AG Penzkofer: Veröffentlichungen - Publications


1. O. Huber, A. Penzkofer,
Rheologisches Verhalten wässeriger Dispersionen von Streichkaolinen, Bindemitteln und kaolinhaltigen Streichpasten,
Das Papier 19 (1965) 847-856.

2. A. Penzkofer, D. von der Linde, A. Laubereau,
The Intensity of Short Light Pulses Determined with Saturable Absorbers,
Opt. Commun. 4 (1972) 377-379.

3. A. Penzkofer, D. von der Linde, A. Laubereau, W. Kaiser,
Generation of Single Picosecond and Subpicosecond Light Pulses,
Appl. Phys. Letters 20 (1972) 351-354.

4. A. Penzkofer, W. Kaiser,
Nonlinear Loss in Nd-doped Laser-Glass,
Appl. Phys. Letters 21 (1972) 427-430.

5. A. Penzkofer, A. Laubereau, D. von der Linde, W. Kaiser,
Determination of Molecular Relaxation Times and Generation of Subpicosecond Light Pulses,
IEEE J. Quantum Electron. QE-8 (1972) 606-607.

6. A. Penzkofer, A. Laubereau, W. Kaiser,
Stimulated Shortwave Radiation due to Single-Frequency Resonances of c(3),
Phys. Rev. Letters 31 (1973) 863-866.

7. A. Penzkofer,
Generation of Picosecond and Subpicosecond Light Pulses with Saturable Absorbers,
Opto-Electronics 6 (1974) 87-98.

8. A. Penzkofer,
Parametrically generated Spectra and Optical Breakdown in H2O and NaCl,
Opt. Commun. 11 (1974) 265-269.

9. A. Penzkofer, A. Seilmeier, W. Kaiser,
Parametric Four-Photon Generation of Picosecond Light at High Conversion Efficiency,
Opt. Commun. 14 (1975) 363-367.

10. W. Kaiser, A. Penzkofer, A. Laubereau,
Ultrashort Pulses. Generation of Shorter Pulses and of New Frequencies via Nonlinear Optical Processes,
in Lasers in Physical Chemistry and Biophysics, ed. by J. Joussot-Dubien (Elsevier, Amsterdam, 1975), pp. 323-331.

11. A. Penzkofer, W. Falkenstein, W. Kaiser,
Two-Photon Spectroscopy Using Picosecond Light Continua,
Appl. Phys. Letters 28 (1976) 319-321.

12. A. Penzkofer W. Falkenstein,
Three-Photon Absorption and Subsequent Excited-State Absorption in CdS,
Opt. Commun. 16 (1976) 247-250.

13. A. Penzkofer W. Falkenstein,
Direct Determination of the Intensity of Picosecond Light Pulses by Two-Photon Absorption,
Opt. Commun. 17 (1976) 1-5.

14. A. Penzkofer, W. Falkenstein, W. Kaiser,
Two-Photon Absorption Measurements with Ultrashort Broad Band Light Continua,
Opt. Commun. 18 (1976) 5.

15. J.P. Heritage A. Penzkofer,
Relaxation Dynamics of the First Excited Electronic Single State of Azulene in Solution,
Chem. Phys. Letters 44 (1976) 76-81.

16. A. Penzkofer, W. Falkenstein, W. Kaiser,
Vibronic Relaxation in the S1-state of Rhodamine Dye Solutions,
Chem. Phys. Letters 44 (1976) 82-87.

17. A. Penzkofer, W. Falkenstein,
Photo-Induced Dichroism Measurements and Vibronic Relaxation in Rhodamine Dyes,
Chem. Phys. Letters 44 (1976) 547-552.

18. A. Penzkofer, W. Kaiser,
Generation of Picosecond Light Continua by Parametric Four-Photon Interactions in Liquids and Solids,
Opt. Quant. Electr. 9 (1977) 315-349.

19. J. Wiedmann, A. Penzkofer,
Measurement of the Background Energy Content of Nd-Glass Picosecond Pulses with Saturable Absorbers.
Opt. Commun. 25 (1978) 226-230.

20. A. Penzkofer, W. Falkenstein,
Theoretical Investigation of Amplified Spontaneous Emission with Picosecond Light Pulses in Dye Solutions.
Opt. Quant. Electr. 10 (1978) 399-423.

21. W. Falkenstein, A. Penzkofer, W. Kaiser,
Amplified Spontaneous Emission in Rhodamine Dyes: Generation of Picosecond Light Pulses and Determination of Excited State Absorption and Relaxation,
Opt. Commun. 27 (1978) 151-156.

22. A. Penzkofer, W. Falkenstein,
Amplified Spontaneous Emission in Rhodamine Dyes,
Springer Series in Chemical Physics 4, Eds. C. V. Shank, E. P. Ippen, and S. L. Shapiro (Springer Verlag, Berlin 1978), pp. 71-74.

23. A. Penzkofer, W. Fröhlich,
Apodizing of Intense Laser beams with Saturable Dyes,
Opt. Commun. 28 (1979) 197-201.

24. J. Wiedmann, A. Penzkofer,
Determination of the Pulse Shape of Picosecond Light Pulse with Nonlinear Absorbers.
Opt. Commun. 30 (1979) 107-112.

25. A. Penzkofer, A. Laubereau, W. Kaiser,
High Intensity Raman Interactions,
Prog. Quant. Electr. 6 (1979) 55-140.

26. F. Graf, A. Penzkofer,
Application of an X-Y Recorder as a Versatile Mathematical Instrument,
J. Phys. E.: Sci. Instrum. 12 (1979) 1139-1140.

27. A. Penzkofer, J. Wiedmann,
Orientation of Transition Dipole Moments of Rhodamine 6G Determined by Excited State Absorption,
Opt. Commun. 35 (1980) 81-86.

28. J. Biebl, A. Penzkofer,
Gating of Optical Multichannel Analysers with Krytron Switches,
J. Phys. E.: Sci. Instrum. 13 (1980) 1328-1330.

29. A. Penzkofer, J. Wiedmann,
Measurement of Excited State Absorption Cross-Sections in Dye Solutions with Picosecond Light Pulses,
in Picosecond Phenomena II,
Editors R. M. Hochstrasser, W. Kaiser, and C. V. Shank,
Springer Series in Chemical Physics 14 (Springer Verlag, Berlin, 1980), pp.119-122.

30. A. Penzkofer, J. Wiedmann,
Excited State Absorption Studies of Rhodamine Dyes with Picosecond Light Pulses,
Proceedings of the Second International Symposium on Ultrafast Phenomena in Spectroscopy, Oct. 30 - Nov. 5, 1980, Reinhardsbrunn, G. D. R., p.245.

31. J. Wiedmann, A. Penzkofer,
Excited State Absorption Cross-Sections in Rhodamine Dyes after molecular reorientation,
IL Nuovo Cimento 63B (1981) 459-469.

32. W. Blau, A. Penzkofer,
Intensity Detection of Picosecond Ruby Laser Pulses by Two-Photon Absorption,
Opt. Commun. 36 (1981) 419-422.

33. A. Penzkofer, J. Kraus, J. Sperka,
Noncollinear Phase Matched Four Photon Frequency Mixing in Water,
Opt. Commun. 37 (1981) 437-441.

34. A. Penzkofer, S. Weinmann, J. Biebl,
Laser Pulse Selection with Krytron Triggered Kerr Shutter,
J. Phys. E.: Sci. Instrum. 14 (1981) 1411-1414.

35. A. Penzkofer, F. Härtinger, J. Wiedmann,
Single Picosecond Pulse Generation in a Mode-Locked Oscillator and Regenerative Amplifier System,
Appl. Phys. B 26 (1981) 239-242.

36. G. Nibler, A. Penzkofer, W. Blau,
Detection of picosecond laser pulses with nanosecond time resolution by use of Analog-to Digital Converters,
Optical and Quantum Electronics 14 (1982) 67-71.

37. A. Penzkofer, H. Glas, J. Schmailzl,
Refractions of Alkali Halide Crystals and Aqueous Solution,
Chem. Phys. 70 (1982) 47-54.

38. A. Penzkofer, J. Schmailzl, H. Glas,
Four-Wave Mixing in Alkali Halide Crystals and Aqueous Solutions,
Appl. Phys. B 29 (1982) 37-42,

39. W. Blau, R. Reber, A. Penzkofer,
S1-S0 Relaxation Time of Saturable Absorber DDI,
Opt. Commun. 43 (1982) 210-214.

40. W. Leupacher, A. Penzkofer,
Temporal Analysis of a Mode-Locked Nd-Glass Laser by Four-Wave Mixing,
Appl. Phys. B 29 (1982) 263-267.

41. A. Penzkofer, N. Weinhardt,
Spectral Hole Burning in the Saturation Region of Mode-Locked Nd-Glass Lasers,
in Picosecond Phenomena III,
Eds. K. B. Eisenthal, R. M. Hochstrasser, W. Kaiser, and A. Laubereau,
Springer Series in Chem. Phys. 23 (Springer, Berlin, 1982), pp. 36-39.

42. A. Penzkofer, N. Weinhardt,
Spectral Development of Picosecond Pulses of Mode-Locked Nd-Glass Lasers,
IEEE J. Quant. Electron. QE-19 (1983) 567-573.

