| Year |
Citation |
Score |
| 2022 |
Castañeda-Gómez L, Lajtha K, Bowden R, Mohammed Jauhar FN, Jia J, Feng X, Simpson MJ. Soil organic matter molecular composition with long-term detrital alterations is controlled by site-specific forest properties. Global Change Biology. PMID 36169977 DOI: 10.1111/gcb.16456 |
0.425 |
|
| 2022 |
Ye QH, Sun GD, Wang YH, Zhang S, Xu Y, Feng L, Simpson MJ, He C, Shi Q, Li LP, Wang JJ. Lake reclamation alters molecular-level characteristics of lacustrine dissolved organic matter - A study of nine lakes in the Yangtze Plain, China. Water Research. 222: 118884. PMID 35905647 DOI: 10.1016/j.watres.2022.118884 |
0.585 |
|
| 2021 |
Wu B, Majumdar RD, Lysak DH, Biswas RG, Tabatabaei-Anaraki M, Jenne A, You X, Soong R, Lane D, Helm PA, Codina A, Decker V, Simpson MJ, Simpson AJ. Towards real-time kinetic monitoring of wastewater treatment: A case study of sunlight and ozone treatment of unconcentrated wastewater using flow NMR Chemical Engineering Journal. 405: 126696. DOI: 10.1016/J.Cej.2020.126696 |
0.359 |
|
| 2020 |
Li LP, Huang WL, Yang MT, Liu Y, Bowden RD, Simpson MJ, Lajtha K, Tian LQ, Wang JJ. Chlorination of soil-derived dissolved organic matter: Long term nitrogen deposition does not increase terrestrial precursors of toxic disinfection byproducts. Water Research. 185: 116271. PMID 32784033 DOI: 10.1016/J.Watres.2020.116271 |
0.7 |
|
| 2020 |
Anaraki MT, Lysak DH, Soong R, Simpson MJ, Spraul M, Bermel W, Heumann H, Gundy M, Boenisch H, Simpson AJ. NMR assignment of the in vivo daphnia magna metabolome. The Analyst. PMID 32691782 DOI: 10.1039/D0An01280G |
0.372 |
|
| 2020 |
Jeong TY, Simpson MJ. Time-dependent biomolecular responses and bioaccumulation of perfluorooctane sulfonate (PFOS) in Daphnia magna. Comparative Biochemistry and Physiology. Part D, Genomics & Proteomics. 35: 100701. PMID 32505104 DOI: 10.1016/J.Cbd.2020.100701 |
0.304 |
|
| 2020 |
Soong R, Liaghati Mobarhan Y, Tabatabaei M, Bastawrous M, Biswas RG, Simpson M, Simpson A. Flow-based in vivo NMR spectroscopy of small aquatic organisms. Magnetic Resonance in Chemistry : Mrc. 58: 411-426. PMID 32239577 DOI: 10.1002/Mrc.4886 |
0.326 |
|
| 2020 |
Wang J, Liu Y, Bowden RD, Lajtha K, Simpson AJ, Huang W, Simpson MJ. Long-Term Nitrogen Addition Alters the Composition of Soil-Derived Dissolved Organic Matter Egyptian Computer Science Journal. 4: 189-201. DOI: 10.1021/Acsearthspacechem.9B00262 |
0.708 |
|
| 2020 |
Labine LM, Simpson MJ. The use of nuclear magnetic resonance (NMR) and mass spectrometry (MS)–based metabolomics in environmental exposure assessment Current Opinion in Environmental Science & Health. 15: 7-15. DOI: 10.1016/J.Coesh.2020.01.008 |
0.36 |
|
| 2019 |
Marty C, Piquette J, Morin H, Bussières D, Thiffault N, Houle D, Bradley RL, Simpson MJ, Ouimet R, Paré MC. Nine years of in situ soil warming and topography impact the temperature sensitivity and basal respiration rate of the forest floor in a Canadian boreal forest. Plos One. 14: e0226909. PMID 31877170 DOI: 10.1371/Journal.Pone.0226909 |
0.498 |
|
| 2019 |
Kovacevic V, Simpson AJ, Simpson MJ. Metabolic profiling of Daphnia magna exposure to a mixture of hydrophobic organic contaminants in the presence of dissolved organic matter. The Science of the Total Environment. 688: 1252-1262. PMID 31726555 DOI: 10.1016/J.Scitotenv.2019.06.222 |
0.382 |
|
| 2019 |
Lane D, Liaghati Mobarhan Y, Soong R, Ning P, Bermel W, Tabatabaei Anaraki M, Wu B, Heumann H, Gundy M, Boenisch H, Jeong TY, Kovacevic V, Simpson MJ, Simpson AJ. Understanding the fate of environmental chemicals inside living organisms: NMR based 13C isotopic suppression selects only the molecule of interest within C enriched organisms. Analytical Chemistry. PMID 31670507 DOI: 10.1021/Acs.Analchem.9B03596 |
0.37 |
|
| 2019 |
Jeong TY, Simpson MJ. Daphnia magna metabolic profiling as a promising water quality parameter for the biological early warning system. Water Research. 166: 115033. PMID 31505309 DOI: 10.1016/J.Watres.2019.115033 |
0.305 |
|
| 2019 |
Jia J, Cao Z, Liu C, Zhang Z, Lin L, Wang Y, Haghipour N, Wacker L, Bao H, Dittmar T, Simpson MJ, Yang H, Crowther TW, Eglinton TI, He JS, et al. Climate warming alters subsoil but not topsoil carbon dynamics in alpine grassland. Global Change Biology. PMID 31479577 DOI: 10.1111/Gcb.14823 |
0.503 |
|
| 2019 |
Dani VD, Lankadurai BP, Nagato EG, Simpson AJ, Simpson MJ. Comparison of metabolomic responses of earthworms to sub-lethal imidacloprid exposure in contact and soil tests. Environmental Science and Pollution Research International. PMID 31065987 DOI: 10.1007/S11356-019-05302-Y |
0.456 |
|
| 2019 |
Wagner ND, Helm PA, Simpson AJ, Simpson MJ. Metabolomic responses to pre-chlorinated and final effluent wastewater with the addition of a sub-lethal persistent contaminant in Daphnia magna. Environmental Science and Pollution Research International. PMID 30719660 DOI: 10.1007/S11356-019-04318-8 |
0.394 |
|
| 2019 |
Lane D, Skinner TE, Gershenzon NI, Bermel W, Soong R, Dutta Majumdar R, Liaghati Mobarhan Y, Schmidt S, Heumann H, Monette M, Simpson MJ, Simpson AJ. Assessing the potential of quantitative 2D HSQC NMR in C enriched living organisms. Journal of Biomolecular Nmr. PMID 30600417 DOI: 10.1007/S10858-018-0221-2 |
0.366 |
|
| 2019 |
