2002

Confined Excitons in AgI Nanocrystals in Crystalline KI Matrix 
O. Husberg, H. Vogelsang, and W. von der Osten, 
J. Luminesc. 96, 155 (2002)

 

2001

A 95GHz ODMR Study of AgCl Nanocrystals Embedded in Crystalline KCl Matrix
G. Janssen, E. Goovaerts, S.V. Nistor, A. Bouwen, D. Schoemaker, H. Vogelsang, and W. von der Osten 
Rad. Effects and Defects in Solids 156, 141 (2001) 
  
Confined Excitons in Silver Halide Nanocrystals: Impurity Trapping and Self-Localization 
H. Vogelsang, O. Husberg, and W. von der Osten 
Rad. Effects and Defects in Solids 156, 95 (2001) 
  
Magneto-Optical Studies of Er 3+ in Stoichiometric LiNbO 3
G. Corradi, Th. Lingner, A.B. Kutsenko, V. Dierolf, K. Polgar, J.-M. Spaeth, and W. von der Osten 
Rad. Effects and Defects in Solids 155, 223 (2001) 
  
AgBr Nanocrystals in Glass: Optical and ODMR Investigations
A.P. Marchetti, P.J. Rodney, and W. von der Osten 
Phys. Rev. B 64, 132201-1 (2001) 
  
Exzitonen im Gleichtakt 
W. von der Osten 
Forschungsforum, Universität Paderborn 4, 10 (2001) 
  
Site-Selective Spectroscopy of Er 3+: Ti: LiNbO 3 Waveguides
V. Dierolf, A.B. Kutsenko, A. Ostendorf, W. von der Osten, W. Sohler, and H. Suche 
Appl. Phys. B 72, 803 (2001)

 

2000

Optical Properties of γ - AgI Nanocrystals Synthesized in Reverse Micelles
H. Vogelsang, O. Husberg, and W. von der Osten 
J. Luminesc. 86, 87 (2000) 
  
Exciton Self-Trapping in AgCl-Nanocrystals
H. Vogelsang, O. Husberg, U. Köhler, W. von der Osten, and A.P. Marchetti 
Phys. Rev. B 61 (3), 1847 (2000)

 

1999

Spectroscopic Characterization of Ti: LiNbO 3 Waveguides and Modeling of the Emission Processes for New Lasers
V. Dierolf, A.B. Kutsenko, and W. von der Osten 
Proc. ECIO ´99, 293 (1999) 
  

Self-Induced Transparency at Bound Excitons in CdS

M. Jütte and W. von der Osten 
J. Luminesc. 83-84, 77 (1999) 
  

Propagation Beating at the Na-Bound Exciton in CdS

M. Jütte and W. von der Osten 
Phys. Stat. Sol. (b)   215, 59 (1999) 
  
Towards New Lasers in Ti: LiNbO 3 Waveguides: A Study of the Excited Er 3+ States 
V. Dierolf, A.B. Kutsenko, C. Sandmann, F. Tallian, and W. von der Osten 
J. Appl. Phys. B 68, 767 (1999) 
  

Site-Selectivity of Up-Conversion Processes in Ti: Er: LiNbO 3 Waveguides

V. Dierolf, A.B. Kutsenko, and W. von der Osten 
J. Luminesc. 83-84, 487 (1999) 
  
Vibrational Coupling of F Centers to the Stretch Mode of Neighboring CN −- Molecules in KCl
V. Dierolf, J. Hoidis, D. Samiec, and W. von der Osten 
Rad. Effects and Defects in Solids 149, 381 (1999) 
  
Excited State Absorption Study and Judd-Ofelt-Analysis of Er 3+-States in Ti: LiNbO 3 Channel Waveguides 
V. Dierolf, A.B. Kutsenko, F. Tallian, and W. von der Osten 
Rad. Effects and Defects in Solids 150, 305 (1999)

 

1998

The Iodine Bound Exciton in AgBr Nanocrystals: Defect Exclusion and Confinement Effects 
H. Vogelsang and W. von der Osten 
in: Excitonic Processes in Condensed Matter (R.T. Williams and W.M. Yen, Eds.) 
Vol. 98-25, The Electrochem. Soc. Proc. Series, Pennington, NJ (1998) p.240 
  
Characterization of Picosecond Laser Pulses by a Bandwidth-Limited Time-Resolved Spectrum 
M. Jütte, H. Stolz, and W. von der Osten 
Opt. Commun. 157, 173 (1998) 
  

