High-Tc Superconductors
In this movie Dr.-Ing. Hans J. Scheel talks about the potential of HTSC which failed due to huge
material and crystal technology problems. First growth of free YBCO crystals and LPE were achieved.
LPE-grown YBCO surface (Nomarski)
Prof. K.A. Müller — Dr. J. G. Bednorz — Dra. Francesca Licci — Tullio Besagni
Appleton-Predictions
Prof. Heiner Müller-Krumbhaar — LEG-mechanism-SEM&STM
Thick-YBCO-crystals—Tc-versus-time—Tc-versus-Stability-Temperature
Prof. A. A. Abrikosov and HJS — Chem.- Ing. Pavel Holba
published PCF in comparison to our PCF
YBCO-NdBCO-Substrates — LPE NdBCO-520x350 micrometer
Prof. Davor Pavuna — Prof. Franz-Karl Reinhart — Prof. Shin Miyazawa
References
1. Book: “Crystal Growth from High-Temperature Solutions”, 10 chapters, 634 pages, authors
D. Elwell and H. J. Scheel, Academic Press, London - New York, (1975).
With additional chapter 11 “Crystal Growth and Liquid Phase Epitaxy of High-Tc Superconductors (HTSC)” and Appendices A. “Growth of Striation-free Crystals” and B. “Epitaxy and the Importance of LPE” , available as download on this website.
With additional chapter 11 “Crystal Growth and Liquid Phase Epitaxy of High-Tc Superconductors (HTSC)” and Appendices A. “Growth of Striation-free Crystals” and B. “Epitaxy and the Importance of LPE” , available as download on this website.
H. J. Scheel and F. Licci : “Crystal Growth of YBa2Cu3O7-x
”, J. Crystal Growth 85 (1987) p. 607-614.
H. J. Scheel :
“Crystal Growth Problems of YBa2Cu3O7-x ”, Invited
Internatl. Conf. on High-Temperature Superconductors and Materials and Mechanisms of Superconductivity
Interlaken February 1988, Physica C 153-155 (1988) p. 44-49.
H. J. Scheel and F. Licci : “Growth of Separated
YBa2Cu3O7-X Crystals”, MRS Boston Fall 1987 Symp. Vol. 99 (1988) p. 595-599.
H. J. Scheel and P. Niedermann : “Growth Mechanisms of
YBa2Cu3O7-X Platelet Crystals”, J. Crystal Growth 94 (1989) p. 281-284.
H. J. Scheel, W. Sadowski and L. Schellenberg : “Crucible Corrosion in Crystal Growth of
YBa2Cu3O7-x ”
Superconductor Science & Technol. 2 (1989) p. 17-21.
Superconductor Science & Technol. 2 (1989) p. 17-21.
W. Sadowski and H. J. Scheel : “Reproducible Growth of Large Crystals of
YBa2Cu3O7-x ”, (E-MRS Conf. Strasbourg Nov. 1988), J. Less Common Metals / Special Issue 150 (1989) p. 219-227.
H. J. Scheel and F. Licci : “Phase Diagrams and Crystal Growth of Oxide Superconductors”,
Thermochim. Acta (invited review) 174 (1991)p. 115-130.
Thermochim. Acta (invited review) 174 (1991)p. 115-130.
H. J. Scheel, M. Berkowski and B. Chabot : “Problems in Epitaxial Growth of High-Tc
Superconductors”,
Proceedings of 7th Internat. Conf. Vapor Growth and Epitaxy, Nagoya 14-17 July 1991, and J. Crystal Growth 115 (1991) p. 19-30.
Proceedings of 7th Internat. Conf. Vapor Growth and Epitaxy, Nagoya 14-17 July 1991, and J. Crystal Growth 115 (1991) p. 19-30.
C. Klemenz and H. J. Scheel : “LPE of High-Tc Superconductors”, presented at the 10th
Internat. Confer. on Crystal Growth August 16-21, 1992 at San Diego Calif. ; J. Crystal Growth
129 (1993) p. 421-428.
H. J. Scheel, “Problems in Epitaxial Growth of High-Tc Superconductors”, in Advances in
Superconductivity VI, editors T. Fujita and Y. Shiohara, Springer-Verlag, Tokyo 1994, p. 29-36.
H. J. Scheel, C. Klemenz, F.-K. Reinhart, H. P. Lang and H.-J. Giinterodt “Monosteps on extremely
flat LPE-grown surfaces of YBa2Cu3O7-x”, Appl. Phys. Lett.
65 (1994) p. 901-903.
H. J. Scheel : “Materials Engineering Problems in Crystal Growth and Epitaxy of Cuprate
Superconductors”, Mater. Res. Bull. 19 (September 1994) p. 26-32.
C. Klemenz and H. J. Scheel : “Flat YBCO layers for planar tunnel-device technology”,
Physica C 265 (1996) 126-134.
T. Nishinaga and H. J. Scheel : “Crystal growth aspects of high-Tc superconductors”,
Proceedings ISS'95, Advances in Superconductivity, VIII Vol.1, editors H. Hayakawa, and Y. Enomoto,
Springer, Tokyo 1996, 33-38.
M. Mukaida, S. Miyazawa, C. Klemenz, and H. J. Scheel : “Structural characterization of a-axis
oriented YBa2Cu3Ox films grown by liquid phase epitaxy”, J.
Crystal Growth 169 (1996) 715-721.
C. Klemenz, I. Utke and H. J. Scheel : “Film Orientation, Growth Parameters and Growth Modes in
Epitaxy of YBa2Cu3Ox ”, J. Crystal Growth 204 (1999)62-68.
C. Klemenz and H. J. Scheel, “Solubility of YBa2Cu3O7-d and
Nd1+xBa2-xCu3O7±d in the BaO/CuO flux”,
J. Crystal Growth 200 (1999)435-440.
C. Klemenz, I. Utke and H. J. Scheel, “Defects on YBCO films grown by liquid-phase epitaxy on
NdGaO3”, J. Crystal Growth 207 (1999)62-68.
H. J. Scheel,
“Introduction to Liquid Phase Epitaxy”, chapter 1 in “Liquid Phase Epitaxy of
Electronic, Optical and Optoelectronic Materials”, editors P. Capper and M. Mauk, Wiley &
Sons, Chichester UK (2007), 1-19.