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List of Publications

Selection of most important papers

• Franeck, A., Walch, S., Seifried, D., Clarke, S. D., Ossenkopf-Okada, V., et al. Synthetic [C II] emission maps of a simulated molecular cloud in formation MNRAS, 481; 4277, 2018
• Veltchev, T. V., Ossenkopf-Okada, V., Stanchev, O., Schneider, N., Donkov, S., et al. Spatially associated clump populations in Rosette from CO and dust maps MNRAS, 475; 2215, 2018
• Nagy, Z., Choi, Y., Ossenkopf-Okada, V., van der Tak, F. F. S., Bergin, E. A., et al. Herschel/HIFI spectral line survey of the Orion Bar. Temperature and density differentiation near the PDR surface A&A, 599; 22, 2017
• Andree-Labsch, S., Ossenkopf-Okada, V., & Röllig, M. Modelling clumpy photon-dominated regions in 3D. Understanding the Orion Bar stratification A&A, 598; 2, 2017
• Morris, P. W., Gupta, H., Nagy, Z., Pearson, J. C., Ossenkopf-Okada, V., et al. Herschel/HIFI Spectral Mapping of C⁺, CH⁺, and CH in Orion BN/KL: The Prevailing Role of Ultraviolet Irradiation in CH⁺ Formation ApJ, 829; 15, 2016
• Ossenkopf-Okada, V., Csengeri, T., Schneider, N., Federrath, C., & Klessen, R. S. The reliability of observational measurements of column density probability distribution functions A&A, 590; 104, 2016
• Schneider, N., Bontemps, S., Motte, F., Ossenkopf, V., Klessen, R. S., et al. Understanding star formation in molecular clouds. III. Probability distribution functions of molecular lines in Cygnus X A&A, 587; 74, 2016
• Arshakian, T. G., & Ossenkopf, V. Wavelet-based cross-correlation analysis of structure scaling in turbulent clouds A&A, 585; A98, 2016
• Pérez-Beaupuits, J. P., Güsten, R., Spaans, M., Ossenkopf, V., Menten, K. M., et al. Disentangling the excitation conditions of the dense gas in M17 SW A&A, 583; A107, 2015
• Goicoechea, J. R., Teyssier, D., Etxaluze, M., Goldsmith, P. F., Ossenkopf, V., et al. Velocity-resolved [CII] Emission and [CII]/FIR Mapping along Orion with Herschel ApJ, 812; 75, 2015
• Ossenkopf, V.; Koumpia, E.; Okada, Y.; Mookerjea, B.; van der Tak, F. F. S.; et al. Fine-structure line deficit in S 140 A&A, 580; 83, 2015
• Koumpia, E.; Harvey, P. M.; Ossenkopf, V.; van der Tak, F. F. S.; Mookerjea, B.; et al. Temperatures of dust and gas in S 140 A&A, 580; 68, 2015
• Nagy, Z.; Ossenkopf, V.; Van der Tak, F. F. S.; Faure, A.; Makai, Z.; Bergin, E. A. C₂H observations toward the Orion Bar A&A, 578; 124, 2015
• Schneider, N.; Csengeri, T.; Klessen, R. S.; Tremblin, P.; Ossenkopf, V.; et al. Understanding star formation in molecular clouds. II. Signatures of gravitational collapse of IRDCs A&A, 578; 29, 2015
• Schneider, N.; Ossenkopf, V.; Csengeri, T.; Klessen, R. S.; Federrath, C.; et al. Understanding star formation in molecular clouds. I. Effects of line-of-sight contamination on the column density structure A&A, 575; 79, 2015
• Pérez-Beaupuits, J. P.; Stutzki, J.; Ossenkopf, V.; Spaans, M.; Güsten, R.; Wiesemeyer, H. Detection of a large fraction of atomic gas not associated with star-forming material in M17 SW A&A, 575; 9, 2015
• Beuther, H.; Ragan, S. E.; Ossenkopf, V.; Glover, S.; Henning, Th. et al. Carbon in different phases ([CII], [CI], and CO) in infrared dark clouds: Cloud formation signatures and carbon gas fractions A&A, 571; 53, 2014
• Correia, C.; Burkhart, B.; Lazarian, A.; Ossenkopf, V.; Stutzki, J.; et al. Opacity Broadening of ¹³CO Linewidths and its Effect on the Variance-Sonic Mach Number Relation ApJ, 785; 1, 2014.
• van der Tak, F. F. S.; Nagy, Z.; Ossenkopf, V.; Makai, Z.; Black, J. H.; et al., Spatially extended OH⁺ emission from the Orion Bar and Ridge A&A, 560; 95, 2013.
