Josephson plasma resonance and phonon anomalies in trilayer Bi_2Sr_2Ca_2Cu_3O_10 superconductor

A. V Boris, D. Munzar, N. N. Kovaleva +8

The far-infrared (FIR) c axis conductivity of a Bi2223 crystal has been measured by ellipsometry. Below T${}_c$ a strong absorption band develops near 500 cm ${}^{-1}$, corresponding t…