Bowden RD, Wurzbacher SJ, Washko SE, Wind L, Rice AM, Coble AE, Baldauf N, Johnson B, Wang J, Simpson M, Lajtha K. Long‐term Nitrogen Addition Decreases Organic Matter Decomposition and Increases Forest Soil Carbon Soil Science Society of America Journal. 83. DOI: 10.2136/Sssaj2018.08.0293 |
0.682 |
|
| 2019 |
Wang J, Bowden RD, Lajtha K, Washko SE, Wurzbacher SJ, Simpson MJ. Long-term nitrogen addition suppresses microbial degradation, enhances soil carbon storage, and alters the molecular composition of soil organic matter Biogeochemistry. 142: 299-313. DOI: 10.1007/S10533-018-00535-4 |
0.716 |
|
| 2018 |
Kovacevic V, Simpson AJ, Simpson MJ. The concentration of dissolved organic matter impacts the metabolic response in Daphnia magna exposed to 17α-ethynylestradiol and perfluorooctane sulfonate. Ecotoxicology and Environmental Safety. 170: 468-478. PMID 30553925 DOI: 10.1016/J.Ecoenv.2018.12.008 |
0.382 |
|
| 2018 |
Hassan Q, Dutta Majumdar R, Wu B, Lane D, Tabatabaei-Anraki M, Soong R, Simpson MJ, Simpson AJ. Improvements in Lipid Suppression for 1H NMR-based Metabolomics: Applications to Solution-state and HR-MAS NMR-natural and in vivo samples. Magnetic Resonance in Chemistry : Mrc. PMID 30520113 DOI: 10.1002/Mrc.4814 |
0.353 |
|
| 2018 |
Kovacevic V, Simpson AJ, Simpson MJ. Evaluation of Daphnia magna metabolic responses to organic contaminant exposure with and without dissolved organic matter using H nuclear magnetic resonance (NMR)-based metabolomics. Ecotoxicology and Environmental Safety. 164: 189-200. PMID 30118952 DOI: 10.1016/J.Ecoenv.2018.08.006 |
0.405 |
|
| 2018 |
Ning P, Soong R, Bermel W, Lane D, Simpson MJ, Simpson AJ. C quantification in heterogeneous multiphase natural samples by CMP-NMR using stepped decoupling. Analytical and Bioanalytical Chemistry. PMID 30105624 DOI: 10.1007/S00216-018-1306-1 |
0.378 |
|
| 2018 |
Lajtha K, Bowden RD, Crow S, Fekete I, Kotroczó Z, Plante A, Simpson MJ, Nadelhoffer KJ. The detrital input and removal treatment (DIRT) network: Insights into soil carbon stabilization. The Science of the Total Environment. 640: 1112-1120. PMID 30021276 DOI: 10.1016/J.Scitotenv.2018.05.388 |
0.527 |
|
| 2018 |
Wagner ND, Simpson AJ, Simpson MJ. Sub-Lethal Metabolic Responses to Contaminant Mixture Toxicity in Daphnia magna. Environmental Toxicology and Chemistry. PMID 29920755 DOI: 10.1002/Etc.4208 |
0.361 |
|
| 2018 |
Anaraki MT, Simpson MJ, Simpson AJ. Reducing impacts of organism variability in metabolomics via time trajectory in vivo NMR. Magnetic Resonance in Chemistry : Mrc. PMID 29906816 DOI: 10.1002/Mrc.4759 |
0.333 |
|
| 2018 |
Tabatabaei Anaraki M, Dutta Majumdar R, Wagner N, Soong R, Kovacevic V, Reiner EJ, Bhavsar SP, Ortiz Almirall X, Lane D, Simpson MJ, Heumann H, Schmidt S, Simpson AJ. Development and application of a low volume flow system for solution-state in vivo NMR. Analytical Chemistry. PMID 29863330 DOI: 10.1021/Acs.Analchem.8B00370 |
0.351 |
|
| 2018 |
Kovacevic V, Simpson AJ, Simpson MJ. Investigation of Sub-Lethal Exposure to Organophosphate Esters in the Presence of Dissolved Organic Matter Using ¹H NMR-Based Metabolomics. Metabolites. 8. PMID 29783758 DOI: 10.3390/Metabo8020034 |
0.35 |
|
| 2018 |
Wang JJ, Lafrenière M, Lamoureux S, Simpson AJ, Gélinas Y, Simpson MJ. Differences in riverine and pond water dissolved organic matter composition and sources in Canadian High Arctic watersheds affected by active layer detachments. Environmental Science & Technology. PMID 29301070 DOI: 10.1021/Acs.Est.7B05506 |
0.639 |
|
| 2018 |
Grewer DM, Lafrenière MJ, Lamoureux SF, Simpson MJ. Spatial and temporal shifts in fluvial sedimentary organic matter composition from a High Arctic watershed impacted by localized slope disturbances Organic Geochemistry. 123: 113-125. DOI: 10.1016/J.Orggeochem.2018.07.004 |
0.494 |
|
| 2018 |
vandenEnden L, Frey SD, Nadelhoffer KJ, LeMoine JM, Lajtha K, Simpson MJ. Molecular-level changes in soil organic matter composition after 10 years of litter, root and nitrogen manipulation in a temperate forest Biogeochemistry. 141: 183-197. DOI: 10.1007/S10533-018-0512-4 |
0.498 |
|
| 2017 |
Simpson AJ, Simpson MJ, Soong R. Environmental Nuclear Magnetic Resonance Spectroscopy: An Overview and A Primer. Analytical Chemistry. PMID 29131590 DOI: 10.1021/Acs.Analchem.7B03241 |
0.432 |
|
| 2017 |
Dani VD, Simpson AJ, Simpson MJ. ANALYSIS OF EARTHWORM SUB-LETHAL TOXIC RESPONSES TO ATRAZINE EXPOSURE USING (1) H NUCLEAR MAGNETIC RESONANCE (NMR)-BASED METABOLOMICS. Environmental Toxicology and Chemistry. PMID 28888035 DOI: 10.1002/Etc.3978 |
0.371 |
|
| 2017 |
Fortier-McGill B, Dutta Majumdar R, Lam L, Soong R, Liaghati Mobarhan Y, Sutrisno A, de Visser R, Simpson MJ, Wheeler H, Campbell M, Gorissen A, Simpson AJ. Comprehensive Multiphase (CMP) NMR Monitoring of the Structural Changes and Molecular Flux within a Growing Seed. Journal of Agricultural and Food Chemistry. PMID 28727919 DOI: 10.1021/Acs.Jafc.7B02421 |
0.347 |
|
| 2017 |
Wang JJ, Pisani O, Lin LH, Lun OOY, Bowden RD, Lajtha K, Simpson AJ, Simpson MJ. Long-term litter manipulation alters soil organic matter turnover in a temperate deciduous forest. The Science of the Total Environment. 607: 865-875. PMID 28711848 DOI: 10.1016/J.Scitotenv.2017.07.063 |
0.739 |
|
| 2017 |
Tamura M, Suseela V, Simpson M, Powell B, Tharayil N. Plant litter chemistry alters the content and composition of organic carbon associated with soil mineral and aggregate fractions in invaded ecosystems. Global Change Biology. PMID 28480539 DOI: 10.1111/Gcb.13751 |