• B. Burkhart, A. Lazarian, V. Ossenkopf, J. Stutzki The Turbulence Power Spectrum in Optically Thick Interstellar Clouds ApJ, 771; 123, 2013.
• B. Burkhart, V. Ossenkopf, A. Lazarian, J. Stutzki The Effects of Radiative Transfer on the Probability Distribution Functions of Molecular Magnetohydrodynamic Turbulence ApJ, 771; 122, 2013.
• Y. Okada, P. Pilleri, O. Berné, V. Ossenkopf, A. Fuente, et al. Probing the role of polycyclic aromatic hydrocarbons in the photoelectric heating within photodissociation regions A&A, 553; 2, 2013.
• Z. Nagy, F.F.S. van der Tak, V. Ossenkopf, M. Gerin, F. Le Petit, et al. The chemistry of ions in the Orion Bar I. - CH⁺, SH⁺, and CF⁺ A&A, 550; 96, 2013.
• V. Ossenkopf, M. Röllig, D.A. Neufeld, P. Pilleri, D. Lis, et al. Herschel/HIFI observations of [CII] and [13CII] in PDRs. A&A, 550; 57, 2013.
• M. Röllig, V. Ossenkopf Carbon Fractionation in PDRs. A&A, 550; 56, 2013.
• M. Röllig, R. Szczerba, V. Ossenkopf, C. Glück Full SED fitting with the KOSMA- au PDR code - I. Dust modelling. A&A, 549; 85, 2013.
• T. Möller, I. Bernst, D. Panoglou, D. Muders, V. Ossenkopf, M. Röllig, P. Schilke Modeling and Analysis Generic Interface for eXternal numerical codes (MAGIX). A&A, 549, 21, 2013.
• P. Pilleri, A. Fuente, J. Cernicharo, V. Ossenkopf, O. Berné, M. Gerin, et al. Herschel / HIFI observations of CO, H₂O and NH₃ in Mon R2. A&A, 544; 110, 2012
• B. Mookerjea, V. Ossenkopf, O. Ricken, R. Guesten, U. U. Graf, et al. The structure of hot gas in Cepheus B. A&A, 542:L17, 2012
• J. P. Perez-Beaupuits, H. Wiesemeyer, V. Ossenkopf, J. Stutzki, R. Guesten, et al. The ionized and hot gas in M17 SW: SOFIA/GREAT THz observations of [C II] and ¹²CO J=13-12. A&A, 542:L13, 2012
• P. R. Roelfsema, F. P. Helmich, D. Teyssier, V. Ossenkopf, P. Morris, et al. In-orbit performance of Herschel-HIFI. A&A, 537:A17, 2012.
• F. F. S. van der Tak, V. Ossenkopf, Z. Nagy, A. Faure, M. Röllig, and E. A. Bergin. Detection of HF emission from the Orion Bar. A&A, 537:L10, 2012.
• V. Ossenkopf, M. Röllig, C. Kramer, Y. Okada, A. Fuente, et al. The WADI key project: New insights to photon-dominated regions from Herschel observations. In M. Röllig, R. Simon, V. Ossenkopf, & J. Stutzki, editor, EAS Publications Series, 52:181, 2011.
• M. Röllig, C. Dedes, C. Joblin, and V. Ossenkopf. Before and After Herschel - Modeling Photo-Induced Chemistry and PDR Line Emission in the Warm and Dense ISM (WADI). In M. Röllig, R. Simon, V. Ossenkopf, & J. Stutzki, editor, EAS Publications Series, 52:301, 2011.
• N. Schneider, S. Bontemps, R. Simon, V. Ossenkopf, C. Federrath, et al. The link between molecular cloud structure and turbulence. A&A , 529:A1, 2011.
• V. Ossenkopf, C. W. Ormel, R. Simon, K. Sun, and J. Stutzki. Spectroscopic [C I] mapping of the infrared dark cloud G48.65-0.29. A&A , 525:A9, 2011.
• R. Simon, V. Ossenkopf, and M. Röllig. Examining the PDR-molecular cloud interface at mm and IR wavelengths. Highlights of Astronomy, 15:399, 2010.
• C. Dedes, M. Röllig, B. Mookerjea, Y. Okada, V. Ossenkopf, S. Bruderer, et al. The origin of the [C II] emission in the S140 photon-dominated regions. New insights from HIFI. A&A , 521:L24, 2010.
• E. Falgarone, V. Ossenkopf, M. Gerin, P. Lesaffre, B. Godard, et al. Strong CH⁺ J = 1-0 emission and absorption in DR21. A&A , 518:L118, 2010.
