Luminescence Properties of GaInAsP Layers with Graded Composition–Depth Profiles Grown on InP Substrates


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Resumo

Luminescence properties of epilayers of Ga1 –xInxAsyP1 –y (GaInAsP) solid solutions with graded content of Group V elements (Δy up to 0.08 over a total thickness of about 1 μm) were studied at 77 and 300 K. The photoluminescence (PL) spectra of GaInAsP epilayers with large Δy values were broadened. The GaInAsP epilayers of low crystalline perfection exhibited either no PL emission or showed PL spectra characteristic of transitions involving impurity energy levels.

Sobre autores

G. Gagis

Ioffe Physical Technical Institute, Russian Academy of Sciences; St. Petersburg State Electrotechnical University LETI

Autor responsável pela correspondência
Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021; St. Petersburg

A. Vlasov

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

R. Levin

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

A. Marichev

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

M. Scheglov

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

T. Popova

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

B. Ber

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

D. Kazantsev

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021

D. Chistyakov

St. Petersburg National Research University of Information Technologies, Mechanics, and Optics

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 197101

V. Kuchinskii

Ioffe Physical Technical Institute, Russian Academy of Sciences; St. Petersburg State Electrotechnical University LETI

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021; St. Petersburg

V. Vasil’ev

Ioffe Physical Technical Institute, Russian Academy of Sciences

Email: galina.gagis@gmail.com
Rússia, St. Petersburg, 194021


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