Udo Fehn - Publications

Affiliations: 
University of Rochester, Rochester, NY 
Area:
Geochemistry

79 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Álvarez F, Reich M, Snyder G, Pérez-Fodich A, Muramatsu Y, Daniele L, Fehn U. Iodine budget in surface waters from Atacama: Natural and anthropogenic iodine sources revealed by halogen geochemistry and iodine-129 isotopes Applied Geochemistry. 68: 53-63. DOI: 10.1016/J.Apgeochem.2016.03.011  0.92
2015 Álvarez F, Reich M, Pérez-Fodich A, Snyder G, Muramatsu Y, Vargas G, Fehn U. Sources, sinks and long-term cycling of iodine in the hyperarid Atacama continental margin Geochimica Et Cosmochimica Acta. 161: 50-70. DOI: 10.1016/J.Gca.2015.03.032  0.92
2015 Tomaru H, Fehn U. Movement of fluids in the Nankai Trough area: Insights from 129I and halogen distributions along the IODP NanTroSEIZE transect Geochimica Et Cosmochimica Acta. 149: 64-78. DOI: 10.1016/J.Gca.2014.10.028  0.92
2014 Pérez-Fodich A, Reich M, Álvarez F, Snyder GT, Schoenberg R, Vargas G, Muramatsu Y, Fehn U. Climate change and tectonic uplift triggered the formation of the atacama desert's giant nitrate deposits Geology. 42: 251-254. DOI: 10.1130/G34969.1  0.92
2013 Reich M, Snyder GT, Álvarez F, Pérez A, Palacios C, Vargas G, Cameron EM, Muramatsu Y, Fehn U. Using iodine isotopes to constrain supergene fluid sources in arid regions: Insights from the Chuquicamata oxide blanket Economic Geology. 108: 163-171. DOI: 10.2113/Econgeo.108.1.163  0.92
2012 Fehn U. Tracing crustal fluids: Applications of natural 129I and 36Cl Annual Review of Earth and Planetary Sciences. 40: 45-67. DOI: 10.1146/Annurev-Earth-042711-105528  0.92
2011 Lu Z, Tomaru H, Fehn U. Comparison of iodine dates from mud volcanoes and gas hydrate occurrences: Relevance for the movement of fluids and methane in active margins American Journal of Science. 311: 632-650. DOI: 10.2475/07.2011.03  0.92
2010 Lu Z, Fehn U, Zhao X, Kieser WE, Tomaru H. Comparison of three chemical extraction methods for I-129 determinations Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 268: 952-955. DOI: 10.1016/J.Nimb.2009.10.072  0.92
2010 Scholz F, Hensen C, Lu Z, Fehn U. Controls on the 129I/I ratio of deep-seated marine interstitial fluids: 'Old' organic versus fissiogenic 129-iodine Earth and Planetary Science Letters. 294: 27-36. DOI: 10.1016/J.Epsl.2010.02.034  0.92
2009 Tomaru H, Fehn U, Lu Z, Takeuchi R, Inagaki F, Imachi H, Kotani R, Matsumoto R, Aoike K. Dating of dissolved iodine in pore waters from the gas hydrate occurrence offshore shimokita peninsula, Japan: 129I results from the D/V Chikyu shakedown cruise Resource Geology. 59: 359-373. DOI: 10.1111/J.1751-3928.2009.00103.X  0.92
2009 Tomaru H, Lu Z, Fehn U, Muramatsu Y. Origin of hydrocarbons in the Green Tuff region of Japan: 129I results from oil field brines and hot springs in the Akita and Niigata Basins Chemical Geology. 264: 221-231. DOI: 10.1016/J.Chemgeo.2009.03.008  0.92
2008 Lu Z, Hensen C, Fehn U, Wallmann K. Halogen and 129I systematics in gas hydrate fields at the northern Cascadia margin (IODP Expedition 311): Insights from numerical modeling Geochemistry, Geophysics, Geosystems. 9. DOI: 10.1029/2008Gc002156  0.92
2008 Lu Z, Tomaru H, Fehn U. Iodine ages of pore waters at Hydrate Ridge (ODP Leg 204), Cascadia Margin: Implications for sources of methane in gas hydrates Earth and Planetary Science Letters. 267: 654-665. DOI: 10.1016/J.Epsl.2007.12.015  0.92
2008 Reich M, Palacios C, Parada MA, Fehn U, Cameron EM, Leybourne MI, Zúñiga A. Atacamite formation by deep saline waters in copper deposits from the Atacama Desert, Chile: Evidence from fluid inclusions, groundwater geochemistry, TEM, and 36Cl data Mineralium Deposita. 43: 663-675. DOI: 10.1007/S00126-008-0184-4  0.92
