INT Home | Legals | Sitemap | INT-ra Net | KIT

Publications

2017

  • Inner- and Outer-Wall Sorting of Double-Walled Carbon Nanotubes
    Han Li, Georgy Gordeev, Sören Wasserroth, Venkata Sai Kiran Chakravadhanula, C. N. Shyam Kumar, Frank Hennrich, Ado Jorio, Stephanie Reich, Ralph Krupke & Benjamin S. Flavel
    Nature Nanotechnology 12
    (2017)1176 - 1182,10.1038/nnano.2017.207
  • Exploring the upper limit of single-walled carbon nanotube purity by multiple-cycle aqueous two-phase separation
    Li Wei, Benjamin S. Flavel, Wenshan Li, Ralph Krupke and Yuan Chen
    Nanoscale 9
    (2017) 11640 - 11646,10.1039/C7NR03302H
  • Photocurrent spectroscopy of dye-sensitized carbon nanotubes
    Asiful Alam, Simone Dehm, Frank Hennrich, Yuriy Zakharko, Arko Graf, Moritz Pfohl, Ihteaz M. Hossain, Manfred M. Kappes, Jana Zaumseil, Ralph Krupke and Benjamin S. Flavel
    Nanoscale 9
    (2017)11205 - 11213,10.1039/C7NR04022A
  • Understanding the graphitization and growth of free-standing nanocrystalline graphene using in situ transmission electron microscopy
    C. N. Shyam Kumar, Venkata Sai Kiran Chakravadhanula, Adnan Riaz, Simone Dehm, Di Wang, Xiaoke Mu, Benjamin Flavel, Ralph Krupke and Christian Kübel
    Nanoscale 9
    (2017)12835 - 12842,10.1039/C7NR03276E
  • Tuning anti-Klein to Klein tunneling in bilayer graphene
    Renjun Du, Ming-Hao Liu, Jens Mohrmann, Fan Wu, Ralph Krupke, Hilbert v. Löhneysen, Klaus Richter and Romain Danneau
    arxiv
    (2017)1703.7260,arXiv:1703.07260 [cond-mat.mes-hall]
  • Tailoring supercurrent confinement in graphene bilayer weak links
    Rainer Kraft, Jens Mohrmann, Renjun Du, Pranauv Balaji Selvasundaram, Muhammad Irfan, Umut Nefta Kanilmaz, Fan Wu, Detlef Beckmann, Hilbert von Löhneysen, Ralph Krupke, Anton Akhmerov, Igor Gornyi and Romain Danneau
    arxiv
    (2017)1702.08773,arXiv:1702.08773 [cond-mat.mes-hall]
  • Wide dynamic range enrichment method of semiconducting single-walled carbon nanotubes with weak field centrifugation
    Wieland G. Reis, Željko Tomović, R. Thomas Weitz, Ralph Krupke and Jules Mikhael
    Scientific Reports 7
    (2017)44812,10.1038/srep44812
  • Sub-nanosecond light-pulse generation with waveguide-coupled carbon nanotube transducers
    Felix Pyatkov, Svetlana Khasminskaya, Vadim Kovalyuk, Frank Hennrich, Manfred M. Kappes, Gregory N. Goltsman, Wolfram H. P. Pernice and Ralph Krupke
    Beilstein J. Nanotechnol. 8
    (2017) 38–44,10.3762/bjnano.8.5