43. A. Penzkofer, W. Blau,
Theoretical Analysis of S1-state Lifetime Measurements of Dyes with Picosecond Laser Pulses,
Opt. Quant. Electron. 15 (1983) 325-347.

44. K. Schmid, A. Penzkofer,
Refractive Index Measurements with Pellin-Broca Prism Apparatus,
Appl. Opt. 22 (1983) 1824-1827.

45. M. Thalhammer, A. Penzkofer,
Measurement of Third Order Nonlinear Susceptibilities by Non-Phase Matched Third Harmonic Generation,
Appl. Phys. B 32 (1983) 137-143.

46. F. Graf, C. Löw, A. Penzkofer,
Passively Mode-Locked Nd-Glass Laser with Partially Suppressed Natural Mode Selection,
Opt. Commun. 47 (1983) 329-334.

47. A. Penzkofer, W. Leupacher, M. Thalhammer,
Applications of Four-Wave Mixing and Third Harmonic Generation,
Proceedings of the Third International Symposium on Ultrafast Phenomena in Spectroscopy, Sept. 28-30, 1983, Minsk, USSR.

48. W. Blau, W. Dankesreiter, A. Penzkofer,
Saturable Absorption of Dyes Excited to the Long Wavelength Region of the S0-S1 Absorption Band.
Chem. Phys. 85 (1984) 473-479.

49. G. Grönninger, A. Penzkofer,
Determination of Energy and Duration of Picosecond Light Pulses by Bleaching of Dyes.
Opt. Quant. Electr. 16 (1984) 225-233.

50. W. Leupacher, A. Penzkofer,
Refractive Index Measurement of Absorbing Condensed Media,
Appl. Opt. 23 (1984) 1554-1558.

51. F. Graf, G. Pleininger, A. Penzkofer,
Analysis of temporal pulse development in passively mode-locked lasers,
Appl. Phys. B 34 (1984) 123-128.

52. A. Penzkofer, P. Sperber,
Measurement of Absorption Cross-Sections in the Long Wavelength Region of the S0-S1 Absorption Band of Dyes,
Chem. Phys. 88 (1984) 309-313.

53. F. Graf, A. Penzkofer,
Excited State Absorption Dynamics of Fast Mode-Locking Dye No. 5,
Opt. Commun. 51 (1984) 111-116.

54. A. Penzkofer, W. Leupacher,
Third Order Nonlinear Susceptibilities of Dye Solutions Determined by Non-Phasematched Third Harmonic Generation,
in Ultrafast Phenomena IV,
Eds. D. Auston and K. B. Eisenthal,
Springer Series in Chem. Phys. 38 (1984) 190-192.

55. F. Graf, A. Penzkofer,
Sn-State Lifetime Determination of Dyes,
Opt. Quant. Electron. 17 (1985) 53-68.

56. W. Leupacher, A. Penzkofer,
Third Order Nonlinear Susceptibilities of Dye Solutions Determined by Third Harmonic Generation,
Appl. Phys. B 36 (1985) 25-31.

57. A. Penzkofer, F. Graf,
Theoretical Analysis of Picosecond Pulse Development of Passively Mode-Locked Nd-Glass Laser,
Opt. Quant. Electr. 17 (1985) 219-252.

58. F. Graf, J. Schmidt, A. Penzkofer,
Subpicosecond Pulse Generation in a Branched Passively Mode-Locked Nd-Glass Laser,
Opt. Commun. 54 (1985) 176-180.

59. P. Sperber, A. Penzkofer,
Pulse Compression in a Passively Mode-Locked Ruby Laser,
Opt. Commun. 54 (1985) 160-164.

60. H.J. Lehmeier, W. Leupacher, A. Penzkofer,
Nonresonant Third Order Hyperpolarizability of Rare Gases and N2 Determined by Third Harmonic Generation,
Opt. Commun. 56 (1985) 67-72.

61. A. Penzkofer, F. Graf, J. Schmidt, P. Sperber,
Pulse Shortening in Passively Mode-Locked Nd-Glass and Ruby Lasers,
Proceedings of the IV International Symposium on Ultrafast Phenomena in Spectroscopy, 23.-26. Oct. 1985 in Reinhardsbrunn, GDR.

62. Y. Lu, A. Penzkofer,
Optical Constants Measurements of Strongly Absorbing Media,
Appl. Opt. 25 (1986) 221-225.

63. P. Sperber, A. Penzkofer,
Pulse Shape Determination of Intracavity Compressed Picosecond Pulses by Two-Photon Fluorescence Analysis,
Opt. Quant. Electr. 18 (1986) 145-154.

64. A. Penzkofer, Y. Lu,
Fluorescence Quenching of Rhodamine 6G in Methanol at High Concentrations,
Chem. Phys. 103 (1986) 399-405.

65. A. Penzkofer,
Saturable Absorbers with Concentration Dependent Absorption Recovery Time,
Appl. Phys. B 40 (1986) 85-93.

66. Y. Lu, A. Penzkofer,
Absorption Behaviour of Methanolic Rhodamine 6G Solutions at High Concentration.
Chem. Phys. 107 (1986) 175-184.

67. P. Sperber, A. Penzkofer,
S0-Sn Two-Photon Absorption Dynamics of Rhodamine Dyes,
Opt. Quant. Electron. 18 (1986) 381-401.

68. J. Schmidt, F. Reil, A. Penzkofer,
Intracavity Pulse Compression in Passively Mode-Locked Nd-Glass Lasers,
Opt. Commun. 58 (1986) 427-432.

69. P. Sperber, M. Weidner, A. Penzkofer,
S0-Sn Two-Photon Absorption Dynamics of Rhodamine Dyes,
in Ultrafast Phenomena V,
Eds. A. E. Siegman and G. Fleming,
Springer Series in Chem. Phys., Vol. 46 (1986), pp. 469-471.

70. A. Penzkofer, W. Leupacher,
Fluorescence Behaviour of Highly Concentrated Rhodamine 6G Solutions,
J. Lumin. 37 (1987) 61-72.

71. P. Sperber, M. Weidner, A. Penzkofer,
Versatile Dye Laser Generator-Amplifier System for Intense Tunable Picosecond Pulse Generation,
Appl. Phys. B 42 (1987) 185-192.

72. A. Penzkofer, W. Leupacher, B. Meier, B. Runde, K.H. Drexhage,
Concentration Dependent Absorption and Emission Behaviour of a Pyrimidone- Carbocyanine Dye in Hexafluoroisopropanol,
Chem. Phys. 115 (1987) 143-150.

73. W. Leupacher, A. Penzkofer, B. Runde, K.H. Drexhage,
Efficient Phase-Matched Third Harmonic Light Generation in Hexafluoroisopropanol Solutions of a Pyrimidonecarbocyanine Dye,
Appl. Phys. B 44 (1987) 133-140.

74. A. Penzkofer, W. Leupacher,
S0-S1 Two-Photon Absorption Dynamics of Organic Dye Solutions,
Opt. Quantum Electron. 19 (1987) 327-349.

75. J. Schmidt, A. Penzkofer,
Absorption Cross-Section and Density Measurement of Dye Vapors,
Chem. Phys. 117 (1987) 265-273.

76. A. Penzkofer, W. Leupacher,
Efficient Phase-Matched Third Harmonic Generation in Dye Solutions,
Proceedings of the V. International Symposium on Ultrafast Phenomena in Spectroscopy, Vilnius (USSR) Aug. 22-25, 1987,
Eds. Z. Rudzikas, A. Piskarskas, and R. Baltramiejunas
(World Scientific, Singapure, 1988), pp. 146-153.

77. P. Sperber, W. Spangler, B. Meier, A. Penzkofer,
Intense Picosecond Light Generation by Amplified Spontaneous Emission,
Proceedings of the International Conference on Lasers ´87, Lake Tahoe, NV/USA.

78. A. Penzkofer,
Solid State Lasers,
Progress in Quantum Electronics 12 (1988) 291-428.

79. A. Penzkofer, W. Leupacher,
Experimental and Theoretical Investigations of Third Harmonic Generation in Phasematched Dye Solutions,
Opt. Quantum Electron. 20 (1988) 227-256.

80. P. Qiu, A. Penzkofer,
Picosecond Third Harmonic Light Generation in ß-BaB2O4,
Appl. Phys. B 45 (1988) 225-236.

81. A. Penzkofer,
Passive Q-switching and Mode-Locking for the Generation of Nanosecond to Femtosecond Pulses,
Appl. Phys. B 46 (1988) 43-60.

82. P. Sperber, W. Spangler, B. Meier, A. Penzkofer,
Experimental and Theoretical Investigation of Tunable Picosecond Pulse Generation in Longitudinally Pumped Dye Laser Generators and Amplifiers,
Opt. Quantum Electron. 20 (1988) 395-431.

83. H. Schillinger, A. Penzkofer,
Active-Passive Mode-Locked and Mechanically Q-switched Frequency Tunable Nd:Glass Laser,
Opt. Commun. 68 (1988) 45-51.

