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Karen H. Johannesson
Karen H. Johannesson
Professor of Geochemistry, University of Massachusetts
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Factor analytical approaches for evaluating groundwater trace element chemistry data
IM Farnham, KH Johannesson, AK Singh, VF Hodge, KJ Stetzenbach
Analytica Chimica Acta 490 (1-2), 123-138, 2003
3202003
Speciation of rare earth elements in natural terrestrial waters: assessing the role of dissolved organic matter from the modeling approach
J Tang, KH Johannesson
Geochimica et Cosmochimica Acta 67 (13), 2321-2339, 2003
3202003
Rare earth elements as geochemical tracers of regional groundwater mixing
KH Johannesson, KJ Stetzenbach, VF Hodge
Geochimica et Cosmochimica Acta 61 (17), 3605-3618, 1997
3101997
Treatment of nondetects in multivariate analysis of groundwater geochemistry data
IM Farnham, AK Singh, KJ Stetzenbach, KH Johannesson
Chemometrics and Intelligent Laboratory Systems 60 (1-2), 265-281, 2002
3072002
Rare earth elements (REE) and yttrium in stream waters, stream sediments, and Fe–Mn oxyhydroxides: fractionation, speciation, and controls over REE+ Y patterns in the surface …
MI Leybourne, KH Johannesson
Geochimica et Cosmochimica Acta 72 (24), 5962-5983, 2008
2952008
Origin of middle rare earth element enrichments in acid waters of a Canadian High Arctic lake
KH Johannesson, X Zhou
Geochimica et Cosmochimica Acta 63 (1), 153-165, 1999
2561999
Rare earth element complexation behavior in circumneutral pH groundwaters: assessing the role of carbonate and phosphate ions
KH Johannesson, KJ Stetzenbach, VF Hodge, WB Lyons
Earth and Planetary Science Letters 139 (1-2), 305-319, 1996
2371996
Rare earth element concentrations and speciation in organic-rich blackwaters of the Great Dismal Swamp, Virginia, USA
KH Johannesson, J Tang, JM Daniels, WJ Bounds, DJ Burdige
Chemical Geology 209 (3-4), 271-294, 2004
2362004
Geochemistry of the rare-earth elements in hypersaline and dilute acidic natural terrestrial waters: complexation behavior and middle rare-earth element enrichments
KH Johannesson, WB Lyons, MA Yelken, HE Gaudette, KJ Stetzenbach
Chemical Geology 133 (1-4), 125-144, 1996
2091996
The rare earth element geochemistry of Mono Lake water and the importance of carbonate complexing
KH Johannesson, WB Lyons
Limnology and Oceanography 39 (5), 1141-1154, 1994
2081994
Rare-earth element geochemistry of Colour Lake, an acidic freshwater lake on Axel Heiberg Island, Northwest Territories, Canada
KH Johannesson, WB Lyons
Chemical Geology 119 (1-4), 209-223, 1995
2041995
Ligand extraction of rare earth elements from aquifer sediments: implications for rare earth element complexation with organic matter in natural waters
J Tang, KH Johannesson
Geochimica et Cosmochimica Acta 74 (23), 6690-6705, 2010
1752010
Rare earth element fractionation and concentration variations along a groundwater flow path within a shallow, basin-fill aquifer, southern Nevada, USA
KH Johannesson, IM Farnham, C Guo, KJ Stetzenbach
Geochimica et Cosmochimica Acta 63 (18), 2697-2708, 1999
1731999
Origin of rare earth element signatures in groundwaters of circumneutral pH from southern Nevada and eastern California, USA
KH Johannesson, X Zhou, C Guo, KJ Stetzenbach, VF Hodge
Chemical Geology 164 (3-4), 239-257, 2000
1632000
Deciphering groundwater flow systems in Oasis Valley, Nevada, using trace element chemistry, multivariate statistics, and geographical information system
IM Farnham, KJ Stetzenbach, AK Singh, KH Johannesson
Mathematical Geology 32, 943-968, 2000
1522000
Do Archean chemical sediments record ancient seawater rare earth element patterns?
KH Johannesson, DL Hawkins Jr, A Cortés
Geochimica et Cosmochimica Acta 70 (4), 871-890, 2006
1442006
Rare earth element geochemistry of groundwaters from a thick till and clay-rich aquitard sequence, Saskatchewan, Canada
KH Johannesson, MJ Hendry
Geochimica et Cosmochimica Acta 64 (9), 1493-1509, 2000
1372000
Balancing the global oceanic neodymium budget: evaluating the role of groundwater
KH Johannesson, DJ Burdige
Earth and Planetary Science Letters 253 (1-2), 129-142, 2007
1352007
Delineation of ground‐water flow systems in the Southern Great Basin using aqueous rare earth element distributions
KH Johannesson, KJ Stetzenbach, VF Hodge, DK Kreamer, X Zhou
Groundwater 35 (5), 807-819, 1997
1231997
Submarine groundwater discharge is an important net source of light and middle REEs to coastal waters of the Indian River Lagoon, Florida, USA
KH Johannesson, DA Chevis, DJ Burdige, JE Cable, JB Martin, M Roy
Geochimica et Cosmochimica Acta 75 (3), 825-843, 2011
1162011
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