Publikationen

2018

  1. D. Raithel, L. Simine, S. Pickel, K. Schötz, F. Panzer, S. Baderschneider, D. Schiefer, R. Lohwasser, J. Köhler, M. Thelakkat, M. Sommer, A. Köhler, P.J. Rossky, R. Hildner
    Direct Observation of Backbone Planarisation via Side-Chain Alignment in Single Bulky-Substituted Polythiophenes
    Proc. Natl. Acad. Sci., 11 (115), (2018), 2699-2704
    DOI: 10.1073/pnas.1719303115

2017

  1. A. Löhner, R. Cogdell, J. Köhler
    Contribution of Low-Temperature Single-Molecule Techniques to Structural Issues of Pigment-Protein Complexes from Photosynthetic Purble Bacteria
    J. R. Soc. Interface, 15 (20170680)
    DOI: 10.1098/rsif.2017.0680
  2. F.M. Keheze, D. Raithel, T. Wu, D. Schiefer, M. Sommer, R. Hildner, G. Reiter
    Signatures of Melting and Recrystallization of a Bulky Substituted Poly(thiophene) Identified by Optical Spectroscopy
    Macromolecules, 50, (2017), 6829-6839
    DOI: 10.1021/acs.macromol.7b01080
  3. J. Thurn, J. Maier, M. Pärs, K. Gräf, M. Thelakkat, J. Köhler
    Temperature Dependence of the Conversion Efficiency of Photochromic Perylene Bisimide Dithienylcyclopentene Triads Embedded in a Polymer
    Phys. Chem. Chem. Phys., 19, (2017), 26065-26071
    DOI: 10.1039/c7cp03634e
  4. Cheng Li, Antonio Guerrero, Yu Zhong, Anna Gräser, Carlos Melo Luna, J. Köhler, Juan Bisquert, R. Hildner, S. Hüttner
    Real-Time Direct Observation of Lodide Ion Migration in Methylammonium Lead Halide Perovskites
    Small, 1701711, (2017)
    DOI: 10.1002/smll.201701711
  5. S. Motamen, C. Schörner, D. Raithel, J.-P. Malval, T. Jarrosson, F. Serein-Spirau, L. Simon, R. Hildner, G. Reiter
    Low Loss Optical Waveguide in Large Single Crystals of a Thiophene-Based Oligomer
    Phys. Chem. Chem. Phys., 19, (2017), 15980-15987
    DOI: 10.1039/c7cp01639e
  6. K. Wilma, T. Unger, S. Tuncel Kostakoglu, M. Hollfelder, C. Hunger, A. Lang, A. G. Gürek, M. Thelakkat, J. Köhler, A. Köhler, S. Gekle, R. Hildner
    Excited State Dynamics and Conformations of a Cu(ll)-Phthalocyanine-Perylenebisimide Dyad
    Phys. Chem. Chem. Phys., 19, (2017), 22169-22176
    DOI: 10.1039/c7cp04026a
  7. Tobias Brixner Richard Hildner Jürgen Köhler Christoph Lambert Frank Würthner
    Exciton Transport in Molecular Aggregates – From Natural Antennas to Synthetic Chromophore Systems
    Advanced energy materials, (2017)
    DOI: 10.1002/aenm.201700236
  8. J. Maier, M. Pärs, T. Weller, M. Thelakkat, J. Köhler
    Deliberate Switching of Single Photochromic Triads
    Scientific Reports, 7, (2017), 41739-1-41739-8
    DOI: 10.1038/srep41739
    pdf
  9. R. Hildner, A. Köhler, P. Müller-Buschbaum, F. Panzer, M. Thelakkat
    π-Conjugated Donor Polymers: Structure Formation and Morphology in Solution, Bulk and Photovoltaic Blends
    Advanced energy materials, 7, (2017), 1700314
    DOI: 10.1002/aenm.201700314

2016

  1. D. Raithel, S. Baderschneider, T.B. de Queiroz, R. Lohwasser, J. Köhler, M. Thelakkat, S. Kümmel, R. Hildner
    The Emitting Species of Poly(3-hexylthiophene): From Single, Isolated Chains to Bulk
    Macromolecules, 49, (2016), 9553-9560
    DOI: 10.1021/acs.macromol.6b02077
  2. S. Motamen, D. Raithel, R. Hildner, K. Rahimi, T. Jarrosson, F. Serein-Spirau, L. Simon, G. Reiter
    Revealing Order and Disorder in Films and Single Crystals of a Thiophene-Based Oligomer by Optical Spectroscopy
    ACS Photonics, 3, (2016), 2315-2323
    DOI: 10.1021/acsphotonics.6b00473
  3. M. Reichenberger, S. Baderschneider, D. Kroh, J. Köhler, R. Hildner, A. Köhler
    Watching paint dry: The impact of Diiodooctane on the Kinetics of Aggregate Formation in Thin Films of Poly(3-hexylthiophene)
    Macromolecules, 49, (2016), 6420-6430
    DOI: 10.1021/acs.macromol.6b01257
  4. A. Löhner, K. Ashraf, R.J. Cogdell, J. Köhler
    Fluorescence-excitation and Emission Spectroscopy on Single FMO Complexes
    Scientific Reports, 6, (2016), 31875-31880
    DOI: 10.1038/srep31875
    pdf
  5. C. Li, Y. Zhong, C. A. Melo Luna, T. Unger, K. Deichsel, A. Gräser, J. Köhler, A. Köhler, R. Hildner, S. Huettner
    Emission Enhancement and Intermittency in Polycrystalline Organolead Halide Perovskite Films
    Molcules, 21, (2016), 1081-1092
    DOI: 10.3390/molecules21081081
  6. L.M. Günther, M. Jendrny, E.A. Bloemsma, M. Tank, G.T. Oostergetel, D.A. Bryant, J. Knoester, J. Köhler
    Structure of Light-Harvesting Aggregates in Individual Chlorosomes
    J. Phys. Chem., 120, (2016), 5367-5376
    DOI: 10.1021/acs.jpcb.6b03718
  7. F. Panzer, S. Baderschneider, T. Gujar, T. Unger, S. Bagnich, M. Jakoby, H. Bässler, S. Hüttner, J. Köhler, R. Moos, M. Thelakkat, R. Hildner, A. Köhler
    Reversible Laser Induced Amplified Spontaneous Emission from Coexisting Tetragonal and Orthorhombic Phases in Hybrid Lead Halide Perovskites
    Adv. Optical Mater., 4, (2016), 917-928
    DOI: 10.1002/adom.201500765
  8. K. Wilma, A. Issac, Z. Chen, F. Würthner, R. Hildner, J. Köhler
    Tracing Single Electrons in a Disordered Polymer Film at Room Temperature
    J. Phys. Chem., 7, (2016), 1478-1483
    DOI: 10.1021/acs.jpclett.6b00446
  9. S. Baderschneider, U. Scherf, J. Köhler, R. Hildner
    Influence of the Conjugation Length on the Optical Spectra of Single Ladder-Type (p-Phenylene) Dimers and Polymers
    J. Phys. Chem. A, 120 (2), (2016), 233-240
    DOI: 10.1021/acs.jpca.5b10879