0.549 |
|
| 2017 |
Dutta Majumdar R, Bliumkin L, Lane D, Soong R, Simpson M, Simpson AJ. Analysis of DOM phototransformation using a looped NMR system integrated with a sunlight simulator. Water Research. 120: 64-76. PMID 28478296 DOI: 10.1016/J.Watres.2017.04.067 |
0.39 |
|
| 2017 |
Kariuki MN, Nagato EG, Lankadurai BP, Simpson AJ, Simpson MJ. Analysis of Sub-Lethal Toxicity of Perfluorooctane Sulfonate (PFOS) to Daphnia magna Using ¹H Nuclear Magnetic Resonance-Based Metabolomics. Metabolites. 7. PMID 28420092 DOI: 10.3390/Metabo7020015 |
0.341 |
|
| 2016 |
Pisani O, Haddix ML, Conant RT, Paul EA, Simpson MJ. Molecular composition of soil organic matter with land-use change along a bi-continental mean annual temperature gradient. The Science of the Total Environment. 573: 470-480. PMID 27572539 DOI: 10.1016/J.Scitotenv.2016.08.154 |
0.581 |
|
| 2016 |
Wagner ND, Simpson AJ, Simpson MJ. Metabolomic responses to sub-lethal contaminant exposure in neonate and adult Daphnia magna. Environmental Toxicology and Chemistry / Setac. PMID 27571995 DOI: 10.1002/Etc.3604 |
0.32 |
|
| 2016 |
Akhter M, Dutta Majumdar R, Fortier-McGill B, Soong R, Liaghati-Mobarhan Y, Simpson M, Arhonditsis G, Schmidt S, Heumann H, Simpson AJ. Identification of aquatically available carbon from algae through solution-state NMR of whole (13)C-labelled cells. Analytical and Bioanalytical Chemistry. PMID 27074782 DOI: 10.1007/S00216-016-9534-8 |
0.419 |
|
| 2016 |
Kovacevic V, Simpson AJ, Simpson MJ. (1)H NMR-based metabolomics of Daphnia magna responses after sub-lethal exposure to triclosan, carbamazepine and ibuprofen. Comparative Biochemistry and Physiology. Part D, Genomics & Proteomics. PMID 26809854 DOI: 10.1016/J.Cbd.2016.01.004 |
0.341 |
|
| 2016 |
Masoom H, Courtier-Murias D, Farooq H, Soong R, Kelleher BP, Zhang C, Maas WE, Fey M, Kumar R, Monette M, Stronks HJ, Simpson MJ, Simpson AJ. Soil organic matter in its native state: unravelling the most complex biomaterial on Earth. Environmental Science & Technology. PMID 26783947 DOI: 10.1021/Acs.Est.5B03410 |
0.569 |
|
| 2016 |
Mitchell PJ, Simpson AJ, Soong R, Simpson MJ. Biochar amendment altered the molecular-level composition of native soil organic matter in a temperate forest soil Environmental Chemistry. 13: 854-866. DOI: 10.1071/En16001 |
0.583 |
|
| 2016 |
Porter TJ, Froese DG, Feakins SJ, Bindeman IN, Mahony ME, Pautler BG, Reichart GJ, Sanborn PT, Simpson MJ, Weijers JWH. Multiple water isotope proxy reconstruction of extremely low last glacial temperatures in Eastern Beringia (Western Arctic) Quaternary Science Reviews. 137: 113-125. DOI: 10.1016/J.Quascirev.2016.02.006 |
0.741 |
|
| 2016 |
Mitchell PJ, Simpson AJ, Soong R, Schurman JS, Thomas SC, Simpson MJ. Biochar amendment and phosphorus fertilization altered forest soil microbial community and native soil organic matter molecular composition Biogeochemistry. 1-19. DOI: 10.1007/S10533-016-0254-0 |
0.542 |
|
| 2016 |
Grewer DM, Lafrenière MJ, Lamoureux SF, Simpson MJ. Redistribution of soil organic matter by permafrost disturbance in the Canadian High Arctic Biogeochemistry. 1-19. DOI: 10.1007/S10533-016-0215-7 |
0.551 |
|
| 2015 |
Masoom H, Courtier-Murias D, Soong R, Maas WE, Fey M, Kumar R, Monette M, Stronks HJ, Simpson MJ, Simpson AJ. From Spill to Sequestration: The Molecular Journey of Contamination via Comprehensive Multiphase NMR. Environmental Science & Technology. PMID 26579583 DOI: 10.1021/Acs.Est.5B03251 |
0.532 |
|
| 2015 |
Lankadurai BP, Nagato EG, Simpson AJ, Simpson MJ. Analysis of Eisenia fetida earthworm responses to sub-lethal C60 nanoparticle exposure using (1)H-NMR based metabolomics. Ecotoxicology and Environmental Safety. 120: 48-58. PMID 26024814 DOI: 10.1016/J.Ecoenv.2015.05.020 |
0.416 |
|
| 2015 |
Nagato EG, Lankadurai BP, Soong R, Simpson AJ, Simpson MJ. Development of an NMR microprobe procedure for high-throughput environmental metabolomics of Daphnia magna. Magnetic Resonance in Chemistry : Mrc. PMID 25891518 DOI: 10.1002/Mrc.4236 |
0.371 |
|
| 2015 |
Mitchell PJ, Simpson AJ, Soong R, Simpson MJ. Shifts in microbial community and water-extractable organic matter composition with biochar amendment in a temperate forest soil Soil Biology and Biochemistry. 81: 244-254. DOI: 10.1016/J.Soilbio.2014.11.017 |
0.561 |
|
| 2015 |
Battram NM, Eyles N, Lau PS, Simpson MJ. Organic matter biomarker analysis as a potential chemostratigraphic tool for Late Pleistocene tills from the Hudson Bay Lowlands, Canada Palaeogeography, Palaeoclimatology, Palaeoecology. 418: 377-385. DOI: 10.1016/J.Palaeo.2014.11.025 |
0.401 |
|
| 2015 |
Lin LH, Simpson MJ. Enhanced extractability of cutin- and suberin-derived organic matter with demineralization implies physical protection over chemical recalcitrance in soil Organic Geochemistry. 97: 111-121. DOI: 10.1016/J.Orggeochem.2016.04.012 |
0.548 |
|
| 2015 |
Grewer DM, Lafrenière MJ, Lamoureux SF, Simpson MJ. Potential shifts in Canadian High Arctic sedimentary organic matter composition with permafrost active layer detachments Organic Geochemistry. 79: 1-13. DOI: 10.1016/J.Orggeochem.2014.11.007 |
0.504 |
|
| 2015 |
Marshall MHM, McKelvie JR, Simpson AJ, Simpson MJ. Characterization of natural organic matter in bentonite clays for potential use in deep geological repositories for used nuclear fuel Applied Geochemistry. 54: 43-53. DOI: 10.1016/J.Apgeochem.2014.12.013 |