84. W. Bäumler, A. Penzkofer,
Isomerization of DODCI in the S0 Ground State,
Chem. Phys. Lett. 150 (1988) 315-320.

85. A. Penzkofer, P. Qiu,
Picosecond Pulse Generation by Two-Photon Induced Amplified Spontaneous Emission.
in Ultrafast Phenomena VI, Springer Series in Chemical Physics Vol. 48,
Eds. T. Yajima, K. Yoshihara, C. B. Harris, and S. Shionoga
(Springer, Heidelberg, 1988), pp. 61-63.

86. A. Penzkofer, F. Ossig, P. Qiu,
Picosecond Third Harmonic Generation in Calcite,
Appl. Phys. B 47 (1988) 71-81.

87. A. Penzkofer, P. Qiu,
Intense Ultrashort Pulse Generation in Two-Photon Pumped Dye Laser Generators and Amplifiers,
in Lasers ´88,
Editor R. C. Sze and F. J. Duarte
(STS Press, McLean, VA, 1989), pp. 388-396.

88. A. Penzkofer, W. Leupacher,
Third Harmonic Generation in Organic Dye Solutions,
in Organic Materials for Non-Linear Optics,
Editors R. A. Hann and D. Bloor
(The Royal Society of Chemistry, London, 1989), pp. 203-210.

89. A. Penzkofer, R. Qiu, F. Ossig,
Picosecond Third Harmonic Generation in ß-BaB2O4 and Calcite,
in Nonlinear Optics of Organics and Semiconductors,
Editor Kobayashi,
Springer Proceedings in Physics 36 (Springer, Heidelberg, 1989), pp. 312-320.

90. A. Penzkofer, A.A. Bugayev,
Two-Photon Absorption Dynamics of GaAs,
Opt. Quantum Electron. 21 (1989) 283-306.

91. J. Schmidt, A. Penzkofer,
Absorption Cross-Sections, Saturated Vapor Pressures, Sublimation and Evaporation Energies of POPOP, Dimethyl POPOP and PPF Vapors,
J. Chem. Phys. 91 (1989) 1403-1409.

92. J. Schmidt, A. Penzkofer,
Fluorescence Spectroscopic Investigations of Rhodamine Dye Vapors,
Chem. Phys. 133 (1989) 297-301.

93. H. Weininger, J. Schmidt, A. Penzkofer,
Absorption Spectroscopic Investigation of Rhodamine Dye Vapors,
Chem. Phys. 130 (1989) 379-387.

94. P. Qiu, A. Penzkofer,
Intense Ultrashort Pulse Generation in a Two-Photon Pumped Generator-Amplifier System,
Appl. Phys. B 48 (1989) 115-124.

95. A. Penzkofer, F. Ossig,
Absorption Recovery of the Pyrimidocarbocyanine Dye PYC,
Chem. Phys. Lett. 154 (1989) 111-114.

96. B. Meier, A. Penzkofer,
Determination of Nonlinear Refractive Indices by External Self-focusing,
Appl. Phys. B 49 (1989) 513-519.

97. W. Bäumler, A. Penzkofer,
Fluorescence Spectroscopic Analysis of N and P Isomers of DODCI,
Chem. Phys. 140 (1990) 75-97.

98. A. Penzkofer, M. Schäffner, X. Bao,
Two-Photon Absorption and Resonant Non-Phasematched Second Harmonic Generation in CdSe,
Opt. Quant. Electr. 22 (1990) 351-367.

99. W. Bäumler, A. Penzkofer,
Accumulation of DODCI P-Isomers by Laser Excitation,
Chem. Phys. 142 (1990) 431-443.

100. A.V. Deshpande, A. Beidoun, A. Penzkofer, G. Wagenblast,
Absorption and Emission Spectroscopic Investigation of Cyanovinyldiethylaniline Dye Vapors,
Chem. Phys. 142 (1990) 123-131.

101. A. Penzkofer, W. Bäumler,
Photoisomerization Dynamics of DODCI,
in Ultrafast Phenomena in Spectroscopy,
Eds. E. Klose and B. Wilhelmi
(Springer, Heidelberg, 1989), Springer Proceedings in Physics 49 (1990) 282-285.

102. A.V. Deshpande, A. Beidoun, A. Penzkofer, G. Wagenblast,
Spectroscopic Investigation of Cyanovinyl-Diethylaniline Dyes in Solutions,
Chem. Phys. 148 (1990) 141-154.

103. J. Furthner, H. Schillinger, A. Penzkofer,
Generation of Time Synchronized, Frequency Tunable Picosecond Light Pulses in a Mode-Locked Nd:Glass Double Laser System,
Opt. Commun. 78 (1990) 41-46.

104. A. Penzkofer,
Overview Paper: Short Pulse Solid State Laser,
in High Power Solid State Lasers and Applications,
Editor C. L. M. Ireland,
SPIE 1277 (1990) 14-28.

105. B. Meier, P. Weidner, A. Penzkofer,
Double Line Transient Stimulated Raman Scattering in Benzene,
Appl. Phys. B 51 (1990) 403-413.

106. A. Penzkofer, A. Beidoun,
Saturable Absorption Dynamics of a Cyanovinyl-Diethylaniline Dye,
Chem. Phys. Letters 174 (1990) 621-625.

107. W. Scheidler, A. Penzkofer,
Compression of Picosecond Light Pulses of a Hybridly Mode-Locked Pulsed Nd:Glass Laser,
Opt. Commun. 80 (1990) 127-132.

108. A. Penzkofer, M. Schäffner, X. Bao,
Simultaneous Two-Photon Absorption and Second Harmonic Generation in CdSe,
in Ultrafast Phenomena VII,
Editors C. B. Harris, E. P. Ippen, G. A. Mourou, and A. H. Zewail,
Springer Series in Phys. 53 (Springer Verlag, Berlin, 1990), pp. 160-162.

109. B. Meier, A. Penzkofer,
Determination of Nonlinear Refractive Indices by External Self-Focusing,
Technical Digest CLEO ´90, p.272.

110. A. Penzkofer, W. Bäumler,
Saturable Absorption Dynamics of DODCI,
Opt. Quant. Electron. 23 (1991) 439-459.

111. A. Penzkofer,
Theoretical Analysis of Pulse Shaping of Self-Phase Modulated Pulses in a Grating Pair Compressor,
Opt. Quant. Electron. 23 (1991) 685-702.

112. A. Penzkofer, W. Bäumler,
Theoretical Analysis of Pulse Development in Colliding Pulse Mode-Locked Dye Laser.
Opt. Quant. Electron. 23 (1991) 727-754.

113. B. Meier, A. Penzkofer,
Picosecond Pulse Generation in a Benzene Raman Generator Amplifier System,
Appl. Phys. B 53 (1991) 65-70.

114. W. Bäumler, A. Penzkofer,
Measurement of Background Energy Content of a Linear cw Colliding Pulse Mode-Locked Dye Laser ,
Opt. Commun. 85 (1991) 326-330.

115. A. Penzkofer, W. Bäumler,
Saturable Absorption Dynamics of DODCI in Femtosecond Dye Lasers,
Proceedings of the International Conference on Lasers ´91,
Dec. 9-13, 1991, San Diego, CA, USA,
Editors F. J. Duarte and D. G. Harris (STS Press, McLean, VA, 1992), pp. 890-897.

116. A. Penzkofer, W. Bäumler,
Femtosecond Pulse Generation in a cw Pumped Passive Mode-Locked Linear Rhodamine 6G-DODCI Dye Laser,
Ultrafast Phenomena Symposium UPS ´91, Oct.7-10, 1991, Bayreuth, Inst. Phys. Conf. Ser. No.126: Section I (IOP Publishing Ltd., 1992), pp. 89-92.

117. W. Bäumler, A.X. Schmalzl, G. Gößl, A. Penzkofer,
Fluorescence Decay Studies Applying a CPM Dye Laser Pumped Ungated Inverse Time-Correlated Single Photon Counting System,
Measurement Science & Technology 3 (1992) 384-393.

118. W. Bäumler, A. Penzkofer,
Femtosecond Pulse Generation in a Linear Passive Mode-Locked Dye Laser,
Opt. Quant. Electron. 24 (1992) 313-344.

119. A. Penzkofer, A. Beidoun, M. Daiber,
Intersystem-Crossing and Excited-State Absorption in Eosin Y Solutions Determined by Picosecond Double Pulse Transient Absorption Measurements,
J. Luminescence 51 (1992) 297-314.

120. J. Furthner, A. Penzkofer,
Emission Spectra and Cross-Section Spectra of Neodymium Laser Glasses,
Opt. Quantum Electron. 24 (1992) 591-601.

121. M. Schäffner, X. Bao, A. Penzkofer,
Principle Optical Constants Measurement of Uniaxial Crystal CdSe in the Wavelength Region between 380 nm and 950 nm,
Appl. Opt. 31 (1992) 4546-4552.

122. M. Wittmann, A. Penzkofer, W. Bäumler,
Generation of Frequency Tunable Femtosecond Pulses in a cw Pumped Linear Dispersion-Balanced Passive Modelocked Rhodamine 6G Dye Laser,
Opt. Commun. 90 (1992) 182-192.

123. A. Penzkofer, M. Wittmann, W. Bäumler, V. Petrov,
Theoretical Analysis of Contributions of Self-Phase Modulation and Group-Velocity Dispersion to Femtosecond Pulse Generation in Passive Mode-Locked Dye Lasers,
Appl. Opt. 31 (1992) 7067-7082.