2015

  1. M. Schörner, S.R. Beyer, J. Southall, R.J. Cogdell, J. Köhler
    Conformational Memory of a Protein Revealed by Single-Molecule Spectroscopy
    J. Phys. Chem. B, 119 (44), (2015), 13964-13970
    DOI: 10.1021/acs.jpcb.5b07494
  2. M. Schörner, S.R. Beyer, J. Southall, R.J. Cogdell, J. Köhler
    Multi-level, multi time-scale fluorescence intermittency of photosynthetic LH2 complexes. A precursor of non-photochemical quenching?
    J. Phys. Chem. B, 119 (44), (2015), 13958-13963
    DOI: 10.1021/acs.jpcb.5b06979
  3. M. Pajusalu, R. Kunz, M. Rätsep, K. Timpmann, J. Köhler, A. Freiberg
    Unified analysis of ensemble and single-complex optical spectral data from light harvesting 2 chromoproteins for gaining deeper insight into bacterial photosynthesis
    Phys. Rev. E, 92 (5), (2015)
    DOI: 10.1103/PhysRevE.92.052709
  4. A. T. Haedler, K. Kreger, A. Issac, B. Wittmann, M. Kivala, N. Hammer, J. Köhler, H.-W. Schmidt, R. Hildner
    Long-Range Energy Transport in Single Supramolecular Nanofibres at Room Temperature
    Nature, 523, (2015), 196-199
    DOI: 10.1038/nature14570
  5. S. R. Beyer, L. Müller, J. Southall, R. J. Cogdell, G. M. Ullmann, J. Köhler
    The Open, the Closed, and the Empty: Time-Resolved Fluorescence Spectroscopy and Computational Analysis of RC-LH1 Complexes from Rhodopseudomonas palustris
    J. Phys. Chem. B, 119 (4), (2015), 1362-1373
    DOI: 10.1021/jp510822k
  6. A. Löhner, A. Carey, K. Hacking, N. Picken, S. Kelly, R. Cogdell, J. Köhler
    The origin of the split B800 absorption peak in the LH2 complexes from Allochromatium vinosum
    Photosynth. Res., 123 (1), (2015), 23-31
    DOI: 10.1007/s11120-014-0036-2

2014

  1. F. Spreitler, M. Sommer, M. Hollfelder, M. Thelakkat, S. Gekle, J. Köhler
    Unravelling the conformations of di-(perylene bisimide acrylate) by combining time-resolved fluorescence-anisotropy experiments and molecular modelling
    Phys. Chem. Chem. Phys., 16 (47), (2014), 25959-25968
    DOI: 10.1039/C4CP03064H
  2. A.T. Haedler, S.R. Beyer, N. Hammer, R. Hildner, M. Kivala, J. Köhler, H.W. Schmidt
    Synthesis and Photophysical Properties of Multichromophoric Carbonyl-Bridged Triarylamines
    Chem. Eur. J., 20 (37), (2014), 11708-11718
    DOI: 10.1002/chem.201403667
  3. R. Kunz, K. Timpmann, J. Southall, R.J. Cogdell, A. Freiberg, J. Köhler
    Single-Molecule Spectroscopy Unmasks the Lowest Exciton State of the B850 Assembly in LH2 from Rps. acidophila
    Biophys. J., 106 (9), (2014), 2008-2016
    DOI: 10.1016/j.bpj.2014.03.023
  4. M. Jendrny, T. J. Aartsma, J. Köhler
    Insights into the Excitonic States of Individual Chlorosomes from Chlorobaculum tepidum
    Biophys. J., 106 (9), (2014), 1921-1927
    DOI: 10.1016/j.bpj.2014.03.020
  5. C. E. Susa, J. H. Reina, R. Hildner
    Plasmon-assisted quantum control of distant emitters
    Phys. Lett. A, 378 (32-33), (2014), 2371-2376
    DOI: 10.1016/j.physleta.2014.06.038
  6. D. Brinks, R. Hildner, E. M. H. P. van Dijk, F. D. Stefani, J. B. Nieder, J. Hernando, N. F. van Hulst
    Ultrafast Detection of Single Molecules
    Chem. Soc. Rev., 43, (2014), 2476-2491
    DOI: 10.1039/C3CS60269A
  7. D. Ernst, J. Köhler, M. Weiss
    Probing the type of anomalous diffusion with single-particle tracking
    Phys. Chem. Chem. Phys., 16 (17), (2014), 7686-7691
    DOI: 10.1039/C4CP00292J
  8. M. Pärs, M. Gradmann, K. Gräf, P. Bauer, M. Thelakkat, J. Köhler
    Optical gating with organic building blocks. A quantitative model for the fluorescence modulation of photochromic perylene bisimide dithienylcyclopentene triads
    Scientific Reports, 4, (2014), 4316
    DOI: 10.1038/srep04316
  9. A. Issac, R. Hildner, C. Hippius, F. Würthner, J. Köhler
    Stepwise Decrease of Fluorescence versus Sequential Photobleaching in a Single Multichromophoric System
    ACS Nano, 8 (2), (2014), 1708-1717
    DOI: 10.1021/nn4060946
  10. R. Schmidt, M. Pärs, T. Weller, M. Thelakkat, J. Köhler
    Trapping on demand: External regulation of excitation energy transfer in a photoswitchable smart matrix
    Appl. Phys. Lett., 104 (1), (2014), 013304
    DOI: 10.1063/1.4860984
  11. R. Scheier, J. Köhler, H. Schmidt
    Identification of the early postmortem metabolic state of porcine M. semimem-branosus using Raman spectroscopy
    Vib. Spec., 70, (2014), 12-17
    DOI: 10.1016/j.vibspec.2013.10.001

