High-Precision Laser Spectroscopy D/H and 18O/16O Measurements of Microliter Natural Water Samples G Lis, LI Wassenaar, MJ Hendry Analytical chemistry 80 (1), 287-293, 2008 | 581 | 2008 |
FTIR absorption indices for thermal maturity in comparison with vitrinite reflectance R0 in type-II kerogens from Devonian black shales GP Lis, M Mastalerz, A Schimmelmann, MD Lewan, BA Stankiewicz Organic geochemistry 36 (11), 1533-1552, 2005 | 318 | 2005 |
Evolution of the subglacial drainage system beneath the Greenland Ice Sheet revealed by tracers DM Chandler, JL Wadham, GP Lis, T Cowton, A Sole, I Bartholomew, ... Nature Geoscience 6 (3), 195-198, 2013 | 264 | 2013 |
High Resolution Pore Water δ2H and δ18O Measurements by H2O(liquid)−H2O(vapor) Equilibration Laser Spectroscopy LI Wassenaar, MJ Hendry, VL Chostner, GP Lis Environmental science & technology 42 (24), 9262-9267, 2008 | 257 | 2008 |
Potential methane reservoirs beneath Antarctica JL Wadham, S Arndt, S Tulaczyk, M Stibal, M Tranter, J Telling, GP Lis, ... Nature 488 (7413), 633-637, 2012 | 235 | 2012 |
Evolution of drainage system morphology at a land‐terminating Greenlandic outlet glacier T Cowton, P Nienow, A Sole, J Wadham, G Lis, I Bartholomew, D Mair, ... Journal of Geophysical Research: Earth Surface 118 (1), 29-41, 2013 | 155 | 2013 |
Greenland Ice Sheet exports labile organic carbon to the Arctic oceans EC Lawson, JL Wadham, M Tranter, M Stibal, GP Lis, CEH Butler, ... Biogeosciences 11 (14), 4015-4028, 2014 | 151 | 2014 |
Methanogenic potential of Arctic and Antarctic subglacial environments with contrasting organic carbon sources M Stibal, JL Wadham, GP Lis, J Telling, RD Pancost, A Dubnick, MJ Sharp, ... Global Change Biology 18 (11), 3332-3345, 2012 | 125 | 2012 |
Characterization of dissolved organic matter (DOM) from glacial environments using total fluorescence spectroscopy and parallel factor analysis A Dubnick, J Barker, M Sharp, J Wadham, G Lis, J Telling, S Fitzsimons, ... Annals of Glaciology 51 (56), 111-122, 2010 | 101 | 2010 |
Influence of maceral composition on geochemical characteristics of immature shale kerogen: Insight from density fraction analysis M Mastalerz, A Schimmelmann, GP Lis, A Drobniak, A Stankiewicz International Journal of Coal Geology 103, 60-69, 2012 | 89 | 2012 |
Microbial nitrogen cycling on the Greenland Ice Sheet J Telling, M Stibal, AM Anesio, M Tranter, I Nias, J Cook, C Bellas, G Lis, ... Biogeosciences 9 (7), 2431-2442, 2012 | 85 | 2012 |
From in-situ coal to fly ash: a study of coal mines and power plants from Indiana M Mastalerz, JC Hower, A Drobniak, SM Mardon, G Lis International Journal of Coal Geology 59 (3-4), 171-192, 2004 | 80 | 2004 |
Organic matter content and quality in supraglacial debris across the ablation zone of the Greenland ice sheet M Stibal, EC Lawson, GP Lis, KM Mak, JL Wadham, AM Anesio Annals of Glaciology 51 (56), 1-8, 2010 | 76 | 2010 |
Thermal maturity of type II kerogen from the New Albany Shale assessed by 13C CP/MAS NMR U Werner-Zwanziger, G Lis, M Mastalerz, A Schimmelmann Solid State Nuclear Magnetic Resonance 27 (1-2), 140-148, 2005 | 75 | 2005 |
Nitrogen isotopic exchange during maturation of organic matter A Schimmelmann, GP Lis Organic Geochemistry 41 (1), 63-70, 2010 | 53 | 2010 |
D/H ratios and hydrogen exchangeability of type-II kerogens with increasing thermal maturity GP Lis, A Schimmelmann, M Mastalerz Organic Geochemistry 37 (3), 342-353, 2006 | 42 | 2006 |
Chemical and isotopic properties of kukersites from Iowa and Estonia M Mastalerz, A Schimmelmann, JC Hower, G Lis, J Hatch, SR Jacobson Organic Geochemistry 34 (10), 1419-1427, 2003 | 39 | 2003 |
Interpreting total organic carbon TOC in source rock oil plays S Steiner, SA Ahsan, I Raina, S Dasgupta, GP Lis Abu Dhabi International Petroleum Exhibition and Conference, D031S058R002, 2016 | 36 | 2016 |
Increasing maturity of kerogen type II reflected by alkylbenzene distribution from pyrolysis-gas chromatography–mass spectrometry GP Lis, M Mastalerz, A Schimmelmann Organic Geochemistry 39 (4), 440-449, 2008 | 36 | 2008 |
Evolution of the subglacial drainage system beneath the Greenland Ice Sheet revealed by tracers, Nat. Geosci., 6, 195–198 DM Chandler, JL Wadham, GP Lis, T Cowton, A Sole, I Bartholomew, ... | 32 | 2013 |