0.519 |
|
| 2015 |
Pisani O, Lin LH, Lun OOY, Lajtha K, Nadelhoffer KJ, Simpson AJ, Simpson MJ. Long-term doubling of litter inputs accelerates soil organic matter degradation and reduces soil carbon stocks Biogeochemistry. 1-14. DOI: 10.1007/S10533-015-0171-7 |
0.584 |
|
| 2015 |
Pisani O, Frey SD, Simpson AJ, Simpson MJ. Soil warming and nitrogen deposition alter soil organic matter composition at the molecular-level Biogeochemistry. 123: 391-409. DOI: 10.1007/S10533-015-0073-8 |
0.571 |
|
| 2015 |
Korosi JB, Mcdonald J, Coleman KA, Palmer MJ, Smol JP, Simpson MJ, Blais JM. Long-term changes in organic matter and mercury transport to lakes in the sporadic discontinuous permafrost zone related to peat subsidence Limnology and Oceanography. 60: 1550-1561. DOI: 10.1002/Lno.10116 |
0.419 |
|
| 2014 |
Lam L, Soong R, Sutrisno A, de Visser R, Simpson MJ, Wheeler HL, Campbell M, Maas WE, Fey M, Gorissen A, Hutchins H, Andrew B, Struppe J, Krishnamurthy S, Kumar R, et al. Comprehensive multiphase NMR spectroscopy of intact ¹³C-labeled seeds. Journal of Agricultural and Food Chemistry. 62: 107-15. PMID 24354469 DOI: 10.1021/Jf4045638 |
0.331 |
|
| 2014 |
Whalen JK, Gul S, Poirier V, Yanni SF, Simpson MJ, Clemente JS, Feng X, Grayston SJ, Barker J, Gregorich EG, Angers DA, Rochette P, Janzen HH. Transforming plant carbon into soil carbon: Process-level controls on carbon sequestration Canadian Journal of Plant Science. 94: 1065-1073. DOI: 10.4141/CJPS2013-145 |
0.764 |
|
| 2014 |
Genest SC, Simpson MJ, Simpson AJ, Soong R, McNally DJ. Analysis of soil organic matter at the solid-water interface by nuclear magnetic resonance spectroscopy Environmental Chemistry. 11: 472-482. DOI: 10.1071/En14060 |
0.585 |
|
| 2014 |
Pautler BG, Reichart G, Sanborn PT, Simpson MJ, Weijers JW. Corrigendum to “Comparison of soil derived tetraether membrane lipid distributions and plant-wax δD compositions for reconstruction of Canadian Arctic temperatures” [Palaeogeogr. Palaeoclimatol. Palaeoecol., 404 (2014) 78–88] Palaeogeography, Palaeoclimatology, Palaeoecology. 411: 281. DOI: 10.1016/J.Palaeo.2014.07.022 |
0.766 |
|
| 2014 |
Pautler BG, Reichart GJ, Sanborn PT, Simpson MJ, Weijers JWH. Comparison of soil derived tetraether membrane lipid distributions and plant-wax δD compositions for reconstruction of Canadian Arctic temperatures Palaeogeography, Palaeoclimatology, Palaeoecology. 404: 78-88. DOI: 10.1016/J.Palaeo.2014.03.038 |
0.789 |
|
| 2014 |
Pisani O, Hills KM, Courtier-Murias D, Haddix ML, Paul EA, Conant RT, Simpson AJ, Arhonditsis GB, Simpson MJ. Accumulation of aliphatic compounds in soil with increasing mean annual temperature Organic Geochemistry. 76: 118-127. DOI: 10.1016/J.Orggeochem.2014.07.009 |
0.578 |
|
| 2014 |
Courtier-Murias D, Farooq H, Longstaffe JG, Kelleher BP, Hart KM, Simpson MJ, Simpson AJ. Cross polarization-single pulse/magic angle spinning (CPSP/MAS): A robust technique for routine soil analysis by solid-state NMR Geoderma. 226: 405-414. DOI: 10.1016/J.Geoderma.2014.03.006 |
0.545 |
|
| 2013 |
Lankadurai BP, Furdui VI, Reiner EJ, Simpson AJ, Simpson MJ. 1H NMR-Based Metabolomic Analysis of Sub-Lethal Perfluorooctane Sulfonate Exposure to the Earthworm, Eisenia fetida, in Soil. Metabolites. 3: 718-40. PMID 24958147 DOI: 10.3390/Metabo3030718 |
0.405 |
|
| 2013 |
Whitfield Ã…slund M, Stephenson GL, Simpson AJ, Simpson MJ. Comparison of earthworm responses to petroleum hydrocarbon exposure in aged field contaminated soil using traditional ecotoxicity endpoints and 1H NMR-based metabolomics. Environmental Pollution (Barking, Essex : 1987). 182: 263-8. PMID 23938450 DOI: 10.1016/J.Envpol.2013.07.026 |
0.511 |
|
| 2013 |
Nagato EG, D'eon JC, Lankadurai BP, Poirier DG, Reiner EJ, Simpson AJ, Simpson MJ. (1)H NMR-based metabolomics investigation of Daphnia magna responses to sub-lethal exposure to arsenic, copper and lithium. Chemosphere. 93: 331-7. PMID 23732010 DOI: 10.1016/J.Chemosphere.2013.04.085 |
0.335 |
|
| 2013 |
McKelvie JR, Whitfield Ã…slund M, Celejewski MA, Simpson AJ, Simpson MJ. Reduction in the earthworm metabolomic response after phenanthrene exposure in soils with high soil organic carbon content. Environmental Pollution (Barking, Essex : 1987). 175: 75-81. PMID 23337355 DOI: 10.1016/J.Envpol.2012.12.018 |
0.547 |
|
| 2013 |
Yuk J, Simpson MJ, Simpson AJ. 1-D and 2-D NMR-based metabolomics of earthworms exposed to endosulfan and endosulfan sulfate in soil. Environmental Pollution (Barking, Essex : 1987). 175: 35-44. PMID 23333485 DOI: 10.1016/J.Envpol.2012.12.007 |
0.503 |
|
| 2013 |
Farooq H, Courtier-Murias D, Soong R, Masoom H, Maas W, Fey M, Kumar R, Monette M, Stronks H, Simpson MJ, Simpson AJ. Rapid parameter optimization of low signal-to-noise samples in NMR spectroscopy using rapid CPMG pulsing during acquisition: application to recycle delays. Magnetic Resonance in Chemistry : Mrc. 51: 129-35. PMID 23322645 DOI: 10.1002/Mrc.3923 |
0.312 |
|
| 2013 |
Mitchell PJ, Simpson MJ. High affinity sorption domains in soil are blocked by polar soil organic matter components. Environmental Science & Technology. 47: 412-9. PMID 23206246 DOI: 10.1021/Es303853X |
0.548 |
|
| 2013 |
Masoom H, Courtier-Murias D, Farooq H, Soong R, Simpson MJ, Maas W, Kumar R, Monette M, Stronks H, Simpson AJ. Rapid estimation of nuclear magnetic resonance experiment time in low-concentration environmental samples. Environmental Toxicology and Chemistry / Setac. 32: 129-36. PMID 23065696 DOI: 10.1002/Etc.2028 |
