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adsorption (8) 8
soils (8) 8
carbon (6) 6
geochemistry & geophysics (6) 6
minerals (6) 6
other (6) 6
sciences of the universe (6) 6
index medicus (5) 5
surface-area (5) 5
chemical precipitation (4) 4
environmental sciences (4) 4
forest soils (4) 4
iron (4) 4
iron-oxides (4) 4
microbiology (4) 4
particle-size fractions (4) 4
soil (4) 4
soil science (4) 4
sorption (4) 4
agronomy (3) 3
bacteria (3) 3
biodiversity (3) 3
chemical properties (3) 3
chemical-composition (3) 3
communities (3) 3
coprecipitation (3) 3
decomposition (3) 3
engineering, environmental (3) 3
geosciences, multidisciplinary (3) 3
germany (3) 3
hydrogen-ion concentration (3) 3
iron oxides (3) 3
nuclear magnetic resonance spectroscopy (3) 3
phylogeny (3) 3
reduction (3) 3
sulfur (3) 3
acid forest soils (2) 2
bacteria - genetics (2) 2
carbon cycle (2) 2
carbon sequestration (2) 2
clay minerals (2) 2
complexes (2) 2
cpmas nmr (2) 2
dynamics (2) 2
ecology (2) 2
environments (2) 2
extracellular polymeric substances (2) 2
fe speciation (2) 2
ferric compounds - chemistry (2) 2
ft-ir (2) 2
humic substances (2) 2
hydrofluoric-acid (2) 2
iron - analysis (2) 2
iron - metabolism (2) 2
lake sediments (2) 2
lignin (2) 2
magnetic-materials (2) 2
methods (2) 2
mineralogy (2) 2
molecular sequence data (2) 2
nmr (2) 2
organic chemicals - chemistry (2) 2
organic matter stabilization (2) 2
organic-carbon (2) 2
organo-mineral associations (2) 2
oxides (2) 2
oxygen (2) 2
particle size (2) 2
peat (2) 2
plant sciences (2) 2
pyrites (2) 2
rna, ribosomal, 16s - genetics (2) 2
scanning electron microscopy (2) 2
sediments (2) 2
soil organic matter (2) 2
spectroscopy, fourier transform infrared (2) 2
spectrum analysis (2) 2
spectrum analysis, raman (2) 2
subsoil (2) 2
surface area (2) 2
wetlands (2) 2
14c activity (1) 1
14c age (1) 1
16s ribosomal-rna (1) 1
29si- and 27al-nmr spectroscopy (1) 1
6-line ferrihydrite (1) 1
60 (1) 1
absorption (1) 1
absorption spectroscopy (1) 1
acetate (1) 1
acetic acid (1) 1
acid mine drainage (1) 1
acid soils (1) 1
acid sulfate soils (1) 1
acid-mine drainage (1) 1
acidithionbacillus (1) 1
acids (1) 1
adaptation, physiological (1) 1
advanced light-source (1) 1
aerobiosis (1) 1
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1. Full Text Mineral-Organic Associations: Formation, Properties, and Relevance in Soil Environments
by Kleber, Markus and Eusterhues, Karin and Keiluweit, Marco and Mikutta, Christian and Mikutta, Robert and Nico, Peter S
Advances in Agronomy, ISSN 0065-2113, 2015, Volume 130, pp. 1 - 140
Minerals and organic matter (OM) may form intricate associations via myriad interactions. In soils, the associations of OM with mineral surfaces are mainly... 
Ecological geochemistry | Soil carbon turnover | Extracellular polymeric substances | Microbial-mineral interactions | Mineral surfaces | Mineral-organic associations | Dissolved organic matter | Adsorption | Coprecipitation | Mineral-organic complexes | RAY-ABSORPTION SPECTROSCOPY | MICROBIAL FE(III) REDUCTION | AZOSPIRILLUM-BRASILENSE CD | AGRONOMY | ATOMIC-FORCE MICROSCOPY | EXTRACELLULAR POLYMERIC SUBSTANCES | HUMIC-ACID ADSORPTION | METAL-OXIDE SURFACES | ATR-FTIR SPECTROSCOPY | ARBUSCULAR MYCORRHIZAL FUNGI | DISSIMILATORY IRON REDUCTION
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2. Full Text Biodegradation of ferrihydrite-associated organic matter
by Karin Eusterhues and Julia Neidhardt and Anke Hädrich and Kirsten Küsel and Kai Uwe Totsche
Biogeochemistry, ISSN 0168-2563, 1/2014, Volume 119, Issue 1, pp. 45 - 50
The association of organic molecules with mineral surfaces is a major mechanism to stabilize soil organic matter against biodegradation. We performed microbial... 