2016

  • Fully integrated quantum photonic circuit with an electrically driven light source
    Svetlana Khasminskaya, Felix Pyatkov, Karolina Słowik, Simone Ferrari, Oliver Kahl, Vadim Kovalyuk, Patrik Rath, Andreas Vetter, Frank Hennrich, Manfred M. Kappes, G. Gol'tsman, A. Korneev, Carsten Rockstuhl, Ralph Krupke & Wolfram H. P. Pernice
    Nature Photonics 10
    (2016) 727–732,10.1038/nphoton.2016.178
  • Probing the Diameter Limit of Single Walled Carbon Nanotubes in SWCNT: Fullerene Solar Cells
    Moritz Pfohl, Konstantin Glaser, Arko Graf, Adrian Mertens, Daniel D. Tune, Tanja Puerckhauer, Asiful Alam, Li Wei, Yuan Chen, Jana Zaumseil, Alexander Colsmann, Ralph Krupke, Benjamin S. Flavel
    Advanced Energy Materials (2016) 1600890, 10.1002/aenm.201600890
  • Chiral-index resolved length mapping of carbon nanotubes in solution using electric-field induced differential absorption spectroscopy
    Wenshan Li, Frank Hennrich, Benjamin S. Flavel, Manfred M. Kappes and Ralph Krupke
    Nanotechnology 27 (2016) 375706, 10.1088/0957-4484/27/37/375706
  • Highly Efficient and Scalable Separation of Semiconducting Carbon Nanotubes via Weak Field Centrifugation
    Wieland G. Reis, R. Thomas Weitz, Michel Kettner, Alexander Kraus, Matthias Georg Schwab, Željko Tomović, Ralph Krupke & Jules Mikhael
    Scientific Reports 6
    (2016) 26259, 10.1038/srep26259
  • Performance Enhancement of Polymer-Free Carbon Nanotube Solar Cells via Transfer Matrix Modeling
    M. Pfohl, K. Glaser, J. Ludwig, D. D. Tune, S. Dehm, C. Kayser, A. Colsmann, R. Krupke, B. S Flavel
    Advanced Energy Materials 6
    (2016) 1501345, 10.1022/aemn.201501345
  • Cavity-enhanced light emission from electrically driven carbon nanotubes
    Felix Pyatkov, Valentin Fütterling, Svetlana Khasminskaya, Benjamin S. Flavel, Frank Hennrich, Manfred M. Kappes, Ralph Krupke & Wolfram H. P. Pernice
    Nature Photonics 10
    (2016) 420–427, 10.1038/nphoton.2016.70
  • Length-Sorted, Large-Diameter, Polyfluorene-Wrapped Semiconducting Single-Walled Carbon Nanotubes for High-Density, Short-Channel Transistors
    Frank Hennrich, Wenshan Li, Regina Fischer, Sergei Lebedkin, Ralph Krupke, and Manfred M. Kappes
    ACS Nano 10(2)
    (2016) 1888-1895, 10.1021/acsnano.5b05572
  • Directional couplers with integrated carbon nanotube incandescent light emitters
    Randy G. Fechner, Felix Pyatkov, Svetlana Khasminskaya, Benjamin S. Flavel, Ralph Krupke, and Wolfram H. P. Pernice
    Optics Express 24(2)
    (2016) 966-974, 10.1364/OE.24.000966

2015

  • Light emission, light detection and strain sensing with nanocrystalline graphene
    Adnan Riaz, Feliks Pyatkov, Asiful Alam, Simone Dehm, Alexandre Felten, Venkata Chakravadhanula, Benjamin Flavel, Christian Kübel, Uli Lemmer and Ralph Krupke
    Nanotechnology 26
    (2015) 325202, 10.1088/0957-4484/26/32/325202
  • Sorting of Double-Walled Carbon Nanotubes According to Their Outer Wall Electronic Type via a Gel Permeation Method
    Katherine E. Moore, Moritz Pfohl, Daniel D. Tune, Frank Hennrich, Simone Dehm, Venkata Sai K. Chakradhanula, Christian Kübel, Ralph Krupke, and Benjamin S. Flavel
    ACS Nano 9(4)
    (2015) 3849, 10.1021/nn506869h
  • Persistent hysteresis in graphene-mica van der Waals heterostructures
    Jens Mohrmann, Kenji Watanabe, Takashi Taniguchi, Romain Danneau
    Nanotechnology 26
    (2015) 015202, 10.1088/0957-4484/26/1/015202