0.396 |
|
| 2013 |
Mitchell PJ, Simpson AJ, Soong R, Oren A, Chefetz B, Simpson MJ. Solution-state NMR investigation of the sorptive fractionation of dissolved organic matter by alkaline mineral soils Environmental Chemistry. 10: 333-340. DOI: 10.1071/En13052 |
0.571 |
|
| 2013 |
Pautler BG, Sanborn PT, Simpson AJ, Simpson MJ. Molecular characterization of organic matter in canadian arctic paleosols for paleoecological applications Organic Geochemistry. 63: 122-138. DOI: 10.1016/J.Orggeochem.2013.08.009 |
0.79 |
|
| 2013 |
Pisani O, Hills KM, Courtier-Murias D, Simpson AJ, Mellor NJ, Paul EA, Morris SJ, Simpson MJ. Molecular level analysis of long term vegetative shifts and relationships to soil organic matter composition Organic Geochemistry. 62: 7-16. DOI: 10.1016/J.Orggeochem.2013.06.010 |
0.584 |
|
| 2013 |
Clemente JS, Simpson MJ. Physical protection of lignin by organic matter and clay minerals from chemical oxidation Organic Geochemistry. 58: 1-12. DOI: 10.1016/J.Orggeochem.2013.02.007 |
0.803 |
|
| 2013 |
Clemente JS, Simpson MJ, Simpson AJ, Yanni SF, Whalen JK. Comparison of soil organic matter composition after incubation with maize leaves, roots, and stems Geoderma. 192: 86-96. DOI: 10.1016/J.Geoderma.2012.08.007 |
0.818 |
|
| 2013 |
Pautler BG, Dubnick A, Sharp MJ, Simpson AJ, Simpson MJ. Comparison of cryoconite organic matter composition from Arctic and Antarctic glaciers at the molecular-level Geochimica Et Cosmochimica Acta. 104: 1-18. DOI: 10.1016/J.Gca.2012.11.029 |
0.788 |
|
| 2013 |
Lankadurai BP, Wolfe DM, Whitfield Åslund ML, Simpson AJ, Simpson MJ. 1H NMR-based metabolomic analysis of polar and non-polar earthworm metabolites after sub-lethal exposure to phenanthrene Metabolomics. 9: 44-56. DOI: 10.1007/S11306-012-0427-3 |
0.329 |
|
| 2012 |
Longstaffe JG, Courtier-Murias D, Soong R, Simpson MJ, Maas WE, Fey M, Hutchins H, Krishnamurthy S, Struppe J, Alaee M, Kumar R, Monette M, Stronks HJ, Simpson AJ. In-situ molecular-level elucidation of organofluorine binding sites in a whole peat soil. Environmental Science & Technology. 46: 10508-13. PMID 22946434 DOI: 10.1021/Es3026769 |
0.554 |
|
| 2012 |
Simpson AJ, Simpson MJ, Soong R. Nuclear magnetic resonance spectroscopy and its key role in environmental research. Environmental Science & Technology. 46: 11488-96. PMID 22909253 DOI: 10.1021/Es302154W |
0.481 |
|
| 2012 |
Whitfield Ã…slund M, Simpson MJ, Simpson AJ, Zeeb BA, Rutter A. Earthworm metabolomic responses after exposure to aged PCB contaminated soils. Ecotoxicology (London, England). 21: 1947-56. PMID 22623111 DOI: 10.1007/S10646-012-0928-X |
0.519 |
|
| 2012 |
Simpson MJ, Simpson AJ. The chemical ecology of soil organic matter molecular constituents. Journal of Chemical Ecology. 38: 768-84. PMID 22549555 DOI: 10.1007/S10886-012-0122-X |
0.555 |
|
| 2012 |
Woods GC, Simpson MJ, Simpson AJ. Oxidized sterols as a significant component of dissolved organic matter: evidence from 2D HPLC in combination with 2D and 3D NMR spectroscopy. Water Research. 46: 3398-408. PMID 22503587 DOI: 10.1016/J.Watres.2012.03.040 |
0.408 |
|
| 2012 |
Yuk J, Simpson MJ, Simpson AJ. Coelomic fluid: a complimentary biological medium to assess sub-lethal endosulfan exposure using ¹H NMR-based earthworm metabolomics. Ecotoxicology (London, England). 21: 1301-13. PMID 22451197 DOI: 10.1007/S10646-012-0884-5 |
0.361 |
|
| 2012 |
Courtier-Murias D, Farooq H, Masoom H, Botana A, Soong R, Longstaffe JG, Simpson MJ, Maas WE, Fey M, Andrew B, Struppe J, Hutchins H, Krishnamurthy S, Kumar R, Monette M, et al. Comprehensive multiphase NMR spectroscopy: basic experimental approaches to differentiate phases in heterogeneous samples. Journal of Magnetic Resonance (San Diego, Calif. : 1997). 217: 61-76. PMID 22425441 DOI: 10.1016/J.Jmr.2012.02.009 |
0.397 |
|
| 2012 |
Pautler BG, Woods GC, Dubnick A, Simpson AJ, Sharp MJ, Fitzsimons SJ, Simpson MJ. Molecular characterization of dissolved organic matter in glacial ice: coupling natural abundance 1H NMR and fluorescence spectroscopy. Environmental Science & Technology. 46: 3753-61. PMID 22385100 DOI: 10.1021/Es203942Y |
0.758 |
|
| 2012 |
Whitfield Åslund ML, McShane H, Simpson MJ, Simpson AJ, Whalen JK, Hendershot WH, Sunahara GI. Earthworm sublethal responses to titanium dioxide nanomaterial in soil detected by ¹H NMR metabolomics. Environmental Science & Technology. 46: 1111-8. PMID 22148900 DOI: 10.1021/Es202327K |
0.489 |
|
| 2012 |
Lankadurai BP, Simpson AJ, Simpson MJ. 1H NMR metabolomics of Eisenia fetida responses after sub-lethal exposure to perfluorooctanoic acid and perfluorooctane sulfonate Environmental Chemistry. 9: 502-511. DOI: 10.1071/En12112 |
0.384 |
|
| 2012 |
Clemente JS, Gregorich EG, Simpson AJ, Kumar R, Courtier-Murias D, Simpson MJ. Comparison of nuclear magnetic resonance methods for the analysis of organic matter composition from soil density and particle fractions Environmental Chemistry. 9: 97-107. DOI: 10.1071/En11096 |
0.812 |
|
| 2011 |
McKelvie JR, Wolfe DM, Celejewski MA, Alaee M, Simpson AJ, Simpson MJ. Metabolic responses of Eisenia fetida after sub-lethal exposure to organic contaminants with different toxic modes of action. Environmental Pollution (Barking, Essex : 1987). 159: 3620-6. PMID 21856054 DOI: 10.1016/J.Envpol.2011.08.002 |