Biodegradation | Ferrihydrite | Lignin | Adsorption | Brief Communications | Soil organic matter | Mineral soils | Acid soils | Minerals | Organic soils | Forest soils | Earth Sciences | Biogeosciences | Life Sciences, general | Ecosystems | Organic matter stabilization | Carbon cycling | Carbon sequestration | Organo-mineral associations | Environmental Chemistry | Coprecipitation | SOILS | CARBON | STABILIZATION | SORPTION | DECOMPOSITION | MINERAL ASSOCIATIONS | ENVIRONMENTAL SCIENCES | GEOSCIENCES, MULTIDISCIPLINARY | Mineralogical research | Polysaccharides | Iron oxides | Organic chemicals | Matter & antimatter
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3. Full Text Ferrihydrite-associated organic matter (OM) stimulates reduction by Shewanella oneidensis MR-1 and a complex microbial consortia
by Elizabeth Cooper, Rebecca and Eusterhues, Karin and Wegner, Carl-Eric and Uwe Totsche, Kai and Küsel, Kirsten
Biogeosciences, ISSN 1726-4170, 11/2017, Volume 14, Issue 22, pp. 5171 - 5188
The formation of Fe(III) oxides in natural environments occurs in the presence of natural organic matter (OM), resulting in the formation of OM-mineral... 
MICROORGANISMS | IRON(III) | FE(III) OXIDE | GEOSCIENCES, MULTIDISCIPLINARY | CARBON | SOIL | ECOLOGY | EXTRACELLULAR ELECTRON-TRANSFER | SULFATE-REDUCING PROKARYOTES | IRON | HUMIC SUBSTANCES | BACTERIAL NANOWIRES | Environmental aspects | Chemical properties | Iron oxides | Shewanella | Microbial colonies | Enrichment | Organic matter | rRNA 16S | Lactate | Communities | Fens | Surfaces | Electron transfer | Oxides | Iron | Fermenters | Minerals | Consortia | Reduction | Microorganisms | Bacteria | Coprecipitation | Community structure | Incubation | Acetate | Sediments | Environments | Soils | Lactic acid | Acetic acid | Electrons
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4. Full Text Calcite Biomineralization by Bacterial Isolates from the Recently Discovered Pristine Karstic Herrenberg Cave
by Anna Rusznyák and Denise M. Akob and Sándor Nietzsche and Karin Eusterhues and Kai Uwe Totsche and Thomas R. Neu and Torsten Frosch and Jürgen Popp and Robert Keiner and Jörn Geletneky and Lutz Katzschmann and Ernst-Detlef Schulze and Kirsten Küsel
Applied and Environmental Microbiology, ISSN 0099-2240, 02/2012, Volume 78, Issue 4, pp. 1157 - 1167
Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit... 
