Resonant Raman scattering near the free-to-bound transition in undoped p-GaSe

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Gasanly N., Aydinli A., Ozkan H.

CRYSTAL RESEARCH AND TECHNOLOGY, vol.36, no.12, pp.1393-1398, 2001 (SCI-Expanded) identifier


Raman spectra of GaSe layered crystal have been measured using a He-Ne laser and temperature tuning the free-to-bound gap in the range 10-290 K. Resonance enhancement of E'((12)) mode has been observed for both incident and scattered photon energies equal to the free-to-bound transition energy.