0.39 |
|
| 2011 |
Lankadurai BP, Wolfe DM, Simpson AJ, Simpson MJ. 1H NMR-based metabolomics of time-dependent responses of Eisenia fetida to sub-lethal phenanthrene exposure. Environmental Pollution (Barking, Essex : 1987). 159: 2845-51. PMID 21620543 DOI: 10.1016/J.Envpol.2011.04.044 |
0.339 |
|
| 2011 |
Pautler BG, Simpson AJ, Simpson MJ, Tseng LH, Spraul M, Dubnick A, Sharp MJ, Fitzsimons SJ. Detection and structural identification of dissolved organic matter in Antarctic glacial ice at natural abundance by SPR-W5-WATERGATE 1H NMR spectroscopy. Environmental Science & Technology. 45: 4710-7. PMID 21542577 DOI: 10.1021/Es200697C |
0.755 |
|
| 2011 |
Woods GC, Simpson MJ, Koerner PJ, Napoli A, Simpson AJ. HILIC-NMR: toward the identification of individual molecular components in dissolved organic matter. Environmental Science & Technology. 45: 3880-6. PMID 21469703 DOI: 10.1021/Es103425S |
0.378 |
|
| 2011 |
Whitfield Åslund ML, Simpson AJ, Simpson MJ. 1H NMR metabolomics of earthworm responses to polychlorinated biphenyl (PCB) exposure in soil. Ecotoxicology (London, England). 20: 836-46. PMID 21424327 DOI: 10.1007/S10646-011-0638-9 |
0.432 |
|
| 2011 |
Feng X, Simpson MJ. Molecular-level methods for monitoring soil organic matter responses to global climate change. Journal of Environmental Monitoring : Jem. 13: 1246-54. PMID 21416081 DOI: 10.1039/C0Em00752H |
0.521 |
|
| 2011 |
Whitfield Slund M, Celejewski M, Lankadurai BP, Simpson AJ, Simpson MJ. Natural variability and correlations in the metabolic profile of healthy Eisenia fetida earthworms observed using ¹H NMR metabolomics. Chemosphere. 83: 1096-101. PMID 21316730 DOI: 10.1016/J.Chemosphere.2011.01.036 |
0.367 |
|
| 2011 |
Yuk J, Simpson MJ, Simpson AJ. 1-D and 2-D NMR metabolomics of earthworm responses to sub-lethal trifluralin and endosulfan exposure Environmental Chemistry. 8: 281-294. DOI: 10.1071/En11033 |
0.325 |
|
| 2011 |
Lankadurai BP, Wolfe DM, Simpson AJ, Simpson MJ. 1H NMR-based metabolomic observation of a two-phased toxic mode of action in Eisenia fetida after sub-lethal phenanthrene exposure Environmental Chemistry. 8: 105-114. DOI: 10.1071/En10094 |
0.305 |
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| 2011 |
Yanni SF, Whalen JK, Simpson MJ, Janzen HH. Plant lignin and nitrogen contents control carbon dioxide production and nitrogen mineralization in soils incubated with Bt and non-Bt corn residues Soil Biology and Biochemistry. 43: 63-69. DOI: 10.1016/J.Soilbio.2010.09.012 |
0.515 |
|
| 2011 |
Clemente JS, Simpson AJ, Simpson MJ. Association of specific organic matter compounds in size fractions of soils under different environmental controls Organic Geochemistry. 42: 1169-1180. DOI: 10.1016/J.Orggeochem.2011.08.010 |
0.826 |
|
| 2011 |
Feng X, Hills KM, Simpson AJ, Whalen JK, Simpson MJ. The role of biodegradation and photo-oxidation in the transformation of terrigenous organic matter Organic Geochemistry. 42: 262-274. DOI: 10.1016/J.Orggeochem.2011.01.002 |
0.52 |
|
| 2011 |
Woods GC, Simpson MJ, Pautler BG, Lamoureux SF, Lafrenière MJ, Simpson AJ. Evidence for the enhanced lability of dissolved organic matter following permafrost slope disturbance in the Canadian High Arctic Geochimica Et Cosmochimica Acta. 75: 7226-7241. DOI: 10.1016/J.Gca.2011.08.013 |
0.802 |
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| 2010 |
Longstaffe JG, Simpson MJ, Maas W, Simpson AJ. Identifying components in dissolved humic acid that bind organofluorine contaminants using (1)H{(19)F} reverse heteronuclear saturation transfer difference NMR spectroscopy. Environmental Science & Technology. 44: 5476-82. PMID 20568693 DOI: 10.1021/Es101100S |
0.45 |
|
| 2010 |
Pautler BG, Simpson AJ, McNally DJ, Lamoureux SF, Simpson MJ. Arctic permafrost active layer detachments stimulate microbial activity and degradation of soil organic matter. Environmental Science & Technology. 44: 4076-82. PMID 20459054 DOI: 10.1021/Es903685J |
0.816 |
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| 2010 |
Xu X, Sun H, Simpson MJ. Concentration- and time-dependent sorption and desorption behavior of phenanthrene to geosorbents with varying organic matter composition. Chemosphere. 79: 772-8. PMID 20381112 DOI: 10.1016/J.Chemosphere.2010.03.027 |
0.437 |
|
| 2010 |
Brown SA, McKelvie JR, Simpson AJ, Simpson MJ. 1H NMR metabolomics of earthworm exposure to sub-lethal concentrations of phenanthrene in soil. Environmental Pollution (Barking, Essex : 1987). 158: 2117-23. PMID 20338676 DOI: 10.1016/J.Envpol.2010.02.023 |
0.511 |
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| 2010 |
McKelvie JR, Wolfe DM, Celejewski M, Simpson AJ, Simpson MJ. Correlations of Eisenia fetida metabolic responses to extractable phenanthrene concentrations through time. Environmental Pollution (Barking, Essex : 1987). 158: 2150-7. PMID 20338675 DOI: 10.1016/J.Envpol.2010.02.022 |
0.414 |
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| 2010 |
McKelvie JR, Elsner M, Simpson AJ, Sherwood Lollar B, Simpson MJ. Quantitative site-specific (2)H NMR investigation of MTBE: potential for assessing contaminant sources and fate. Environmental Science & Technology. 44: 1062-8. PMID 20041709 DOI: 10.1021/Es9030276 |
0.326 |
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| 2010 |