2007 Tomaru H, Lu Z, Fehn U, Muramatsu Y, Matsumoto R. Age variation of pore water iodine in the eastern Nankai Trough, Japan: Evidence for different methane sources in a large gas hydrate field Geology. 35: 1015-1018. DOI: 10.1130/G24198A.1  0.92
2007 Lu Z, Hensen C, Fehn U, Wallmann K. Old iodine in fluids venting along the Central American convergent margin Geophysical Research Letters. 34. DOI: 10.1029/2007Gl031864  0.92
2007 Fehn U, Moran JE, Snyder GT, Muramatsu Y. The initial 129I/I ratio and the presence of 'old' iodine in continental margins Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 259: 496-502. DOI: 10.1016/J.Nimb.2007.01.191  0.92
2007 Lu Z, Fehn U, Tomaru H, Elmore D, Ma X. Reliability of 129I/I ratios produced from small sample masses Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 259: 359-364. DOI: 10.1016/J.Nimb.2007.01.180  0.92
2007 Matsumoto R, Fehn U. Cold Seeps and Gas Hydrates Journal of Geochemical Exploration. 95. DOI: 10.1016/J.Gexplo.2007.05.012  0.92
2007 Fehn U, Snyder GT, Muramatsu Y. Iodine as a tracer of organic material: 129I results from gas hydrate systems and fore arc fluids Journal of Geochemical Exploration. 95: 66-80. DOI: 10.1016/J.Gexplo.2007.05.005  0.92
2007 Tomaru H, Lu Z, Snyder GT, Fehn U, Hiruta A, Matsumoto R. Origin and age of pore waters in an actively venting gas hydrate field near Sado Island, Japan Sea: Interpretation of halogen and 129I distributions Chemical Geology. 236: 350-366. DOI: 10.1016/J.Chemgeo.2006.10.008  0.92
2007 Muramatsu Y, Doi T, Tomaru H, Fehn U, Takeuchi R, Matsumoto R. Halogen concentrations in pore waters and sediments of the Nankai Trough, Japan: Implications for the origin of gas hydrates Applied Geochemistry. 22: 534-556. DOI: 10.1016/J.Apgeochem.2006.12.015  0.92
2007 Tomaru H, Ohsawa S, Amita K, Lu Z, Fehn U. Influence of subduction zone settings on the origin of forearc fluids: Halogen concentrations and 129I/I ratios in waters from Kyushu, Japan Applied Geochemistry. 22: 676-691. DOI: 10.1016/J.Apgeochem.2006.12.014  0.92
2007 Tomaru H, Fehn U, Lu Z, Matsumoto R. Halogen systematics in the Mallik 5L-38 gas hydrate production research well, Northwest Territories, Canada: Implications for the origin of gas hydrates under terrestrial permafrost conditions Applied Geochemistry. 22: 656-675. DOI: 10.1016/J.Apgeochem.2006.12.013  0.92
2005 Fehn U, Snyder GT. Residence times and source ages of deep crustal fluids: Interpretation of 129l and 36Cl results from the KTB-VB drill site, Germany Geofluids. 5: 42-51. DOI: 10.1111/j.1468-8123.2004.00105.x  0.92
2005 Hurwitz S, Mariner RH, Fehn U, Snyder GT. Systematics of halogen elements and their radioisotopes in thermal springs of the Cascade Range, Central Oregon, Western USA Earth and Planetary Science Letters. 235: 700-714. DOI: 10.1016/J.Epsl.2005.04.029  0.92
2005 Fehn U, Lu Z, Tomaru H. Data report: 129I/I ratios and halogen concentrations in pore water of Hydrate Ridge and their relevance for the origin of gas hydrates: A progress report Proceedings of the Ocean Drilling Program: Scientific Results. 204.  0.92
2004 Muramatsu Y, Yoshida S, Fehn U, Amachi S, Ohmomo Y. Studies with natural and anthropogenic iodine isotopes: iodine distribution and cycling in the global environment. Journal of Environmental Radioactivity. 74: 221-32. PMID 15063550 DOI: 10.1016/J.Jenvrad.2004.01.011  0.92
2004 Snyder G, Fehn U. Global distribution of 129I in rivers and lakes: Implications for iodine cycling in surface reservoirs Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 223: 579-586. DOI: 10.1016/J.Nimb.2004.04.107  0.92
