Title

Oxide-free vertical-cavity surface-emitting lasers with low junction temperature and high drive level

Authors

Authors

X. Yang; M. Li; G. Zhao; Y. Zhang; S. Freisem;D. G. Deppe

Comments

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Abbreviated Journal Title

Electron. Lett.

Keywords

VCSELS; Engineering, Electrical & Electronic

Abstract

Data are presented showing that lithographic vertical-cavity surface-emitting lasers (VCSELs) produce minimal junction temperature rise compared to oxide VCSELs. Eliminating the thermal block caused by internal oxides combined with improved mirror materials reduces the junction temperature. The elimination of internal oxide, lower junction temperature and reduced internal strain promise increased reliability in the new VCSELs. Power conversion efficiencies in excess of similar to 50% are reported, even for very small lithographic VCSELs.

Journal Title

Electronics Letters

Volume

50

Issue/Number

20

Publication Date

1-1-2014

Document Type

Article

Language

English

First Page

1474

Last Page

+

WOS Identifier

WOS:000343237000040

ISSN

0013-5194

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