2014

 
  • Klein, Schnell, Hell
    Michael Engel, Frank Hennrich, Ralph Krupke
    Physik in unserer Zeit 45
    (2014) 243, 10.1002/piuz.201401364
  • Photocurrent Imaging of Semiconducting Carbon Nanotube Devices with Local Mirrors
    Asiful Alam, Benjamin S. Flavel, Simone Dehm, Uli Lemmer, Ralph Krupke
    Physica Status Solidi B 251(12)
    (2014) 2471–2474, 10.1002/pssb.201451272
  • Deposition of Semiconducting Single-Walled Carbon Nanotubes using Light-Assisted Dielectrophoresis
    Wenshan Li, Feliks Pyatkov, Simone Dehm, Benjamin S. Flavel,Ralph Krupke
    Physica Status Solidi B 251(12)
    (2014) 2475–2479, 10.1002/pssb.201451280
  • Photocurrent Spectroscopy of (n,m) Sorted Solution-Processed Single-Walled Carbon Nanotubes
    Michael Engel, Katherine E. Moore, Asiful Alam, Simone Dehm, Ralph Krupke, Benjamin S. Flavel
    ACS Nano 8(9)
    (2014) 9324–9331, 10.1021/nn503278d
  • Separation of Double-Walled Carbon Nanotubes by Size Exclusion Column Chromatography
    Katherine E. Moore, Moritz Pfohl, Frank Hennrich, Venkata Sai K. Chakradhanula, Christian Kuebel, Manfred M. Kappes, Joe G. Shapter, Ralph Krupke, Benjamin S. Flavel
    ACS Nano 8(7)
    (2014) 6756-6764, 10.1021/nn500756a
  • Nanotube film metallicity and its effect on the performance of carbon nanotube–silicon solar cells
    Daniel D. Tune, Adam J. Blanch, Ralph Krupke, Benjamin S. Flavel, Joseph G. Shapter
    Phys. Status Solidi A 211(7)
    (2014) 1479-1487, 10.1002/pssa.201431043/abstract
  • Fabrication of carbon nanotube nanogap electrodes by helium ion sputtering for molecular contacts
    C. Thiele, H. Vieker, A. Beyer, B. S. Flavel, F. Hennrich, D. Muñoz Torres, T. R. Eaton, M. Mayor, M. M. Kappes, A. Gölzhäuser, H. v. Löhneysen, R. Krupke
    Appl. Phys. Lett. 104
    (2014) 103102, 10.1063/1.4868097
  • Waveguide-Integrated Light-Emitting Carbon Nanotubes
    S. Khasminskaya, F. Pyatkov, B. S. Flavel, W. H. P. Pernice, R. Krupke
    Advanced Materials 26
    (2014) 3465, 10.1002/adma.201305634

2013

 
  • The Role of Nanotubes in Carbon Nanotube–Silicon Solar Cells
    D. D. Tune, F. Hennrich, S. Dehm, M. F. G. Klein, K. Glaser, A. Colsmann, J. G. Shapter, U. Lemmer, M. M. Kappes, R. Krupke, B. S. Flavel
    Advanced Energy Materials 3
    (2013) 1091, 10.1002/aenm.201200949
  • Enhancing Raman signals with an interferometrically controlled AFM tip
    M. Oron-Carl, R. Krupke
    Nanotechnology 24
    (2013) 415701, 10.1088/0957-4484/24/41/415701
  • Electron-beam-induced direct etching of graphene
    C. Thiele, A. Felten, T. J. Echtermeyer, A. C. Ferrari, C. Casiraghi, H. v. Löhneysen, R. Krupke
    Carbon 64
    (2013) 84-91, 10.1016/j.carbon.2013.07.038
  • Controlled modification of mono- and bilayer graphene in O2, H2 and CF4 plasmas
    A. Felten, A. Eckmann, J.-J. Pireaux, R. Krupke, C. Casiraghi
    Nanotechnology 24
    (2013) 355705, 10.1088/0957-4484/24/35/355705
  • Fermi energy shift in deposited metallic nanotubes: A Raman scattering study
    B. Hatting, S. Heeg, K. Ataka, J. Heberle, F. Hennrich, M. M. Kappes, R. Krupke, S. Reich
    Phys. Rev. B 87
    (2013) 165442, 10.1103/PhysRevB.87.165442
  • Separation of Single-Walled Carbon Nanotubes by 1-Dodecanol-Mediated Size-Exclusion Chromatography
    B. S. Flavel, M. M. Kappes, R. Krupke, F. Hennrich
    ACS Nano 7
    (2013) 3557-3564, 10.1021/nn4004956
  • Electroluminescence in Single Layer MoS2
    R. S. Sundaram, M. Engel, A. Lombardo, R. Krupke, A. C. Ferrari, Ph. Avouris, M. Steiner
    Nano Letters 13
    (2013) 1416-1421, 10.1021/nl400516a
  • Catalytic subsurface etching of nanoscale channels in graphite
    M. Lukas, V. Meded, A. Vijayaraghavan, L. Song, P. M. Ajayan, K. Fink, W. Wenzel, R. Krupke
    Nature Communications 4
    (2013) 1379, 10.1038/ncomms2399
  • Single- and Double-Sided Chemical Functionalization of Bilayer Graphene
    A. Felten, B. S. Flavel, L. Britnell, A. Eckmann, P. Louette, J.-J. Pireaux, M. Hirtz, R. Krupke, C. Casiraghi
    Small 9
    (2013) 631-639, 10.1002/smll.201202214

