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Items where contributor is "Kahmen, Ansgar"

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2017

Gamarra, Bruno and Kahmen, Ansgar. (2017) Low secondary leaf wax n-alkane synthesis on fully mature leaves of C3 grasses grown at controlled environmental conditions and variable humidity. Rapid Communications in Mass Spectrometry, 31 (2). pp. 218-226.

Nelson, Daniel and Knohl, Alexander and Sachse, Dirk and Schefusse, Enno and Kahmen, Ansgar. (2017) Sources and abundances of leaf waxes in aerosols in central Europe. Geochimica et Cosmochimica Acta, 198. pp. 299-314.

Lehmann, Marco M. and Gamarra, Bruno and Kahmen, Ansgar and Siegwolf, Rolf T. W. and Saurer, Matthias. (2017) Oxygen isotope fractionations across individual leaf carbohydrates in grass and tree species. Plant, Cell and Environment, 40 (8). pp. 1658-1670.

Bögelein, Rebekka and Thomas, Frank M. and Kahmen, Ansgar. (2017) Leaf water (18) O and (2) H enrichment along vertical canopy profiles in a broadleaved and a conifer forest tree. Plant, Cell and Environment, 40 (7). pp. 1086-1103.

Munksgaard, N. C. and Cheesman, A. W. and English, N. B. and Zwart, C. and Kahmen, A. and Cernusak, L. A.. (2017) Identifying drivers of leaf water and cellulose stable isotope enrichment in Eucalyptus in northern Australia. Oecologia, 183 (1). pp. 31-43.

Symanczik, Sarah and Gisler, Michelle and Thonar, Cécile and Schlaeppi, Klaus and Van der Heijden, Marcel and Kahmen, Ansgar and Boller, Thomas and Mäder, Paul. (2017) Application of Mycorrhiza and Soil from a Permaculture System Improved Phosphorus Acquisition in Naranjilla. Frontiers in Plant Science, 8. p. 1263.

Newberry, Sarah L. and Prechsl, Ulrich E. and Pace, Matthew and Kahmen, Ansgar. (2017) Tightly bound soil water introduces isotopic memory effects on mobile and extractable soil water pools. Isotopes in Environmental and Health Studies, 53 (4). pp. 368-381.

Rach, Oliver and Kahmen, Ansgar and Brauer, Achim and Sachse, Dirk. (2017) A dual-biomarker approach for quantification of changes in relative humidity from sedimentary lipid D/H ratios. Climate of the Past, 13. pp. 741-757.

2016

Cernusak, L. A. and Barbour, M. M. and Cheesman, A. W. and English, N. B. and Field, T. S. and Helliker, B. R. and Holloway-Phillips, M. M. and Holtum, J. A. M. and Kahmen, Ansgar and McInerney, F. A. and Munksgaard, N. C. and Simonin, K. A. and Song, X. and Stuart-Williams, H. and West, J. B. and Farquhar, G. D.. (2016) Stable isotopes in leaf water of terrestrial plants. Plant, Cell and Environment, 39 (5). pp. 1087-1102.

Gamarra, Bruno and Sachse, D. and Kahmen, Ansgar. (2016) Effects of leaf water evaporative 2H-enrichment and biosynthetic fractionation on leaf wax n-alkane δ2H values in C3 and C4 grasses. Plant, Cell and Environment, 39 (11). pp. 2390-2403.

Brinkmann, Nadine and Eugster, Werner and Zweifel, Roman and Buchmann, Nina and Kahmen, Ansgar. (2016) Temperate tree species show identical response in tree water deficit but different sensitivities in sap flow to summer soil drying. Tree Physiology, 36 (12). pp. 1508-1519.

2015

Roden, John and Kahmen, Ansgar and Buchmann, Nina and Siegwolf, Rolf T. W.. (2015) The enigma of effective path length for (18) O enrichment in leaf water of conifers. Plant, cell & environment, 38 (12). pp. 2551-2565.

Newberry, Sarah and Kahmen, Ansgar and Dennisa, Paul and Granta, Alastair. (2015) n-Alkane biosynthetic hydrogen isotope fractionation is not constant throughout the growing season in the riparian tree Salix viminalis. Geochimica et cosmochimica acta, 165. pp. 75-85.

Gamarra, Bruno and Kahmen, Ansgar. (2015) Concentrations and δ(2)H values of cuticular n-alkanes vary significantly among plant organs, species and habitats in grasses from an alpine and a temperate European grassland. Oecologia, 178 (4). pp. 981-998.

