Negative conductivity in CMT photodiodes
Boltar K.O., Bovina L.A., Saginov L.D., Soliakov V.N., Stafeev V.I.
State Unitary Enterprise “RD&P Center “Orion”, Moscow
Current-voltage characteristics of LN2 cooled CMT p-n tunnel junctions have been investigated. The negative differential conductivity takes place at negative total current due to photocurrent bias. This gives possibility of oscillation without external electric bias.