Title :
Thermoelectric detection of photothermal signals in semiconductors
Author :
Logvinov, G.N. ; Kayanchuk, M.N. ; Gurevich, Yu.G. ; De la Cruz, G. Gonzalez
Author_Institution :
Ternopil Pedagogical State Univ., Ukraine
Abstract :
Thermal waves are theoretically investigated in electron and phonon subsystems of nondegenerate semiconductors. Periodic thermo-e.m.f., which appears in the sample under propagation of thermal waves is calculated. Amplitude and phase frequency dependencies of thermo-e.m.f. is received
Keywords :
electron gas; electron-phonon interactions; photothermal effects; semiconductors; thermal diffusivity; thermoelectricity; amplitude dependence; electron gas; electron subsystems; electron-phonon interaction energy; nondegenerate semiconductors; periodic thermo-EMF; phase frequency dependence; phonon subsystems; photothermal signals; temperature distribution; thermal diffusivity; thermal waves; thermoelectric detection; Absorption; Electrons; Frequency; Optical propagation; Phonons; Signal detection; Surface emitting lasers; Surface waves; Thermal conductivity; Thermoelectricity;
Conference_Titel :
Thermoelectrics, 1997. Proceedings ICT '97. XVI International Conference on
Conference_Location :
Dresden
Print_ISBN :
0-7803-4057-4
DOI :
10.1109/ICT.1997.667635
