the H_3 Factor in Hydrogen Isotope Ratio Monitoring Mass Spectrometry</a>; Analytical Chemistry; Vol. 73; No. 2; 200-207; <a href="https://doi.org/10.1021/ac000488m">10.1021/ac000488m</a></li>
<li>Sessions, Alex L. and Burgoyne, Thomas W., el al. (2001) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130604-075847754">Correction of H_3^+ Contributions in Hydrogen Isotope Ratio Monitoring Mass Spectrometry</a>; Analytical Chemistry; Vol. 73; No. 2; 192-199; <a href="https://doi.org/10.1021/ac000489e">10.1021/ac000489e</a></li>
<li>Sauer, Peter E. and Eglinton, Timothy I., el al. (2001) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130612-092001113">Compound-specific D/H ratios of lipid biomarkers from sediments as a proxy for environmental and climatic conditions</a>; Geochimica et Cosmochimica Acta; Vol. 65; No. 2; 213-222; <a href="https://doi.org/10.1016/S0016-7037(00)00520-2">10.1016/S0016-7037(00)00520-2</a></li>
<li>Sessions, Alex L. and Burgoyne, Thomas W., el al. (1999) <a href="https://resolver.caltech.edu/CaltechAUTHORS:20130604-081443883">Fractionation of hydrogen isotopes in lipid biosynthesis</a>; Organic Geochemistry; Vol. 30; No. 9; 1193-1200; <a href="https://doi.org/10.1016/S0146-6380(99)00094-7">10.1016/S0146-6380(99)00094-7</a></li>
</ul>