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Results:
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Results: 23
Authors:
Heumann, KG
Citation: Kg. Heumann, To Professor Dr. Bernd Neldhart on his 60th birthday, FRESEN J AN, 371(6), 2001, pp. 689-690
Authors:
Klemens, P
Heumann, KG
Citation: P. Klemens et Kg. Heumann, Development of an ICP-HRIDMS method for accurate determination of traces of silicon in biological and clinical samples, FRESEN J AN, 371(6), 2001, pp. 758-763
Authors:
Tibi, M
Heumann, KG
Citation: M. Tibi et Kg. Heumann, Determination of trace elements in quartz glass by use of LINA-Spark-ICP-MS as a new method for bulk analysis of solid samples, FRESEN J AN, 370(5), 2001, pp. 521-526
Authors:
Demuth, N
Heumann, KG
Citation: N. Demuth et Kg. Heumann, Validation of methylmercury determinations in aquatic systems by alkyl derivatization methods for GC analysis using ICP-IDMS, ANALYT CHEM, 73(16), 2001, pp. 4020-4027
Authors:
Vogl, J
Liesegang, D
Ostermann, M
Diemer, J
Berglund, M
Quetel, CR
Taylor, PDP
Heumann, KG
Citation: J. Vogl et al., Producing SI-traceable reference values for Cd, Cr and Pb amount contents in polyethylene samples from the Polymer Elemental Reference Material (PERM) project using isotope dilution mass spectrometry, ACCRED Q A, 5(8), 2000, pp. 314-324
Authors:
Burba, P
Jakubowski, B
Kuckuk, R
Kullmer, K
Heumann, KG
Citation: P. Burba et al., Characterization of aquatic humic substances and their metal complexes by immobilized metal-chelate affinity chromatography on iron(III)-loaded ion exchangers, FRESEN J AN, 368(7), 2000, pp. 689-696
Authors:
Diemer, J
Heumann, KG
Citation: J. Diemer et Kg. Heumann, Development of an ICP-IDMS method for accurate routine analyses of toxic heavy metals in polyolefins and comparison with results by TI-IDMS, FRESEN J AN, 368(1), 2000, pp. 103-108
Authors:
Muller, M
Heumann, KG
Citation: M. Muller et Kg. Heumann, Isotope dilution inductively coupled plasma quadrupole mass spectrometry in connection with a chromatographic separation for ultra trace determinations of platinum group elements (Pt, Pd, Ru, Ir) in environmental samples, FRESEN J AN, 368(1), 2000, pp. 109-115
Authors:
Heumann, KG
Radlinger, G
Erbes, M
Heiber, I
Obst, U
Filip, Z
Claus, H
Citation: Kg. Heumann et al., Ageing of dissolved halogenated humic substances and the microbiological influence on this process, ACT HYDR HY, 28(4), 2000, pp. 193-201
Authors:
Schedlbauer, OF
Heumann, KG
Citation: Of. Schedlbauer et Kg. Heumann, Biomethylation of thallium by bacteria and first determination of biogenicdimethylthallium in the ocean, APPL ORGAN, 14(6), 2000, pp. 330-340
Authors:
Radlinger, G
Heumann, KG
Citation: G. Radlinger et Kg. Heumann, Transformation of iodide in natural and wastewater systems by fixation on humic substances, ENV SCI TEC, 34(18), 2000, pp. 3932-3936
Authors:
Wiedemann, B
Radlinger, G
Alt, HC
Heumann, KG
Bethge, K
Citation: B. Wiedemann et al., Spark source mass spectrometric assessment of boron and nitrogen concentrations in crystalline gallium arsenide, FRESEN J AN, 364(8), 1999, pp. 772-776
Authors:
Heumann, KG
Citation: Kg. Heumann, 4th Symposium on Mass Spectrometric Methods for Element Trace Analysis, FRESEN J AN, 364(5), 1999, pp. 365-366
Authors:
Diemer, J
Heumann, KG
Citation: J. Diemer et Kg. Heumann, Determination of zirconium traces in polymers by ICP-IDMS - a powerful andfast method for routine testing of zirconium residues in polyolefins, FRESEN J AN, 364(5), 1999, pp. 421-423
Authors:
Marx, G
Heumann, KG
Citation: G. Marx et Kg. Heumann, Mass spectrometric investigations of the kinetic stability of chromium andcopper complexes with humic substances by isotope-labelling experiments, FRESEN J AN, 364(5), 1999, pp. 489-494
Authors:
Krystek, P
Heumann, KG
Citation: P. Krystek et Kg. Heumann, Determination of ruthenium in photographic emulsions - development and comparison of different sample treatments and mass spectrometric methods, FRESEN J AN, 364(1-2), 1999, pp. 87-90
Authors:
Vengosh, A
Barth, S
Heumann, KG
Eisenhut, S
Citation: A. Vengosh et al., Boron isotopic composition of freshwater lakes from central Europe and possible contamination sources, ACT HYDR HY, 27(6), 1999, pp. 416-421
Authors:
Krystek, P
Heumann, KG
Citation: P. Krystek et Kg. Heumann, Development of accurate mass spectrometric routine and reference methods for the determination of trace amounts of iridium and rhodium in photographic emulsions, J ANAL ATOM, 14(9), 1999, pp. 1443-1447
Authors:
Demuth, N
Heumann, KG
Citation: N. Demuth et Kg. Heumann, Determination of trace amounts of boron in rainwater by ICP-IDMS and NTI-IDMS and the dependence on meteorological and anthropogenic influences, J ANAL ATOM, 14(9), 1999, pp. 1449-1453
Authors:
Pongratz, R
Heumann, KG
Citation: R. Pongratz et Kg. Heumann, Production of methylated mercury, lead, and cadmium by marine bacteria as a significant natural source for atmospheric heavy metals in polar regions, CHEMOSPHERE, 39(1), 1999, pp. 89-102
Authors:
Schedlbauer, OF
Heumann, KG
Citation: Of. Schedlbauer et Kg. Heumann, Development of an isotope dilution mass spectrometric method for dimethylthallium speciation and first evidence of its existence in the ocean, ANALYT CHEM, 71(24), 1999, pp. 5459-5464
Authors:
Vanhaecke, F
Diemer, J
Heumann, KG
Moens, L
Dams, R
Citation: F. Vanhaecke et al., Use of thermal ionization isotope dilution mass spectrometry (TI-IDMS) as an oligo-element method for the determination of photographically relevant trace elements in AgCl emulsions, FRESEN J AN, 362(7-8), 1998, pp. 553-557
Authors:
Pongratz, R
Heumann, KG
Citation: R. Pongratz et Kg. Heumann, Determination of concentration profiles of methyl mercury compounds in surface waters of polar and other remote oceans by GC-AFD, INT J ENV A, 71(1), 1998, pp. 41-56
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