• V. Ossenkopf, H. S. P. Müller, D. C. Lis, P. Schilke, T. A. Bell, S. Bruderer, et al. Detection of interstellar oxidaniumyl: Abundant H₂O⁺ towards the star-forming regions DR21, Sgr B2, and NGC6334. A&A , 518:L111, 2010.
• V. Ossenkopf, M. Röllig, R. Simon, N. Schneider, Y. Okada, et al. HIFI observations of warm gas in DR21: Shock versus radiative heating. A&A , 518:L79, 2010.
• J. W. Kooi and V. Ossenkopf. HIFI Instrument Stability as Measured during the Thermal Vacuum Tests of the Herschel Space Observatory. In E. Bryerton, A. Kerr, & A. Lichtenberger, editor, Twentieth International Symposium on Space Terahertz Technology, 69, 2009.
• M. H. D. van der Wiel, F. F. S. van der Tak, V. Ossenkopf, M. Spaans, H. Roberts, G. A. Fuller, and R. Plume. Chemical stratification in the Orion Bar: JCMT Spectral Legacy Survey observations. A&A , 498:161, 2009.
• V. Ossenkopf. Optimization of mapping modes for heterodyne instruments. A&A , 495:677, 2009.
• M. Cubick, M. Röllig, V. Ossenkopf, C. Kramer, and J. Stutzki. Modelling of clumpy photon dominated regions. In C. Kramer, S. Aalto, & R. Simon, editor, EAS Publications Series, 31:19, 2008.
• V. Ossenkopf, M. Gerin, R. Güsten, A. Benz, O. Berne, F. Boulanger, et al. Prospectives of Herschel PDR observations. In C. Kramer, S. Aalto, & R. Simon, editor, EAS Publications Series, 31:193, 2008.
• R. Simon, N. Schneider, C. Kramer, V. Ossenkopf, and M. Röllig. The PDR structure of the Monoceros Ridge in the Rosette Molecular Cloud. In C. Kramer, S. Aalto, & R. Simon, editor, EAS Publications Series, 31:205, 2008.
• K. Sun, V. Ossenkopf, C. Kramer, B. Mookerjea, M. Röllig, M. Cubick, and J. Stutzki. The photon dominated region in the IC 348 molecular cloud. A&A , 489:207, 2008.
• M. Cubick, J. Stutzki, V. Ossenkopf, C. Kramer, and M. Röllig. A clumpy-cloud photon-dominated regions model of the global far-infrared line emission of the Milky Way. A&A , 488:623, 2008.
• V. Ossenkopf, M. Krips, and J. Stutzki. Structure analysis of interstellar clouds. I. Improving the Delta-variance method. A&A , 485:917, 2008.
• V. Ossenkopf, M. Krips, and J. Stutzki. Structure analysis of interstellar clouds. II. Applying the Delta-variance method to interstellar turbulence. A&A , 485:719, 2008.
• V. Ossenkopf. The stability of spectroscopic instruments: a unified Allan variance computation scheme. A&A , 479:915, 2008.
• V. Ossenkopf, M. Rollig, M. Cubick, and J. Stutzki. What are molecular clouds? - PDRS everywhere. In Molecules in Space and Laboratory, 2007.
• A. Esquivel, A. Lazarian, S. Horibe, J. Cho, V. Ossenkopf, and J. Stutzki. Statistics of velocity centroids: effects of density-velocity correlations and non-Gaussianity. MNRAS , 381:1733, 2007.
• H. Jakob, C. Kramer, R. Simon, N. Schneider, V. Ossenkopf, et al. The cooling of atomic and molecular gas in DR21. A&A , 461:999, 2007.
• V. Ossenkopf, A. Esquivel, A. Lazarian, and J. Stutzki. Interstellar cloud structure: the statistics of centroid velocities. A&A , 452:223, 2006.
• M. Röllig, V. Ossenkopf, S. Jeyakumar, J. Stutzki, and A. Sternberg. [CII] 158 μm emission and metallicity in photon dominated regions. A&A , 451:917, 2006.
• K. Sun, C. Kramer, V. Ossenkopf, F. Bensch, J. Stutzki, and M. Miller. A KOSMA 7 deg^2 ^13CO 2-1 and ^12CO 3-2 survey of the Perseus cloud. I. Structure analysis. A&A , 451:539, 2006.
• V. Ossenkopf, A. A. Esquivel, A. Lazarian, and J. Stutzki. The Turbulent Velocity Structure in Star-forming Clouds. In Protostars and Planets V, 8267, 2005.
• C. W. Ormel, R. F. Shipman, V. Ossenkopf, and F. P. Helmich. The modelling of infrared dark cloud cores. A&A , 439:613, 2005.
