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Humboldt-Universität zu Berlin - Mathematisch-Naturwissen­schaft­liche Fakultät - Nanoscale Processes - Time-resolved X-ray scattering

Publications

 

 

  1. G. Duva, L. Pithan, C. Zeiser, B. Reisz, J. Dieterle, B. Hofferberth, P. Beyer, L. Bogula, A. Opitz, S. Kowarik, A. Hinderhofer, A. Gerlach, F. Schreiber "Thin-Film Texture and Optical Properties of Donor/Acceptor Complexes. Diindenoperylene/F6TCNNQ vs Alpha-Sexithiophene F6TCNNQ", J Phys Chem C, accepted, (2018).
  2. C. Weber, L. Pithan, A. Zykov, S. Bommel, F. Carla, R. Felici, C. Knie, D. Bléger, S. Kowarik, "Multiple timescales in the photoswitching kinetics of crystalline thin films of azobenzene-trimers", J Phys Condens Matter, 29, 434001 (2017).
  3. J. H. Lee, K.-E. Kim, B.-K. Jang, A. A. Ünal, S. Valencia, F. Kronast, K.-T. Ko, S. Kowarik, J. Seidel, C.-H. Yang "Strain-gradient-induced magnetic anisotropy in straight-stripe mixed-phase bismuth ferrites: An insight into flexomagnetic phenomenon", arxiv pdf (2017).
  4. F.-S. Zu, P. Amsalem, I. Salzmann, R.-B. Wang, M. Ralaiarisoa, S. Kowarik, S. Duhm, N. Koch, "Impact of White Light Illumination on the Electronic and Chemical Structures of Mixed Halide and Single Crystal Perovskites", Advanced Optical Materials DOI: 10.1002/adom.201700139 (2017).
  5. L. Pithan, P. Beyer, L. Bogula, A. Zykov, P. Schäfer, J. Rawle, C. Nicklin, A. Opitz, and S. Kowarik, "Direct Photoalignment and Optical Patterning of Molecular Thin Films", Advanced Materials, 29, 1521 (2017).

