Title :
Ultrafast conductivity in amorphous semiconductors by time-resolved THz spectroscopy
Author :
Vasudevan Nampoothiri, A.V. ; Dexheimer, S.L.
Author_Institution :
Dept. of Phys., Washington State Univ., Pullman, WA
Abstract :
We present studies of photoconductivity on picosecond time scales in amorphous silicon (a-Si:H) and related materials using time-resolved THz techniques. We find a strongly non-Drude response with a power-law frequency dependence characteristic of disordered systems
Keywords :
amorphous semiconductors; elemental semiconductors; photoconductivity; silicon; submillimetre wave spectroscopy; time resolved spectroscopy; Si:H; a-Si:H; amorphous semiconductors; amorphous silicon; nonDrude response; photoconductivity; power-law frequency dependence; time-resolved THz spectroscopy;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