Woods GC, Simpson MJ, Kelleher BP, McCaul M, Kingery WL, Simpson AJ. Online high-performance size exclusion chromatography-nuclear magnetic resonance for the characterization of dissolved organic matter. Environmental Science & Technology. 44: 624-30. PMID 20030309 DOI: 10.1021/Es903042S |
0.394 |
|
| 2010 |
Feng X, Simpson AJ, Schlesinger WH, Simpson MJ. Altered microbial community structure and organic matter composition under elevated CO2 and N fertilization in the duke forest Global Change Biology. 16: 2104-2116. DOI: 10.1111/J.1365-2486.2009.02080.X |
0.568 |
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| 2010 |
Yuk J, McKelvie JR, Simpson MJ, Spraul M, Simpson AJ. Comparison of 1-D and 2-D NMR techniques for screening earthworm responses to sub-lethal endosulfan exposure Environmental Chemistry. 7: 524-536. DOI: 10.1071/En10084 |
0.338 |
|
| 2010 |
Feng X, Xu Y, Jaffé R, Schlesinger WH, Simpson MJ. Turnover rates of hydrolysable aliphatic lipids in Duke Forest soils determined by compound specific 13C isotopic analysis Organic Geochemistry. 41: 573-579. DOI: 10.1016/J.Orggeochem.2010.02.013 |
0.541 |
|
| 2010 |
Xu Y, Simpson AJ, Eyles N, Simpson MJ. Sources and molecular composition of cryoconite organic matter from the Athabasca Glacier, Canadian Rocky Mountains Organic Geochemistry. 41: 177-186. DOI: 10.1016/J.Orggeochem.2009.10.010 |
0.498 |
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| 2010 |
Feng X, Simpson AJ, Gregorich EG, Elberling B, Hopkins DW, Sparrow AD, Novis PM, Greenfield LG, Simpson MJ. Chemical characterization of microbial-dominated soil organic matter in the Garwood Valley, Antarctica Geochimica Et Cosmochimica Acta. 74: 6485-6498. DOI: 10.1016/J.Gca.2010.08.019 |
0.592 |
|
| 2010 |
Pautler BG, Austin J, Otto A, Stewart K, Lamoureux SF, Simpson MJ. Biomarker assessment of organic matter sources and degradation in Canadian High Arctic littoral sediments Biogeochemistry. 100: 75-87. DOI: 10.1007/S10533-009-9405-X |
0.792 |
|
| 2009 |
Simpson MJ, McKelvie JR. Environmental metabolomics: new insights into earthworm ecotoxicity and contaminant bioavailability in soil. Analytical and Bioanalytical Chemistry. 394: 137-49. PMID 19194697 DOI: 10.1007/S00216-009-2612-4 |
0.479 |
|
| 2009 |
Brown SAE, Simpson AJ, Simpson MJ. 1H NMR metabolomics of earthworm responses to sub-lethal PAH exposure Environmental Chemistry. 6: 432-440. DOI: 10.1071/En09054 |
0.342 |
|
| 2009 |
Feng X, Simpson MJ. Temperature and substrate controls on microbial phospholipid fatty acid composition during incubation of grassland soils contrasting in organic matter quality. Soil Biology & Biochemistry. 41: 804-812. DOI: 10.1016/J.Soilbio.2009.01.020 |
0.524 |
|
| 2009 |
Xu Y, Cooke MP, Talbot HM, Simpson MJ. Bacteriohopanepolyol signatures of bacterial populations in Western Canadian soils Organic Geochemistry. 40: 79-86. DOI: 10.1016/J.Orggeochem.2008.09.003 |
0.517 |
|
| 2009 |
Xu Y, Eyles N, Simpson MJ. Terrigenous organic matter sources in mid-pleistocene sediments from the orphan knoll, Northwest Atlantic Ocean Applied Geochemistry. 24: 1934-1940. DOI: 10.1016/J.Apgeochem.2009.07.007 |
0.376 |
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| 2009 |
McKelvie JR, Yuk J, Xu Y, Simpson AJ, Simpson MJ. 1H NMR and GC/MS metabolomics of earthworm responses to sub-lethal DDT and endosulfan exposure Metabolomics. 5: 84-94. DOI: 10.1007/S11306-008-0122-6 |
0.31 |
|
| 2008 |
Shirzadi A, Simpson MJ, Kumar R, Baer AJ, Xu Y, Simpson AJ. Molecular interactions of pesticides at the soil-water interface. Environmental Science & Technology. 42: 5514-20. PMID 18754469 DOI: 10.1021/Es800115B |
0.523 |
|
| 2008 |
Brown SA, Simpson AJ, Simpson MJ. Evaluation of sample preparation methods for nuclear magnetic resonance metabolic profiling studies with Eisenia fetida. Environmental Toxicology and Chemistry / Setac. 27: 828-36. PMID 18333692 DOI: 10.1897/07-412.1 |
0.341 |
|
| 2008 |
Simpson MJ, Otto A, Feng X. Comparison of Solid-State Carbon-13 Nuclear Magnetic Resonance and Organic Matter Biomarkers for Assessing Soil Organic Matter Degradation Soil Science Society of America Journal. 72: 268-276. DOI: 10.2136/Sssaj2007.0045 |
0.527 |
|
| 2008 |
Feng X, Simpson AJ, Wilson KP, Williams DD, Simpson MJ. Increased cuticular carbon sequestration and lignin oxidation in response to soil warming Nature Geoscience. 1: 836-839. DOI: 10.1038/Ngeo361 |
0.571 |
|
| 2008 |
Feng X, Simpson MJ. Temperature responses of individual soil organic matter components Journal of Geophysical Research. 113. DOI: 10.1029/2008Jg000743 |
0.458 |
|
| 2008 |
Simpson A, Simpson M. Response to Comment on “Microbially Derived Inputs to Soil Organic Matter: Are Current Estimates Too Low?” Environmental Science & Technology. 42: 3116-3116. DOI: 10.1021/Es800194M |
0.463 |
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| 2007 |
Simpson AJ, Simpson MJ, Smith E, Kelleher BP. Microbially derived inputs to soil organic matter: are current estimates too low? Environmental Science & Technology. 41: 8070-6. PMID 18186339 DOI: 10.1021/Es071217X |
0.547 |
|
| 2007 |
Bonin JL, Simpson MJ. Sorption of steroid estrogens to soil and soil constituents in single- and multi-sorbate systems. Environmental Toxicology and Chemistry / Setac. 26: 2604-10. PMID 18020689 DOI: 10.1897/07-118.1 |
0.531 |
|
| 2007 |
Simpson MJ, Simpson AJ, Gross D, Spraul M, Kingery WL. 1H and 19F nuclear magnetic resonance microimaging of water and chemical distribution in soil columns. Environmental Toxicology and Chemistry / Setac. 26: 1340-8. PMID 17665672 DOI: 10.1897/06-478R.1 |
