Publications

2013

  • D. Zopes, B. Stein, S. Mathur and C. Graf
    „Improved Stability of “Naked” Gold Nanoparticles Enabled by in Situ Coating with Mono and Multivalent Thiol PEG Ligands

    Langmuir 29, 11217 (2013). DOI: 10.1021/la4012058

  • E. Antonsson, H. Bresch, R. Lewinski, B. Wassermann, T. Leisner, C. Graf, B. Langer and E. Rühl
    „Free nanoparticles studied by soft X-rays

    Chem. Phys. Lett. 559, 1 (2013). DOI: 10.1016/jcplett.2012.11.051

2012

  • C. Fasting, C. A. Schalley, M. Weber, O. Seitz, S. Hecht, B. Koksch, J. Dernedde, C. Graf, E.-W. Knapp and R. Haag
    „Multivalenz als chemisches Organisations- und Wirkprinzip
    Angew. Chem. 124, 10622 (2012). DOI: 10.1002/ange.201201114
    Angew. Chem. Int. Ed. 51, 10472 (2012). DOI: 10.1002/anie.201201114

  • F. Rancan, Q. Gao, C. Graf, S. Troppens, S. Hadam, S. Hackbarth, C. Kembuan, U. Blume-Peytavi, E. Rühl, J. Lademann and A. Vogt
    „Skin penetration and cellular uptake of amorphous silica nanoparticles with variable size, surface functionalization, and colloidal stability"
    ACS NANO, accepted (2012). DOI: 10.1021/nn301622h

  • S. Zherebtsov, F. Süßmann, C. Peltz, J. Plenge, K. J. Betsch, I. Znakovskaya, A.S. Alnaser, N. G. Johnson, M. Kübel, A. Horn, V. Mondes, C. Graf , S. A. Trushin, A. Azzeer, M. J. J. Vrakking, G. G. Paulus, F. Krausz, E. Rühl, T. Fennel and M. F. Kling
    „Carrier-envelope phase tagged imaging of the controlled electron acceleration from SiO2 nanospheres in intense few-cycle laser fields"
    New J. Phys. 14, 075010 (2012). DOI: 10.1088/1367-2630/14/7/075010

  • C. Graf, Q. Gao, I. Schütz, C. Niki Noufele, W. Ruan, U. Posselt, E. Korotianskiy, D. Nordmeyer, F. Rancan, S. Hadam, A. Vogt, J. Lademann, V. Haucke and E. Rühl
    Surface Functionalization of Silica Nanoparticles Supports Colloidal Stability in Physiological Media and Facilitates Internalization in Cells”
    Langmuir 18, 7598 (2012). DOI:10.1021/la204913t

  • M. Jansch, P. Stumpf, C. M. Graf, E. Rühl and R. H. Müller
    „Adsorption kinetics of plasma proteins on superparamagnetic iron oxide (SPIO) nanoparticles”
    Int. J. Pharmaceutics 428, 125 (2012). DOI:10.1016/j.ijpharm.2012.01.060

  • F. Rancan, A. Todorova, S. Hadam, D. Papakostas, E. Luciani, C. Graf, U. Gernert, E. Rühl, B. Verrier, W. Sterry, U. Blume-Peytavi and A. Vogt,
    „Stability of Polylactic Acid (PLA) particles and release of fluorochromes upon topical application on human skin explants”
    Eur. J. Pharma. Biopharma. 80, 76 (2012). DOI: 10.1016/j.ejpb.2011.09.004

2011

  • F. Süßmann, S. Zherebtsov, J. Plenge, Nora Johnson, M. Kü;bel, A. Sayler, V. Mondes, C. Graf, E.Rühl, G. Paulus, D. Schmischke, P. Swrschek and M. Kling,
    „Single-shot velocity-map imaging of attosecond light-field control at kilohertz rate”
    Rev. Sci. Instrum. 82, 093109 (2011). DOI: 10.1063/1.3639333

  • O. Lademann, H. Richter, A. Kramer, A. Patzelt, M.C. Meinke, C. Graf, Q. Gao, E. Korotianksiy, E. Rühl, K.-D. Weltmann, J. Lademann and S. Koch
    Stimulation of the Penetration of Particles into the Skin by Plasma Interaction“
    Laser Phys. Lett. 8, 758 (2011). DOI: 10.1002/lapl.201110055

  • S. Zherebtsov, Th. Fennel, J. Plenge, E. Antonsson, I. Znakovskaya, A. Wirth, O. Herrwerth, F. Süßmann, C. Peltz, I. Ahmad, S. Trushin, V. Pervak, S. Karsch, M.J.J. Vrakking, B. Langer, C. Graf, M.I. Stockman, F. Krausz, E. Rühl and M.F. Kling
    Controlled near-field enhanced electron acceleration from dielectric nanospheres with intense few-cycle laser fields”
    Nature Physics 7, 656 (2011). DOI: 10.1038/NPHYS1983