CARBONATE PRECIPITATION | INDUCED MINERALIZATION | LITHOAUTOTROPHIC MICROBIAL ECOSYSTEMS | ALTAMIRA CAVE | ENVIRONMENTS | BIOTECHNOLOGY & APPLIED MICROBIOLOGY | BIAS | MOONMILK DEPOSITS | MICROBIOLOGY | DIVERSITY | COMMUNITIES | 16S RIBOSOMAL-RNA | Bacteria - metabolism | Soil Microbiology | Molecular Sequence Data | DNA, Bacterial - chemistry | Phylogeny | Biodiversity | Calcium Carbonate - metabolism | Groundwater - microbiology | Bacteria - genetics | DNA, Ribosomal - chemistry | Sequence Analysis, DNA | Microscopy, Confocal | Bacteria - isolation & purification | DNA, Bacterial - genetics | Biotransformation | Bacteria - classification | RNA, Ribosomal, 16S - genetics | Spectrum Analysis, Raman | Germany | Cluster Analysis | DNA, Ribosomal - genetics | Geomicrobiology
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5. Full Text Organo‐mineral associations in temperate soils: Integrating biology, mineralogy, and organic matter chemistry
by Kögel‐Knabner, Ingrid and Guggenberger, Georg and Kleber, Markus and Kandeler, Ellen and Kalbitz, Karsten and Scheu, Stefan and Eusterhues, Karin and Leinweber, Peter
Journal of Plant Nutrition and Soil Science, ISSN 1436-8730, 02/2008, Volume 171, Issue 1, pp. 61 - 82
We summarize progress with respect to (1) different approaches to isolate, extract, and quantify organo‐mineral compounds from soils, (2) types of mineral... 
fractionation | NMR | 14C age | microhabitat | organic matter stabilization | specific surface area | SEM | Microhabitat | C age | Fractionation | Organic matter stabilization | Specific surface area | ENZYME-ACTIVITIES | AGRONOMY | TERRESTRIS L. OLIGOCHAETA | SURFACE-AREA | LUMBRICUS-TERRESTRIS | CLAY FRACTIONS | PLANT SCIENCES | SOIL SCIENCE | MICROBIAL BIOMASS | ACID FOREST SOILS | DENSITY FRACTIONS | PARTICLE-SIZE FRACTIONS | SCANNING-ELECTRON-MICROSCOPY | C-14 age
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6. Full Text Oxygen-dependent niche formation of a pyrite-dependent acidophilic consortium built by archaea and bacteria
by Ziegler, Sibylle and Dolch, Kerstin and Geiger, Katharina and Krause, Susanne and Asskamp, Maximilian and Eusterhues, Karin and Kriews, Michael and Wilhelms-Dick, Dorothee and Goettlicher, Joerg and Majzlan, Juraj and Gescher, Johannes
ISME Journal, ISSN 1751-7362, 09/2013, Volume 7, Issue 9, pp. 1725 - 1737
Biofilms can provide a number of different ecological niches for microorganisms. Here, a multispecies biofilm was studied in which pyrite-oxidizing microbes... 
Leptospririllum | ARMAN | acid mine drainage | ecological niche | thermoplasmatales | Acidithionbacillus | RIO TINTO | MICROBIOLOGY | IRON | WATERS | FERROOXIDANS | MICROBIAL COMMUNITIES | REDUCTION | ECOLOGY | SP-NOV | ACID-MINE DRAINAGE | SPAIN | Anaerobiosis | Archaea - physiology | Microbial Consortia - physiology | Aerobiosis | Bacterial Physiological Phenomena | Phylogeny | Biodiversity | Bacteria - genetics | Iron - metabolism | Oxygen - metabolism | Mining | Biofilms | Carbon Cycle | RNA, Ribosomal, 16S - genetics | Archaea - genetics | Sulfides - metabolism | Hydrogen-Ion Concentration | Original
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7. Full Text Fractionation of Organic Matter Due to Reaction with Ferrihydrite: Coprecipitation versus Adsorption
by Eusterhues, Karin and Rennert, Thilo and Knicker, Heike and Kögel-Knabner, Ingrid and Totsche, Kai U and Schwertmann, Udo
Environmental Science & Technology, ISSN 0013-936X, 01/2011, Volume 45, Issue 2, pp. 527 - 533
In soil and water, ferrihydrite frequently forms in the presence of dissolved organic matter. This disturbs crystal growth and gives rise to coprecipitation of... 