124. P. Weidner, A. Penzkofer,
Spectral Broadening of Picosecond Laser Pulses in Optical Fibers,
Opt. Quant. Electron. 25 (1993) 1-25.

125. V. Petrov, M. Wittmann, W. Bäumler, A. Penzkofer,
Femtosecond Pulse Generation Around 650 nm in a Passive Mode-Locked Kiton Red Dye Laser,
Opt. Commun. 95 (1993) 81-84.

126. A. Penzkofer, A. Beidoun, S. Speiser,
Singlet Excited-State Absorption of Eosin Y,
Chem. Phys. 170 (1993) 139-148.

127. A. Penzkofer, A. Beidoun, H.J. Lehmeier,
Spectral Superbroadening of Self-Focused Picosecond Laser Pulses in D2O,
Opt. Quantum Electron. 25 (1993) 317-349.

128. M. Wittmann, A. Penzkofer,
Concentration Dependent Absorption and Emission Behaviour of Sulforhodamine B in Ethylene Glycol,
Chem. Phys. 172 (1993) 339-348.

129. C. Schwan, A. Penzkofer, N.J. Marx, K.H. Drexhage,
Phase-Matched Third Harmonic Generation of Nd:Glass Laser Picosecond Pulses in a New Cyanine Dye Solution,
Appl. Phys. B 57 (1993) 203-211.

130. A. Penzkofer, H.-J. Lehmeier,
Theoretical investigation of Noncollinear Phasematched Parametric Four Photon Amplification of Ultrashort Light Pulses in Isotropic Media,
Opt. Quant. Electron. 25 (1993) 815-844.

131. A. Penzkofer, A. Beidoun,
Triplet-Triplet Absorption of Eosin Y in Methanol Determined by Nanosecond Excimer Laser Excitation and Picosecond Light Continuum Probing,
Chem. Phys. 177 (1993) 203-216.

132. A. Penzkofer, A. Beidoun, H.-J. Lehmeier,
Spectral Superbroadening of Self-Focused Picosecond Nd:Glass Pulses in D2O,
Quantum Electronics and Laser Science Conference, 1993 Technical Digest Series, Vol. 12 (Opt. Soc. Am., Washington, DC, USA), pp. 116-117.

133. A. Penzkofer, A. Beidoun,
Singlet and Triplet Excited State Absorption Studies by Transient Measurement Techniques,
Proceedings of VIIIth International Symposium on Ultrafast Processes in Spectroscopy, Vilnius, Lithuania, Sept.26-30, 1993,
Lithuanian J. Physics 34 (1994) 32-33.

134. A. Penzkofer, M. Wittmann,
Generation of Frequency Tunable Femtosecond Laser Pulses,
Proceedings of the International Conference on Lasers ´93, Lake Tahoe, NV, USA, Editors V. J. Corcoran and T. A. Goldman (STS Press, McLean, VA, 1994), pp. 276-283.

135. A. Penzkofer, J. Furthner,
Theoretical Analysis of a Time-Synchronized and Frequency Tunable Picosecond Double Pulse Branched Nd:Glass Laser,
Opt. Quant. Electron. 26 (1994) 1061-1078.

136. P. Weidner, A. Penzkofer,
Picosecond Transient Spectral Hole-Burning Studies on Oxazine 750 in a Silicate Xerogel,
Chem. Phys. 191 (1995) 303-319.

137. F. Ammer, A. Penzkofer, P. Weidner,
Concentration Dependent Fluorescence Behaviour of Oxazine 750 and Rhodamine 6G in Porous Silicate Xerogel Monoliths,
Chem. Phys. 192 (1995) 325-331.

138. M. Wittmann, A. Penzkofer, G. Gößl,
Experimental and Theoretical Investigation of a Multi-Pass Plane-Mirror Femtosecond Dye Laser Amplifier,
Appl. Opt. 34 (1995) 5287-5296.

139. M. Wittmann, A. Penzkofer,
Spectroscopic Characterization of Semiconductor Doped Colour Filter Glasses,
Opt. Quant. Electron. 27 (1995) 705-724.

140. H. Gratz, A. Penzkofer, P. Weidner,
Nanometer Particle Size, Pore Size, and Specific Surface Determination of Colloidal Suspensions and Porous Glasses by Rayleigh Light Scattering,
J. Non-Cryst. Solids 189 (1995) 50-54.

141. A. Penzkofer, H. Gratz, P. Weidner,
Dye Sorption Studies and Specific Surface Determination of Porous Silicate Sol-Gel Glasses,
J. Non-Cryst. Solids 189 (1995) 55-65.

142. P. Sathy, A. Penzkofer,
Three-Photon Absorption and its Limitation of Third Order Nonlinear Optical Effects in Rutile,
Appl. Physics B 61 (1995) 127-134.

143. A. Penzkofer,
Recent Advances in Tunable Femtosecond Lasers,
Proceedings of the International Conference on Lasers ´95, December 4-8, 1995, Charleston, South Carolina,
edited by V. J. Corcoran (STS Press, McLean, VA, 1996) p. 335-342

144. A. Penzkofer, M. Wittmann, M. Lorenz, E. Siegert, S. MacNamara,
Kerr Lens Effects in a Folded-Cavity Four-Mirror Linear Resonator,
Opt. Quant. Electron. 28 (1996) 423-442.

145. M. Wittmann, A. Penzkofer,
Spectral Superbroadening of Femtosecond Laser Pulses,
Opt. Commun. 126 (1996) 308-317.

146. R. Philip, A. Penzkofer, W. Bäumler, R. M. Szeimies, C. Abels,
Absorption and Fluorescence Spectroscopic Investigation of Indocyanine Green,
J. Photochem. Photobiol. A: Chemistry 96 (1996) 137-148.

147. M. Wittmann, A. Penzkofer,
A Multi-Pass Plane-Mirror Femtosecond Dye Laser Amplifier,
in Lasers in Research and Engineering, edited by W. Waidelich, H. Hügel, H. Opower,
H. Tiziani, R. Wallenstein, and W. Zinth (Springer-Verlag, Berlin, 1996), pp. 67-70.

148. A. Penzkofer, M. Ramelsperger, M. Wittmann,
Photoisomerization Dynamics of DODCI Studied by Spectrally Resolved Fluorescence Decay Measurements,
Chem. Phys. 208 (1996) 137-147.

149. M. Wittmann, A. Penzkofer,
Saturable Absorption Dynamics of a Semiconductor Doped Glass,
in Ultrafast Processes in Spectroscopy, edited by O. Svelto, S. De Silvestri, and G. Denardo
(Plenum Press, New York, 1996), pp. 553-556.

150. S. Reindl, A. Penzkofer,
Higher Excited-State Triplet - Singlet Intersystem Crossing of Some Organic Dyes,
Chem. Phys. 211 (1996) 431-439.

151. O. Steinkellner, J. Furthner, A. Penzkofer,
Bandwidth-Limited Time-Synchronized Frequency Tunable Double Pulse Generation in a Branched Picosecond Nd:Glass Laser,
Opt. Quant. Electron. 28 (1996) 1773-1780.

152. S. Reindl, A. Penzkofer,
Triplet Quantum Yield Determination by Picosecond Laser Double-Pulse Fluorescence Excitation,
Chem. Phys. 213 (1996) 429-438.

153. W. Holzer, A. Penzkofer, S.-H. Gong, A. Bleyer, D.D.C. Bradley,
Laser Action in Poly(m-phenylenevinylene-co-2,5-dioctoxy-p-phenylenevinylene),
Advanced Materials 8 (1996) 974-978.

154. A. Penzkofer, W. Holzer, S.-H. Gong,
Effective Stimulated Emission Cross-Sections Determined by Transient Fluorescence Amplification in a Fabry-Perot Resonator,
Opt. Quant. Electron. 29 (1997) 611-626.

155. N. Zhavoronkov, M. Lorenz, M. Wittmann, F. Rotermund, A. Penzkofer,
Femtosecond Pulse Generation with a Low Pump-Power Kerr-Lens Mode-Locked Ti:Sapphire Laser.
Proceedings of the International Conference on Lasers`96, Portland, Oregon, USA, Editor V. J. Corcoran, T. A. Goldman (STS Press, MCLean, VA, 1997), 376-383.

156. M. Wittmann, A. Penzkofer,
S1 Singlet Excited-State Absorption of DODCI,
Appl. Phys. B65 (1997) 49-56.

157. M. Wittmann, A. Penzkofer,
Saturable Absorption Dynamics of Mode-Locking Dye DODCI,
Appl. Phys. B65 (1997) 761-769.

158. W. Holzer, A. Penzkofer, S.-H. Gong, A.P. Davey, W.J. Blau,
Laser Performance Studies of Para-(Phenylene-Ethylene) Polymers in Organic Solvents,
Opt. Quant. Electron. 29 (1997) 713-724.

159. S. Reindl, A. Penzkofer, S.-H. Gong, M. Landthaler, R.M. Szeimies, C. Abels, W. Bäumler,
Quantum Yield of Triplet Formation for Indocyanine Green,
J. Photochem. Photobiol. A: Chemistry 105 (1997) 65-68.