2013

  1. P.S. Böhm, R. Kunz, J. Southall, R.J. Cogdell, J. Köhler
    Does the Reconstitution of RC-LH1 Complexes from Rhodopseudomonas acidophila Strain 10050 into a Phospholipid Bilayer Yield the Optimum Environment for Optical Spectroscopy?
    J. Phys. Chem. B., 117 (48), (2013), 15004-15013
    DOI: 10.1021/jp409980k
  2. M. Pärs, K. Gräf, P. Bauer, M. Thelakkat, J. Köhler
    Optical gating of perylene bisimide fluorescence using dithienylcyclopentene photochromic switches
    Appl. Phys. Lett., 103 (22), (2013), 221115

    classified as „Research Highlight“ , Nature Photonics 8 (2014) 84, Link


    DOI: 10.1063/1.4837355
  3. R. Kunz, K. Timpmann, J. Southall, R. J. Cogdell, J. Köhler, A. Freiberg
    Fluorescence-Excitation and Emission Spectra from LH2 Antenna Complexes of Rhodopseudomonas acidophila as a Function of the Sample Preparation Conditions
    J. Phys. Chem. B, 117 (40), (2013), 12020-12029
    DOI: 10.1021/jp4073697
  4. A. Sumino, T. Dewa, T. Noji, Y. Nakano, N. Watanabe, R. Hildner, N. Bösch, J. Köhler, M. Nango
    Influence of Phospholipid Composition on Self-Assembly and Energy-Transfer Efficiency in Networks of Light-Harvesting 2 Complexes
    J. Phys. Chem. B, 117 (36), (2013), 10395-10404
    DOI: 10.1021/jp4047819
  5. R. Kunz, K. Timpmann, J. Southall, R. J. Cogdell, A. Freiberg, J. Köhler
    Fluctuations in the Electron-Phonon Coupling of a Single Chromoprotein
    Ang. Chem. Int. Ed., 52, (2013), 8726-8730
    DOI: 10.1002/anie.201303231
  6. P. Bauer, M. Sommer, J. Thurn, M. Pärs, J. Köhler, M. Thelakkat
    A photoswitchable poly(3-hexylthiophene)
    Chem. Commun., 49 (41), (2013), 4637-4639
    DOI: 10.1039/c3cc41765d
  7. P. S. Böhm, J. Southall, R. J. Cogdell,J. Köhler
    Single-Molecule Spectroscopy on RC-LH1 Complexes of Rhodopseudomonas acidophila Strain 10050
    J. Phys. Chem. B, 117 (11), (2013), 3120-3126
    DOI: 10.1021/jp4005218
  8. D. Ernst, J. Köhler
    How the number of fitting points for the slope of the mean-square displacement influences the experimentally determined particle size distribution from single-particle tracking
    Phys. Chem. Chem. Phys., 15 (10), (2013), 3429-3432
    DOI: 10.1039/C3CP44391D
  9. D. Ernst, J. Köhler
    Measuring a diffusion coefficient by single-particle tracking: statistical analysis of experimental mean squared displacement curves
    Phys. Chem. Chem. Phys., 15, (2013), 845-849
    DOI: 10.1039/C2CP43433D

2012

  1. M. Jendrny, T. J. Aartsma, J. Köhler
    Fluorescence Excitation Spectra from Individual Chlorosomes of the Green Sulfur Bacterium Chlorobaculum tepidum
    J. Phys. Chem. Lett., 3, (2012), 3745-3750
    DOI: 10.1021/jz301808h
  2. R. Kunz, K. Timpmann, J. Southall, R. J. Cogdell, A. Freiberg, J. Köhler
    Exciton Self Trapping in Photosynthetic Pigment–Protein Complexes Studied by Single-Molecule Spectroscopy
    J. Phys. Chem. B, 116 (36), (2012), 11017-11023
    DOI: 10.1021/jp3040456
  3. J. Köhler
    Supramolecular dye aggregates: Nanotube knockout
    Nature Chemistry, 4 (8), (2012), 598-600
    DOI: 10.1038/nchem.1410
  4. A. Issac, R. Hildner, D. Ernst, C. Hippius, F. Wurthner, J. Köhler
    Single molecule studies of calix[4]arene-linked perylene bisimide dimers: relationship between blinking, lifetime and/or spectral fluctuations
    Phys. Chem. Chem. Phys., 14 (30), (2012), 10789-10798
    DOI: 10.1039/c2cp41250k
  5. D. Ernst, S. Hain, J. Köhler
    Setup for single-particle tracking: artefacts and corrections
    JOSA A, 29 (7), (2012), 1277-1287
    DOI: 10.1364/JOSAA.29.001277
  6. F. Spreitler, M. Sommer, M. Thelakkat, J. Köhler
    Conformational Dynamics of Di-(Perylene Bisimide Acrylate) and its Footprints in Steady-State, Time-Resolved, and Fluorescence-Correlation Spectroscopy
    Phys. Chem. Chem. Phys., 4 (22), (2012), 7971-7980
    DOI: 10.1039/C2CP40387K
  7. D. Ernst , M. Hellmann , J. Köhler, M. Weiss
    Fractional Brownian Motion in Crowded Fluids
    Soft Matter, 8 (18), (2012), 4886-4889
    DOI: 10.1039/C2SM25220A

2011

  1. S. Jang, R.J. Silbey, R. Kunz, C. Hofmann, J. Köhler
    Is there Elliptic Distortion in the Light Harvesting Complex 2 of Purple Bacteria?
    J. Phys. Chem. B, 115 (44), (2011), 12947-12953
    DOI: 10.1021/jp202344s
  2. M. Pärs, C.C. Hofmann, K. Willinger, P. Bauer, M. Thelakkat, J. Köhler
    An Organic Optical Transistor Operated under Ambient Conditions
    Ang. Chem. Int. Ed., 50 (48), (2011), 11405-11408
    DOI: 10.1002/anie.201104193
  3. S.R. Beyer, S. Ullrich, S. Kudera, A.T. Gardiner, R.J. Cogdell, J. Köhler
    Hybrid Nanostructures for Enhanced Light-Harvesting: Plasmon Induced Increase in Fluorescence from Individual Photosynthetic Pigment-Protein-Complexes
    Nano Letters, 11 (11), (2011), 4897-4901
    DOI: 10.1021/nl202772h
  4. T.J. Pflock, S. Oellerich, L. Krapf, J. Southall, R.J. Cogdell, G.M. Ullmann, J. Köhler
    The electronically excited states of LH2 complexes from Rhodopseudomonas acidophila strain 10050 studied by time-resolved spectroscopy and Dynamic Monte Carlo simulations, II: Homo-Arrays of LH2 complexes reconstituted into phospholipid model membranes
    J. Phys. Chem. B, 115 (28), (2011), 8821-8831
    DOI: 10.1021/jp2023583
  5. T.J. Pflock, S. Oellerich, J. Southall, R.J. Cogdell, G.M. Ullmann, J. Köhler
    The electronically excited states of LH2 complexes from Rhodopseudomonas acidophila strain 10050 studied by time-resolved spectroscopy and Dynamic Monte Carlo simulations, I: Isolated, Non-Interacting LH2 complexes
    J. Phys. Chem. B, 115 (28), (2011), 8813-8820
    DOI: 10.1021/jp202353c
  6. R. Q. Albuquerque, C. C. Hofmann, J. Köhler, A. Köhler
    Diffusion-Limited Energy Transfer in Blends of Oligofluorenes with an Anthracene Derivative
    J. Phys. Chem. B, 115 (25), (2011), 8063-8070
    DOI: 10.1021/jp202333w
  7. S. Unterkofler, Tobias Pflock, J. Southall, R. J. Cogdell, J. Köhler
    Fluorescence Blinking of the RC–LH1 Complex from Rhodopseudomonas palustris
    Chem. Phys. Chem., 12 (3), (2011), 711-716
    DOI: 10.1002/cphc.201000588
  8. C. Haramagatti, F. Schacher, A.H.E. Müller, J. Köhler
    Diblock copolymer membranes investigated by single particle tracking
    Phys. Chem. Chem. Phys., 13 (6), (2011), 2278-2284
    DOI: 10.1039/C0CP01658F
  9. A.V. Naumov, A.A. Gorshelev, Y.G. Vainer, L. Kador, J. Köhler
    Impurity spectroscopy at its ultimate limit: Relation between bulk spectrum, inhomogeneous broadening, and local disorder by spectroscopy of (nearly) all individual dopant molecules in solids
    Phys. Chem. Chem. Phys., 13 (5), (2011), 1734-1742
    DOI: 10.1039/C0CP01689F
  10. L. Krapf, M. Dezi, W. Reichstein, J. Köhler, S. Oellerich
    AFM characterization of spin-coated multilayered dry lipid films prepared from aqueous vesicle suspensions
    Colloids & Surfaces B: Biointerfaces, 82 (1), (2011), 25-32
    DOI: 10.1016/j.colsurfb.2010.08.006