2012

 
  • Leuchtendes Graphen
    M. Engel, R. Krupke
    Physik in Unserer Zeit 43
    (2012) 268, 10.1002/piuz.201290095
  • High-frequency performance of scaled carbon nanotube array field-effect transistors
    M. Steiner, M. Engel, Y.-M. Lin, Y. Wu, K. Jenkins, D. B. Farmer, J. J. Humes, N. L. Yoder, J.-W. T. Seo, A. A. Green, M. C. Hersam, R. Krupke, P. Avouris
    Appl. Phys. Lett. 101
    (2012) 053123, 10.1063/1.4742325
  • Carbon Nanotube-Silicon Solar Cells
    D. D. Tune, B. S. Flavel, R. Krupke, J. G. Shapter
    Adv. Energy Mater. 2
    (2012) 1043-1055, 10.1002/aenm.201200249
  • Spatially Resolved Electrostatic Potential and Photocurrent Generation in Carbon Nanotube Array Devices
    M. Engel, M. Steiner, R. Sundaram, R. Krupke, A. A. Green, M. C. Hersam, P. Avouris
    ACS Nano 6
    (2012) 7303-7310, 10.1021/nn302416e
  • Probing the Nature of Defects in Graphene by Raman Spectroscopy
    A. Eckmann, A. Felten, A. Mishchenko, L. Britnell, R. Krupke, K. S. Novoselov, C. Casiraghi
    Nano Letters 12
    (2012) 3925-3930, 10.1021/nl300901a
  • Light–matter interaction in a microcavity-controlled graphene transistor
    M. Engel, M. Steiner, A. Lombardo, A.C. Ferrari, H.v. Löhneysen, P. Avouris, R. Krupke
    Nature Communications 3
    (2012) 906, 10.1038/ncomms1911
  • Antenna-Enhanced Photocurrent Microscopy on Single-Walled Carbon Nanotubes at 30 nm Resolution
    N. Rauhut, M. Engel, M. Steiner, R. Krupke, P. Avouris, A. Hartschuh
    ACS Nano 6
    (2012) 6416, 10.1021/nn301979c
  • Anisotropic Organization and Microscopic Manipulation of Self-Assembling Synthetic Porphyrin Microrods That Mimic Chlorosomes: Bacterial Light-Harvesting Systems
    C. Chappaz-Gillot, P. L. Marek, B. J. Blaive, G. Canard, J. Bürck, G. Garab, H. Hahn, T. Jávorfi, L. Kelemen, R. Krupke, D. Mössinger, P. Ormos, C. M. Reddy, C. Roussel, G. Steinbach, M. Szabó, A. S. Ulrich, N. Vanthuyne, A. Vijayaraghavan, A. Zupcanova, T. S. Balaban
    J. Am. Chem. Soc. 134
    (2012) 944-954, 10.1021/ja203838p