160. P. Sathy, A. Penzkofer,
Absorption and Fluorescence Spectroscopic Analysis of Rhodamine 6G and Oxazine 750 in Porous Sol-Gel Glasses,
J. Photochem. Photobiol. A: Chemistry 109 (1997) 53-57.

161. R. Weigand, F. Rotermund, A. Penzkofer,
Degree of Aggregation of Indocyanine Green in Aqueous Solutions Determined by Mie Scattering,
Chem. Phys. 220 (1997) 373-384.

162. F. Rotermund, R. Weigand, A. Penzkofer,
J-Aggregation and Disaggregation of Indocyanine Green in Water,
Chem. Phys. 220 (1997) 385-392.

163. 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 (1997) 75-78.

164. R. Weigand, F. Rotermund, A. Penzkofer,
Aggregation Dependent Absorption Reduction of Indocyanine Green,
J. Phys. Chem. 101 (1997) 7729-7734.

165. W. Holzer, A. Penzkofer, S.-H. Gong, D.D.C. Bradley, X. Long, A. Bleyer,
Effective Stimulated Emission and Excited-State Absorption Cross-Section Spectra of Poly(m-Phenylenvinylene-co-2,5-Dioctoxy-p-Phenylenevinylene),
Chem. Phys. 244 (1997) 315-326.

166. M. Wittmann, F. Rotermund, R. Weigand, A. Penzkofer,
Saturable Absorption and Absorption Recovery of Indocyanine Green J-Aggregates in Water,
Appl. Phys. B 66 (1998) 453-460.

167. W. Holzer, A. Penzkofer, S.-H. Gong, W.J. Blau, A.P. Davey,
Effective Stimulated Emission and Excited-State Absorption Cross-Section Spectra of Para-Phenylene-Ethynylene Polymers,
Opt. Quant. Electron. 30 (1998), 1-14.

168. S. Reindl, A. Penzkofer,
Strong-Excitation and Weak-Excitation Photodisintegration of DODCI,
Opt. Quant. Electron. 30 (1998) 49-60.

169. A. Penzkofer, M. Wittmann, F. Rotermund, R. Weigand,
Femtosecond Absorption and Emission Dynamics of Indocyanine Green J-Aggregates,
Proceedings of the Tenth International Symposium on Ultrafast Spectroscopy (UPS'97), Tartu, August 24 - 28 1997, edited by R. Kaarli, A. Freiberg, and P. Saari (Institute of Physics, University of Tartu, 1998), p. 145-148.

170. W. Holzer, A. Penzkofer, S.-H. Gong, D.D.C. Bradley, X. Long, W.J. Blau, A.P. Davey,
Excitation Intensity Dependent Fluorescence Behaviour of Some Luminescent Polymers,
Polymer 39 (1998) 3651-3656.

171. S. Reindl, A. Penzkofer,
Higher Excited-State Photoisomerization and Singlet to Triplet Intersystem Crossing in DODCI,
Chem. Phys. 230 (1998) 83-96.

172. S. Reindl, A. Penzkofer, H. Gratz,
Intersystem Crossing and Excited-State Absorption of C70 studied by Picosecond Pump and Probe Absorption and Fluorescence Measurements,
J. Photochem. Photobiol. A: Chemistry 115 (1998) 89-97.

173. A. Penzkofer, E. Drotleff, W. Holzer,
Optical Constants Measurements of Single-Layer Thin Films on Transparent Substrates,
Optics Communications 158 (1998) 221-230.

174. M. Mauerer, A. Penzkofer, J. Zweck
Dimerization, J-Aggregation, and J-Disaggregation of Indocyanine Green in Heavy Water,
J. Photochemistry and Photobiology B: Biology 47 (1998) 68-73.

175. W. Holzer, M. Mauerer, A. Penzkofer, R.-M. Szeimies, C. Abels, M. Landthaler, W. Bäumler,
Photostability and Thermal Stability of Indocyanine Green,
J. Photochemistry and Photobiology B: Biology 47 (1998) 155-164.

176. A. Penzkofer, W. Holzer, S.-H. Gong, D.D.C. Bradley, X. Long, A. Bleyer, W.J. Blau, A.P. Davey,
Effective Stimulated Emission and Excited-State Absorption Cross-Section Spectra of Luminescent Polymers,
in Applications of Photonic Technology 3: Closing the Gap between Theory, Development, and Application, G.A. Lampropoulos and R.A. Lessard, Editors,
Proceedings of SPIE 3491 (1998) 762-766.

177. S.-H. Gong, A. Penzkofer,
Two-Photon Absorption and Two-Photon Induced Absorption of some Organic Liquids at 347.15 nm,
Opt. Quantum. Electron. 31 (1999) 269-290.

178. Th. Zahner, R. Stierstorfer, S. Reindl, T. Schauer, A. Penzkofer, H. Lengfellner,
Picosecond Thermoelectric Response of Thin YBa2Cu3O7-d ,
Physica C 313 (1999) 37-40.

179. W. Holzer, M. Pichlmaier, E. Drotleff, A. Penzkofer, D.D.C. Bradley, W.J. Blau,
Optical Constants Measurement of Luminescent Polymer Films,
Opt. Commun 163 (1999) 24-32.

180. W. Holzer, M. Pichlmaier, A. Penzkofer, D.D.C. Bradley, W.J. Blau,
Fluorescence Spectroscopic Behaviour of Neat and Blended Conjugated Polymer Thin Films,
Chem. Phys. 246 (1999) 445-462.

181. S.-H. Gong, A. Penzkofer,
Two-Photon Absorption and Two-Photon Induced Absorption of Liquid Toluene at 347.15 nm,
Opt. Quant. Electron 31 (1999) 1145-1170.

182. A. Penzkofer, W. Holzer, S.-H. Gong, D.D.C. Bradley, X. Long, A. Bleyer, W.J. Blau, A.P. Davey,
Lasing Studies on Luminescent Polymers,
Proceedings of International Conference on LASERS’98, Tucson, Arizona, USA, December 7-11, 1998. Edited by V.J. Corcoran & T.A. Goldman (STS Press, McLean, VA, 1999), p. 394-401.

183. H. Gratz, A. Penzkofer,
Triplet-Triplet Absorption of some Organic Molecules Determined by Picosecond Laser Excitation and Time Delayed Picosecond Light Continuum Probing,
J. Photochem. Photobiol. A: Chem. 127 (1999) 21-30.

184. W. Holzer, A. Penzkofer, M. Pichlmaier, D.D.C. Bradley, W.J. Blau,
Photodegradation of Some Luminescent Polymers,
Chem. Phys. 248 (1999) 273-284.

185. H. Gratz, A. Penzkofer, C. Abels, R.-M. Szeimies, M. Landthaler, W. Bäumler,
Photo-Isomerisation, Triplet Formation, and Photo-Degradation Dynamics of Indocyanine Green Solutions,
J. Photochem. Photobiol. A: Chem. 128 (1999) 101-109.

186. O. Lammel, A. Penzkofer,
Femtosecond Pulse Duration Measurement by Two-Photon Fluorescence Detection,
Opt. Quantum Electron. 32 (2000) 1147-1160.

187. H. Gratz, A. Penzkofer,
Singlet-Singlet Excited-State Absorption and Triplet-Triplet Absorption of meso-Tetraphenylporphine,
Chem. Phys. 254 (2000) 363-374.

188. W. Holzer, A. Penzkofer, H.-H. Hörhold, D. Raabe, M. Helbig,
Photo-Physical and Lasing Characterization of an Aromatic Diamine-Xylylene Copolymer,
Opt. Mater. 15 (2000) 225-235.

189. W. Holzer, A. Penzkofer, H.-H. Hörhold,
Travelling-Wave Lasing of TPD Solutions and Neat Films,
Synth. Metals 113 (2000) 281-287.

190. W. Holzer, T. Schmitt, H. Gratz, A. Penzkofer, A. Costela, I. Garcia-Moreno, R. Sastre, F. J. Duarte
Photo-Physical Characterization of Rhodamine 6G in a 2-Hydroxyethyl-Methacrylate Methyl-Methacrylate Copolymer,
Chem. Phys. 256 (2000) 125-136.

191. A. Penzkofer, W. Holzer, T. Schmitt, A. Hartmann, C. Bader, H. Tillmann, D. Raabe, H.-H. Hörhold,
Travelling-Wave Lasing in Neat Films of Arylene-Vinylene Polymers,
Proceedings of 2000 International Conference on Application of Photonics and Technology, ICAPT 2000, Ed. R. A. Lessard, SPIE 4087 (2000).

192. W. Holzer, A. Penzkofer, T. Schmitt, A. Hartmann, C. Bader, H. Tillmann, D. Raabe,
R. Stockmann, and H.-H. Hörhold,
Amplified Spontaneous Emission in Neat Films of Arylene-Vinylene Polymers,
Opt. Quantum Electron. 33 (2001) 121-150.

193. W. Holzer, A. Penzkofer, R. Stockmann, H. Meysel, H. Liebegott, H.-H. Hörhold,
Photo-physical Characterization of Diphenyl Substituted Phenylenevinylene and Diphenylenevinylene Polymers,
Polymer 42 (2001) 3183-3194.