Environmental Processes | ENVIRONMENTAL SCIENCES | FULVIC-ACID | CARBON | SURFACE-AREA | ENGINEERING, ENVIRONMENTAL | DECOMPOSITION | FT-IR | SOIL | PARTICLE-SIZE | RESIDUES | IRON-OXIDES | LIGNIN | Trees | Chemical Precipitation | Soil Pollutants - chemistry | Organic Chemicals - chemistry | Lignin - chemistry | Ferric Compounds - chemistry | Spectroscopy, Fourier Transform Infrared | Particle Size | Adsorption | Chemical Fractionation | Soil - chemistry | Polysaccharides - chemistry | Monosaccharides - chemistry | Hydrogen-Ion Concentration
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8. Full Text Specific surface area of clay minerals: Comparison between atomic force microscopy measurements and bulk-gas (N 2) and -liquid (EGME) adsorption methods
by Macht, Felix and Eusterhues, Karin and Pronk, Geertje Johanna and Totsche, Kai Uwe
Applied Clay Science, ISSN 0169-1317, 2011, Volume 53, Issue 1, pp. 20 - 26
The specific surface area of natural particles is an important parameter to quantify processes such as mineral dissolution and sorptive interactions in soils... 
AFM | Specific basal surface area | Specific lateral surface area | Montmorillonite | Specific edge surface area | Illite | SOILS | SORPTION | MINERALOGY | Atomic force microscopy | Ethylene glycol | Clay | Adsorption | Microscope and microscopy | Chemical properties | Methods | Surface chemistry | Clay minerals | Specific surface | Surface area
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9. Full Text Stabilisation of soil organic matter by interactions with minerals as revealed by mineral dissolution and oxidative degradation
by Eusterhues, Karin and Rumpel, Cornelia and Kleber, Markus and Kögel-Knabner, Ingrid
Organic Geochemistry, ISSN 0146-6380, 2003, Volume 34, Issue 12, pp. 1591 - 1600
Soil organic matter is known to contain a stable fraction with an old radiocarbon age. Size and stabilisation processes leading to the formation of this old... 
ARABLE SOILS | MAGNETIC-MATERIALS | GEOCHEMISTRY & GEOPHYSICS | HYDROFLUORIC-ACID | CARBON | REMOVAL | C-13 CPMAS NMR | PARTICLE-SIZE FRACTIONS | CHEMICAL-COMPOSITION | COMPLEXES | FOREST SOILS
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10. Full Text Stabilization of soil organic matter isolated via oxidative degradation
by Eusterhues, Karin and Rumpel, Cornelia and Kögel-Knabner, Ingrid
Organic Geochemistry, ISSN 0146-6380, 2005, Volume 36, Issue 11, pp. 1567 - 1575
Formation of long residence time carbon pools in soils is crucial for understanding the global carbon cycle. Acting on the assumption that chemical oxidation... 
LOCATION | GEOCHEMISTRY & GEOPHYSICS | CARBON | MINERALS | HORIZONS | CHEMICAL-COMPOSITION | COMPLEXES | DYNAMICS | FOREST SOILS | AGE | PEROXIDE | Soils | Iron compounds | Ferric oxide | Clay minerals | Oxides | Organic geochemistry | Carbon cycle (Biogeochemistry)
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11. Full Text Characterization of ferrihydrite-soil organic matter coprecipitates by X-ray diffraction and Mössbauer spectroscopy
by Eusterhues, Karin and Wagner, Friedrich E and Häusler, Werner and Hanzlik, Marianne and Knicker, Heike and Totsche, Kai U and Kögel-Knabner, Ingrid and Schwertmann, Udo
Environmental Science and Technology, ISSN 0013-936X, 11/2008, Volume 42, Issue 21, pp. 7891 - 7897
In soils and sediments ferrihydrite often precipitates from solutions containing dissolved organic matter, which affects its crystallinity. To simulate this... 
CRYSTALLIZATION | NANOPARTICLES | ENVIRONMENTAL SCIENCES | SYNTHETIC FERRIHYDRITE | ASSOCIATIONS | SURFACE-AREA | CRYSTALLINITY | ENGINEERING, ENVIRONMENTAL | GOETHITE | 6-LINE FERRIHYDRITE | SORPTION | IRON-OXIDES | Microscopy, Electron, Transmission | Temperature | Chemical Precipitation | Spectroscopy, Mossbauer | Organic Chemicals - chemistry | Ferric Compounds - chemistry | Magnetics | Iron - analysis | Particle Size | Solutions | X-Ray Diffraction | Surface Properties | Soil | Carbon - analysis
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12. Full Text Location and chemical composition of stabilized organic carbon in topsoil and subsoil horizons of two acid forest soils
by Rumpel, Cornelia and Eusterhues, Karin and Kögel-Knabner, Ingrid
Soil Biology and Biochemistry, ISSN 0038-0717, 2004, Volume 36, Issue 1, pp. 177 - 190
The C age of soil organic matter is known to increase with soil depth. Therefore, the aim of this study was to examine the stabilization of carbon compounds in... 
