Microwave absorption in YBa2Cu307-δ single crystals in a magnetic field
Bogachev S. V. , Emel'chenko G. A. , Il'in V. A., Konnikov S. G., A. O.Kosogov, Kosogov O. V. , Tatarchenko V. A. , Tret'yakov V. I.
The absorption of microwave power in YBa2Cu307„6 single crystals in a magnetic field has been measured for the first time. An anisotropy in the microwave-absorption field dependences has been detected. The ESR signal from Cu2+ is absent.