194. H. Gratz, A. Penzkofer,
Saturable Absorption Dynamics in the Triplet System and Triplet Excitation Induced Singlet Fluorescence of some Organic Molecules,
Chem. Phys. 263 (2001) 471.

195. H.-H. Hörhold, H. Tillmann, D. Raabe, M. Helbig, W. Elflein, A. Bräuer, W. Holzer, A. Penzkofer,
Synthesis of TPD-Containing Polymers for Use as Light Emitting Materials in Electroluminescent and Laser Devices,
Organic Light Emitting Materials and Devices IV, edited by Z. H. Kafafi, SPIE 4105 (2001) 431-442.

196. H.-H. Hörhold, H. Tillmann, C. Bader, R. Stockmann, J. Nowotny, E. Klemm, W. Holzer, A. Penzkofer,
MEH-PPV and Dialkoxy Phenylene Vinylene Copolymer Synthesis and Lasing Characterization,
Synth. Metals 119 (2001) 199-200.

197. W. Holzer, A. Penzkofer, R. Stockmann, H. Meysel, H. Liebegott, H.-H. Hörhold,
Energy Density Dependent Fluorescence Quenching of Diphenyl Substituted Phenylene Vinylene and Diphenylene-Vinylene Polymers by Exciton - Exciton Annihilation,
Synth. Metals 125 (2001) 343-357.

198. J. Zweck, A. Penzkofer,
Microstructure of Indocyanine Green J-Aggregates in Aqueous Solution,
Chem. Phys. 269 (2001) 399-409.

199. A. Penzkofer, W. Holzer, H.-H. Hörhold, H. Tillmann, D. Raabe, M. Helbig,
Travelling-Wave Lasing of some Triphenylamine Based Polymers, Proceedings of International Conference on LASERS 2000, Albuquerque, New Mexico, USA, December 4-8, 2000. Edited by V. J. Corcoran and T. A. Corcoran (STS Press, McLean, VA, 2001), pp. 523-529.

200. W. Holzer, A. Penzkofer, E. Klemm, H.-H. Hörhold,
Travelling-Wave Lasing of some Triphenylamine Based Poly(Phenylene Vinylene)s,
Synth. Met. 124 (2001), 455-465. 

201. A. Bergmann, W. Holzer, R. Stark, H. Gratz, A. Penzkofer, F. Amat-Guerri, A. Costela, I. Garcia-Moreno, R. Sastre,
Photophysical Characterization of Pyrromethene Dyes in Solid Matrices of Acrylic Copolymers,
Chem. Phys. 271 (2001) 201-213.

202. A. Penzkofer, M. Riediger, O. Steinkellner, B. Lux,
Far Infrared Sub-Nanosecond Pulse Generation in GaP with a Time-Synchronized Mode-Locked Double-Frequency Nd:Glass Laser System,
Opt. Quantum Electron. 34 (2002) 343-490.

203. W. Holzer, A. Penzkofer, H. Tillmann, D. Raabe, H.-H. Hörhold,
Photo-Physical Characterization and Travelling-Wave Lasing of some TPD Based Polymer Neat Films,
Optical Materials 19 (2002) 283-294.

204. H.H. Hörhold, H. Tillmann, C. Bader, E. Klemm, W. Holzer, A. Penzkofer,
MEH-PPV and Thianthrene-Containing PPV-Derivatives as Efficient Polymeric Materials for Solid-State Lasers,
in Organic Light Emitting Materials and Devices V, edited by Z. H. Kafafi and H. Antoniadis,
Proc. SPIE 4464 (2002) 317-328.

205. W. Holzer, A. Penzkofer, M. Fuhrmann, P. Hegemann,
Spectroscopic Characterization of Flavin Mononucleotide Bound to LOV1 Domain of Phot1 from Chlamydomonas rheinhardtii,
Photochem Photobiol. 75 (2002) 479-487.

206. W. Holzer, A. Penzkofer, X.X. Redl, M. Lutz, J. Daub,
Energy Density Dependent Fluorescence Quenching of a Regioselectively Functionalized Tetraphenylporphyrin-Cellulose Conjugate by Exciton – Exciton Annihilation,
Chem. Phys. 282 (2002) 89-99.

207. A. Penzkofer, W. Holzer, H. Tillmann, R. Stockmann, H.-H. Hörhold,
Photophysical and Lasing Characterization of some Phenylenevinylene Based Polymers
in Atomic and Molecular Pulsed Lasers, V International Conference, Tomsk, Russia, Sept. 10-14, 2001,
Proc. SPIE 4747 (2002) 212-223.

208. W. Holzer, A. Penzkofer, T. Pertsch, N. Danz, A. Bräuer, H. Tillmann, C. Bader, H.-H. Hörhold,
Corrugated neat thin-film conjugated polymer distributed feedback lasers,
Appl. Phys. B 74 (2002)  333-342.

209. O. Lammel, A.Penzkofer, T. Tsuboi,
Picosecond Laser Saturable Absorption Studies on F2- Colour Centres in LiF Crystal,
Opt. Commun. 206 (2002) 389-400.

210. P. Drössler, W. Holzer, A. Penzkofer, P. Hegemann,
pH Dependence of the Absorption and Emission behaviour of Riboflavin in Aqueous Solution,
Chem. Phys. 282 (2002) 429-439.

211. A. Penzkofer, O. Lammel, T. Tsuboi,
Emission Spectroscopic Characterisation of F2- Colour Centres in a LiF Crystal,
Opt. Commun. 214 (2002) 305-313.

 212. W. Holzer, A. Penzkofer, T. Pertsch, N. Danz, A. Bräuer, E.B. Kley, H. Tillmann, C. Bader, H.H. Hörhold,
Corrugated Thin-Film Thianthrene-PPV Surface Emitting Distributed Feedback Laser, Conference on Organic Light Emitting Materials and Devices VI, at SPIE’s International Symposium on Optical Science and Technology, 7-11 July 2002, Seattle, WA, edited by Z. H. Kafafi, and H. Antoniadis,
SPIE 4800 (2003) 0-10.  (DOI: 10.1117/12.451844)

213. T. Tsuboi, O. Lammel, A. Penzkofer,
Absorption Cross-Section Determination of F2-  Colour Centres in a LiF Crystal by Picosecond Laser Saturable Absorption Studies,
19th Congress of the International Commission for Optics: Optics for the Quality of Life, edited by G. C. Righini and A. Consortini,
SPIE 4829 (2003) 379-381.

214. W. Holzer, A. Penzkofer, R. Philip, H. Tillmann, C. Bader, H.-H. Hörhold,
Photo-Physical and Lasing Characterization of Neat Films of 4-Methyl-TPD and of a 4-Methyl-TPD Phenyl Substituted MEH-PPV Copolymer,
in: Applications of Photonics Technology 5. Closing the gap between theory development and application.
Photonic North 2002,
edited by R.A. Lessard, G.A. Lampropoulos, G.W. Schinn,
5th International Conference on Application of Photonic Technology, ICAPT 2002, Quebec City, June 2-6, 2002)
SPIE 4833 (2003) pp. 568-576.

215. R. Philip, W. Holzer, A. Penzkofer, H.-H.Hörhold, H. Tillmann, C. Bader,
Photo-physical and Lasing Characterization of Neat Films of 4-methyl-TPD and of a 4-methyl-TPD phenyl Substituted MEH-PPV Copolymer,
Synth. Met. 132 (2003) 297-308.

216. P. Drössler, W. Holzer, A. Penzkofer, P. Hegemann,
Fluorescence Quenching of Aqueous Solutions of Riboflavin by Methionin and Cystein,
Chem. Phys. 286 (2003) 409-420.

217. T. Tsuboi, A. Penzkofer, O. Lammel,
Oscillator Strength of  F2-  Colour Centres in LiF Crystal,
Opt. Quant. Electron. 35 (2003) 267-274.

218. D. M. Sh. Islam, A. Penzkofer, P. Hegemann,
Quantum Yield of Triplet Formation of Riboflavin in Aqueous Solution and of Flavin Mononucleotide Bound to the LOV1 Domain of Phot1 from Chlamydomonas reinhardtii,
Chem. Phys. 291 (2003) 97-114.

219. A. Penzkofer, C. Birkmann, T. Tsuboi,
Absorption and Emission Specroscopic Characterisation of F3- Colour Centres in a LiF Crystal,
Appl. Phys. B 77 (2003) 521-527.

220. C. Birkmann, A. Penzkofer, T. Tsuboi,
Fluorescence Excitation Spectroscopic Characterisation of  F2- Colour Centres in a LiF Crystal,
Appl. Phys. B 77 (2003)  625-632.

221. Sh.D.M. Islam, T. Susdorf, A. Penzkofer, P. Hegemann,
Fluorescence Quenching of Flavin Adenine Dinucleotide in Aqueous Solution by pH Dependent Isomerisation and Photo-Induced Electron Transfer,
Chem. Phys. 295 (2003) 139-151.

222. A. Penzkofer, W. Holzer, H. Tillmann, H.-H. Hörhold,
Leaky-Mode Emission of Luminescent Thin Films on Transparent Substrates,
Opt. Commun. 229 (2004) 155-170.