  6. S. Kowarik"Thin film growth studies using time-resolved x-ray scattering", J. Phys.: Condens. Matter, 29, 043003 (2017).
  7. A. Zykov, S. Bommel, C. Wolf, L. Pithan, C. Weber, P. Beyer, G. Santoro, J. P. Rabe, and S. Kowarik"Diffusion and nucleation in multilayer growth of PTCDI-C8 studied with in situ X-ray growth oscillations and real-time small angle X-ray scattering", J. Chem. Phys. 146, 052803 (2017).
  8. C. Weber, T. Liebig, M. Gensler, A. Zykov, L. Pithan, J. P. Rabe, S. Hecht, D. Bléger and S. Kowarik, "Cooperative Switching in Nanofibers of Azobenzene Oligomers", Nature Scientific Reports, 6, 25605 (2016). (pdf)
  9. H. Kirmse, M. Sparenberg, A. Zykov, S. Sadofev, S. Kowarik, S. Blumstengel, "Structure of p-sexiphenyl nanocrystallites in ZnO revealed by high-resolution transmission electron microscopy", Crystal Growth & Design, 16, 2789 (2016). (pdf)
  10. B. Klett, C. Cocchi, L. Pithan, S. Kowarik, C. Draxl,"Polymorphism in α-sexithiophene crystals: Relative stability and transition path" Phys. Chem. Chem. Phys., 18, 14603 (2016). (pdf)
  11. S. Kowarik, A. Hinderhofer, C. Wang, C. Weber, A. Gerlach, A. Hexemer, S.R. Leone, and F. Schreiber "Identification of an organic semiconductor superlattice structure of pentacene and perfluoro-pentacene through resonant and non-resonant X-ray scattering" AIP Advances, 5, 117241 (2015).(pdf)
  12. L. Pithan, E. Meister, C. Jin, C. Weber, A. Zykov, K. Sauer, W. Brütting, H. Riegler, A. Opitz, S. Kowarik, "Thermally driven smoothening of molecular thin films: Structural transitions in n-alkane layers studied in real-time" The Journal of Chemical Physics, 143, 164707 (2015). (pdf)
  13. S. Bommel, N. Kleppmann, C. Weber, H. Spranger, P. Schäfer, J. Novak, S.V. Roth, F. Schreiber, S.H.L. Klapp and S. Kowarik, "Watching layers of C60 molecules grow" invited review article, DESY Photon Science Report (2015). (pdf)
  14. S. Bommel, H. Spranger, C. Weber, N. Kleppmann, S. V. Roth, S. H. L. Klapp and S. Kowarik, "Thermally-activated post-growth dewetting of fullerene C60 on mica" physica status solidi, rapid research letters, 9, 646 (2015). (pdf)
  15. C. Barth, J. Wolters, A. Schell, J. Probst, M. Schoengen, B. Löchel, S. Kowarik, and O. Benson, “Miniaturized Bragg-grating couplers for SiN-photonic crystal slabs”
    Optics Express 23 , 9803 (2015).
  16. C. Weber, T. Liebig, M. Gensler, L. Pithan, S. Bommel, D. Bléger, J. P. Rabe, S. Hecht, S. Kowarik, “Light-Controlled “Molecular Zippers” Based on Azobenzene Main Chain Polymers”
    Macromolecules, 48 (5), 1531-1537, (2015). (pdf)
  17. L. Pithan, C. Cocchi, H. Zschiesche, C. Weber, A. Zykov, S. Bommel, S. J. Leake, P. Schäfer, C. Draxl, S. Kowarik, “Light control of polymorphism in thin films of Sexithiophene”
    Crystal Growth and Design, 15 (3), 1319-1324, (2015). (pdf)
  18. S. Kowarik, K. Broch, F. Schreiber, “Beim Wachstum zugesehen” 
    Physik Journal, 13, 33 (2014).  (pdf)
  19. P. Beyer, T. Breuer, S. Ndiaye, A. Zykov, A. Viertel, M. Gensler, J. P. Rabe, S. Hecht, G. Witte, S. Kowarik, “Lattice Matching as the Determining Factor for Molecular Tilt and Multilayer Growth Mode of the Nanographene Hexa-peri-hexabenzocoronene” 
    ACS Appl. Mater. Interfaces, 6 (23), 21484–21493, (2014). (pdf)
  20. M. Sparenberg, A. Zykov, P. Beyer, L. Pithan, C. Weber, Y. Garmshausen, F. Carlà, S. Hecht, S. Blumstengel, F. Henneberger, S. Kowarik, “Controlling the growth mode of para-sexiphenyl (6P) on ZnO by partial fluorination” 
    Physical Chemistry Chemical Physics, 16, 26084, (2014). (pdf)
  21. S. Bommel, N. Kleppmann, C. Weber, H. Spranger, P. Schäfer, J. Novak, S.V. Roth, F. Schreiber, S.H.L. Klapp, S. Kowarik, “Unravelling the multilayer growth of the fullerene C60 in real-time”
    Nature Communications, 5, 5388 (2014). (pdf)
  22. I. Lange, S. Reiter, M. Pätzel, A. Zykov, A. Nefedov, J. Hildebrandt, S. Hecht, S. Kowarik, C. Wöll, G. Heimel, and D. Neher, “Tuning the Work Function of Polar Zinc Oxide Surfaces using Modified Phosphonic Acid Self-Assembled Monolayers”
    Advanced Functional Materials, 24, 44, 7014-7024 (2014).  (pdf)