2003 Fehn U, Snyder GT, Matsumoto R, Muramatsu Y, Tomaru H. Iodine dating of pore waters associated with gas hydrates in the Nankai area, Japan Geology. 31: 521-524. DOI: 10.1130/0091-7613(2003)031<0521:Idopwa>2.0.Co;2  0.92
2003 Snyder G, Poreda R, Fehn U, Hunt A. Sources of nitrogen and methane in Central American geothermal settings: Noble gas and 129I evidence for crustal and magmatic volatile components Geochemistry, Geophysics, Geosystems. 4. DOI: 10.1029/2002Gc000363  0.92
2003 Snyder GT, Riese WC, Franks S, Fehn U, Pelzmann WL, Gorody AW, Moran JE. Origin and history of waters associated with coalbed methane: 129I, 36Cl, and stable isotope results from the Fruitland Formation, CO and NM Geochimica Et Cosmochimica Acta. 67: 4529-4544. DOI: 10.1016/S0016-7037(03)00380-6  0.92
2002 Rao U, Fehn U, Muramatsu Y, McNeil H, Sharma P, Elmore D. Tracing the history of nuclear releases: determination of 129I in tree rings. Environmental Science & Technology. 36: 1271-5. PMID 11944679 DOI: 10.1021/Es011045I  0.92
2002 Snyder GT, Fehn U, Goff F. Iodine isotope ratios and halide concentrations in fluids of the Satsuma-Iwojima volcano, Japan Earth, Planets and Space. 54: 265-273. DOI: 10.1186/Bf03353026  0.92
2002 Fehn U, Snyder GT, Varekamp JC. Detection of recycled marine sediment components in crater lake fluids using 129I Journal of Volcanology and Geothermal Research. 115: 451-460. DOI: 10.1016/S0377-0273(01)00325-0  0.92
2002 Snyder GT, Fehn U. Origin of iodine in volcanic fluids: 129I results from the Central American Volcanic Arc Geochimica Et Cosmochimica Acta. 66: 3827-3838. DOI: 10.1016/S0016-7037(02)00825-6  0.92
2001 Snyder G, Poreda R, Hunt A, Fehn U. Regional variations in volatile composition: Isotopic evidence for carbonate recycling in the Central American volcanic arc Geochemistry, Geophysics, Geosystems. 2. DOI: 10.1029/2001Gc000163  0.92
2001 Muramatsu Y, Fehn U, Yoshida S. Recycling of iodine in fore-arc areas: Evidence from the iodine brines in Chiba, Japan Earth and Planetary Science Letters. 192: 583-593. DOI: 10.1016/S0012-821X(01)00483-6  0.92
2000 Fehn U, Snyder G, Egeberg PK. Dating of pore waters with 129I: Relevance for the origin of marine gas hydrates Science. 289: 2332-2335. DOI: 10.1126/Science.289.5488.2332  0.92
2000 Snyder G, Fehn U. 129I in volcanic fluids: Testing for the presence of marine sediments in the Central American volcanic arc Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 172: 568-573. DOI: 10.1016/S0168-583X(00)00282-2  0.92
2000 Fehn U, Snyder G. 129I in the Southern Hemisphere: Global redistribution of an anthropogenic isotope Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 172: 366-371. DOI: 10.1016/S0168-583X(00)00085-9  0.92
1999 Fehn U. Sources and reservoirs of anthropogenic iodine-129 in Western New York Geochimica Et Cosmochimica Acta. 63: 1927-1938. DOI: 10.1016/S0016-7037(99)00133-7  0.92
1998 Moran JE, Fehn U, Teng RTD. Variations in 129I/127I ratios in recent marine sediments: Evidence for a fossil organic component Chemical Geology. 152: 193-203. DOI: 10.1016/S0009-2541(98)00106-5  0.92
1997 Liu X, Fehn U, Teng RTD. Oil formation and fluid convection in Railroad Valley, NV: A study using cosmogenic isotopes to determine the onset of hydrocarbon migration Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 123: 356-360. DOI: 10.1016/S0168-583X(96)00631-3  0.92
1997 Rao U, Fehn U. The distribution of 129I around West Valley, an inactive nuclear fuel reprocessing facility in Western New York Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions With Materials and Atoms. 123: 361-366. DOI: 10.1016/S0168-583X(96)00419-3  0.92
1996 Santschi PH, Schink DR, Corapcioglu O, Oktay-Marshall S, Fehn U, Sharma P. Evidence for elevated levels of iodine-129 in the Deep Western Boundary Current in the Middle Atlantic Bight Deep-Sea Research Part I: Oceanographic Research Papers. 43: 259-265. DOI: 10.1016/0967-0637(96)00005-2  0.92
