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TU Berlin

Inhalt des Dokuments

Publikationen 1989 - 1984

1989

A Light-Scattering Study of Electron-Phonon Interaction in the Oxide Superconductors
C. Thomsen, M Cardona, R. Liu, T. Ruf, B. Gegenheimer, and E.T. Heyen
Proceedings of the Intl. Conf. on High-Temperature Superconductors and Materials and Mechanisms of Superconductivity, Stanford, 1989, edited by R.N. Shelton,
W.A. Harrison, and N.E. Phillips,
Physica C 162 - 164, 1079 (1989).

Anisotropy of the dielectric function of YBa2Cu3O6
J. Kircher, M. Alouani, M. Garriga, P. Murugaraj, J. Maier, C. Thomsen,  M. Cardona, O.K. Andersen, and O. Jepsen
Phys. Rev. B 40, 7368 (1989).
paper (PDF, 307,2 KB)

Raman-Scattering Spectra of a Superconducting
Pb2Sr2Y0.75Ca0.25Cu3O8+δ  Single Crystal

R. Liu,  M. Cardona, B. Gegenheimer, E.T. Heyen, and C. Thomsen
Phys. Rev. B 40, 2654 (1989).
paper (PDF, 371,7 KB)

Pb2Sr2R1-xCaxCu3O8+δ: Raman and Far Infrared Investigation
C. Thomsen, M. Cardona, R. Liu, Hj. Mattausch, W. König, F. Garcia-Alvarado, B. Suarez, E. Moran, and M.Alario-Franco
Solid State Commun.69, 857 (1989).

Vibrational Modes in the CuO2 Planes of YBa2Cu3O7-δ
M. Cardona and C. Thomsen
Electronic Structure of High-Tc Superconductors, Proceedings of the International Symposium, Rome, October 5-7, 1988 (A. Bianconi and A. Marcelli, eds,
Pergamon Press, New York, 1989), p. 79.

Raman Scattering in High-Tc Superconductors
C. Thomsen and M. Cardona
Physical Properties of High-Temperature Superconductors I, ed. D.M. Ginsberg (World Scientific, Singapore, 1989), p. 409.

Raman Scattering as an Analytic Tool for High-Tc Superconductors
C. Thomsen, M. Cardona, and R. Liu
Journal of the Less Common Metals 150, 33 (1989).

 

1988

Raman and Far Infrared Studies of YBa2Cu3O7-δ Prepared Exclusively
with O18

C. Thomsen, H. Mattausch, M. Bauer, W. Bauhofer, R. Liu, L. Genzel, and M. Cardona
Solid State Commun.67, 1069 (1988).

Raman Study of the Phonon Anomaly in Single-Crystal YBa2Cu3O7-δ in the
Presence of a Magnetic Field

T. Ruf, C. Thomsen, R. Liu, and M. Cardona
Phys. Rev. B 38, 11985 (1988).
paper (PDF, 276,2 KB)

Effect of Isotopic Substitution of Oxygen on Tc and the Phonon Frequencies of High Tc Superconductors
M. Cardona, R. Liu, C. Thomsen, W. Kress, E. Schönherr, M. Bauer, L. Genzel, and W. König
Solid State Commun.67, 789 (1988).

Electronic Structure and Superconductivity of
Co-substituted YBa2Cu3O7-δ

F.U. Hillebrecht, L. Ley, R.L. Johnson, R. Liu, C. Thomsen, M. Cardona, Hj. Mattausch, W. Bauhofer, and A. Simon
Solid State Commun.67, 379 (1988).

CuO2-Plane Vibrational Modes in Single Crystals of PrBa2Cu2O7-δ
C. Thomsen, R. Liu, M. Cardona, U. Amador, and E. Moran
Solid State Commun.67, 271 (1988).

Raman Scattering on Superconducting Crystals of
Bi2(Sr1-xCax)n+2Cun"+1"O(6-2n)+δ (n = 0, 1)

M. Cardona, C. Thomsen, R. Liu, H.G. von Schnering, M. Hartweg, Y.F. Yan, and  Z.X. Zhao
Solid State Commun.66, 1225 (1988).

Phonon Characterization of  Bi2(Sr1- xCax)CuO6+δ
by Infrared and Raman Spectroscopy

Z.V. Popovic, C. Thomsen, M. Cardona, R. Liu, G. Stanisic, R. Kremer, and W. König
Solid State Commun.66, 965 (1988).

