Suchergebnisse

McSween Jr., H. Y., Murchie, S. L., Crisp, J. A., Bridges, N. T., Anderson, R. C., Bell III, J. F., Britt, D. T., Brückner, J., Dreibus, G., Economou, T., Ghosh, A., Golombek, M. P., Greenwood, J. P., Johnson, J. R., Moore, H. J., Morris, R. V., Parker, T. J., Rieder, R., Singer, R. und Wänke, H.: Chemical, multispectral, and textural constraints on the composition and origin of rocks at the Mars Pathfinder landing site, Journal of Geophysical Research, 104, 8679–8715 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9674-1, 1999.

Meilinger, S. K., Tsias, A., Dreiling, V., Kuhn, M., Feigl, C., Ziereis, H., Schlager, H., Curtius, J., Sierau, B., Arnold, F., Zöger, M., Schiller, C. und Peter, T.: HNO₃ Partitioning in Cirrus Clouds, Geophysical Research Letters, 26, 2207–2210 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96F2-7, 1999.

Merchel, S. und Herpers, U.: An update on radiochemical separation techniques for the determination of long-lived radionuclides via accelerator mass spectrometry, Radiochimica Acta, 84, 215–219 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-963E-0, 1999.

Mezger, K. und Cosca, M. A.: The thermal history of the Eastern Ghats Belt (India) as revealed by U-Pb and ⁴⁰Ar/³⁹Ar dating of metamorphic and magmatic minerals: implications for the SWEAT correlation, Precambrian Research, 94, 251–271 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-97B4-9, 1999.

Müller, R., Grooß, J.-U., McKenna, D. S., Crutzen, P. J., Brühl, C., Russel III, J. M., Gordley, L. L., Burrows, J. P. und Tuck, A. F.: Chemical ozone loss in the Arctic vortex in the winter 1995-96: HALOE measurements in conjunction with other observations, Annual Geophysicae, 17, 101–114 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9676-E, 1999.

Neeb, P. und Moortgat, G. K.: Formation of OH radicals in their gas phase reaction of propene, isobutene and isoprene with O₃: yields and mechanistic implications, Journal of Physical Chemistry, 103, 9003–9012 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96CC-E, 1999.

Ott, U.: Laboratory studies of grains from outside the solar system: A new kind of astronomy, Science Progress, 82, 49–67 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-970A-B, 1999.

Otter, L. B., Lang, W. X., Scholes, M. C. und Meixner, F. X.: Nitric oxide emissions from a Southern African savanna, Journal of Geophysical Research, 104, 18471–18485 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9728-7, 1999.

Perner, D., Arnold, T., Crowley, J., Klüpfel, T., Martinez, M. und Seuwen, R.: The measurement of active chlorine in the atmosphere by chemical amplification, Journal of Atmospheric Chemistry, 34, 9–20 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-979E-E, 1999.

Pfänder, J. A., Jochum, K. P., Sassen, A., Stoll, B., Maissenbacher, P. und Murmann, M.: Determination of Y, Zr and ultra-low Nb concentrations in geological material by multi-ion counting spark-source mass spectrometry (MIC-SSMS), Fresenius Journal of Analytical Chemistry, 364, 376–380 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9694-A, 1999.

Pidgeon, R., Nasdala, L. und Todt, W.: Determination of radiation damage ages on parts of zircon grains by Raman microprobe: implications for annealing history and U-Pb stability, Mineralogical Magazine, 62A, 1174–1176 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9692-E, 1999.

Platt, U. und Moortgat, G. K.: Heterogeneous and homogeneous chemistry of reactive halogen compounds in the lower troposphere, Journal of Atmospheric Chemistry, 34, 1–8 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96E8-0, 1999.

Puchtel, I. S., Brügmann, G. E. und Hofmann, A. W.: Precise Re-Os mineral isochron and Pb-Nd-Os isotope systematics of a mafic-ultramafic sill in the 2.0 Ga Onega plateau (Baltic Shield), Earth and Planetary Science Letters, 170, 447–461 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9754-1, 1999.

Puchtel, I. S., Hofmann, A. W., Amelin, Y. V., Garbe-Schönberg, C.-D., Samsonov, A. V. und Shchipansky, A. A.: Combined mantle plume-island arc model for the formation of the 2.9 Ga Sumozero-Kenozero greenstone belt, SE Baltic Shield: Isotope and trace element constraints, Geochimica et Cosmochimica Acta, 63, 3579–3595 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9682-1, 1999.

Rausch, A., Ebert, M., Gorzawski, G., Weinbruch, S., Hoffmann, P. und Helas, G.: High-resolution scanning electron microscopy of individual aerosol particles obtained during LACE 98, Journal of Aerosol Science, 30S, 515–516 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96EE-4, 1999.

Rehkämper, M., Halliday, A. N., Alt, J., Fitton, J. G., Zipfel, J. und Takazawa, E.: Non chondritic platinum group element ratios in oceanic mantle lithosphere: Petrogenic signature of melt percolation?, Earth and Planetary Science Letters, 172, 65–81 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9730-4, 1999.

Reiner, T., Hanke, M., Arnold, F., Ziereis, H., Schlager, H. und Junkermann, W.: Aircraft-borne measurements of peroxy radicals by Chemical Conversion/Ion Molecule Reaction Mass Spectrometry: Calibration, diagnostics, and results, Journal of Geophysical Research, 104, 18647–18659 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9630-C, 1999.

Reiner, T., Möhler, O. und Arnold, F.: Measurements of acetone, acetic acid, and formic acid in the northern mid latitude upper troposphere and lower stratosphere, Journal of Geophysical Research, 104, 13943–13952 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-970E-3, 1999.

Röckmann, T., Brenninkmeijer, C. A. M. und Crutzen, P. J.: Short-term variations in the ¹³C/¹²C ratio of CO as a measure of Cl activation during tropospheric ozone depletion events in the Arctic, Journal of Geophysical Research, 104, 1691–1697 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9776-6, 1999.

Röckmann, T., Brenninkmeijer, C. A. M., Hahn, M. und Elansky, N. F.: CO mixing and isotope ratios across Russia; trans-Siberian railroad expedition TROICA 3, 1997, Chemosphere - Global Change Science, 1, 219–231 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9684-E, 1999.