2011

 
  • Controlled fabrication of single-walled carbon nanotube electrodes by electron-beam-induced oxidation
    C. Thiele, M. Engel, F. Hennrich, M.M. Kappes, K.-P. Johnsen, C.G. Frase, H.v. Löhneysen, R. Krupke
    Appl. Phys. Lett. 99
    (2011) 173105, 10.1063/1.3656736
  • Electroluminescence from chirality-sorted (9,7)-semiconducting carbon nanotube devices
    M.H.P. Pfeiffer, N. Stürzl, C.W. Marquardt, M. Engel, S. Dehm, F. Hennrich, M.M. Kappes, U. Lemmer, R. Krupke
    Optics Express 19
    (2011) A1184-A1189, 10.1364/OE.19.0A1184
  • The Graphene–Gold Interface and Its Implications for Nanoelectronics
    R.S. Sundaram, M. Steiner, H.-Y. Chiu, M. Engel, A.A. Bol, R. Krupke, M. Burghard, K. Kern, P. Avouris
    Nano Letters 11
    (2011) 3833–3837, 10.1021/nl201907u
  • Imaging conduction pathways in carbon nanotube network transistors by voltage-contrast scanning electron microscopy
    A. Vijayaraghavan, M.Y. Timmermans, K. Grigoras, A.G. Nasibulin, E.I. Kauppinen, R. Krupke
    Nanotechnology 22
    (2011) 265715, 10.1088/0957-4484/22/26/265715
  • A Scalable, CMOS-Compatible Assembly of Ambipolar Semiconducting Single-Walled Carbon Nanotube devices
    M. Ganzhorn, A. Vijayaraghavan, A.A. Green, S. Dehm, A. Voigt, M. Rapp, M.C. Hersam, R. Krupke
    Advanced Materials 23
    (2011) 1734–1738, 10.1002/adma.201004640
  • Hydrogen Sensing with Diameter- and Chirality-Sorted Carbon Nanotubes
    M. Ganzhorn, A. Vijayaraghavan, S. Dehm, F. Hennrich, A.A. Green, M. Fichtner, A. Voigt, M. Rapp, H.v. Löhneysen, M.C. Hersam, M.M. Kappes, R. Krupke
    ACS Nano 5
    (2011) 1670–1676, 10.1021/nn101992g
  • Synthesis and Optical Properties of Molecular Rods Comprising a Central Core-Substituted Naphthalenediimide Chromophore for Carbon Nanotube Junctions
    S. Grunder, D.M. Torres, C.W. Marquardt, A. Blaszcyk, R. Krupke, M. Mayor
    Eur. J. Org. Chem. 2011
    (2011) 478-496, 10.1002/ejoc.201001415

2010

 
  • The Polarized Carbon Nanotube Thin Film LED
    M. Kinoshita, M. Steiner, M. Engel, J. P. Small, A. A. Green, M. C. Hersam, R. Krupke, E. E. Mendez, P. Avouris
    Optics Express 18
    (2010) 25738, 10.1364/OE.18.025738
  • Electroluminescence from a single nanotube-molecule-nanotube junction
    C.W. Marquardt, S. Grunder, A. Blaszczyk, S. Dehm, F. Hennrich, H.v. Löhneysen, M. Mayor, R. Krupke
    Nature Nanotechnology 5
    (2010) 863–867, 10.1038/nnano.2010.230
  • Toward Single-Chirality Carbon Nanotube Device Arrays
    A. Vijayaraghavan, F.Hennrich, N. Stürzl, M. Engel, M. Ganzhorn, M. Oron-Carl, C.W. Marquardt, S.Dehm, S.Lebdkin, M.M.Kappes, R. Krupke
    ACS Nano 4
    (2010) 2748–2754, 10.1021/nn100337t
  • Phonon-Assisted Electroluminescence from Metallic Carbon Nanotubes and Graphene
    S.Essig, C.W.Marquardt, A.Vijayaraghavan, M.Ganzhorn, S.Dehm, F.Hennrich, F.Ou, A.A.Green, C.Sciascia, F.Bonaccorso, K.-P.Bohnen, H.v.Löhneysen, M.M.Kappes, P.M.Ajayan, M.C.Hersam, A.C.Ferrari, R.Krupke
    Nano Lett. 10
    (2010) 1589–1594, 10.1021/nl9039795
  • Ultraviolet photodetector arrays assembled by dielectrophoresis of ZnO nanoparticles
    W. Yan, N. Mechau, H. Hahn, R. Krupke
    Nanotechnology
    21 (2010) 115501, 10.1088/0957-4484/21/11/115501
  • Defect imaging in Single-Walled Carbon Nanotubes by Voltage-Contrast Scanning Electron Microscopy
    A. Vijayaraghavan, C.W. Marquardt, S. Dehm, F. Hennrich, R. Krupke
    Carbon 48
    (2010) 494, 10.1016/j.carbon.2009.09.067