2010

  1. F. Spreitler, C. Brock , A. Pelzmann, O. Meyer, J. Köhler
    Interaction of CO Dehydrogenase with the Cytoplasmic Membrane Monitored by Fluorescence Correlation Spectroscopy
    Chem. Bio. Chem., 11 (17), (2010), 2419-2423
    DOI: 10.1002/cbic.201000431
  2. R.J. Cogdell, J. Köhler
    Sunlight, Purple Bacteria and Quantum Mechanics: How Purple Bacteria Harness Quantum Mechanics for efficient Light Harvesting
    in: Quantum Efficiency in Complex Systems, Part I: Biomolecular systems (Semiconductor and Semimetals), 83, (2010), 77-94, eds.: Weber, Würfel, Thorwart
    DOI: 10.1016/B978-0-12-375042-6.00003-1
  3. C.C. Hofmann, S.M. Lindner, M. Ruppert, A. Hirsch, S.A. Haque, M. Thelakkat, J. Köhler
    The influence of π-π-stacking on the light-harvesting properties of perylene bisimide antennas that are covalently linked to a [60]fullerene
    Phys. Chem. Chem. Phys., 12, (2010), 14485-14491
    DOI: 10.1039/C0CP01200A
  4. C.C. Hofmann, S.M. Lindner, M. Ruppert, A. Hirsch, S.A. Haque, M. Thelakkat, J. Köhler
    The mutual interplay of light-harvesting and triplet sensitizing in a perylene bisimide-antenna fullerene dyad
    J.Phys.Chem. B, 114 (28), (2010), 9148-9156
    DOI: 10.1021/jp1035585
  5. A.A. Gorshelev, A.V. Naumov, I.Y. Eremchev, Y.G. Vainer, L. Kador, J. Köhler
    Ortho-dichlorobenzene doped with terrylene - a highly photo-stable single-molecule system promising for photonics applications
    Chem.Phys.Chem., 11 (1), (2010), 182-187
    DOI: 10.1002/cphc.200900651
  6. M.F. Richter, J. Baier, R.J. Cogdell, S. Oellerich, J. Köhler
    The Influence of Symmetry on the Electronic Structure of the Photosynthetic Pigment-Protein Complexes from Purple Bacteria
    in: Springer Series in Chemical Physics: Single Molecule Spectroscopy, 96, (2010), 513-533, eds.:

    A. Gräslund, R. Rigler, J. Widengren


    DOI: 10.1007/978-3-642-02597-6_26

2009

  1. C.C. Hofmann, P. Bauer, S.A. Haque, M. Thelakkat, J. Köhler
    Energy- and charge-transfer processes in flexible organic donor- acceptor dyads
    J. Chem. Phys., 131 (14), (2009), 144512
    DOI: 10.1063/1.3245955
  2. D. Ernst, R. Hildner, C. Hippius, F. Würthner, J. Köhler
    Photoblinking Dynamics in Single Calix[4]arene-linked Perylene Bisimide Dimers
    Chem.Phys. Lett., 482 (1-3), (2009), 93-98
    DOI: 10.1016/j.cplett.2009.09.096
  3. A.V. Naumov, A.A. Gorshelev, Y.G. Vainer, L. Kador, J. Köhler
    Far-Field Nano-Diagnostics of Solids with Visible Light by Spectrally Selective Imaging
    Ang. Chem. Int. Ed., 48 (51), (2009), 9747-9750
    Ang. Chem., 121 (51), (2009), 9930-9934
    DOI: 10.1002/anie.200905101
  4. I. Yu. Eremchev, A. V. Naumov, A.A. Gorshelev, Yu.G. Vainer, L. Kador, J. Köhler
    Do impurity chromophores affect the tunnelling dynamics of an amorphous polymer? Investigation by single-molecule spectroscopy
    Molecular Physics, 107 (8), (2009), 1943-1953
    DOI: 10.1080/00268970802672676
  5. J. Köhler, S. Oellerich
    Low-Temperature Single-Molecule Spectroscopy on Photosynthetic Pigment Protein Complexes from Purple Bacteria
    Photosynth.Res., 101 (2-3), (2009), 171-179
    Concise Review Paper
    DOI: 10.1007/s11120-009-9450-2
  6. J. Baier, M. Gabrielsen, S. Oellerich, M. Michel, M. van Heel, R.J. Cogdell, J. Köhler
    Spectral Diffusion and Electron-Phonon Coupling of the B800 BChl a molecules in LH2 Complexes from three different Species of Purple Bacteria
    Biophys. J., 97 (9), (2009), 2604-2612
    DOI: 10.1016/j.bpj.2009.07.052
  7. T.H.P. Brotosudarmo, R. Kunz, P. Böhm, A.T. Gardiner, V. Moulisova, R.J. Cogdell, J. Köhler
    Single-Molecule spectroscopy reveals that individual low-light LH2 complexes from Rhodopseudomonas palustris 2.1.6. have a heterogeneous polypeptide composition
    Biophys. J., 97 (5), (2009), 1491-1500
    DOI: 10.1016/j.bpj.2009.06.034
  8. R. Hildner, Laura Winterling, U. Lemmer, U. Scherf, J. Köhler
    Single-Molecule Spectroscopy on a Ladder-Type Conjugated Polymer: Electron-Phonon Coupling and Spectral Diffusion
    Chem. Phys. Chem., 10 (14), (2009), 2524-2534
    DOI: 10.1002/cphc.200900445
  9. J. Köhler, R.J. Cogdell
    Use of single-molecule spectroscopy to tackle fundamental problems in biochemistry: using studies on purple bacterial antenna complexes as an example
    Biochem. J., 422, (2009), 193-205
    DOI: 10.1042/BJ20090674