223. A. Granzhan, A. Penzkofer, G. Hauska,
Photodegradation of Bacteriochlorophyll c in Intact Cells and Extracts from Chlorobium tepidum,
J. Photochem. Photobiol A: Chemistry 165 (2004) 75-89.

224. W. Holzer, A. Penzkofer, T. Susdorf, M. Alvarez, Sh.D.M. Islam, P. Hegemann,
Absorption and Emission Spectroscopic Characterisation of the LOV2-Domain of Phot from Chlamydomonas reinhardtii fused to a Maltose Binding Protein
Chem. Phys. 302 (2004) 105-118.

225. W. Holzer, A. Penzkofer, H. Tillmann, C. Bader, H.-H. Hörhold,
Spectroscopic and Travelling-Wave Lasing Characterisation of Gilch-type and Horner-Type MEH-PPV,
Synth. Met. 140 (2004) 155-170.

226. W. Holzer, A. Penzkofer, H. Tillmann, H.-H. Hörhold, E. B. Kley,
Photo-Physical and Lasing Characterization of Neat Films of a Thianthrene-Substituted Distyrylbenzene Dye (Thianthrene-DSB),
Synth. Met. 145 (2004) 119-127.

227. S. Schrader, A. Penzkofer, W. Holzer, R. Velagabudi, B. Grimm,
Laser Spectroscopic Investigation of a New Precursor-Type Polyoaraphenylenevinylene,
J. Luminesc. 110 (2004) 303-308.

228. W. Holzer, A. Penzkofer, P. Hegemann,
Absorption and Emission Spectroscopic Characterisation of the LOV2-His Domain of Phot from Chlamydomonas reinhardtii,
Chem. Phys. 308 (2005) 79-91.

229. W. Holzer, J. Shirdel, P. Zirak, A. Penzkofer, P. Hegemann, R. Deutzmann, E. Hochmuth,
Photo-induced Degradation of some Flavines in Aqueous Solution,
Chem. Phys. 308 (2005) 69-78.

230. W. Holzer, A. Penzkofer, S. Schrader, B. Grimm,
Photo-physical Characterisation of a polyparaphenylenevinylene (PPV) Neat Film,
Opt. Quant. Electron. 37 (2005) 475-494.

231. W. Holzer, A. Penzkofer, T. Tsuboi,
Absorption and Emission Spectroscopic Characterization of Ir(ppy)3,
Chem. Phys. 308 (2005) 93-102.

232. W. Holzer, A. Penzkofer, P. Hegemann,
Photophysical and Photochemical Excitation and Relaxation Dynamics of LOV Domains of Phot from Chlamydomonas reinhardtii,
J. Luminesc. 112 (2005) 444-448.

233. T. Susdorf, M. Álvareza, W. Holzer, A. Penzkofer, F. Amat-Guerri, M. Liras, A. Costela, I. García-Moreno, R. Sastre,
Photophysical Characterisation of some Dipyrromethene Dyes in Ethyl Acetate and Covalently Bound to Poly(methyl methacrylate),
Chem. Phys. 312 (2005) 151-158.

234. A. Penzkofer, L. Endres, T. Schiereis, P. Hegemann,
Yield of Photo-Adduct Formation of LOV Domains from Chlamydomonas reinhardtii by Picosecond Laser Excitation,
Chem. Phys. 316 (2005) 185-194.

235. S. H. Song, B. Dick, P. Zirak, A. Penzkofer, T. Schiereis, P. Hegemann,
Absorption and Emission Spectroscopic Characterisation of Combined Wildtype LOV1-LOV2 Domain of Phot from Chlamydomonas reinhardtii.
J. Photochem. Photobiol. B: Biology 81 (2005) 55-65.

236. P. Zirak, A. Penzkofer, T. Schiereis, P. Hegemann, A. Jung, I. Schlichting,
Absorption and Emission Spectroscopic Characterisation of BLUF Domain of AppA from Rhodobacter spheroides.
Chem. Phys. 315 (2005)142-154.

237. T. Tsuboi, H. Murayama, A. Penzkofer,
Energy Transfer in a Thin Film of TPD Fluorescent Molecules Doped with PtOEP and Ir(ppy)3 Phosphorescent Molecules,
Appl. Phys. B 81 (2005) 93-99.

238. T. Tsuboi, H. Murayama, A. Penzkofer,
Photoluminescence Characteristics of Ir(ppy)3 and ptOEP doped in TPD Host Material,
Proceedings of the 6th International Conference on Nano-Molecular Electronics, ICNME2004, Kobe, Japan, Dec. 15-17, 2004.
Thin Solid Films 499 (2006) 306-312.

239. A. Penzkofer, T. Susdorf, M. Álvarez, W. Holzer, F. Amat-Guerri, M. Liras, A. Costela, I. García-Moreno, R. Sastre,
Spectroscopic Characterisation of some Dipyrromethene Laser Dyes bound to PMMA,
Proceedings of the International Conference on Coherent and Nonlinear Optics/International Conference on Lasers, Applications, and Technologies, ICONO/LAT 2005, 11 - 15 May 2005, St. Petersburg, Russia,
ICONO 2005: Novel Photonics Materials: Physics and Optical Diagnostics of Nanostructures, ed. by V. Dmitriev, V. Shalaev, V. Shuvalov, N. Zheludev, Proc. of SPIE 6358 (2006) 62580G1-8.

240. J. Shirdel, A. Penzkofer, R. Procházka, J. Daub, E. Hochmuth, R. Deutzmann,
Absorption and Emission Spectroscopic Characterisation of 10-Phenyl-Isoalloxazine Derivatives,
Chem. Phys. 326 (2006) 489-499.

241. P. Zirak, A. Penzkofer, T. Schiereis, P. Hegemann, A. Jung, I. Schlichting,
Photodynamics of the small BLUF protein BlrB from Rhodobacter sphaeroides,
J. Photochem. Photobiol. B: Biology 83 (2006) 180-194.

242. S.-H. Song, B. Dick, A. Penzkofer, R. Pokorny, A. Batschauer, L.-O. Essen,
Absorption and Fluorescence Spectroscopic Characterization of Cryptochrome 3 from Arabidopsis thaliana,
J. Photochem. Photobiol. B: Biology 85 (2006) 1-16.

243. P. Zirak, A. Penzkofer, C. Lehmpfuhl, T. Mathes, P. Hegemann,
Absorption and Emission Spectroscopic Characterization of Blue-light Receptor Slr1694 from Synechocystis sp. PCC6803,
J. Photochem. Photobiol. B: Biology 86 (2007) 22-34.

244. A.K. Bansal, W. Holzer, A. Penzkofer, T. Tsuboi,
Absorption and Emission Spectroscopic Characterisation of Platinium-Octaethyl-Porphyrin (PtOEP),
Chem. Phys. 330 (2006) 118-129.

245. J. Shirdel, A. Penzkofer, R. Procházka, Z. Shen, J. Strauss, J. Daub,
Absorption and Emission Spectroscopic Characterisation of a Pyrene-Flavin Dyad,
Chem. Phys. 331 (2007) 427-437.

246. S.-H. Song, B. Dick, A. Penzkofer,
Photo-induced reduction of Flavin Mononucleotide in Aqueous Solutions,
Chem. Phys. 332 (2007) 55-65.

247. S.-H. Song, B. Dick, A. Penzkofer, P. Hegemann,
Photo-reduction of Flavin Mononucleotide to Semiquinone Form in LOV Domain Mutants of Blue-Light Receptor Phot from Chlamydomonas reinhardtii,
J. Photochem. Photobiol. B: Biology 87 (2007), 37-48.

248. T. Susdorf, A. K. Bansal, A. Penzkofer, Sheng-Li Guo, Jing-Min Shi,
Absorption and Emission Spectroscopic Characterization of some Azo Dyes and a Diamino-Maleonitrile Dye,
Chem. Phys. 333 (2007) 49-65.

249. T. Susdorf, D. del Agua, A. Tyagi, A. Penzkofer, O. García, R. Sastre, A. Costela, I. García-Moreno,
Photophysical characterization of pyrromethene 597 laser dye in silicon-containing organic matrices,
Appl. Phys. B 86 (2007) 537-545.

250. P. Zirak, A. Penzkofer, P. Hegemann, T. Mathes,
Photo Dynamics of BLUF domain mutant H44R of AppA from Rhodobacter sphaeroides,
Chem. Phys. 335 (2007) 15-27.

251. A. K. Bansal, A. Penzkofer, W. Holzer, T. Tsuboi,
Photodynamics of OLED Triplet Emitters Ir(ppy)3 and PtOEP,
Ukr. J. Phys. 52 (2007) 353-358.

252. S. Shirdel, A. Penzkofer, R. Procházka, Z. Shen, J. Daub,
Absorption and Emission Spectroscopic Characterisation of a Phenothiazine-Flavin Dyad,
Chem. Phys. 336 (2007) 1-13.

253. S. Shirdel, A. Penzkofer, Z. Shen, R. Procházka, J. Daub,
Photo-induced Dynamics in a Pyrene-Isoalloxazine(Flavin)-Phenothiazine Triad,
Chem. Phys. 337/1-3 (2007) 99-109. (doi: 10.1016/j.chemphys.2007.06.044.)