  23. C. Frank, J. Novak, R. Banerjee, A. Gerlach, F. Schreiber, A. Vorobiev, and S. Kowarik, “Island size evolution and diffusion during growth of organic thin films followed by time-resolved specular and off-specular scattering”
    Physical Review B, 90, 045410 (2014).  (pdf)
  24. J. H. Lee, K. Chu, A. A. Ünal, S. Valencia, F. Kronast, S. Kowarik, J. Seidel, C.-H. Yang, “Phase separation and electrical switching between two isosymmetric multiferroic phases in tensile strained BiFeO 3 thin films”
    Physical Review B, Rapid Communications, 89, 140101(R), 1-6 (2014).  (pdf)
  25. K. Rueck-Braun, M. Axman Petersen, F. Michalik, A. Hebert, D. Przyrembel, C. Weber, S. A. Ahmed, S. Kowarik, M. Weinelt, “Formation of Carboxy-and Amide-terminated Alkyl Monolayers on Silicon (111) investigated by ATR-FTIR, XPS, and X-Ray Scattering: Construction of Photoswitchable Surfaces”
    Langmuir, 29, 11758-11769, (2013).  (pdf)
  26. M. F. G. Klein, F. M. Pasker, S. Kowarik, D. Landerer, M. Pfaff, M. Isen , D. Gerthsen , U. Lemmer, S. Höger, and A. Colsmann, “Carbazole−Phenylbenzotriazole Copolymers as Absorber Material in Organic Solar Cells”
    Macromolecules, 46, 3870-3878, (2013).  (pdf)
  27. F. Liscio, C. Albonetti, K. Broch, A. Shehu, S. D. Quiroga, L. Ferlauto, C. Frank, S. Kowarik, R. Nervo, A. Gerlach, S. Milita, F. Schreiber, and F. Biscarini, “Molecular Reorganization in Organic Field-Effect Transistors and Its Effect on Two-Dimensional Charge Transport Pathways”
    ACS Nano, 7, 1257-1264, (2013).  (pdf)
  28. J. P. Reinhardt, A. Hinderhofer, K. Broch, U. Heinemeyer, S. Kowarik, A. Vorobiev, A. Gerlach, and F. Schreiber, “Structural and Optical Properties of Mixed Diindenoperylene-Perfluoropentacene Thin Films”
    The Journal of Physical Chemistry C, 116, 10917-10923, (2012).  (pdf)
  29. C. Weber, C. Frank, S. Bommel, T. Rukat, W. Leitenberger, P. Schäfer, F. Schreiber, and S. Kowarik, “Chain-length dependent growth dynamics of n-alkanes on silica investigated by energy-dispersive x-ray reflectivity in situ and in real-time”
    The Journal of Chemical Physics, 136, 204709, (2012).  (pdf)
  30. book chapter: S. Kowarik, A. Hinderhofer, A. Gerlach, and F. Schreiber,
    “Modelling thin film deposition processes based on real-time observation”
    in “Thin film growth” edited by Z. Cao, Oxford, Cambridge, Woodhead Publishing, (2011).  (pdf)
  31. A. G. Caster, S. Kowarik, A. M. Schwartzberg, S. R. Leone, A. Tivanski,M. K. Gilles,
    “Quantifying reaction spread and x-ray exposure sensitivity in hydrogen silsesquioxane latent resist patterns with x-ray spectromicroscopy”
    Journal of Vacuum Science and Technology B, 28,1304-1313, (2010).  (pdf)
  32. A. Hinderhofer, A. Gerlach, S. Kowarik, F. Zontone, J. Krug, and F. Schreiber
    “Smoothing and coherent structure formation in organic-organic heterostructure growth”
    EPL (Europhysics Letters), 91, 56002, (2010).  (pdf)
  33. S. Blumstengel, H. Glowatzki, S. Sadofev, N. Koch, S. Kowarik, J.P. Rabe, and F. Henneberger
    “Band-offset engineering in organic/inorganic semiconductor hybrid structures”
    Physical Chemistry Chemical Physics, 12, 11642-11646, (2010).  (pdf)
  34. S. Kowarik, K. Broch, A. Hinderhofer, A. Schwartzberg, J. O. Osso, D. Kilcoyne, F. Schreiber, S. R. Leone
    "Crystal Grain Orientation in Organic Homo- and Heteroepitaxy of Pentacene and Perfluoropentacene Studied with X-ray Spectromicroscopy”
    The Journal of Physical Chemistry C, 114, 13061-13067, (2010).  (pdf)
  35. S. Kowarik, A. Gerlach, S. Sellner, L. Cavalcanti, O. Konovalov and F. Schreiber
    "Real-time X-ray diffraction measurements of structural dynamics and polymorphism in diindenoperylene growth"
    Applied Physics A: Materials Science & Processing 95, 233-239 (2009).  (pdf)
  36. S. Kowarik, A. Gerlach, S. Sellner, L. Cavalcanti and F. Schreiber
    "Dewetting of an Organic Semiconductor Thin Film Observed in Real-time"
    Advanced Engineering Materials 11, 291-294 (2009).  (pdf)
  37. S. Kowarik, A. Gerlach, M. Skoda, S. Sellner and F. Schreiber
