УДК: 535.016, 535.15, 535.041.08
Photoluminescence and photoconductivity of a thin film of oxidized nanoporous silicon doped with erbium ions
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Григорьев Л.В., Михайлов А.В. Фотолюминесценция и фотопроводимость тонкого слоя окисленного нанопористого кремния, легированного ионами эрбия // Оптический журнал. 2015. Т. 82. № 11. С. 79–84.
Grigoriev L.V., Mikhailov A.V. Photoluminescence and photoconductivity of a thin film of oxidized nanoporous silicon doped with erbium ions [in Russian] // Opticheskii Zhurnal. 2015. V. 82. № 11. P. 79–84.
L. V. Grigor’ev and A. V. Mikhaĭlov, "Photoluminescence and photoconductivity of a thin film of oxidized nanoporous silicon doped with erbium ions," Journal of Optical Technology. 82(11), 777-780 (2015). https://doi.org/10.1364/JOT.82.000777
This paper presents the results of an investigation of the photoluminescence and photoconductivity of a thin film of oxidized nanoporous silicon doped with erbium ions. Structural studies showed that silicon clusters of spherical shape and sizes from 5 to 15 nm are present in the layer. Investigation of the photoluminescence spectra showed that they include intense peaks characteristic of the luminescence of erbium ions. Study of the spectral dependences of the photoconductivity revealed that the nanocomposite under investigation has a complex system of the energy distribution of the traps responsible for the photostimulated generation and recombination of minority charge carriers.
oxidized porous silicon, photoluminescence, photoconductivity, rare earth elements ions doping, nanocomposite, erbium silicate
Acknowledgements:This work was carried out with the financial support of the Ministry of Education and Science of the Russian Federation (Identifier PNIÉR: RFMEFI58114X0006).
OCIS codes: 250.0250, 300.0300, 310.0310, 160.0160
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