254. A. Penzkofer, A. K. Bansal, S.-H. Song, B. Dick,
Fluorescence Quenching of Flavins by Reductive Agents,
Chem. Phys. 336 (2007) 14-21.

255. A. Tyagi, D. del Agua, A. Penzkofer, O. García, R. Sastre, A. Costela, I. García-Moreno,
Photophysical Characterisation of Pyrromethene 597 Laser Dye in Inter-crossing Silicon-containing Organic Coplymers,
Chem. Phys. 342 (2007) 201-214.

256. J. Shirdel, A. Penzkofer, R. Procházka, Z. Shen, J. Daub,
Photodynamics of pyrene-flavin and phenothiazine-flavin dyads,
Proceedings of ICN07 The International Conference on Coherent and Nonlinear Optics, Minsk.
Proc. SPIE 6727 (2007) 672724-1 - 12.

257. A. Penzkofer, J. Shirdel, P. Zirak, H. Breitkreuz, E. Wolf,
Protein Aggregation Studied by Forward Light Scattering and Light Transmission Analysis,
Chem. Phys. 342 (2007) 55-63.

258. M. Putschögl, P. Zirak, A. Penzkofer,
Absorption and Emission Behaviour of trans-p-Coumaric Acid in Aqueous Solutions and some Organic Solvents,
Chem. Phys. 343 (2008) 107-120

259. A.K. Bansal, A. Penzkofer, W. Holzer, T. Tsuboi,
Photodynamics of OLED Triplet Emitters Ir(ppy)3 and PtOEP,
Mol. Cryst. Liq. Cryst. 467 (2007) 21-31.

260. A.K. Bansal, A. Penzkofer,
Spectroscopic and Travelling-Wave Lasing Characterisation of Tetraphenylbenzidine and di-Naphtalenyl-diphenylbenzidine,
Appl. Phys. B 91 (2008) 559-569.

261. A.K. Bansal, W. Holzer, A. Penzkofer, E.B. Kley
Spectroscopic and Lasing Characterisation of a Dicarbazovinylene-MEH-Benzene Dye
Opt. Commun. 281 (2008) 3806-3819.

262. A.K. Bansal, W. Holzer, A. Penzkofer, H.-H. Hörhold, E. Klemm, W. Frank, E.B. Kley,
Spectroscopic and Lasing Characterisation of a Luminescent Phenylene/Bipyridine Polymer,
Synth. Met. 158 (2008) 758-766.

263. A. K. Bansal, A. Penzkofer,       
Linear and nonlinear optical spectroscopic characterisation of triphenylamine and 1,2,3-tris(3-methylphenylphenylamino)benzene,     
Chem. Phys. 352 (2008) 48-56.

264. A. Tyagi, A. Penzkofer J. Griese, I. Schlichting, N. V. Kirienko, M. Gomelsky, 
Photodynamics of Blue-Light-Regulated Phosphodiesterase BlrP1 protein from Klebsiella pneumonia and its Photoreceptor BLUF Domain,
Chem. Phys. 354 (2008) 130-141.

265.     J. Shirdel, P. Zirak, A. Penzkofer, H. Breitkreuz, E. Wolf,      
Absorption and Fluorescence Spectroscopic Characterisation of the Circadian Blue-Light Photoreceptor Cryptochrome from Drosophila melanogaster (dCry),         
Chem. Phys., 352 (2008) 35-47.

266. Taiju Tsuboi, A. K. Bansal, A. Penzkofer,   
Temperature Dependence of Fluorescence and Phosphorescence of the Triphenylamine Dimer 3-methyl-TPD,          
Opt. Mater., 31 (2009) 980-988.

267. A. Tyagi, A. Penzkofer, A. Batschauer, E. Wolf,
Thermal Degradation of (6R,S)-5,10-Methenyltetrahydrofolate in Aqueous Solution at pH 8,
Chem. Phys. 358 (2009) 132-136.

268. P. Zirak, A. Penzkofer, T. Mathes, P. Hegemann,          
Photo-dynamics of Roseoflavin and Riboflavin in Aqueous and organic Solvents,        
Chem. Phys. 358 (2009) 111-122.

269. A. Tyagi, A. Penzkofer, A. Batschauer, E. Wolf,
Fluorescence behaviour of (6R,S)-5,10-Methenyltetrahydrofolate, (6R,S)-10-Formyltetrahydrofolate, 10-Formyldihydrofolate, and 10-Formyltetrafolate,          
Chem. Phys. 361 (2009) 75-82.

270. T. Tsuboi, A. K. Bansal, A. Penzkofer   
Fluorescence and phosphorescence behavior of TPD doped and TPD neat films,       
Thin Solid Films 518 (2009) 835-838.

271. A. Tyagi, P. Zirak, A. Penzkofer, T. Mathes, P. Hegemann, M. Mack, S. Ghisla           
Absorption and emission spectroscopic characterisation of 8-amino-riboflavin,           
Chem. Phys. 364 (2009) 19-30.

272. P. Zirak, A. Penzkofer, T. Mathes, P. Hegemann,          
Absorption and Emission Spectroscopic Characterisation of BLUF Protein Slr1694 from Synechocystis sp. PCC6803 with Roseoflavin Cofactor,
J. Photochem. Photobiol. B: Biology 97 (2009) 61-70.

273. P. Zirak, A. Penzkofer, J. Moldt, R. Pokorny, A. Batschauer, L.-O. Essen,       
Photocycle Dynamics of the E149A Mutant of Cryptochrome 3 from Arabidopsis thaliana,
J. Photochem. Photobiol. B: Biology, 97 (2009) 94-106.

274. E. Slyusareva, A. Sizykh, A. Tyagi, А.Penzkofer,           
Spectral and photophysical properties of fluorone dyes in biorelated films and methanol,
J. Photochem. Photobiol. A: Chemistry 208 (2009) 131-140.

275. A. Tyagi, A. Penzkofer,  
Fluorescence Spectroscopic Behaviour of Folic Acid, 
Chem. Phys. 367 (2010) 83-92.

276. A. Tyagi, A. Penzkofer, T. Mathes, P. Hegemann,         
Photo-degradation behaviour of roseoflavin in some aqueous solutions,          
Chem. Phys. 369 (2010) 27-36.

277. A. Tyagi, A. Penzkofer, T. Mathes, P. Hegemann,         
Photo-physical characterization and photo-cycle dynamics of LOV1-His domain of the phototropin from Chlamydomonas reinhardtii with roseoflavin monophosphate cofactor,
J. Photochem. Photobiol. B: Biol. 101 (2010) 76-88.

278. A. Tyagi, A. Penzkofer,  
pH dependence of the absorption and emission behaviour of lumiflavin in aqueous solution,
J. Photochem. Photobiol. A: Chem. 215 (2010) 108-115.

279.   A. Tyagi, A. Penzkofer, 
Absorption and emission spectroscopic characterization of lumichrome in aqueous solutions,    
Photochem. Photobiol., 87 (2011)524-533.

280.   A. Tyagi, A. Penzkofer, E. Slyusareva, A. Sizykh,        
Phosphorescence and delayed fluorescence properties of fluorine dyes in bio-related films,       
Chem. Phys. 378 (2010) 58-65.

281.   A. Penzkofer, A. Tyagi, J. Kiermaier     
Room Temperature Hydrolysis of Lumiflavin in Alkaline Aqueous Solution,       
J. Photochem. Photobiol. A: Chem. 217 (2011) 369-375.

282.   A. Tyagi, A. Penzkofer, T. Mathes, P. Hegemann,        
Photo-Cycle Dynamics of LOV1-His Domain of Phototropin from Chlamydomonas reinhardtii with Roseoflavin Monophosphate Cofactor,        
Proc. SPIE 7993, 79931E (2010); doi:10.1117/12.879134. Online Publication date: Jan 11, 2011.

283.  A. Penzkofer, M. Stierl, P. Hegemann, S. Kateriya,      
Photo-dynamics of the BLUF domain containing soluble adenylate cyclase (nPAC) from the amoeboflagellate Naegleria gruberi NEG-M strain,        
Chem. Phys. 387 (2011) 25-38.

284.   A. Penzkofer, M. Stierl, P. Hegemann, S. Kateriya,      
Thermal protein unfolding in photo-activated adenylate cyclase nano-clusters from the amoeboflagelate Naegleria gruberi NEG-M strain, 
J. Photochem. Photobiol. A: Chem. 225 (2011) 42-51.

285.   Taiju Tsuboi, A. Penzkofer, E. Slyusareva, A. Sizykh,,   
Photoluminescence properties of fluorone dyes in bio-related films at low temperatures,
J. Photochem. Photobiol. A: Chem. 222 (2011) 336-342.

286.     A. Penzkofer, M. Stierl, P. Hegemann, S. Kateriya,    
Absorption and fluorescence characteristics of photo-activated adenylate cyclase nano-clusters from the amoeboflagellate Naegleria gruberi NEG-M strain,   
Chem. Phys., 292 (2012) 46-54.

287.   A: Penzkofer, M. Simmel, D. Riedl       
Room temperature phosphorescence lifetime and quantum yield of erythrosine B and rose Bengal in aerobic alkaline aqueous solution,           
J. Lumin. 132 (2012) 1055-1062.

 

11.02.2012 Alfons Penzkofer