2009

 
  • Dielectrophoretic assembly of high-density arrays of individual graphene devices for rapid screening
    A. Vijayaraghavan, C. Calogero, S. Dehm, A. Lombardo, A. Bonetti, A. Ferrari, R. Krupke
    ACS Nano 7
    (2009) 1729, 10.1021/nn900288d
  • Silver nanowires growth via branch fragmentation of electrochemically grown silver dendrites
    J. Fang, H. Hahn, R. Krupke, F. Schramm, T. Scherer, B. Dinga, X. Song
    Chem. Commun.
    (2009) 1130, 10.1039/b819003h
  • Shape-persistent macrocycles comprising perfluorinated benzene subunits: synthesis, aggregation behaviour and unexpected μ-rod formation
    L. Shu, M. Müri, R. Krupke, M. Mayor
    Org. Biomol. Chem.
    7 (2009) 1081, 10.1039/b817274a

2008

 
  • Imaging Electronic Structure of Carbon Nanotubes by Voltage-Contrast Scanning Electron Microscopy
    A. Vijayaraghavan, S. Blatt, C.W. Marquardt, S. Dehm, R. Wahi, F. Hennrich, R. Krupke
    Nano Res. 1
    (2008) 321, 10.1007/s12274-008-8034-3
  • Reversible Metal-Insulator Transitions in Metallic Single-Walled Carbon Nanotubes
    C.W. Marquardt, S. Dehm, A. Vijayaraghavan, S. Blatt, F. Hennrich, R. Krupke
    Nano Lett. 8
    (2008) 2767, 10.1021/nl801288d
  • Raman spectroscopic evidence for hot phonon generation in electrically biased carbon nanotubes
    M. Oron-Carl, R.Krupke
    Phys. Rev. Lett.
    100 (2008) 127401, 10.1103/PhysRevLett.100.127401

2007

 
  • Influence of Structural and Dielectric Anisotropy on the Dielectrophoresis of Single-Walled Carbon Nanotubes
    S. Blatt, F. Hennrich, H. v. Löhneysen, M. M. Kappes, A. Vijayaraghavan, R. Krupke
    Nano Lett.
    7 (2007) 1960-1966, 10.1021/nl0706751
  • Ultra-Large-Scale Directed Assembly of Single-Walled Carbon Nanotube Devices
    A. Vijayaraghavan, S. Blatt, D. Weissenberger, M. Oron-Carl, F. Hennrich, D. Gerthsen, H. Hahn, R. Krupke
    Nano Lett.
    7 (2007) 1556-1560, 10.1021/nl0703727
  • The Mechanism of Cavitation-Induced Scission of Single-Walled Carbon Nanotubes
    F. Hennrich, R.Krupke, K. Arnold, J. A. R. Rojas Stütz, S. Lebedkin, T. Koch, T. Schimmel, M. M. Kappes
    J. Phys. Chem. B
    111 (2007) 1932 - 1937, 10.1021/jp065262n

2006

 
  • Probing dielectrophoretic force fields with metallic carbon nanotubes
    C.W. Marquardt, S. Blatt, F. Hennrich, H.v.Löhneysen, R. Krupke
    Appl. Phys. Lett.
    89 (2006) 183117-183119, 10.1063/1.2372771
  • Thin films of metallic carbon nanotubes prepared by dielectrophoresis
    R. Krupke, S. Linden, M. Rapp, F. Hennrich
    Adv. Mat.
    18 (2006) 1468-1470, 10.1002/adma.200600134

