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1997-2001

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   2001
  1. L. Isaenko, A. Yelisseyev, S. Lobanov, V. Petrov, F. Rotermund, J.-J. Zondy, G. H. M. Knippels, “LiInS2: A New nonlinear crystal for the mid-IR,” Mat. Sci. Semicond. Processing 4, 665 (2001). 
  2. F. Rotermund, V. Petrov, F. Noack, L. Isaenko, A. Yelisseyev, S. Lobanov, “Optical parametric generation of femtosecond pulses up to 9 μm with pumped at 800 nm,” Appl. Phys. Lett. 78, 2632 (2001). 
  3. F. Rotermund, V. Petrov, “Femtosecond noncollinear optical parametric amplification in the mid-infrared with 1.25 μm pumping,” Jpn. J. Appl. Phys. 40, 3195 (2001). 
  4. V. Petrov, F. Rotermund, F. Noack, “Generation of high power femtosecond light pulses at 1 kHz in the mid-infrared spectral range between 3 and 12 μm by second order nonlinear processes in optical crystals,” J. Opt. A: Pure Appl. Opt. 3, R1-R19 (2001). 
  5. F. Rotermund, V. Petrov, F. Noack, P. Schunemann, “Characterization of ZnGeP2 for parametric generation with near-infrared femtosecond pumping,” Fiber Integ. Opt. 20, 139 (2001). 

   2000
  1. F. Rotermund, V. Petrov, F. Noack, “Difference-frequency generation of intense femtosecond pulses in the mid-IR (4-12 μm) using HgGa2S4 and AgGaS2,” Opt. Commun. 185, 177 (2000). 
  2. V. Petrov, F. Noack, F. Rotermund, M. Tanaka, Y. Okada, “Sum-frequency generation of femtosecond pulses in CsLiB6O10 down to 175 nm,” Appl. Opt. 39, 5076 (2000). 
  3. F. Rotermund, V. Petrov, F. Noack, “Laser-diode-seeded single and double stage femtosecond optical parametric amplification in the mid-infrared,” Opt. Quant. Electron. 32, 1057 (2000). 
  4. F. Rotermund, V. Petrov, “Mercury thiogallate mid-infrared femtosecond optical parametric generator pumped at 1.25 μm by Cr:forsterite regenerative amplifier,” Opt. Lett. 25, 746 (2000). 
  5. F. Rotermund, V. Petrov, “Mid-infrared femtosecond optical parametric generator pumped by Cr:forsterite regenerative amplifier at 1.25 μm,” Appl. Phys. B 70, 731 (2000). 

   1999
  1. F. Rotermund, V. Petrov, F. Noack, V. Pasiskevicius, J. Hellstrom, F. Laurell, “Efficient femtosecond traveling-wave optical parametric amplification in periodically poled KTiOPO4,” Opt. Lett. 24, 1874 (1999). 
  2. V. Petrov, F. Rotermund, F. Noack, J. Ringling, O. Kittelmann, R. Komatsu, “Frequency conversion of Ti:sapphire based femtosecond laser systems to the 200-nm spectral region using nonlinear optical crystals,” IEEE J. Selec.Top. Quantum Electron. 5, 1532 (1999). 
  3. F. Rotermund, V. Petrov, F. Noack, “Femtosecond noncollinear optical parametric amplification in the mid-infrared,” Opt. Commun. 169, 183 (1999). 
  4. F. Rotermund, V. Petrov, F. Noack, M. Wittmann, G. Korn, “Laser diode seeded operation of a femtosecond optical parametric amplifier with MgO:LiNbO3 and generation of a 5-cycle pulses near 3 μm,” J. Opt. Soc. Am. B 16, 1539 (1999). 
  5. V. Petrov, F. Rotermund, F. Noack, P. Schunemann, “Femtosecond parametric generation in ZnGeP2,” Opt. Lett. 24, 414 (1999). 

   1998
  1. V. Petrov, F. Rotermund, F. Noack, R. Komatsu, T. Sugawara, S. Uda, “Vacuum ultraviolet application of Li2B4O7: Generation of 100 fs pulses down to 170 nm,” J. Appl. Phys. 84, 5887 (1998). 
  2. V. Petrov, F. Rotermund, F. Noack, “Generation of femtosecond pulses down to 166nm by sum-frequency mixing in KB5O8 4H2O,” Electron. Lett. 34, 1748 (1998). 
  3. V. Petrov, F. Rotermund, F. Noack, “Femtosecond traveling-wave optical parametric amplification in MgO:LiNbO3,” Appl. Opt. 37, 8504 (1998). 
  4. F. Rotermund, V. Petrov, “Generation of the fourth harmonic of a femtosecond Ti:sapphire laser,” Opt. Lett. 23, 1040 (1998). 
  5. M. Wittmann, F. Rotermund, R. Weigand, A. Penzkofer, “Saturable absorption and absorption recovery of indocyanine green J-aggregates in water,” Appl. Phys. B 66, 453 (1998). 

   1997
  1. F. Rotermund, R. Weigand, W. Holzer, M. Wittmann, A. Penzkofer, “Fluorescence spectroscopic analysis of indocyanine green J-aggregates in water,” J. Photochem. Photobiol. A: Chemistry 110, 75 (1997). 
  2. F. Rotermund, R. Weigand, A. Penzkofer, “J-Aggregation and disaggregation of indocyanine green in water,” Chem. Phys. 220, 385 (1997). 
  3. R. Weigand, F. Rotermund, A. Penzkofer, “Degree of aggregation of indocyanine green in aqueous solutions determined by Mie scattering,” Chem. Phys. 220, 373 (1997). 
  4. R. Weigand, F. Rotermund, A. Penzkofer, “Aggregation dependent absorption reduction of indocyanine green,” J. Phys. Chem. 101, 7729 (1997).