14C activity | Subsoil | Nuclear magnetic resonance spectroscopy | Carbon stabilization | C activity | MATTER | SUBERIN | NUCLEAR-MAGNETIC-RESONANCE | nuclear magnetic resonance spectroscopy | DECOMPOSITION | C-14 activity | C-13 NMR-SPECTROSCOPY | PRESERVATION | carbon stabilization | subsoil | SOIL SCIENCE | PARTICLE-SIZE FRACTIONS | CPMAS NMR | QUEENSLAND | DYNAMICS | Sciences of the Universe | Other
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13. Full Text STXM and NanoSIMS Investigations on EPS Fractions before and after Adsorption to Goethite
by Liu, Xinran and Eusterhues, Karin and Thieme, Jürgen and Ciobota, Valerian and Höschen, Carmen and Mueller, Carsten W and Küsel, Kirsten and Kögel-Knabner, Ingrid and Rösch, Petra and Popp, Jürgen and Totsche, Kai U
Environmental Science & Technology, ISSN 0013-936X, 04/2013, Volume 47, Issue 7, pp. 3158 - 3166
Extracellular polymeric substances (EPS) are expected to be an important source for the formation of mineral-organic associations in soil. Because such... 
ENVIRONMENTAL SCIENCES | TRANSMISSION | EXTRACELLULAR POLYMERIC SUBSTANCES | SURFACE-AREA | ENGINEERING, ENVIRONMENTAL | BACILLUS-SUBTILIS | ADVANCED LIGHT-SOURCE | X-RAY MICROSCOPY | FT-IR | VIBRATIONAL SPECTROSCOPY | ALPHA-FEOOH | ORGANO-MINERAL ASSOCIATIONS | Microscopy - methods | Microspectrophotometry | Biopolymers - chemistry | Adsorption | Nanoparticles - chemistry | Iron Compounds - chemistry | Spectrometry, Mass, Secondary Ion - methods | Carbon Isotopes | Extracellular Space - chemistry | Minerals - chemistry | Spectrum Analysis, Raman | Spectroscopy, Fourier Transform Infrared
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14. Full Text Iron species in soils on a mofette site studied by Fe K-edge X-ray absorption near-edge spectroscopy
by Rennert, Thilo and Eusterhues, Karin and De Andrade, Vincent and Totsche, Kai U and Brookhaven National Laboratory (BNL)
Chemical Geology, ISSN 0009-2541, 11/2012, Volume 332-333, pp. 116 - 123
Geogenic CO , which ascends on so-called mofette sites, may affect development and properties of soils. Therefore, we studied soils on a mofette site in the... 
Fe speciation | Green rust | Organic complexation | Soil formation | Geogenic CO2 | Geogenic CO | BACTERIA | XANES | SPRINGS | IDENTIFICATION | GEOCHEMISTRY & GEOPHYSICS | DEPOSITS | SPECIATION | SURFACE | MOSSBAUER | SIDERITE | Iron ores | Soils | Iron | Iron oxides | Smectite | Chlorites | 60
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15. Full Text Composition and radiocarbon age of HF-resistant soil organic matter in a Podzol and a Cambisol
by Eusterhues, K and Rumpel, C and Kögel-Knabner, I
Organic Geochemistry, ISSN 0146-6380, 2007, Volume 38, Issue 8, pp. 1356 - 1372
Hydrofluoric acid (HF) is able to dissolve most minerals, so it is often used to enrich organic matter (OM) in soils and sediments, though significant OM... 
MAGNETIC-MATERIALS | GEOCHEMISTRY & GEOPHYSICS | HYDROFLUORIC-ACID | ACID FOREST SOILS | CARBON | STATE C-13 NMR |