2008

  1. J. Köhler
    Optical Spectroscopy of Individual Light-Harvesting Complexes from Purple Bacteria
    in: Advances in Photosynthesis and Respiration: The Purple Phototrophic Bacteria, 28, (2008), 877-894, eds.: C. N. Hunter, F. Daldal, M. C. Thurnauer, J. Th. Beatty
    DOI: 10.1007/978-1-4020-8815-5_44
  2. T.J. Aartsma, J. Köhler
    Optical Spectroscopy of Individual Light-Harvesting Complexes
    in: Advances in Photosynthesis and Respiration : Biophysical Techniques in Photosynthesis, 26, (2008), 241-266, eds.: T. J. Aartsma, J. Matysik
    DOI: 10.1007/978-1-4020-8250-4_13
  3. J. Baier, M.F. Richter, R.J. Cogdell, S. Oellerich and J. Köhler
    Determination of the Spectral Diffusion Kernel of a Protein by Single Molecule Spectroscopy
    Phys. Rev. Lett., 100 (1), (2008), 018108
    DOI: 10.1103/PhysRevLett.100.018108
  4. B. Theissen, A. R. Karow, J. Köhler, A. Gubaev, D. Klostermeier
    Cooperative binding of ATP and RNA induces a closed conformation in a DEAD box RNA helicase
    Proc. Natl. Acad. Sci., 105 (2), (2008), 548-553
    DOI: 10.1073/pnas.0705488105
  5. C. Hofmann, F. Kulzer, R. Zondervan, J. Köhler, M. Orrit
    Single biomolecules at cryogenic temperatures: From structure to dynamics
    in: Springer Series in Biophysics: Single Molecules and Nanotechnology, 12, (2008), 25-51, eds.: Rudolf Rigler, Horst Vogel, Springer Verlag
    DOI: 10.1007/978-3-540-73924-1_2
  6. T. Pflock, M. Dezi, G. Venturoli, R.J. Cogdell, J. Köhler, S. Oellerich
    Comparision of the fluorescence kinetics of detergent-solubilized and membrane-reconstituted LH2 complexes from Rhodopseudomonas acidophila and Rhodobacter sphaeroides
    Photosynth. Res., 95 (2-3), (2008), 291-298
    DOI: 10.1007/s11120-007-9245-2
  7. M.F. Richter, J. Baier, J. Southall, R.J. Cogdell, S. Oellerich, J. Köhler
    Spectral diffusion of the lowest excoton component in the core complex from Rhodopseudomonas palustris studied by single-molecule spectroscopy
    Photosynth. Res., 95 (2-3), (2008), 285-290
    DOI: 10.1007/s11120-007-9267-9

2007

  1. M.F. Richter, J. Baier, J. Southall, R.J. Cogdell, S. Oellerich, J. Köhler
    Refinement of the X-Ray Structure of the RC-LH1 Core Complex from Rhodopseudomonas palustris by Single-Molecule Spectroscopy
    Proc. Natl. Acad. Sci., 104 (51), (2007), 20280-20284
    DOI: 10.1073/pnas.0704599105
  2. R. Hildner, U. Lemmer, U. Scherf and J. Köhler
    Continous-wave two-photon spectroscopy on a ladder-type conjugated polymer
    Chem. Phys. Lett., 448 (4-6), (2007), 213-217
    DOI: 10.1016/j.cplett.2007.10.011
  3. A. Sperschneider, F. Schacher, M. Gawenda, L. Tsarkova, A.H.E. Müller, M. Ulbricht, G. Krausch, J. Köhler
    Towards Nanoporous Membranes based on ABC Triblock Terpolymers
    Small, 3 (6), (2007), 1056-1063
    DOI: 10.1002/smll.200600579
  4. R. Hildner, U. Lemmer, U. Scherf, M. van Heel, J. Köhler
    Revealing the Electron-Phonon-Coupling in a Conjugated Polymer by Single-Molecule Spectroscopy
    Adv. Mat., 19 (15), (2007), 1978-1982
    DOI: 10.1002/adma.200602718
  5. E. Lang, R. Hildner, H. Engelke, P. Osswald, F. Würthner, J. Köhler
    Comparison of the Photophysical Parameters for Three Perylene-Bisimide Derivatives by Single-Molecule Spectroscopy
    Chem. Phys. Chem., 8 (10), (2007), 1487-1496
    DOI: 10.1002/cphc.200700186
  6. M. Richter, J. Baier, R.J. Cogdell, J. Köhler and S. Oellerich
    Single-molecule spectroscopy characterization of light-harvesting 2 complexes reconstituted into model membranes
    Biophys. J., 93 (1), (2007), 183-191
    DOI: 10.1529/biophysj.106.103606
  7. C. von Borczyskowski, J. Köhler, W.E. Moerner, M. Orrit, J. Wrachtrup
    Single-Molecule Electron Spin Resonance
    Appl. Magn. Reson., 31 (3-4), (2007), 665-676
    DOI: 10.1007/BF03166609
  8. M. Richter, J. Baier, Th. Prem, S. Oellerich, F. Francia, G. Venturoli, D. Oesterhelt, J. Southall, R.J. Cogdell, J. Köhler
    Symmetry Matters for the electronic structure of core complexes from Rhodopseudomonas Palustris and Rhodobacter Sphaeroides PufX
    Proc. Natl. Acad. Sci., 104 (16), (2007), 6661-6665
    DOI: 10.1073/pnas.0611115104
  9. Y. Berlin, A. Burin, J. Friedrich and J. Köhler
    Low Temperature Spectroscopy of Proteins. Part II: Experiments with Single Protein Complexes
    Physics of Life Reviews, 4 (1), (2007), 64-89
    DOI: 10.1016/j.plrev.2007.01.001
  10. J. Baier, M. Richter, R.J. Cogdell, S. Oellerich, J. Köhler
    Do Proteins at low Temperature behave as Glasses? A Single-Molecule Study
    J. Phys. Chem. B, 111 (5), (2007), 1135-1138
    DOI: 10.1021/jp0674569