1996 Rao U, Fehn U, Teng RTD, Goff F. Sources of chloride in hydrothermal fluids from the Valles caldera, New Mexico: A 36Cl study Journal of Volcanology and Geothermal Research. 72: 59-70. DOI: 10.1016/0377-0273(95)00069-0  0.92
1995 Schink DR, Santschi PH, Corapcioglu O, Fehn U. Prospects for "iodine-129 dating" of marine organic matter using AMS Nuclear Inst. and Methods in Physics Research, B. 99: 524-527. DOI: 10.1016/0168-583X(94)00695-4  0.92
1995 Moran JE, Teng RTD, Rao U, Fehn U. Detection of iodide in geologic materials by high-performance liquid chromatography Journal of Chromatography A. 706: 215-220. DOI: 10.1016/0021-9673(94)01247-C  0.92
1995 Moran JE, Fehn U, Hanor JS. Determination of source ages and migration patterns of brines from the U.S. Gulf Coast basin using 129I Geochimica Et Cosmochimica Acta. 59: 5055-5069. DOI: 10.1016/0016-7037(95)00360-6  0.92
1995 Schink DR, Santschi PH, Corapcioglu O, Sharma P, Fehn U. 129I in Gulf of Mexico waters Earth and Planetary Science Letters. 135: 131-138. DOI: 10.1016/0012-821X(95)00153-4  0.92
1994 Fehn U, Moran JE, Teng RTD, Rao U. Dating and tracing of fluids using 129I and 36Cl: results from geothermal fluids, oil field brines and formation waters Nuclear Inst. and Methods in Physics Research, B. 92: 380-384. DOI: 10.1016/0168-583X(94)96038-0  0.92
1993 Beasley TM, Cecil LD, Sharma P, Kubik PW, Fehn U, Mann LJ, Gove HE. Chlorine-36 in the snake river plain aquifer at the Idaho national engineering laboratory: origin and implications Ground Water. 31: 302-310. DOI: 10.1111/J.1745-6584.1993.Tb01822.X  0.92
1992 Fehn U, Peters EK, Tullai-Fitzpatrick S, Kubik PW, Sharma P, Teng RTD, Gove HE, Elmore D. 129I and 36Cl concentrations in waters of the eastern Clear Lake area, California: Residence times and source ages of hydrothermal fluids Geochimica Et Cosmochimica Acta. 56: 2069-2079. DOI: 10.1016/0016-7037(92)90330-L  0.92
1990 Gove HE, Kubik PW, Sharma P, Datar S, Fehn U, Hossain TZ, Koffer J, Lavine JP, Lee ST, Elmore D. Applications of AMS to electronic and silver halide imaging research Nuclear Inst. and Methods in Physics Research, B. 52: 502-506. DOI: 10.1016/0168-583X(90)90466-8  0.92
1990 Fehn U, Tullai-Fitzpatrick S, Teng RTD, Gove HE, Kubik PW, Sharma P, Elmore D. Dating of oil field brines using 129I Nuclear Inst. and Methods in Physics Research, B. 52: 446-450. DOI: 10.1016/0168-583X(90)90455-4  0.92
1990 Sharma P, Kubik PW, Fehn U, Gove HE, Nishiizumi K, Elmore D. Development of 36Cl standards for AMS Nuclear Inst. and Methods in Physics Research, B. 52: 410-415. DOI: 10.1016/0168-583X(90)90447-3  0.92
1990 Kubik PW, Sharma P, Teng RTD, Tullai-Fitzpatrick S, Datar S, Fehn U, Gove HE, Elmore D. The AMS program at the University of Rochester Nuclear Inst. and Methods in Physics Research, B. 52: 238-242. DOI: 10.1016/0168-583X(90)90413-O  0.92
1989 Fehn U, Kubik PW, Sharma P, Teng RTD. Comment on "the composition of kamacite in iron meteorites investigated by accelerator mass spectrometry, neutron activation analysis and analytical electron microscopy" by K.L. Rasmussen et al Nuclear Inst. and Methods in Physics Research, B. 43: 254-255. DOI: 10.1016/0168-583X(89)90046-3  0.92
1987 Fehn U. The evolution of low-temperature convection cells near spreading centers: A mechanism for the formation of the galapagos mounds and similar manganese deposits-a reply Economic Geology. 82: 2208-2210. DOI: 10.2113/gsecongeo.82.8.2208  0.92
1987 Kubik PW, Elmore D, Fehn U, Phillips FM. Accelerator mass spectrometry of 36Cl, 129I and 187Os Nuclear Inst. and Methods in Physics Research, B. 24: 676-681. DOI: 10.1016/S0168-583X(87)80223-9  0.92