Sachse, Dirk and Dawson, Todd E. and Kahmen, Ansgar. (2015) Seasonal variation of leaf wax n-alkane production and δ(2)H values from the evergreen oak tree, Quercus agrifolia. Isotopes in Environmental and Health Studies, Vol. 51, H. 1. S. 124-142.

Craine, Joseph M. and Elmore, Andrew J. and Wang, Lixin and Augusto, Laurent and Baisden, W. Troy and Brookshire, E. N. J. and Cramer, Michael D. and Hasselquist, Niles J. and Hobbie, Erik A. and Kahmen, Ansgar and Koba, Keisuke and Kranabetter, J. Marty and Mack, Michelle C. and Marin-Spiotta, Erika and Mayor, Jordan R. and McLauchlan, Kendra K. and Michelsen, Anders and Nardoto, Gabriela B. and Oliveira, Rafael S. and Perakis, Steven S. and Peri, Pablo L. and Quesada, Carlos A. and Richter, Andreas and Schipper, Louis A. and Stevenson, Bryan A. and Turner, Benjamin L. and Viani, Ricardo A. G. and Wanek, Wolfgang and Zeller, Bernd. (2015) Convergence of soil nitrogen isotopes across global climate gradients. Scientific Reports, 5 (8280).

Prechsl, Ulrich E. and Burri, Susanne and Gilgen, Anna K. and Kahmen, Ansgar and Buchmann, Nina. (2015) No shift to a deeper water uptake depth in response to summer drought of two lowland and sub-alpine C₃-grasslands in Switzerland. Oecologia, Vol. 177, H. 1. S. 97-111.

Tuthorn, Mario and Zechner, Rudolf and Ruppenthal, Marc and Oelmann, Yvonne and Kahmen, Ansgar and del Valle , H. F. and Eglinton, T. and Rozanski, K.. (2015) Coupling δ2H and δ18O biomarker results yields information on relative humidity and isotopic composition of precipitation – a climate transect validation study. Biogeosciences, 12 (12). pp. 3913-3924.

2014

Prechsl, Ulrich E. and Gilgen, Anna K. and Kahmen, Ansgar and Buchmann, Nina. (2014) Reliability and quality of water isotope data collected with a low-budget rain collector. Rapid communications in mass spectrometry, Vol. 28, H. 8. S. 879-885.

Tuthorn, Mario and Zech, Michael and Ruppenthal, Marc and Oelmann, Yvonne and Kahmen, Ansgar and Francisco del Valle, Héctor and Wilcke, Wolfgang and Glaser, Bruno. (2014) Oxygen isotope ratios (18O/16O) of hemicellulose-derived sugar biomarkers in plants, soils and sediments as paleoclimate proxy II: Insight from a climate transect study. Geochimica et cosmochimica acta, Vol. 126 , S. 624–634.

Vicca, S. and Bahn, M. and Estiarte, M. and van Loon, E. E. and Vargas, R. and Alberti, G. and Ambus, P. and Arain, M. A. and Beier, C. and Bentley, L. P. and Borken, W. and Buchmann, N. and Collins, S. L. and de Dato, G. and Dukes, J. S. and Escolar, C. and Fay, P. and Guidolotti, G. and Hanson, P. J. and Kahmen, A. and Kroel-Dulay, G. and Ladreiter-Knauss, T. and Larsen, K. S. and Lellei-Kovacs, E. and Lebrija-Trejos, E. and Maestre, F. T. and Marhan, S. and Marshall, M. and Meir, P. and Miao, Y. and Muhr, J. and Niklaus, P. A. and Ogaya, R. and Penuelas, J. and Poll, C. and Rustad, L. E. and Savage, K. and Schindlbacher, A. and Schmidt, I. K. and Smith, A. R. and Sotta, E. D. and Suseela, V. and Tietema, A. and van Gestel, N. and van Straaten, O. and Wan, S. and Weber, U. and Janssens, I. A.. (2014) Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? : a synthesis of manipulation experiments. Biogeosciences, Vol. 11. S. 2991-3013.

Crausbay, S. and Genderjahn, S. and Hotchkiss, S. and Sachse, D. and Kahmen, Ansgar and Arndt, S. K.. (2014) Vegetation Dynamics at the Upper Reaches of a Tropical Montane Forest are Driven by Disturbance Over the Past 7300 Years. Arctic, Antarctic, and Alpine Research, 46 (4). pp. 787-799.

2013

Hoffmann, and Bernd, and Kahmen, Ansgar and Cernusak, Lucas A. and Arndt, Stefan and Sachse, Dirk. (2013) Abundance and distribution of leaf wax n-alkanes in leaves of Acacia and Eucalyptus trees along a strong humidity gradient in northern Australia. Organic geochemistry, Vol. 62. S. 62-67.