Raman scattering in ferromagnetic Ge1−xCox nanowires

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Abstract

Correlation of the temperature dependencies of Raman scattering and ferromagnetic resonance is found in nanowires of a dilute magnetic semiconductor Ge0.99Co0.01. A sudden softening of the optical phonons lines occurs at T ≈ 74 K. The observed behavior indicates a strong interaction of carriers not only with phonons, but also with the magnetic system.

About the authors

S. V Zaitsev

Osipyan Institute of Solid State Physics of the Russian Academy of Sciences

Email: szaitsev@issp.ac.ru
Chernogolovka, Russia

A. I Dmitriev

Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry of the Russian Academy of Sciences

Chernogolovka, Russia

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