  • S. Perumal, A. Hofmann, N. Scholz, E. Rühl and C. Graf
    „Kinetics Study of the Binding of Multivalent Ligands on Size-Selected Gold Nanoparticles“
    Langmuir 27, 4456 (2011). DOI: 10.1021/la105134m

  • H. Bresch, B. Wassermann, B. Langer, C. Graf and E. Rühl
    Elastic Scattering of Soft X-Rays from Free Size-Selected Nanoparticles”
    in: Fundamentals and Applications in Aerosol Spectroscopy, Eds.: R. Signorell and J.N. Reid, Taylor and Francis, Chapter 16, 401 (2011)

2010

  • A. Hofmann, S. Thierbach, A. Semisch, A. Hartwig, M. Taupitz, E. Rühl and C. Graf
    „Novel Highly Monodisperse Water-Dispersable Iron Oxide Nanoparticles for Biomedical Applications”
    J. Mat. Chem. 20, 7842 (2010). DOI: 10.1039/C0JM01169J

  • A. Hofmann, C. Graf, S.-H. Kung, M. Kim, X. Peng, R. El-Aama and E. Rühl.
    „New types of bifunctional hydroxamic acids as novel ligands for the hydrophilic stabilization of iron oxide nanoparticles“
    Synthesis 42, 1150 (2010). DOI: 10.1055/s-0029-1218654

2009

  • C. Graf, A. Hofmann, T. Ackermann, C. Boeglin, R. Viswanatha, X. Peng, A. Fraile Rodríguez, F. Nolting and E. Rühl
    „Magnetic and Structural Investigation of ZnSe Semiconductor Nanoparticles Doped with Isolated and Core-concentrated Mn2+ Ions”
    Adv. Functional Mat. 19, 2501 (2009). DOI: 10.1002/adfm.200801602

  • R. Lewinski, C. Graf, B. Langer, R. Flesch, H. Bresch, B. Wassermann and E. Rühl,
    „Size-Effects in Clusters and Free Nanoparticles Probed by Soft X-Rays“
    Eur. J. Phys. Special Topics 169, 67 (2009). doi:10.1140/epjst/e2009-00974-y

  • C. Graf, M. Meinke, Q. Gao, S. Hadam, J. Raabe, W. Sterry, U. Blume-Peytavi, J. Lademann, E. Rühl and A. Vogt
    „Qualitative Detection of Single Submicron and Nanoparticles in Human Skin by Scanning Transmission X-Ray Microscopy“
    J. Biomed. Opt. 14, 021015 (2009). DOI:10.1117/1.3078811

2008

  • Harri Härmä, Christina Graf and Pekka Hänninen
    Synthesis and characterization of core-shell europium(III)-silica nanoparticles
    J. Nanopart. Res. 10, 1221 (2008). DOI: 10.1007/s11051-008-9380-5

  • C. Graf, B. Langer, M. Grimm, R. Lewinski, M. Grom and E. Rühl
    „Investigation of Trapped Metallo-Dielectric Core Shell Colloidal Particles Using Soft X-Rays”
    J. Electron Spectrosc. 166-167, 74-80 (2008).DOI:10.1016/j.elspec.2008.05.010

  • S. Dembski, C. Graf, T. Krüger, U. Gbureck, A. Ewald, A. Bock and E. Rühl
    Photoactivation of CdSe/ZnS-Quantum Dots Embedded into Silica Colloids“
    Small 4, 1516-1526 (2008). DOI: 10.1002/smll.200700997

  • H. Bresch, B. Wassermann, B. Langer, C. Graf, R. Flesch, U. Becker, B. Österreicher, T. Leisner and E. Rühl
    Elastic Light Scattering from Free Sub-Micron Particles in the Soft X Ray Regime“
    Faraday Discuss. 137, 389-402 (2008). DOI: 10.1039/b702630g

2007

  • V.I. Korusinkiy, R.B. Neder, D. Hofmann, S. Dembski, C. Graf and E. Rühl
    Aspects of the Modelling of the Radial Distribution Function of Small Nanoparticles“
    J. Appl. Crystallogr. 40, 975-985 (2007).DOI:10.1107/S0021889807038174

  • A. Hofmann, C. Graf, C. Boeglin and E. Rühl
    Magnetic and structural investigation of Mn2+ doped ZnSe semiconductor nanoparticles”
    ChemPhysChem 8, 2008-2012 (2007). DOI: 10.1002/cphc.200700050

  • C. Graf, R. Lewinski, S. Dembski, B. Langer and E. Rühl
    Structure and Dynamics of Structured II-VI-Semiconductor Nanoparticles inSelected Environments“
    Phys. Stat. Sol. C 9, 3244-3259 (2007). DOI: 10.1002/pssc.200775413