Exciton Dynamics in ZnCdSe/ZnSe Quantum-Well Structures

S.A. Permogorov, A.N. Reznitskii, L.N. Tenishev, A.V. Kornievskii, S.Yu. Verbin, S.V. Ivanov, S.V. Sorokin, W. von der Osten, H. Stolz, and M. Jütte 
Phys. Solid State 40, 743 (1998)   
  
Picosecond Magneto-Quantum Beats of Free Excitons in CdS
U. Müller, H. Stolz, and W. von der Osten 
J. Phys.: Cond. Matter 10, 2973 (1998) 
  
Transient Absorption Study of Vibrationally Excited Yb 2+- [CN −] n Complexes in Alkali Halides 
V. Dierolf, J. Hoidis, D. Samiec, and W. von der Osten 
J. Luminesc. 76-77, 581 (1998)

 

1997

Resonance Raman Investigation of Photoinduced Instability of Permanganate Ions in Alkali Halide Crystals
T. Maksimova, H. Vogelsang, H. Stolz, and W. von der Osten 
Proc. 13th Int. Conf. Defects in Insulating Materials (G.E. Matthew and R.T. Williams, Eds.) Materials Science Forum 239-241 (1997) p. 497 
  
Transient Absorption of Vibrationally Excited F H(CN −) Centers in Cesium Chloride: Evidence for Strong Nonlinear F Center / CN − Coupling
D. Samiec, H. Stolz, and W. von der Osten 
Proc. 13th Int. Conf. Defects in Insulating Materials (G.E. Matthew and R.T. Williams, Eds.) Materials Science Forum 239-241 (1997) p. 469 
  

Erbium Incorporation in LiNbO 3 by Diffusion-Doping

I. Baumann, R. Brinkmann, M. Dinand, W. Sohler, L. Beckers, Ch. Buchal, M. Fleuster, H. Holzbrecher, H. Paulus, K.-H. Müller, Th. Gog, M. Materlik, 
O, Witte, H. Stolz, and W. von der Osten 
Appl. Phys. A 64, 33 (1997) 
  

Spectroscopy of Confined Indirect Excitons in AgBr Quantum Crystallites

H. Stolz, H. Vogelsang, and W. von der Osten 
in: Handbook of Optical Properties Vol.II Optics of Small Particles, Interfaces, and Surfaces (R.E. Hummel and P. Wißmann, Eds.) CRC Press Inc. Boca Raton, FL (USA) (1997) p. 31

 

1996

Exciton and Phonon Quantization in Ultrathin Epitaxial Layers of ZnSe

H. Uebbing, H. Stolz, W. von der Osten, D. Hommel, H. Schäfer, and G. Landwehr 
Proc.23rd Int. Conf. Phys. Semicond. (M. Scheffler and R. Zimmermann, Eds.) 
Vol. 1, World Scientific Singapore (1996) p. 365 
  

Selective Excitation of Localized Excitons in ZnCdSe/ZnSe MQW Structures

S. Permogorov, A. Reznitsky, L. Tenishev, A. Kornievsky, S. Ivanov, S. Sorokin, M Maximov, I. Krestnikov, W. von der Osten, H. Stolz, M. Jütte, and H. Vogelsang 
Proc.23rd Int. Conf. Phys. Semicond. (M. Scheffler and R. Zimmermann, Eds.) 
Vol. 4, World Scientific Singapore (1996) p. 2015 
  

Exciton-Phonon Coupling in Indirect Gap AgBr Nanocrystals

H. Vogelsang, H. Stolz, and W. von der Osten 
J. Luminesc. 70, 414 (1996) 
  
Linear and Nonlinear Pulse Propagation at Bound Excitons in CdS
M. Jütte, H. Stolz, and W. von der Osten 
J. Opt. Soc. Am. B 13, 1205 (1996) 
  
Transient Absorption of Vibrationally Excited F H(CN −) Centers in Cesium Halides: Insight into the Electronic-to-Vibrational Energy Transfer 
D. Samiec, H. Stolz, and W. von der Osten 
Phys. Rev. B 53, No 14, R8811 (1996-II) 
  
Upconversion and Site-Selective Spectroscopy in Erbium Doped LiNbO 3
O.Witte, H. Stolz, and W. von der Osten 
J. Phys. D: Appl. Phys. 29, 561 (1996) 
  