2005

 
  • On the electron-phonon coupling of individual single-walled carbon nanotubes
    M. Oron-Carl, F. Hennrich, M. M. Kappes, H. v. Löhneysen, R.Krupke
    Nano Lett.
    5 (2005) 1761-1767; 10.1021/nl051107t
  • Comment on “Using the selective functionalization of metallic single-walled carbon nanotubes to control dielectrophoretic mobility”
    R. Krupke, F. Hennrich
    J. Phys. Chem. B
    109 (2005) 17014-17015; 10.1021/jp0447035
  • Separation techniques for carbon nanotubes
    R. Krupke, F. Hennrich
    Adv. Eng. Mat.
    7 (2005) 111-116; 10.1002/adem.200400170

2004

 
  • Surface conductance of induced dielectrophoresis of semiconducting single-walled carbon nanotubes
    R. Krupke, F. Hennrich, M. M. Kappes, H. v. Löhneysen
    Nano Lett.
    4 (2004) 1395-1399; 10.1021/nl0493794

2003

 
  • Separation of metallic from semiconducting single-walled carbon nanotubes
    R. Krupke, F. Hennrich, H. v. Löhneysen, M. M. Kappes
    Science
    301 (2003) 344-347; 10.1126/science.1086534
  • Simultaneous deposition of metallic bundles of single-walled carbon nanotubes using ac-dielectrophoresis
    R. Krupke, F. Hennrich, H. B. Weber, M. M. Kappes, H. v. Löhneysen
    Nano Lett.
    3 (2003) 1019-1023; 10.1021/nl0342343
  • Near infrared absorbance of single-walled carbon nanotubes dispersed in dimethylformamide
    R. Krupke, F. Hennrich, O. Hampe, M. M. Kappes
    J. Phys. Chem. B
    107(24) (2003) 5667-5669; 10.1021/jp034077w
  • Contacting single bundles of carbon nanotubes with alternating electric fields
    R. Krupke, H. Weber, F. Hennrich, S. Malik, O. Hampe, M. Kappes, H. v. Löhneysen
    Appl. Phys. A
    76 (2003) 397-400; 10.1007/s00339-002-1592-4

2002

 
  • Patterning and visualizing self-assembled monolayers with low-energy electrons
    R. Krupke, S. Malik, H. B. Weber, O. Hampe, M. M. Kappes, H. v. Löhneysen
    Nano Lett.
    2(10) (2002) 1161-1164; 10.1021/nl025679e

2000

 
  • Determination of the superconducting gap in Y1Ba2Cu3O7-d by tunneling experiments under magnetic fields
    Y. Dagan, R. Krupke, G. Deutscher
    Phys. Rev. B
    62 (2000) 146-149; 10.1103/PhysRevB.62.146
  • [110] tunneling under applied magnetic fields into Y1Ba2Cu3O7-d: Possible evidence for a field-induced idxy gap component
    Y. Dagan, R. Krupke, G. Deutscher
    Europhys. Lett.
    51 (2000) 116-121; 10.1209/epl/i2000-00343-4
  • Field induced and spontaneous sub-gap in [110] and [100] oriented YBCO films: indication for a dx2-y2 + idxy order parameter
    G. Deutscher, Y. Dagan, A. Kohen, R. Krupke
    Physica C
    341-348 (2000) 1629-1632; 10.1016/S0921-4534(00)01488-X

1999

 
  • Anisotropic Magnetic Field Dependence of the Zero-Bias Anomaly on In-Plane Oriented [100] Y1Ba2Cu3O7-x/In Tunnel Junctions
    R. Krupke, G. Deutscher
    Phys. Rev. Lett.
    83 (1999) 4634-4637; 10.1103/PhysRevLett.83.4634
  • Spontaneous and field enhanced sub-gaps in in-plane oriented (100)-Y1-XCaXBa2Cu3O7-Y/In tunnel junctions
    R.Krupke, G.Deutscher
    J. Low Temp. Phys.
    117 (1999) 533; 10.1023/A:1022527329560
  • A systematic approach to reduce macroscopic defects in c-axis-oriented YBCO films
    R. Krupke, G. Deutscher
    Physica C
    317-318 (1999) 536-539; 10.1016/S0921-4534(99)00119-7
  • A systematic approach to reduce macroscopic defects in c-axis-oriented YBCO films
    R. Krupke, Z. Barkay, G. Deutscher
    Physica C
    315 (1999) 99-106; 10.1016/S0921-4534(99)00199-9