2006

  1. Ch. Scharf, K. Peter, P. Bauer, Ch. Jung, M. Thelakkat, J. Köhler
    Towards the Characterisation of Energy-Transfer Processes in Organic Donor-Acceptor Dyads Based on Triphenyldiamine and Perylenebisimides
    Chem. Phys., 328 (1-3), (2006), 403-409
    DOI: 10.1016/j.chemphys.2006.07.030
  2. R. Hildner, U. Lemmer, U. Scherf, J. Köhler
    Picosecond excitation energy relaxation processes in a ladder-type π-conjugated polymer
    Chem. Phys. Lett., 429 (1-3), (2006), 103-108
    DOI: 10.1016/j.cplett.2006.08.001
  3. M. Ketelaars, J.-M. Segura, S. Oellerich, W.P.F. de Ruijter, G. Magis, M. Matsushita, R.J. Cogdell, J. Köhler, J. Schmidt, T.J. Aartsma
    Probing the electronic structure and conformational flexibility of individual light-harvesting 3 complexes by optical single-molecule spectroscopy
    J. Phys. Chem. B, 110 (37), (2006), 18710-18717
    DOI: 10.1021/jp061236d
  4. Y. Berlin, A. Burin, J. Friedrich, J. Köhler
    Spectroscopy of Proteins at Low Temperature. Part I: Experiments with molecular ensembles
    Physics of Life Reviews, 3 (4), (2006), 262-292
    DOI: 10.1016/j.plrev.2006.09.001
  5. R. J. Cogdell, A. Gall, J. Köhler
    The architecture and function of the light-harvesting apparatus of purple bacteria: from single molecules to in vivo membranes
    Q. Rev. Biophysics, 39 (3), (2006), 227-324
    DOI: 10.1017/S0033583506004434
  6. E. Lang, J. Baier, J. Köhler
    Epifluorescence-, Confocal-, and Total-Internal-Reflection Microscopy for Single-Molecule Experiments: A Quantitative Comparison
    J. of Microscopy, 222 (2), (2006), 118-123
    DOI: 10.1111/j.1365-2818.2006.01579.x
  7. J. Köhler and T.J. Aartsma
    Single Molecule Spectroscopy of Pigment Protein Complexes from Purple Bacteria
    in: Advances in Photosynthesis and Respiration, 25, (2006), 309-321, eds.: B. Grimm, R. J. Porra, W. Rüdiger and H. Scheer, Springer-Verlag, Dordrecht, The Netherlands, ISBN: 1-4020-4515-8
    DOI: 10.1007/1-4020-4516-6_21

2005

  1. E. Lang, A. Sorokin, M. Drechsler, Y.V. Malyukin, J. Köhler
    Optical Spectroscopy on Individual amphi-PIC J-Aggregates
    Nano Lett., 5 (12), (2005), 2635-2640
    DOI: 10.1021/nl051132z
  2. C. Hofmann, H. Michel, M. van Heel, J. Köhler
    Multivariate Analysis of Single-Molecule Spectra: Surpassing Spectral Diffusion
    Phys. Ref. Lett., 94 (19), (2005), 195501
    DOI: 10.1103/PhysRevLett.94.195501
  3. E. Lang, F. Würthner, J. Köhler
    Photophysical Properties of a Tetraphenoxy-substituted Perylene- Bisimide Derivative characterized by Single-Molecule Spectroscopy
    Chem. Phys. Chem., 6 (5), (2005), 935-941
    DOI: 10.1002/cphc.200400555

2004

  1. C. Hofmann, T. J. Aartsma, J. Köhler
    Energetic disorder and the B850-exciton states of individual light-harvesting 2 complexes from Rhodopseudomonas acidophila
    Chem. Phys. Lett., 395 (4-6), (2004), 373-378
    DOI: 10.1016/j.cplett.2004.08.020
  2. C. Hofmann, T. J. Aartsma, H. Michel, J. Köhler
    Spectral dynamics in the B800 band of LH2 from Rhodospirillum molischianum: a single-molecule study
    New J. Phys., 6 (1), (2004), 8-21
    DOI: 10.1088/1367-2630/6/1/008

2003

  1. C. Hofmann, T. J. Aartsma, H. Michel, J. Köhler
    Direct observation of tiers in the energy landscape of a chromoprotein: A single-molecule study
    Proc. Natl. Acad. Sci., 100 (26), (2003), 15534-15538
    DOI: 10.1073/pnas.2533896100
  2. C. Hofmann, F. Francio, G. Venturoli, D. Oesterhelt, J. Köhler
    Energy transfer in a single self-aggregated photosynthetic unit
    FEBS Lett., 546 (2-3), (2003), 345-348
    DOI: 10.1016/S0014-5793(03)00623-9
  3. C. Hofmann, M. Ketelaars, M. Matsushita, H. Michel, T.J. Aartsma, J. Köhler
    Single molecule study of the electronic couplings in a circular array of molecules: Light Harvesting 2 complex from Rhodospirillum molischianum
    Phys. Rev. Lett., 90 (1), (2003), 013004
    DOI: 10.1103/PhysRevLett.90.013004

2002

  1. J. Wrachtrup, T.J. Aartsma, J. Köhler, M. Ketelaars, A.M. van Oijen, M. Matsushita, J. Schmidt, C. Tietz, F. Jelezko
    Spectroscopy of Individual Photosynthetic Pigment-Protein Complexes
    in: Single Molecule Detection in Solution: Methods and Applications, (2002), eds.: C. Zander, J. Enderlein, R. A. Keller, Wiley-VCH, Weinheim
    DOI: 10.1002/3527600809.ch6
  2. M. Ketelaars, C. Hofmann, J. Köhler, T.D. Howard, R.J. Cogdell, J. Schmidt, T.J. Aartsma
    Spectroscopy on Individual Light-Harvesting 1 Complexes of Rhodopseudomonas acidophila
    Biophys. J., 83 (3), (2002), 1701-1715
    DOI: 10.1016/S0006-3495(02)73938-6