0.519 |
|
| 2007 |
Otto A, Simpson MJ. Analysis of soil organic matter biomarkers by sequential chemical degradation and gas chromatography-mass spectrometry. Journal of Separation Science. 30: 272-82. PMID 17390623 DOI: 10.1002/Jssc.200600243 |
0.486 |
|
| 2007 |
Bonin JL, Simpson MJ. Variation in phenanthrene sorption coefficients with soil organic matter fractionation: the result of structure or conformation? Environmental Science & Technology. 41: 153-9. PMID 17265941 DOI: 10.1021/Es061471+ |
0.567 |
|
| 2007 |
Feng X, Nielsen LL, Simpson MJ. Responses of soil organic matter and microorganisms to freeze-thaw cycles Soil Biology and Biochemistry. 39: 2027-2037. DOI: 10.1016/J.Soilbio.2007.03.003 |
0.557 |
|
| 2007 |
Feng X, Simpson MJ. The distribution and degradation of biomarkers in Alberta grassland soil profiles Organic Geochemistry. 38: 1558-1570. DOI: 10.1016/J.Orggeochem.2007.05.001 |
0.567 |
|
| 2006 |
Feng X, Simpson AJ, Simpson MJ. Investigating the role of mineral-bound humic acid in phenanthrene sorption. Environmental Science & Technology. 40: 3260-6. PMID 16749691 DOI: 10.1021/Es0521472 |
0.47 |
|
| 2006 |
Simpson AJ, Simpson MJ, Kingery WL, Lefebvre BA, Moser A, Williams AJ, Kvasha M, Kelleher BP. The application of 1H high-resolution magic-angle spinning NMR for the study of clay-organic associations in natural and synthetic complexes. Langmuir : the Acs Journal of Surfaces and Colloids. 22: 4498-503. PMID 16649755 DOI: 10.1021/La052679W |
0.51 |
|
| 2006 |
Simpson MJ, Johnson PC. Identification of mobile aliphatic sorptive domains in soil humin by solid-state 13C nuclear magnetic resonance. Environmental Toxicology and Chemistry / Setac. 25: 52-7. PMID 16494224 DOI: 10.1897/05-152R.1 |
0.525 |
|
| 2006 |
Simpson MJ. Nuclear magnetic resonance based investigations of contaminant interactions with soil organic matter Soil Science Society of America Journal. 70: 995-1004. DOI: 10.2136/Sssaj2005.0098 |
0.534 |
|
| 2006 |
Otto A, Simpson MJ. Sources and composition of hydrolysable aliphatic lipids and phenols in soils from western Canada Organic Geochemistry. 37: 385-407. DOI: 10.1016/J.Orggeochem.2005.12.011 |
0.514 |
|
| 2006 |
Kelleher BP, Simpson MJ, Simpson AJ. Assessing the fate and transformation of plant residues in the terrestrial environment using HR-MAS NMR spectroscopy Geochimica Et Cosmochimica Acta. 70: 4080-4094. DOI: 10.1016/J.Gca.2006.06.012 |
0.429 |
|
| 2006 |
Shunthirasingham C, Simpson MJ. Investigation of bacterial hopanoid inputs to soils from Western Canada Applied Geochemistry. 21: 964-976. DOI: 10.1016/J.Apgeochem.2006.03.007 |
0.526 |
|
| 2006 |
Otto A, Gondokusumo R, Simpson MJ. Characterization and quantification of biomarkers from biomass burning at a recent wildfire site in Northern Alberta, Canada Applied Geochemistry. 21: 166-183. DOI: 10.1016/J.Apgeochem.2005.09.007 |
0.548 |
|
| 2006 |
Otto A, Simpson MJ. Evaluation of CuO oxidation parameters for determining the source and stage of lignin degradation in soil Biogeochemistry. 80: 121-142. DOI: 10.1007/S10533-006-9014-X |
0.54 |
|
| 2005 |
Simpson MJ, Chefetz B, Deshmukh AP, Hatcher PG. Comparison of polycyclic aromatic hydrocarbon distributions and sedimentary organic matter characteristics in contaminated, coastal sediments from Pensacola Bay, Florida. Marine Environmental Research. 59: 139-63. PMID 15364513 DOI: 10.1016/J.Marenvres.2003.09.003 |
0.417 |
|
| 2005 |
Feng X, Simpson AJ, Simpson MJ. Chemical and mineralogical controls on humic acid sorption to clay mineral surfaces Organic Geochemistry. 36: 1553-1566. DOI: 10.1016/J.Orggeochem.2005.06.008 |
0.334 |
|
| 2005 |
Otto A, Shunthirasingham C, Simpson MJ. A comparison of plant and microbial biomarkers in grassland soils from the Prairie Ecozone of Canada Organic Geochemistry. 36: 425-448. DOI: 10.1016/J.Orggeochem.2004.09.008 |
0.542 |
|
| 2005 |
Otto A, Simpson MJ. Degradation and preservation of vascular plant-derived biomarkers in grassland and forest soils from Western Canada Biogeochemistry. 74: 377-409. DOI: 10.1007/S10533-004-5834-8 |
0.548 |
|
| 2004 |
Simpson AJ, Tseng LH, Simpson MJ, Spraul M, Braumann U, Kingery WL, Kelleher BP, Hayes MH. The application of LC-NMR and LC-SPE-NMR to compositional studies of natural organic matter. The Analyst. 129: 1216-22. PMID 15565221 DOI: 10.1039/B408064E |
0.55 |
|
| 2004 |
Simpson MJ, Hatcher PG. Overestimates of black carbon in soils and sediments. Die Naturwissenschaften. 91: 436-40. PMID 15278224 DOI: 10.1007/S00114-004-0550-8 |
0.442 |
|
| 2004 |
Simpson MJ, Simpson AJ, Hatcher PG. Noncovalent interactions between aromatic compounds and dissolved humic acid examined by nuclear magnetic resonance spectroscopy. Environmental Toxicology and Chemistry / Setac. 23: 355-62. PMID 14982382 DOI: 10.1897/03-217 |
0.387 |
|
| 2004 |
Simpson MJ, Hatcher PG. Determination of black carbon in natural organic matter by chemical oxidation and solid-state 13C nuclear magnetic resonance spectroscopy Organic Geochemistry. 35: 923-935. DOI: 10.1016/J.Orggeochem.2004.04.004 |
0.43 |
|
| 2003 |
Simpson MJ, Chefetz B, Hatcher PG. Phenanthrene sorption to structurally modified humic acids. Journal of Environmental Quality. 32: 1750-8. PMID 14535317 DOI: 10.2134/Jeq2003.1750 |
0.521 |
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