Raman Scattering in High Tc Superconductors:
YBa2Cu3O7 and Bi2SrCaCuO8

M. Cardona, R. Liu, C. Thomsen, M. Hartweg, L. Popp, and H.G. von Schnering
Proceedings of the XIth International Conference on Raman Spectroscopy, London (Wiley, New York, September 1988), p. 403.

Infrared and Raman Spectra of M2Cu2O5 (M = Y, Ho)
Z.V. Popovic, C. Thomsen, M. Cardona, R. Liu, G. Stanisic, and W. König
Z. Phys. B-Condensed Matter 72, 13 (1988).

Untwinned Single Crystals of YBa2CuO7-δ: an Optical Investigation of
the a-b Anisotropy

C. Thomsen, M. Cardona, B. Gegenheimer, R. Liu, and A. Simon
Phys. Rev. B 37, 9860 (1988).
paper (PDF, 328,8 KB)

High-Tc Films by Thermal Co-Evaporation: First Phonon Experiments
P. Berberich, W. Dietsche, H. Kinder, J. Tate, C. Thomsen, and B. Scherzer
Proceedings of the Intl. Conf. on High-Temperature Superconductors and Materials
and Mechanisms of Superconductivity, Interlaken, Switzerland, ed. by J. Müller and  J.L. Olsen,
Physica C 153 - 155, 1451 (1988).

Raman Scattering in YBa2Cu3O7-δ Untwinned Single Crystals
C. Thomsen, M. Cardona, R. Liu, B. Gegenheimer, and A. Simon
Proceedings of the Intl. Conf. on High-Temperature Superconductors and Materials
and Mechanisms of Superconductivity, Interlaken, Switzerland, ed. by J. Müller and
J.L. Olsen,
Physica C 153 - 155, 1756 (1988).

Raman Scattering in Single Crystals of YBa2Cu3O7-δ
C. Thomsen, M. Cardona, B. Gegenheimer, and R. Liu
Proceedings of the Intl. Conf. on High-Temperature Superconductors and Materials
and Mechanisms of Superconductivity, Interlaken, Switzerland, ed. by J. Müller and
J.L. Olsen
Physica C 153 - 155, 262 (1988).

Optical Phonons in Y2BaCuO5
Z.V. Popovic, C. Thomsen, M. Cardona, R. Liu, G. Stanisic, and W. König
Solid State Commun.66, 43 (1988).

Frequencies, Eigenvectors, and Single Crystal Selection Rules of 
k = 0 phonons in YBa2Cu3O7-δ:Theory and Experiment

R. Liu, C. Thomsen, W. Kress, M. Cardona, B. Gegenheimer, F.W. de Wette, J. Prade, A.D. Kulkarni, and U. Schröder
Phys. Rev. B 37, 7971 (1988).
paper (PDF, 330,8 KB)

Raman and Infrared Studies of the Oxygen Deficient Semiconducting Phase of the Superconducting Cuprate Perovskites
C. Thomsen, M. Cardona, W. Kress, R. Liu, L. Genzel, M. Bauer, E. Schönherr, and
U. Schröder
Solid State Commun.65, 1139 (1988).

High Tc Superconductors MBa2Cu3O7-x with M = Mixed Rare Earths and
Y: Low Frequency Peak Engineering

C. Thomsen, R. Liu, A. Wittlin, L. Genzel, M. Cardona, W. König, M.V. Cabanas, and E. Garcia
Solid State Commun.65, 219 (1988).

Presence of Cu2O in MBa2Cu3O6 (M = Sm, Ho),
Semiconducting Modification of High Temperature Superconductors

R. Liu, C. Thomsen, M. Cardona, and Hj. Mattausch
Solid State Commun.65, 67 (1988).

Infrared and Raman Spectra of the New Superconducting Cuprate
Perovskites MBa2Cu3O7, M = Nd, Dy, Er, Tm

M. Cardona, R. Liu, C. Thomsen, M. Bauer, L. Genzel, W. König, A. Wittlin, U. Amador, M. Barahona, F. Fernandez, C. Otero, and
R. Saez
Solid State Commun.65, 71 (1988).

Systematic Raman and Infrared Studies of the Superconductor YBa2Cu3O7-x
as a Function of Oxygen Concentration ( 0
  x  1 )
C. Thomsen, R. Liu, M. Bauer, A. Wittlin, L. Genzel, M. Cardona, E. Schönherr, W. Bauhofer, and W. König
Solid State Commun.65, 55 (1988).

Identification of Electron and Hole Picosecond Trapping Processes in Doped a-Si:H
Z. Vardeny, C. Thomsen, and J. Tauc
Solid State Commun.65, 601 (1988).