Coherent Pulse Propagation at Bound Exciton States in CdS
M. Jütte, H. Stolz, and W. von der Osten 
Proc. DPC ´95, Cairns (Australia) 1995; J. Luminesc. 66-67, 45 (1996)

 

1995

Resonance Brillouin Scattering from Quantized Exciton-Polaritons in Ultrathin Epitaxial Layers of ZnSe
H. Uebbing, H. Stolz, W. von der Osten, D. Hommel, H. Schäfer, and G. Landwehr 
Il Nuovo Cimento 17D, 1753 (1995) 
  
Propagation of Coherent Small-Area Light Pulses in CdS at the 

I 2 Bound Exciton

M. Jütte, H. Stolz, and W. von der Osten 
Europhys. Lett. 32 (2), 161 (1995) 
  

Fabry-Perot Oscillations in Epitaxial ZnSe Layers

Th. Weber, H. Stolz, W. von der Osten, M. Heuken, and K. Heime 
Semicond. Sci. Technol. 10, 1113 (1995) 
  
Relaxation and IR Spectroscopic Properties of the CN − Stretching Mode in Silver Halides
C.E. Mungan, U. Happek, W. von der Osten, and A.J. Sievers 
Rad. Effects and Defects in Solids 134, 341 (1995) 
  
Luminescence and Resonance Raman Spectroscopy of Indirect Excitons in AgBr Nanocrystals
S. Pawlik, H. Stolz, and W. von der Osten 
in: Microcrystalline and Nanocrystalline Semiconductors, 
Mat. Res. Soc. Symp. Proc. Vol.358, 289 (1995) 
  
Coherent Exciton-Phonon Interaction and Pulse Propagation of Bound Exciton States in CdS 
M. Jütte, H. Stolz, and W. von der Osten 
Phys. Stat. Sol. (b) 188, 327 (1995) 
  

Picosecond Quantum Beat Spectroscopy of Quadrupole Polaritons in Cu 2O

V. Langer, H. Stolz, and W. von der Osten 
Phys. Rev. B 51, 2103 (1995-II) 

Resonant Brillouin Scattering and Polariton Coherence in Thin Epitaxial ZnSe/GaAs Layers
H. Vogelsang, H. Stolz, W. von der Osten, D. Hommel, and G. Landwehr 
Proc.22nd Int. Conf. Phys. Semicond., Vancouver (Kanada) 1994; Vol. 2, World Scientific, Singapore (1995), p. 1260

 

1994

Exciton Relaxation in MOVPE Grown ZnSe xTe 1-x Epilayers
A. Naumov, S. Permogorov, H. Stolz, W. von der Osten, H. Stanzl, and W. Gebhardt 
Proc. DPC ´93, Cambridge, MA (USA); J. Luminesc. 58, 248 (1994) 
  

Photoinduced Instability of MnO 4   Molecular Defects in Potassium Iodide

T. Maksimova, H. Vogelsang, H. Stolz, W. von der Osten, and A.M. Mintairov 
Solid State Commun. 92, 337 (1994) 
  
Angular Dependence of Resonance Raman and Rayleigh Scattering in Epitaxial ZnSe Layers
E. Dünschede, H. Stolz, W. von der Osten, D. Hommel, and G. Landwehr 
Phil. Mag. B 70, 443 (1994) 
  
Relaxation of the CN − Stretching Vibration in Silver Halides: The Role of Accepting Modes 
U. Happek, C.E. Mungan, W. von der Osten, and A.J. Sievers 
Phys. Rev. Lett. 72, 3903 (1994) 
  

Quantum Beat Spectroscopy of Excitons in Semiconductors

W. von der Osten, V. Langer, and H. Stolz 
in: Coherent Optical Interactions in Semiconductors (R.T. Phillips, Ed.) 
NATO ASI Series, Plenum Press, New York (1994) p. 111 
  
Resonant Rayleigh Scattering in Epitaxially Grown ZnSe 1-xS x Layers
M. Jütte, H. Stolz, W. von der Osten, J. Söllner, K.-P. Geyzers, M. Heuken, and K. Heime   
in: Coherent Optical Interactions in Semiconductors (R.T. Phillips, Ed.) NATO ASI Series, Plenum Press, New York (1994) p. 277 
  

Resonant Brillouin Scattering in Biaxially Strained ZnSe

H. Mayer, U. Rössler, S. Permogorov, H. Stolz, H. Vogelsang, and W. von der Osten 
J. Crystal Growth 138, 195 (1994)