• M. Brüll, C. Kramer, V. Ossenkopf, J. Stutzki, R. Simon, and F. Bensch. The KOSMA Multi-line CO Survey of Clouds in the Galactic Molecular Ring. In S. Pfalzner, C. Kramer, C. Staubmeier, & A. Heithausen, editor, The Dense Interstellar Medium in Galaxies, 225, 2004.
• V. Ossenkopf. Comparing Models and Observations of Turbulent Clouds. In S. Pfalzner, C. Kramer, C. Staubmeier, & A. Heithausen, editor, The Dense Interstellar Medium in Galaxies, 387, 2004.
• M. Brüll, C. Kramer, V. Ossenkopf, R. Simon, and J. Stutzki. The KOSMA large-scale CO survey of clouds in the Galactic Molecular Ring. apss , 289:255, February 2004.
• V. Ossenkopf. Methods to determine the turbulent structure of interstellar clouds from molecular line observations. Habilitationsschrift, 2003.
• V. Ossenkopf. The Intensity Calibration Framework for HIFI. Technical report, 2003.
• V. Ossenkopf. Molecular line emission from turbulent clouds. A&A , 391:295, 2002.
• V. Ossenkopf and M.-M. Mac Low. Turbulent velocity structure in molecular clouds. A&A , 390:307, 2002.
• V. Ossenkopf, R. S. Klessen, and F. Heitsch. On the structure of self-gravitating molecular clouds. A&A , 379:1005, 2001.
• V. Ossenkopf, C. Trojan, and J. Stutzki. Massive core parameters from spatially unresolved multi-line observations. A&A , 378:608, 2001.
• F. Bensch, J. Stutzki, and V. Ossenkopf. Quantification of molecular cloud structure using the Delta-variance. A&A , 366:636, 2001.
• V. Ossenkopf, F. Bensch, and J. Stutzki. Characterization of Molecular Cloud Structure. In V. G. Gurzadyan & R. Ruffini, editor, The Chaotic Universe, 394, 2000.
• V. Ossenkopf. Radiative transfer: progress and problems. In A. Salama, M. F. Kessler, K. Leech, & B. Schulz, editor, ISO Beyond the Peaks: The 2nd ISO Workshop on Analytical Spectroscopy, ESA Special Publication, 456:303, 2000.
• M.-M. Mac Low and V. Ossenkopf. Characterizing the structure of interstellar turbulence. A&A , 353:339, 2000.
• V. Ossenkopf, F. Bensch, M.-M. Mac Low, and J. Stutzki. Molecular Cloud Structure Analysis by Direct Simulation. In V. Ossenkopf, J. Stutzki, & G. Winnewisser, editor, The Physics and Chemistry of the Interstellar Medium, 216, 1999.
• V. Ossenkopf, J. Stutzki, and G. Winnewisser, editors. The Physics and Chemistry of the Interstellar Medium , GCA Herdecke, 1999.
• V. Ossenkopf, F. Bensch, M. Zielinsky, Structure Analysis of Molecular Clouds: Observations and Simulations in: Franco J., Carraminana A., editors, Interstellar Turbulence, Cambridge (1998)
• J. Stutzki, F. Bensch, A. Heithausen, V. Ossenkopf, and M. Zielinsky. On the fractal structure of molecular clouds. A&A , 336:697, 1998.
• V. Ossenkopf. The Sobolev approximation in molecular clouds. New Astronomy , 2:365, 1997.
• R. Stognienko, T. Henning, and V. Ossenkopf. Optical properties of coagulated particles. A&A , 296:797, 1995.
• V. Ossenkopf. Koagulation und optische Wirkung inhomogener Staubteilchen in dichten Molekülwolken. PhD thesis, Friedrich-Schiller-Universität Jena, 1994.
• V. Ossenkopf and T. Henning. Dust opacities for protostellar cores. A&A , 291:943, 1994.
• V. Ossenkopf. Dust coagulation in dense molecular clouds: The formation of fluffy aggregates. A&A , 280:617, 1993.
• T. Preibisch, V. Ossenkopf, H. W. Yorke, and T. Henning. The influence of ice-coated grains on protostellar spectra. A&A , 279:577, 1993.
• H.-G. Reimann, V. Ossenkopf, and S. Beyersdorfer. Atmospheric extinction and meteorological conditions - A long time photometric study. A&A , 265:360, 1992.
• V. Ossenkopf, T. Henning, and J. S. Mathis. Constraints on cosmic silicates. A&A , 261:567, 1992.
• V. Ossenkopf. Effective-medium theories for cosmic dust grains. A&A , 251:210, 1991.

For a complete list of all papers with my contribution that appeared in the main astronomical journals, you can perfom the corresponding ADS query.