Paul O. Leisher, Ph.D.

Associate Professor of Physics and Optical Engineering
Office:  DL 116
CM: 168
Phone: 812-877-8824
E-mail:
leisher@rose-hulman.edu
Website:
http://www.rose-hulman.edu/~leisher/ 

 

Degrees:

B.S., Bradley University, 2002

 

M.S., University of Illinois Urbana-Champaign, 2005

 

Ph.D., University of Illinois Urbana-Champaign, 2007

 

 

Areas of Specialization:

 

Optoelectronic devices

 

Laser physics

 

Solid state physics

 

Microfabrication

 

 

Research Activities:

 

High power, high efficiency semiconductor lasers

 

External cavity semiconductor lasers

 

Systems of optically combined diode lasers

 

Optoelectronic device reliability

 

Photonic crystals and metamaterials

 

 

Industrial Experience:

 

Consultant, 2011-Present

 

Manager of Advanced Technology, nLight Corporation, 2010-2011

 

Senior Device Engineer, nLight Corporation, 2008-2010

 

Device Engineer, nLight Corporation, 2007-2008

 

 

Honors and Awards:

 

University of Illinois Nick Holonyak, Jr. Award, 2007

 

Tau Beta Pi Honor Society

 

Eta Kappa Nu Honor Society

 

 

Affiliations:

 

IEEE Photonics Society

 

Optical Society of America (OSA)

 

SPIE

 

 

Professional Service:

 

nConnect Northwest (formerly Mentoring Advanced Programs for Students) volunteer mentor for AP Statistics and AP Physics, 2008-2011.

 

Journal manuscript reviewer: OSA Optics Express, OSA Optics Letters, IEEE Photonics Technology Letters, IEEE Journal of Quantum Electronics, and IEEE/OSA Journal of Display Technology

 

2010 IEEE ISLC, Committee member and session chair

 

2011 SPIE Photonics West, Session chair

 

2011 IEEE IPC, Committee member and session chair

 

2012 SPIE Photonics West, Session chair

 

 

Sponsored Research Programs:

 

Prior to joining the faculty at Rose-Hulman Institute of Technology, Dr. Leisher served as principal investigator / technical lead on over 30 government- and industry-funded research and development programs in the area of high power semiconductor diode lasers and total funding level of over $13M.

 

 

Publications:

 

Dr. Leisher has authored over 130 journal articles and conference presentations/proceedings.

Selected works include:

 

P. O. Leisher, A. J. Danner, J. J. Raftery, Jr., D. F. Siriani, and K. D. Choquette, "Loss and index guiding in single mode proton-implanted holey vertical-cavity surface-emitting lasers," IEEE Journal of Quantum Electronics, vol. 42, no. 10, pp. 1091-1096, 2006.

 

P. O. Leisher, A. J. Danner, and K. D. Choquette, "Single mode 1.3 μm photonic crystal vertical-cavity surface-emitting laser," IEEE Photonics Technology Letters, vol. 18, no. 20, pp. 2156-2158, 2006.

 

P. O. Leisher and K. D. Choquette, "Photonic crystals enable single-mode vertical-cavity surface-emitting lasers," (invited) Photonics Spectra, pp. 94-100, June 2006.

 

P. O. Leisher, J. D. Sulkin, and K. D. Choquette, "Parametric study of proton-implanted photonic crystal vertical-cavity surface-emitting lasers," IEEE Journal of Selected Topics in Quantum Electronics, vol. 13, no. 5, 2007.

 

P. O. Leisher, C. Chen, J. D. Sulkin, M. S. Alias, K. A. Sharif, and K. D. Choquette, "High modulation bandwidth implant-confined photonic crystal vertical-cavity surface-emitting lasers," IEEE Photonics Technology Letters, vol. 19, no. 19, 2007.

 

P. Leisher, S. Patterson, W. Dong, M. Grimshaw, S. Zhang, J. Patterson, S. Das, D. McCal, and J. Bell, "High-power diode lasers operating at 1800-2100-nm for LADAR and direct use IRCM applications," SPIE Defense and Security Conference, [6952], Orlando, FL, March 2008.

 

C. Chen, P. Leisher, S. Patterson, P. Crump, Y. K. Kim, and K. Choquette, "Stabilization of Lateral Mode Transients in High-Power Broad Area Semiconductor Lasers," Applied Physics Letters, vol. 94, 011107, 2009.

 

P. Leisher, K. Price, S. Karlsen, D. Balsley, R. Martinsen, and S. Patterson, "High-Performance Wavelength-Locked Diode Lasers," SPIE Photonics West, [7198], San Jose, CA, January 2009.

 

P. O. Leisher, W. Dong, M. P. Grimshaw, M. J. DeFranza, M. A. Dubinskii, S. Patterson, "Mitigation of voltage defect for high efficiency InP diode lasers operating at cryogenic temperatures," IEEE Photonics Technology Letters, vol. 22, no. 24, pp. 1829-1832, 2010.

 

P. Leisher and R. Martinsen, "A Penalty-Free Approach to Wavelength Stabilization of High Power Diode Lasers from 900 nm to 1900 nm," IEEE International Semiconductor Laser Conference, Kyoto, Japan, September 2010.

 

P. Leisher, "High Power Diode Laser Reliability and Lifetesting," (invited tutorial) IEEE Photonics 2011 Conference, Arlington, VA, October 2011.

This page was last updated 8/21/2012 8:29 PM