Publications M. Hoffmann

 

Contributions to edited volumes

M. Hoffmann,
Mixing of Frenkel and Charge-Transfer Excitons and Their Quantum Confinement in Thin Films
in V. M. Agranovich and G. F. Bassani, Electronic Excitations in Organic Multilayers and Organic Based Heterostructures (Volume 31 of Thin Films and Nanostructures), pp. 221-292, Elsevier, Amsterdam, 2003.
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Selected journal articles

W. Staroske, M. Pfeiffer, K. Leo, M. Hoffmann,
Single-step triplet-triplet annihilation: An intrinsic limit for the high brightness efficiency of phosphorescent organic light emitting diodes
Phys. Rev. Lett. 98 (2007), 197402.
-> abstract, DOI, and pdf

M. Swoboda, R. Gehlhaar, M. Sudzius, M. Hoffmann, H. Fröb, V. G. Lyssenko, K. Leo,
Terahertz Beating of Laser Emission from an Organic Microcavity
Appl. Phys. Lett. 89 (2006), 121110.
-> abstract, DOI, and pdf

E. Engel, K. Schmidt, D. Beljonne, J.-L. Brédas, J. Assa, H. Fröb, K. Leo, M. Hoffmann,
Transient absorption spectroscopy and quantum-chemical studies of matrix-isolated perylene-derivatives
Phys. Rev. B 73 (2006), 245216.
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E. Engel, K. Leo, M. Hoffmann,
Ultrafast Relaxation and Exciton-Exciton Annihilation in PTCDA Thin Films at High Excitation Densities
Chem. Phys. 325 (2006), 170.
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M. Koschorreck, R. Gehlhaar, V. G. Lyssenko, M. Swoboda, M. Hoffmann, K. Leo,
Dynamics of a High-Q Vertical-Cavity Organic Laser
Appl. Phys. Lett. 87 (2005), 181108.
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E. Engel, M. Koschorreck, K. Leo, M. Hoffmann,
Ultrafast Relaxation in Quasi-One-Dimensional Organic Molecular Crystals
Phys. Rev. Lett. 95 (2005), 157403.
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R. Schüppel, T. Dienel, K. Leo, M. Hoffmann,
Time-Resolved Luminescence Quenching in Thin Films of Perylene-Tetracarboxylic-Dianhydride
J. Lum. 110 (2004), 309.
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M. Hoffmann, Z.G. Soos, and K. Leo,
Absorption spectra and band structure of mixed Frenkel-charge-transfer vibronic states in one-dimensional molecular crystals,
Nonlinear Optics 29 (2002) 227-237.
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M. Hoffmann, Z.G. Soos,
Optical absorption spectra of the Holstein molecular crystal for weak and intermediate electronic coupling,
Phys. Rev. B 66 (2002) 024305, 1-18.
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T. Hasche, T. W. Canzler, R. Scholz, M. Hoffmann, K. Schmidt, Th. Frauenheim, and K. Leo,
Coherent external and internal phonons in quasi-one-dimensional organic molecular crystals,
Phys. Rev. Lett. 86 (2001) 4060-4063.
-> abstract

M. Hoffmann, K. Schmidt, T. Fritz, T. Hasche, V. M. Agranovich, K. Leo,
The lowest energy Frenkel and charge-transfer excitons in quasi-one-dimensional structures:
application to MePTCDI and PTCDA crystals,
Chem. Phys. 258 (2000) 73-96.
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A. Nollau, M. Hoffmann, K. Floreck, T. Fritz, K. Leo,
A simple measurement of the absolute internal quantum efficiency of thin organic films,
J. Appl. Phys. 87 (2000) 7802-7804.
-> abstract

 

Ph.D. thesis

M. Hoffmann
Frenkel and Charge-Transfer Excitons in Quasi-One-Dimensional
Molecular Crystals with Strong Intermolecular Orbital Overlap
Ph.D. thesis, TU Dresden, Dresden, 2000.
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last updated: 27 Jan 2008