1987

Picosecond Optical Studies of Electron and Hole Thermalization in the Band Tails of a-Si:H
C. Thomsen, Z. Vardeny, and J. Tauc
J. of Non-Cryst. Solids  97 & 98, 117 (1987).

Picosecond Acoustics as a Non-Destructive Tool for the Characterization of Very Thin Films
C. Thomsen, H.J. Maris, and J. Tauc
Thin Solid Films 154, 217 (1987).

Picosecond Photomodulation Spectroscopy in Amorphous Semiconductors
Z. Vardeny, C. Thomsen, H.T. Grahn, and J. Tauc
Phenomena in Bulk and Microstructure Semiconductors, edited by R.R. Alfano, Proc. SPIE, Vol. 793, 160 (1987).

1986


Observation of Molecular Vibrations in Real Time
J.M.Y. Ha, H.J. Maris, W.M. Risen, Jr., J. Tauc, C. Thomsen, and Z. Vardeny
Phys. Rev. Lett. 57, 3302 (1986).
paper (PDF, 93,4 KB)

Heat Flow in Glasses on a Picosecond Timescale
D.A. Young, C. Thomsen, H.T. Grahn, H.J. Maris, and J. Tauc
Phonon Scattering in Condensed Matter V, edited by A.C. Anderson and J.P. Wolfe
(Springer Verlag, New York, 1986), p. 49.

Picosecond Acoustic Interferometry
C. Thomsen, H.T. Grahn, D.A. Young, H.J. Maris, and J. Tauc
Phonon Scattering in Condensed Matter V, edited by A.D. Anderson and J.P. Wolfe (Springer Verlag, New York, 1986), p. 392.

Studies of High Frequency Acoustic Phonons Using Picosecond Optical Techniques
H.J. Maris, C. Thomsen, and J. Tauc
Phonon Scattering in Condensed Matter V, edited by A.C. Anderson and J.P. Wolfe (Springer Verlag, New York, 1986), p. 374.

Surface Generation and Detection of Phonons by Picosecond Light Pulses
C. Thomsen, H.T. Grahn, H.J. Maris, and J. Tauc
Phys. Rev. B 34, 4129 (1986).
paper (PDF, 753,4 KB)

Picosecond Interferometric Techniques for Study of Phonons in the Brillouin Frequency Range
C. Thomsen, H.T. Grahn, H.J. Maris, and J. Tauc
Optics Commun. 60, 55 (1986).

Influence of Interference on Photoinduced Changes in Transmission and Reflection
H.T. Grahn, C. Thomsen, and J. Tauc
Optics Commun. 54, 226 (1986).

Photocarrier Dynamics in Compensated Amorphous Silicon
C. Thomsen, H. Stoddart, T. Zhou, Z. Vardeny, and J. Tauc
Phys. Rev. B 33, 4396 (1986).
paper (PDF, 244,8 KB)

 

1985

Picosecond Electron and Phonon Phenomena in Amorphous Ge and As2Te3
C. Thomsen, H.T. Grahn, H.J. Maris, and J. Tauc
J. Non-Cryst. Solids 77 & 78, 1113 (1985).

Ultrasonic Experiments with Picosecond Time Resolution
C. Thomsen, H.T. Grahn, H.J. Maris, and J. Tauc
Journal de Physique, Colloq. C10, 765 (1985).

 

1984

Picosecond Optical Generation and Detection of Phonon Waves in a-As2Te3
C. Thomsen, J. Strait, Z. Vardeny, H.J. Maris, J. Tauc, and J.J. Hauser
Optical Effects in Amorphous Semiconductors, edited by P.C. Taylor and
S.G. Bishop (AIP Conference Proceedings No. 120, 1984), p. 102.

Picosecond Optical Excitation of Phonons in Amorphous As2Te3
C. Thomsen, J. Strait, Z. Vardeny, H.J. Maris, J. Tauc, and J.J. Hauser
Ultrafast Phenomena IV, edited by D.H. Auston and K.B. Eisenthal (Springer Verlag,
New York, 1984), p. 133.

Interaction of Ultrashort Pulses with Etalons
C. Thomsen and N.M. Lawandy
Appl. Optics 23, 3262 (1984).

Coherent Phonon Generation and Detection by Picosecond Light Pulses
C. Thomsen, J. Strait, Z. Vardeny, H.J. Maris, J. Tauc, and J.J. Hauser
Phys. Rev. Lett. 53, 989 (1984).
paper (PDF, 583,2 KB)

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