Title

Very-low-threshold current density continuous-wave quantum-dot laser diode

Authors

Authors

S. Freisem; G. Ozgur; K. Shavritranuruk; H. Chen;D. G. Deppe

Comments

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Abbreviated Journal Title

Electron. Lett.

Keywords

Engineering, Electrical & Electronic

Abstract

Data are presented showing that a quantum-dot laser diode can achieve a continuous-wave room-temperature threshold current density as low as 11.7 A/cm(2). The broad-area laser diode operates at a wavelength of 1.22 mu m and delivers a power level of 0.42 W with 40% maximum slope efficiency in p-up mounting without heatsinking. Spectral measurements indicate the onset of stimulated emission at similar to 6A/cm(2).

Journal Title

Electronics Letters

Volume

44

Issue/Number

11

Publication Date

1-1-2008

Document Type

Article

Language

English

First Page

679

Last Page

U32

WOS Identifier

WOS:000256437500017

ISSN

0013-5194

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