  • R. B. Neder, V. I. Korsunskiy, Ch. Chory, G. Müller, A. Hofmann, S. Dembski, Ch. Graf and E. Rühl
    Structural characterization of II-VI semiconductor nanoparticles"
    Phys. Stat. Sol. C 9, 3221-3233 (2007). DOI: 10.1002/pssc.200775409

  • D. A. Mazurenko, X. Shan, J. C. P. Stiefelhagen, C. M. Graf, A. van Blaaderen and J. I. Dijkhuis
    Coherent vibrations of submicron spherical gold shells in a photonic crystal
    Phys. Rev. B 75, 161102(R) (2007). DOI: 10.1103/PhysRevB.75.161102

2006

  • C. Graf, S. Dembski, A. Hofmann and E. Rühl
    „A General Method for the Controlled Embedding of Nanoparticles in Silica Colloids“
    Langmuir 22, 5604-5610(2006).DOI: 10.1021/la060136w

  • J. Shu, K.R. Wilson, M. Ahmed, S.R. Leone, C. Graf and E. Rühl,
    „Elastic Light Scattering from Nanoparticles by Monochromatic Vacuum Ultraviolet Radiation”
    J. Chem. Phys. 124, 034707 (2006). DOI: http://dx.doi.org/10.1063/1.2159485

  • J. J. Penninkhof, C. Graf, T. van Dillen, A. M. Vredenberg, A. van Blaaderen and A. Polman
    „Angle-Dependent Extinction of Anisotropic Silica/Au Core/Shell Colloids Made via Ion Irradiation”
    Adv. Mater. 18, 2802 (2006). DOI:
    10.1002/adma.200690085

  • J. J. Penninkhof, T. van Dillen, S. Roorda, C. Graf, A. van Blaaderen, A. M. Vredenberg and A. Polman
    „Anisotropic deformation of metallo-dielectric core–shell colloids under MeV ion irradiation”
    Nucl. Instrum. Methods Phys. Res. B 242 523 (2006). DOI: 10.1016/j.nimb.2005.08.116

2005

  • O. G. Tovmachenko, C. Graf, D. J. van den Heuvel, A. van Blaaderen and H. C. Gerritsen
    Fluorescence Enhancement by Metal-Core/Silica-Shell Nanoparticles”
    Adv. Mater. 18, 91 (2006)
    DOI: 10.1002/adma.200500451

  • J. J. Penninkhof, C. Graf, T. van Dillen, A. M. Vredenberg, A. van Blaaderen and A. Polman
    Angle-Dependent Extinction of Anisotropic Silica/Au Core/Shell Colloids Made via Ion Irradiation”
    Adv. Mater. 17, 1484 (2005).
    DOI: 10.1002/adma.200500451

2004

  • S. Roorda, T. van Dillen, A. Polman, C. Graf, A. van Blaaderen and B. J. Kooi
    Aligned Gold Nanorods in Silica Made by Ion Irradiation of Core–Shell Colloidal Particles”
    Adv. Mater. 16, 235 (2004).
    DOI: 10.1002/adma.200305742

2003

  • C. Graf, D. L. J. Vossen, A. Imhof and A. Van Blaaderen
    „A General Method To Coat Colloidal Particles with Silica”
    Langmuir 19, 6693 (2003). DOI: 10.1021/la0347859

2002

  • C. Graf and A. van Blaaderen
    „Metallodielectric Colloidal Core-Shell Particles for Photonic Applications”
    Langmuir 18, 524 (2002). DOI: 10.1021/la011093g

2000

  • C. Graf, W. Schärtl, M. Maskos and M. Schmidt
    „Tracer diffusion of polyorganosiloxane nanoparticles in solution: Effects of tracer topology and particle concentration”
    J. Chem. Phys. 112, 3031 (2000). DOI: 10.1063/1.480877

  • C. Graf, W. Schartl and N. Hugenberg
    „Photoinduced cluster formation of coumarin-labeled organosilicon micronetworks”
    Adv. Mater. 12, 1353 (2000). DOI: 10.1002/1521-4095(200009)12:18<1353::AID-ADMA1353>3.0.CO;2-O

1999

  • C. Graf, W. Schaertl, K. Fischer, N. Hugenberg and M. Schmidt
    „Dye-Labeled Poly(organosiloxane) Microgels with Core−Shell Architecture”
    Langmuir 15, 6170 (1999). DOI: 10.1021/la990222e

  • C. Graf, W. Schaertl, K. Fischer, N. Hugenberg and M. Schmidt
    „Core-shell organosilicone-µ-networks with a dye labeled core”
    Polymeric Materials Science and Engineering 80, 141 (1999)

  • W. Schärtl, C. Roos, C. Graf, M. Schmidt
    „Polyorganosiloxane nanoparticles as optical tracers”
    Progr. Colloid Polym. Sci. 112, 214 (1999). DOI: 10.1007/3-540-48953-3_43