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Conferences > FiO > 2011 > PDPA > PDPA8

Sub-wavelength terahertz spin-flip laser based on a magnetic point-contact array

Anatoliy M. Kadigrobov, Robert I. Shekhter, Mats Jonson, Elena I. Smotrova, Alexander I. Nosich, and Vladislav Korenivski

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Abstract

We suggest a terahertz laser in which stimulated emission of light occurs due to spin-flips of polarized electrons injected into a metallic point contact array. The optical gain can reach gopt ≈105 ÷ 106 cm−1

© 2011 Optical Society of America

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