Aa. Gallitto et al., INVESTIGATION OF NONLINEAR MICROWAVE RESPONSE IN YBCO SAMPLES, Nuovo cimento della Societa italiana di fisica. D, Condensed matter,atomic, molecular and chemical physics, biophysics, 19(8-9), 1997, pp. 1151-1157
The nonlinear response of YBa2Cu3O7 samples to intense pulsed microwav
e fields is discussed. The main results on second-harmonic and third-h
armonic emission by ceramic and single crystal samples are reported an
d the mechanisms which give rise to the nonlinear emission are analyze
d.