1997

 
  • On the origin of hole formation in YBCO films
    R. Krupke, Z. Barkay, G. Deutscher
    Physica C
    289 (1997) 146-150; 10.1016/S0921-4534(97)01473-1
  • Superconducting, Structural and Surface Properties of GdBaCuO Thin Films Deposited by Electron Cyclotron Resonance Supported Sputtering
    R. Krupke, G. Ulmer, R. Schneider, M. Kurzmeier, G. Linker, J. Geerk
    Physica C
    279 (1997) 153-168; 10.1016/S0921-4534(97)00120-2

Book chapters

  • Chemistry of Carbon Nanotubes (edited by V.A. Basiuk and E.V. Basiuk)
    Chapter: Separation techniques for carbon nanotubes; R. Krupke, F. Hennrich
    American Scientific Publishers
    2008
    ISBN: 978-1-58883-128-0
  • Second-Generation HTS Conductors (edited by Amit Goyal)
    Chapter 7: Sputtering of Y1Ba2Cu3O7-X; R. Krupke, M.Azoulay,G. Deutscher
    Kluwer Academic Publishers
    2005
    ISBN: 978-1-4020-8117-0
    DOI: 10.1007/0-387-25839-6_7

Theses

  • Advanced Dielectrophoresis for High-Performance Single-Walled Carbon Nanotube Electronics
    W. Li, Ph.D.-thesis (2017)
  • Waveguide-Integrated Electrically Driven Light-Emitting Carbon Nanotubes
    F. Pyatkov, Ph.D.-thesis (2017)
  • STM Characterization of Phenylene-Ethynylene Oligomers on Au(111) and their Integration into Carbon Nanotube Nanogaps
    C. Thiele, Ph.D.-thesis (2014)
  • Graphene and Carbon Nanotube Based Optoelectronic Devices
    M. Engel, Ph.D.-thesis (2012)
  • Untersuchung der elektronenstrahinduzierten Leitwertsänderung in einwandigen metallischen Kohlenstoffnanoröhren
    F. Haas, Diploma thesis (2010)
  • Wasserstoffdetektion mit einwandigen halbleitenden Kohlenstoffnanoröhren
    M. Ganzhorn, Diploma thesis (2009)
  • Elektrolumineszenz organischer Moleküle nach Kontaktierung mit Kohlenstoff-Nanoröhren
    C.W. Marquardt, Ph.D.-thesis (2009)
  • Elektrolumineszenz von metallischen Kohlenstoffnanoröhren
    S. Essig, Diploma thesis (2009)
  • Dielectrophoresis of Single-Walled Carbon Nanotubes
    S. Blatt, Ph.D.-thesis (2008)
  • Leitfähigkeit von Bündeln metallischer Kohlenstoff-Nanoröhren
    I. Klugius, Diploma thesis (2007)
  • Electron-Phonon Coupling in Single-Walled Carbon Nanotubes
    M. Oron-Carl, Ph.D.-thesis (2006)
  • Transporteigenschaften von Bündeln metallischer Kohlenstoff-Nanoröhren
    C. W. Marquardt, Diploma thesis (2006)
  • Zur kontrollierten Kontaktierung von einwandigen Kohlenstoff-Nanoröhren
    D. Secker, Diploma thesis (2003)
  • Evidence for a Complex Order Parameter on the Surface of (100)-In-plane Oriented Y1-XCaXBa2Cu3O7-Y Superconducting Thin Films From Tunneling Experiments
    R. Krupke, Ph.D.-thesis (1999)
  • Präparation von 123-Filmen durch Kathodenzerstäubung im ECR-Plasma
    R. Krupke, Diploma thesis (1994)