Current-voltage characteristics of a-axis-and c-axis-oriented YBa2Cu3Ov\_x thin films at temperatures near the superconducting transition have been investigated, using the Kosteflitz-Thouless transition model. The voltage exhibits a power-law dependence on the current in both films. The exponent a(T
Low temperature phonon and X-ray photoelectron spectra of a c-axis oriented YBa2Cu3O6.9 thin film
✍ Scribed by E. Faulques; G. Garz; C. Gonzalez; P. Molinié; T.P. Nguyen
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- English
- Weight
- 273 KB
- Volume
- 235-240
- Category
- Article
- ISSN
- 0921-4534
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✦ Synopsis
The temperature dependence of the 340 cm "1 phonon frequency and linewidth has been measured for the exciting red laser line at 1.834 eV and shows anomalies below Tc. In the O ls XPS spectrum a new peak occurs at 534 eV when T reaches i1014L 0921-4534/94/S07.00 © 1994 -Elscvicr Scicncc B V All right~ rcscr~cd SSDI 1~)21-4534(94)01082-X
📜 SIMILAR VOLUMES
A new class of c-axis-oriented YBa2Cu307.x/YaBa309 (YBCO/YBO) multilayer films with YBCO and YBO individual thicknesses ranging from 24 to 156 A, have been fabricated by using a single target in an on-axis biased rf magnetron sputtering mode on LaAIO 3 (001) substrates. In these multilayers a striki