    "Real-time studies of thin film growth: Measurement and analysis of X-ray growth oscillations beyond the anti-Bragg point"
    The European Physical Journal - Special Topics, 167, 11-18 (2009).  (pdf)
  38. A. G. Caster, S. Kowarik, A. M. Schwartzberg, O. Nicolet, S.-H. Lim and S. R. Leone
    "Observing hydrogen silsesquioxane cross-linking with broadband CARS"
    Journal of Raman Spectroscopy, 40, 770 (2009).  (pdf)
  39. A. Amassian, T. V. Desai, S. Kowarik, S. Hong, A. R. Woll, G. G. Malliaras, F. Schreiber and J. R. Engstrom
    "Coverage dependent adsorption dynamics in hyperthermal organic thin film growth"
    Journal of Chemical Physics, 130, 124701 (2009).  (pdf)
  40. U. Heinemeyer, R. Scholz, L. Gisslen, M. I. Alonso, J. O. Osso, M. Garriga, A. Hinderhofer, M. Kytka, S. Kowarik, A. Gerlach, and F. Schreiber
    “Exciton-phonon coupling in diindenoperylene thin films”
    Phys. Rev. B, 78, 085210-085210 (2008).  (pdf)
  41. S. Kowarik, Alexander Gerlach, Alexander Hinderhofer, Silvia Milita, Francesco Borgatti, Federico Zontone, Toshiyasu Suzuki, Fabio Biscarini, Frank Schreiber
    “Structure, morphology, and growth dynamics of perfluoro-pentacene thin films”
    Physica Status Solidi (Rapid Research Letters), 2, 120 (2008).  (pdf)
  42. S. Kowarik, A. Gerlach, F. Schreiber
    “Organic Molecular Beam Deposition: Fundamentals, Growth Dynamics, and In-Situ Studies”
    Journal of Physics: Condensed Matter (JPCM), 20, 184005 (2008).  (pdf)
  43. S. Sellner, A. Gerlach, S. Kowarik, F. Schreiber, H. Dosch, Stephan Meyer, J. Pflaum, G. Ulbricht
    “Comparative study of the growth of sputtered aluminum oxide films on organic and inorganic substrates”
    Thin Solid Films, 516, 6377 (2008).  (pdf)
  44. A. Gerlach, S. Sellner, S. Kowarik, F. Schreiber
    “In-situ X-ray scattering studies of OFET interfaces”
    Physica Status Solidi (a), 205, 461 (2008).  (pdf)
  45. O. Shekhah, H. Wang, S. Kowarik, F. Schreiber, M. Paulus, M. Tolan, R. A. Fischer, C. Wöll
    “Step-by-step route for the synthesis of metal-organic frameworks “
    Journal of the American Chemical Society (Communication), 129, 15118 (2007).  (pdf)
  46. A. Hinderhofer, U. Heinemeyer, A. Gerlach, S. Kowarik, R.M.J. Jacobs, T. Suzuki, F. Schreiber
    “Optical Properties of Pentacene and Perfluoropentacene Thin Films”
    Journal of Chemical Physics, 127, 194705 (2007).  (pdf)
  47. S. Kowarik, A. Gerlach, S. Sellner, F. Schreiber, L. Cavalcanti and O. Konovalov
    “Watching organic crystalline films grow “
    Invited Review Article, "Highlights” of the ESRF Annual Report 2006, 39 – 40.  (pdf)
  48. S. Kowarik, A. Gerlach, W. Leitenberger, J. Hu, G. Witte, C. Wöll, U. Pietsch, and F. Schreiber
    “Energy-dispersive reflectivity and GID for real-time growth studies of pentacene thin films”
    Thin Solid Films, 515, 5606 (2007).  (pdf)
  49. S. Kowarik, A. Gerlach, S. Sellner, F. Schreiber, L. Cavalcanti, and O. Konovalov
    “Real-time observation of structural and orientational transitions during growth of organic thin films”
    Physical Review Letters, 96, 12, 125504 (2006).  (pdf)
  50. S. Kowarik, A. Gerlach, S. Sellner, F. Schreiber, J. Pflaum, L. Cavalcanti and O. Konovalov
    “Anomalous roughness evolution of rubrene thin films observed in real time during growth”
    Physical Chemistry Chemical Physics, 8, 1834 – 1836 (2006).  (pdf)
  51. G. Raschke, S. Kowarik, T. Franzl, C. Sönnichsen, T. A. Klar, and J. Feldmann, A. Nichtl, and K. Kürzinger
    “Biomolecular Recognition Based on Single Gold Nanoparticle Light Scattering”
    Nano Letters, 3, 935 (2003).  (pdf)
  52. B. Dragnea, J.M. Szarko, S. Kowarik, T. Weimann, J. Feldmann, and S. R. Leone
    “Near-field surface plasmon excitation on structured gold films”
    Nano Letters, 3, 4 (2003).  (pdf)  
    NanoLetterCover
  1. G. Raschke, S. Kowarik, T. Franzl, C. Sönnichsen, T. A. Klar, J. Feldmann, A. Nichtl and K. Kürzinger
    Patent application: 'Methods, Device and Instrument for Detection of Analytes',
    International Patent Publication WO2004042403 (2003)

 

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