2001

  1. J. Köhler
    Optical Spectroscopy of individual Light-harvesting Complexes
    Single Mol., 2 (4), (2001), 285-286
    DOI: 10.1002/1438-5171(200112)2:4<285::AID-SIMO285>3.0.CO;2-1
  2. J. Köhler
    Optical spectroscopy of individual objects
    Naturwissenschaften, 88 (12), (2001), 514-521
    DOI: 10.1007/s00114-001-0275-x
  3. A.M. van Oijen, M. Ketelaars, J. Köhler, T.J. Aartsma, J. Schmidt
    The Electronic Structure of Single Photosynthetic Pigment-protein Complexes
    in: Springer-Series in Chemical Physics: Single Molecule Spectroscopy, Nobel Conference Lectures, 67, (2001), eds.: R. Rigler, M. Orrit, T. Basché, Springer Verlag, Berlin
  4. J. Köhler, A.M. van Oijen, M. Ketelaars, C. Hofmann, M. Matsushita, T.J. Aartsma, J. Schmidt
    Optical Spectroscopy of Individual Photosynthetic Pigment Proteins Complexes
    Int. Journal of Modern Physics B, 15 (28-30), (2001), 3633-3636
    in: Proceedings of 2000 International Conference on Excitonic Processes in Condensed Matter, (2001), eds.: K. Cho, A. Matsui, World Scientific, Singapore
    DOI: 10.1142/S0217979201008317
  5. Y. Durand, A. Bloeß, J. Köhler, E.J.J. Groenen, J. Schmidt
    Spectral diffusion of individual pentacene, terrylene and dibenzanthanthrene molecules in n-tetradecane
    J. Chem. Phys., 114 (15), (2001), 6843-6850
    DOI: 10.1063/1.1357803
  6. M. Matsushita, M. Ketelaars, A.M. van Oijen, J. Köhler, T.J. Aartsma, J. Schmidt
    Spectroscopy on the B850 band of Individual Light-Harvesting 2 Complexes of Rhodopseudomonas acidophila, II: Exciton States of an Elliptically Deformed Ring Aggregate
    Biophys. J., 80 (3), (2001), 1604-1614
    DOI: 10.1016/S0006-3495(01)76133-4
  7. M. Ketelaars, A.M. van Oijen, M. Matsushita, J. Köhler, J. Schmidt, T.J. Aartsma
    Spectroscopy on the B850 band of Individual Light-Harvesting 2 Complexes of Rhodopseudomonas acidophila, I: Experiments and Monte-Carlo Simulations
    Biophys. J., 80 (3), (2001), 1591-1603
    DOI: 10.1016/S0006-3495(01)76132-2

2000

  1. Y. Durand, A. Bloeß, A.M. van Oijen, J. Köhler, E.J.J. Groenen, J. Schmidt
    An Optical Study of Single-Pentacene Molecules in n-tetradecane
    Chem. Phys. Lett., 317 (3-5), (2000), 232-237
    DOI: 10.1016/S0009-2614(99)01393-7
  2. J. Köhler
    Photosynthese und Exzitonen
    Phys. Bl., 56, (2000), 47
    DOI: 10.1002/phbl.20000560114
  3. A.M. van Oijen, M. Ketelaars, J. Köhler, T.J. Aartsma, J. Schmidt
    Spectroscopy of Individual LH2 complexes of Rhodopseudomonas acidophila: Diagonal disorder, sample heterogeneity, spectral diffusion, and energy transfer in the B800 band
    Biophys. J., 78 (3), (2000), 1570-1577
    DOI: 10.1016/S0006-3495(00)76709-9

1999

  1. A.M. van Oijen, M. Ketelaars, J. Köhler, T.J. Aartsma, J. Schmidt
    Unraveling the Electronic Structure of Individual Photosynthetic Pigment-Protein Complexes
    Science, 285, (1999), 400-402
    (for comment see: M. Orrit, Coherent Excitation in the Antenna Complex , Science, 285 (1999) 629)
    DOI: 10.1126/science.285.5426.400
  2. A.M. van Oijen, M. Ketelaars, J. Köhler, T.J. Aartsma, J. Schmidt
    Spectroscopy of Individual LH2 complexes of Rhodopseudomonas acidophila: Localized excitations in the B800 band
    Chem. Phys., 247 (1), (1999), 53-60
    DOI: 10.1016/S0301-0104(99)00105-6
  3. A.C.J. Brouwer, J. Köhler, A.M. van Oijen, E.J.J. Groenen, J. Schmidt
    Single-molecule fluorescence autocorrelation experiments on pentacene: The dependence of intersystem crossing on isotopic composition
    J. Chem. Phys., 110, (1999), 9151-9159
    DOI: 10.1063/1.478837
  4. J. Köhler
    Magnetic Resonance of a Single Molecular Spin
    Physics Reports, 310 (5), (1999), 261-339
    DOI: 10.1016/S0370-1573(98)00057-X
  5. A. M. van Oijen, J. Köhler, J. Schmidt, M. Müller, G. J. Brakenhoff
    Far-field Microscopy beyond the Diffraction limit
    JOSA A, 16 (4), (1999), 909-915
    DOI: 10.1364/JOSAA.16.000909

1998

  1. A.M. van Oijen, M. Ketelaars, J. Köhler, T.J. Aartsma, J. Schmidt
    Spectroscopy of Single Light-Harvesting Complexes from Purple Photosynthetic Bacteria at 1.2 K
    J. Phys. Chem. B, 102 (47), (1998), 9363-9366
    DOI: 10.1021/jp9830629
  2. A.M. van Oijen, J.Köhler, J.Schmidt, M.Müller, G.J.Brakenhoff
    3-Dimensional super-resolution by Spectrally Selective Imaging
    Chem. Phys. Lett., 292 (1-2), (1998), 183-187
    (for comment see: R. van den Berg, Molecular Imaging Beats Limits of Light , Science, 281, (1998), 629)
    DOI: 10.1016/S0009-2614(98)00673-3
  3. J. Köhler, A.C.J. Brouwer, E.J.J. Groenen, J. Schmidt
    Isotopomer Selective Spectroscopy on Pentacene
    J. Am. Chem. Soc., 120 (8), (1998), 1900-1905
    DOI: 10.1021/ja9731581

1997

  1. P. Kok, J. Köhler, E.J.J. Groenen, R. Gebhard, I. van der Hoef, J. Lugtenburg, R. Farhoosh, H.A. Frank
    Resonance Raman Spectroscopy of 2H-labelled Spheroidenes in Petroleum Ether and in the Rhodobacter sphaeroides Reaction Centre
    Spectrochim. Acta A - Biomolecular Spectroscopy, 53 (3), (1997), 381-392
    DOI: 10.1016/S1386-1425(96)01845-8
  2. J. Köhler, J. Schmidt
    Perspectives of Single Molecule Magnetic Resonance Spectroscopy
    C. R. Acad. Sci. Paris, 324 (Série II b), (1997), 337-387
    Concise Review Paper
    DOI: 10.1016/S1251-8069(99)80048-7

