Beam characteristics of mid-IR quantum cascade lasers

Kannan Krishnaswami; Bruce Bernacki; Bret Cannon; Mark Phillips; Nicolas Hô; Paul Allen; Norman Anheier

doi:10.1109/QELS.2007.4431123

Beam characteristics of mid-IR quantum cascade lasers

Kannan Krishnaswami, Bruce Bernacki, Bret Cannon, Mark Phillips, Nicolas Hô, Paul Allen, Norman Anheier

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

We report divergence, astigmatism and M² measurements for 8.77μm quantum cascade lasers. Measurements showed divergence of 62° by 32° FWHM ± 2° and M² values of 1.81 and 1.22 for the fast and slow axes respectively. Astigmatism at source was ∼4iμm, less than half a wave.

Original language	English (US)
Title of host publication	2007 Quantum Electronics and Laser Science Conference, QELS
DOIs	https://doi.org/10.1109/QELS.2007.4431123
State	Published - 2007
Externally published	Yes
Event	2007 Quantum Electronics and Laser Science Conference, QELS - Baltimore, MD, United States Duration: May 6 2007 → May 11 2007

Publication series

Name	Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series

Other

Other	2007 Quantum Electronics and Laser Science Conference, QELS
Country/Territory	United States
City	Baltimore, MD
Period	5/6/07 → 5/11/07

ASJC Scopus subject areas

General Physics and Astronomy

Access to Document

10.1109/QELS.2007.4431123

Cite this

Krishnaswami, K, Bernacki, B, Cannon, B, Phillips, M, Hô, N, Allen, P & Anheier, N 2007, Beam characteristics of mid-IR quantum cascade lasers. in 2007 Quantum Electronics and Laser Science Conference, QELS., 4431123, Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series, 2007 Quantum Electronics and Laser Science Conference, QELS, Baltimore, MD, United States, 5/6/07. https://doi.org/10.1109/QELS.2007.4431123

@inproceedings{3a6efe06659f419aa67b309751dd29ae,

title = "Beam characteristics of mid-IR quantum cascade lasers",

abstract = "We report divergence, astigmatism and M2 measurements for 8.77μm quantum cascade lasers. Measurements showed divergence of 62° by 32° FWHM ± 2° and M2 values of 1.81 and 1.22 for the fast and slow axes respectively. Astigmatism at source was ∼4iμm, less than half a wave.",

author = "Kannan Krishnaswami and Bruce Bernacki and Bret Cannon and Mark Phillips and Nicolas H{\^o} and Paul Allen and Norman Anheier",

year = "2007",

doi = "10.1109/QELS.2007.4431123",

language = "English (US)",

isbn = "1557528349",

series = "Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series",

booktitle = "2007 Quantum Electronics and Laser Science Conference, QELS",

note = "2007 Quantum Electronics and Laser Science Conference, QELS ; Conference date: 06-05-2007 Through 11-05-2007",

}

TY - GEN

T1 - Beam characteristics of mid-IR quantum cascade lasers

AU - Krishnaswami, Kannan

AU - Bernacki, Bruce

AU - Cannon, Bret

AU - Phillips, Mark

AU - Hô, Nicolas

AU - Allen, Paul

AU - Anheier, Norman

PY - 2007

Y1 - 2007

N2 - We report divergence, astigmatism and M2 measurements for 8.77μm quantum cascade lasers. Measurements showed divergence of 62° by 32° FWHM ± 2° and M2 values of 1.81 and 1.22 for the fast and slow axes respectively. Astigmatism at source was ∼4iμm, less than half a wave.

AB - We report divergence, astigmatism and M2 measurements for 8.77μm quantum cascade lasers. Measurements showed divergence of 62° by 32° FWHM ± 2° and M2 values of 1.81 and 1.22 for the fast and slow axes respectively. Astigmatism at source was ∼4iμm, less than half a wave.

UR - http://www.scopus.com/inward/record.url?scp=51549099070&partnerID=8YFLogxK

UR - http://www.scopus.com/inward/citedby.url?scp=51549099070&partnerID=8YFLogxK

U2 - 10.1109/QELS.2007.4431123

DO - 10.1109/QELS.2007.4431123

M3 - Conference contribution

AN - SCOPUS:51549099070

SN - 1557528349

SN - 9781557528346

T3 - Conference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series

BT - 2007 Quantum Electronics and Laser Science Conference, QELS

T2 - 2007 Quantum Electronics and Laser Science Conference, QELS

Y2 - 6 May 2007 through 11 May 2007

ER -

Beam characteristics of mid-IR quantum cascade lasers

Abstract

Publication series

Other

ASJC Scopus subject areas

Access to Document

Other files and links

Fingerprint

Cite this