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George R. Helz
George R. Helz
Professor of Chemistry and Biochemistry, University of Maryland
Verifierad e-postadress på umd.edu
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Mechanism of molybdenum removal from the sea and its concentration in black shales: EXAFS evidence
GR Helz, CV Miller, JM Charnock, JFW Mosselmans, RAD Pattrick, ...
Geochimica et Cosmochimica Acta 60 (19), 3631-3642, 1996
10071996
Molybdenum (VI) speciation in sulfidic waters:: stability and lability of thiomolybdates
BE Erickson, GR Helz
Geochimica et Cosmochimica Acta 64 (7), 1149-1158, 2000
7452000
New model for molybdenum behavior in euxinic waters
GR Helz, E Bura-Nakić, N Mikac, I Ciglenečki
Chemical Geology 284 (3-4), 323-332, 2011
3632011
Regional geochemistry of trace elements in Chesapeake Bay sediments
SA Sinex, GR Helz
Environmental Geology 3 (6), 315-323, 1981
3121981
Aquatic and surface photochemistry
GR Helz
CRC Press, 2018
3112018
Reconstructing the rise of recent coastal anoxia; molybdenum in Chesapeake Bay sediments
JM Adelson, GR Helz, CV Miller
Geochimica et Cosmochimica Acta 65 (2), 237-252, 2001
2812001
Capture of molybdenum in pyrite-forming sediments: role of ligand-induced reduction by polysulfides
TP Vorlicek, MD Kahn, Y Kasuya, GR Helz
Geochimica et Cosmochimica Acta 68 (3), 547-556, 2004
2642004
The structure of amorphous copper sulfide precipitates: An X-ray absorption study
RAD Pattrick, JFW Mosselmans, JM Charnock, KER England, GR Helz, ...
Geochimica et Cosmochimica Acta 61 (10), 2023-2036, 1997
2561997
Differential adsorption of molybdate and tetrathiomolybdate on pyrite (FeS2)
BC Bostick, S Fendorf, GR Helz
Environmental science & technology 37 (2), 285-291, 2003
2522003
Indirect photoreduction of aqueous chromium (VI)
RJ Kieber, GR Helz
Environmental science & technology 26 (2), 307-312, 1992
1871992
Oligomerization in As (III) sulfide solutions: Theoretical constraints and spectroscopic evidence
GR Helz, JA Tossell, JM Charnock, RAD Pattrick, DJ Vaughan, CD Garner
Geochimica et Cosmochimica Acta 59 (22), 4591-4604, 1995
1761995
Solubility of ozone in aqueous solutions of 0-0.6 M ionic strength at 5-30. degree. C
LF Kosak-Channing, GR Helz
Environmental science & technology 17 (3), 145-149, 1983
1751983
Inorganic speciation of mercury in sulfidic waters: the importance of zero-valent sulfur
KE Paquette, GR Helz
Environmental science & technology 31 (7), 2148-2153, 1997
1681997
Thermodynamic model for arsenic speciation in sulfidic waters: a novel use of ab initio computations
GR Helz, JA Tossell
Geochimica et Cosmochimica Acta 72 (18), 4457-4468, 2008
1462008
Regional geochemistry of trace elements in Chesapeake Bay
SA Simex, GR Helz
Environmental Geology 3 (6), 315-323, 1981
1421981
Catalysis by mineral surfaces: implications for Mo geochemistry in anoxic environments
TP Vorlicek, GR Helz
Geochimica et Cosmochimica acta 66 (21), 3679-3692, 2002
1402002
Two-method verification of hydrogen peroxide determinations in natural waters
RJ Kieber, GR Helz
Analytical Chemistry 58 (11), 2312-2315, 1986
1341986
Behavior of Mn, Fe, Cu, Zn, Cd and Pb discharged from a wastewater treatment plant into an estuarine environment
GR Helz, RJ Huggett, JM Hill
Water Research 9 (7), 631-636, 1975
1261975
Volatile chloro‐and bromocarbons in coastal waters 1
GR Helz, RY Hsu
Limnology and Oceanography 23 (5), 858-869, 1978
1201978
Accuracy of acid extraction methods for trace metals in sediments
SA Sinex, AY Cantillo, GR Helz
Analytical Chemistry 52 (14), 2342-2346, 1980
1171980
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Artiklar 1–20