1996

  1. J. Wrachtrup, C. von Borczyskowski, J. Köhler, J. Schmidt
    Magnetic Resonance of Single Molecular Spins
    in: Single-Molecule Optical Detection, Imaging and Spectroscopy, eds.: T. Basché, W. E. Moerner, M. Orrit, U. P. Wild, VCH, Weinheim
    DOI: 10.1002/9783527614714.ch6
  2. J. Köhler
    Magnetische Resonanz an einzelnen Molekülen. Die Hyperfeinwechselwirkung eines molekularen Spins mit einem Kernspin
    Phys. Bl., 52, (1996), 699
    (Festvortag anläßlich der Verleihung des Gustav-Hertz-Preises 1996 auf der 60. Physikertagung in Jena)
  3. A.C.J. Brouwer, J. Köhler, E.J.J. Groenen, J. Schmidt
    13C Isotope Effects for Pentacene in p-Terphenyl. High-Resolution Spectroscopy and Single Spin Detection
    J. Chem. Phys., 105 (6), (1996), 2212-2222
    DOI: 10.1063/1.472116
  4. J. Köhler, A.C.J. Brouwer, E.J.J. Groenen, J. Schmidt
    On the Intersystem Crossing of Pentacene in p-Terphenyl
    Chem. Phys. Lett., 250 (1), (1996), 137-144
    DOI: 10.1016/0009-2614(95)01393-8
  5. J. Köhler, D. Schmid
    Topical Review: Frenkel Excitons in NaNO2. Excitation Energy Transfer and Exciton Coherence
    J. Phys.: Condens. Matter, 8 (2), (1996), 115-141
    DOI: 10.1088/0953-8984/8/2/003

1995

  1. H. van der Meer, J.A.J.M. Disselhorst, J. Köhler, A.C.J. Brouwer, E.J.J. Groenen, J. Schmidt
    An Insert for Single-Molecule Magnetic-Resonance Spectroscopy in an external Magnetic Field
    Rev. Sci. Instr., 66 (10), (1995), 4853-4856
    DOI: 10.1063/1.1146164
  2. J. Köhler, A.C.J. Brouwer, E.J.J. Groenen, J. Schmidt
    Single Molecule Paramagnetic Resonance Spectroscopy: Hyperfinesplitting owing to a Single Nucleus
    Science, 268 (5216), (1995), 1457-1460
    DOI: 10.1126/science.268.5216.1457

1994

  1. J. Köhler, A.C.J. Brouwer, E.J.J. Groenen, J. Schmidt
    Fluorescence Detection of Single Molecule Magnetic Resonance for Pentacene in p-Terphenyl. The Hyperfine Interaction of a Single Triplet Spin with a Single 13C Nuclear Spin
    Chem. Phys. Lett., 228 (1-3), (1994), 47-52
    DOI: 10.1016/0009-2614(94)00931-7
  2. P. Kok, J. Köhler, E.J.J. Groenen, R. Gebhard, I. van der Hoef, J. Lugtenburg, R. Farhoosh, H.A. Frank, A.J. Hoff
    Towards a Vibrational Analysis of Spheroidene. Resonance Raman Spectroscopy of 13C labelled Spheroidenes in Petroleum Ether and in Rhodobacter Sphaeroides Reaction Centre
    BBA, 1185 (2), (1995), 188-192
    DOI: 10.1016/0005-2728(94)90209-7

1993

  1. J. Köhler, E.J.J. Groenen, J. Schmidt
    De detectie van één moleculaire spin
    Ned. Tijdschr. v. Natuurkunde, 17, (1993), 271
  2. J. Köhler, J.A.J.M. Disselhorst, M.C.J.M. Donckers, E.J.J. Groenen, J. Schmidt, W.E. Moerner
    Magnetic Resonance of a Single Molecular Spin
    Nature, 363, (1993), 242-244
    DOI: 10.1038/363242a0

1992

  1. J. Köhler, D. Schmid, M. Ashida, R. Kato, W.B.J.M. Janssen, A. van der Avoird
    Coherence of Excitons in NaNO2 Single Crystals
    World Scientific, Vol II, (1992), 1067, eds.: O. Kanert, J.-M. Spaeth
  2. W.B.J.M. Janssen, A. van der Avoird, J. Köhler, D. Schmid
    Luminescence Spectra and Lattice Dynamics of NaNO2 in the Ferroelectric Phase
    Phys. Stat. Sol. B, 173 (2), (1992), 587-599
    DOI: 10.1002/pssb.2221730210
  3. J. Köhler, M. Hucke, D. Schmid, M. Ashida, R. Kato
    Relaxation and Coherence of Singlet Excitons in NaNO2 Crystals
    J. Lumin., 53 (1-6), (1992), 76-79
    DOI: 10.1016/0022-2313(92)90110-U
  4. J. Köhler, M. Hucke, D. Schmid
    Spectroscopic Investigations of Singlet Exciton Thermalization in NaNO2 Single Crystals
    J. Lumin., 52 (5-6), (1992), 293-307
    DOI: 10.1016/0022-2313(92)90033-6

1991

  1. R. Kato, M. Ashida, J. Köhler, D. Schmid
    Bound Multiphonon Complexes in NaNO2
    Phys. Lett. A, 157 (6-7), (1991), 435-440
    DOI: 10.1016/0375-9601(91)90885-C
  2. J. Köhler, M. Ashida, R. Kato, Th. Schmidt, D. Schmid
    Slow Thermalization of Singlet Excitons in NaNO2 Crystals
    J. Lumin., 47 (5), (1991), 239-248
    DOI: 10.1016/0022-2313(91)90016-O

1990

  1. J. Köhler, Th. Schmidt, D. Schmid
    The Influence of Exciton Dispersion on the Lineshape of NaNO2 Fluorescence
    J. Mol. Struct., 219, (1990), 37-42
    DOI: 10.1016/0022-2860(90)80028-I

1988

  1. Th. Schmidt, J. Köhler, C. Kryschi, D. Schmid
    Sensitized Luminescence of Pure and Doped NaNO2 Single Crystals.
    III. Excitation-Spectroscopy and Time-Resolved Trap Fluorescence

    Phys. Stat. Sol. B, 147 (2), (1988), 797-809
    DOI: 10.1002/pssb.2221470241

1987

  1. H. Pufahl, J. Köhler, Th. Schmidt, D. Schmid, V.M. Kenkre
    Sensitized Luminescence of Pure and Doped NaNO2 Single Crystals.
    II. Time-Resolved Experiments and Preliminary Analysis

    Phys. Stat. Sol. B, 141 (1), (1987), 303-315
    DOI: 10.1002/pssb.2221410130
  2. F. Lisse, J. Köhler, H. Pufahl, D. Schmid
    Sensitized Luminescence of Pure and Doped NaNO2 Single Crystals.
    I. Stationary Spectra

    Phys. Stat. Sol. B, 140 (2), (1987), 605-619
    DOI: 10.1002/pssb.2221400231