1987 Tullai S, Tubbs LE, Fehn U. Iodine extraction from petroleum for analysis of 129I/127I ratios by AMS Nuclear Inst. and Methods in Physics Research, B. 29: 383-386. DOI: 10.1016/0168-583X(87)90269-2  0.92
1987 Fehn U, Tullai S, Teng RTD, Elmore D, Kubik PW. Determination of 129I in heavy residues of two crude oils Nuclear Inst. and Methods in Physics Research, B. 29: 380-382. DOI: 10.1016/0168-583X(87)90268-0  0.92
1987 Teng RTD, Fehn U, Elmore D, Hemmick TK, Kubik PW, Gove HE. Determination of Os isotopes and Re Os ratios using AMS Nuclear Inst. and Methods in Physics Research, B. 29: 281-285. DOI: 10.1016/0168-583X(87)90250-3  0.92
1987 Kubik PW, Elmore D, Hemmick TK, Gove HE, Fehn U, Teng RTD, Jiang S, Tullai S. Accelerator mass spectrometry at the university of Rochester Nuclear Inst. and Methods in Physics Research, B. 29: 138-142. DOI: 10.1016/0168-583X(87)90222-9  0.92
1986 Fehn U. The evolution of low-temperature convection cells near spreading centers: a mechanism for the formation of the Galapagos mounds and similar manganese deposits Economic Geology. 81: 1396-1407. DOI: 10.2113/Gsecongeo.81.6.1396  0.92
1986 Fehn U, Teng R, Elmore D, Kubik PW. Isotopic composition of osmium in terrestrial samples determined by accelerator mass spectrometry Nature. 323: 707-710. DOI: 10.1038/323707A0  0.92
1986 Fehn U, Holdren GR, Elmore D, Brunelle T, Teng R, Kubik PW. Determination of natural and anthropogenic 129I in marine sediments Geophysical Research Letters. 13: 137-139. DOI: 10.1029/Gl013I002P00137  0.92
1986 Fehn U, Cathles LM. The influence of plate movement on the evolution of hydrothermal convection cells in the oceanic crust Tectonophysics. 125: 289-312. DOI: 10.1016/0040-1951(86)90167-8  0.92
1985 Fehn U. Post-magmatic convection related to high heat production in granites of southwest England: a theoretical study High Heat Production (Hhp) Granites, Hydrothermal Circulation and Ore Genesis. 99-111.  0.92
1983 Fehn U, Green KE, Von Herzen RP, Cathles LM. Numerical models for the hydrothermal field at the Galapagos Spreading Center Journal of Geophysical Research. 88: 1033-1048. DOI: 10.1029/Jb088Ib02P01033  0.92
1982 Von Herzen RP, Detrick RS, Crough ST, Epp D, Fehn U. Thermal origin of the Hawaiian swell: heat flow evidence and thermal models Journal of Geophysical Research. 87: 6711-6723.  0.92
1981 Detrick RS, Von Herzen RP, Crough ST, Epp D, Fehn U. Heat flow on the Hawaiian Swell and lithospheric reheating Nature. 292: 142-143. DOI: 10.1038/292142a0  0.92
1979 Fehn U, Cathles LM. Hydrothermal convection at slow-spreading mid-ocean ridges Tectonophysics. 55: 239-260. DOI: 10.1016/0040-1951(79)90343-3  0.92
1978 Fehn U. Qualitative models of spreading-center processes, including hydrothermal penetration: discussion Tectonophysics. 44: 345-347. DOI: 10.1016/0040-1951(78)90076-8  0.92
1978 Fehn U, Cathles LM, Holland HD. HYDROTHERMAL CONVECTION AND URANIUM DEPOSITS IN ABNORMALLY RADIOACTIVE PLUTONS Econ Geol Bull Soc Econ Geol. 73: 1556-1566.  0.92
1977 Fehn U, Siegel MD, Robinson GR, Holland HD, Williams DL, Erickson AJ, Green KE. Deep-water temperatures in the FAMOUS area Bulletin of the Geological Society of America. 88: 488-494. DOI: 10.1130/0016-7606(1977)88<488:DTITFA>2.0.CO;2  0.92
1976 Fehn U. Variance of ion-electron coefficients with atomic number of impacting ions International Journal of Mass Spectrometry and Ion Physics. 21: 1-14. DOI: 10.1016/0020-7381(76)80060-5  0.92
1974 Fehn U. Isotope effect of ion-electron emission International Journal of Mass Spectrometry and Ion Physics. 15: 391-397. DOI: 10.1016/0020-7381(74)80037-9  0.92
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