Femtosecond thermal modulation measurements of electron-phonon relaxation in niobium
- 7 May 1990
- journal article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 56 (19) , 1908-1910
- https://doi.org/10.1063/1.103042
Abstract
Thermal modulation measurements using 120 fs/620 nm laser pulses were performed on niobium films. The electron-phonon relaxation time was found to be ultrafast and measured to be 360 fs, and the electron-phonon coupling constant was estimated to be (17±3)×1017 W m−3 K−1.Keywords
This publication has 11 references indexed in Scilit:
- Femtosecond studies of nonequilibrium electronic processes in metalsPhysical Review Letters, 1987
- Time-resolved observation of electron-phonon relaxation in copperPhysical Review Letters, 1987
- Dynamics of the intermediate state in nonequilibrium superconductorsPhysical Review B, 1986
- Generation of nonequilibrium electron and lattice temperatures in copper by picosecond laser pulsesPhysical Review B, 1986
- Femtosecond Laser Interaction with Metallic Tungsten and Nonequilibrium Electron and Lattice TemperaturesPhysical Review Letters, 1984
- Superconductors with excess quasiparticlesSoviet Physics Uspekhi, 1981
- Transient responses of superconducting lead films measured with picosecond laser pulsesPhysical Review B, 1981
- Erratum: Quasiparticle and phonon lifetimes in superconductorsPhysical Review B, 1977
- Quasiparticle and phonon lifetimes in superconductorsPhysical Review B, 1976
- Destruction of Superconductivity by Laser LightPhysical Review B, 1971