Nikolenko, A.S.; Kondratenko, S.V.; Vakulenko, O.V.
(Semiconductor Physics Quantum Electronics & Optoelectronics, 2006)
Photovoltaic properties of Si samples with Ge quantum dots were studied. Photosensitivity spectra and current-voltage characteristics at 90 and 290 K were investigated. Negative photoconductivity of samples was revealed ...