Steven DenBaars Materials and ECE Departments

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Presentation transcript:

Tribute to Prof Larry Coldren for all the great collaborations with the MOCVD Lab Steven DenBaars Materials and ECE Departments Solid State Lighting and Energy Electronics Center University of California, Santa Barbara

Thanks for my 1st MOCVD System Optoelectronic Technology Center-1991 Prof. Larry Coldren and John Bowers PIs hire DenBaars as Assistant Prof. and help purchase 1st UCSB MOCVD system Thanks for my 1st MOCVD System Lasted 15 years & 500 papers!

Highly Cited & Key Papers Over 160 Joint Publications with Larry Coldren: PICs and also Nitride Lasers Highly Cited & Key Papers Indium tin oxide contacts to gallium nitride optoelectronic devices T. Margalith, M Hansen, SP DenBaars, LA Coldren - Applied Physics …, 1999 - aip.scitation.org Cited by 257 -(Used by Cree, Lumileds, and others) Widely tunable sampled grating DBR laser with integrated electroabsorption modulator B. Mason, GA Fish, SP DenBaars, LA Coldren - IEEE Photonics …, 1999 - ieeexplore.ieee.org Cited by 207 (Coldren group spin-outs into Agility Communications) Design of sampled grating DBR lasers with integrated semiconductor optical amplifiers …, GA Fish, LA Coldren, SP DenBaars - IEEE Photonics …, 2000 - ieeexplore.ieee.org Cited by 151 Measured and calculated radiative lifetime and optical absorption of quantum structures …, E Zolotoyabko, AC Abare, SP Denbaars, LA Coldren - Physical Review B, 2000 - APS Cited by 147

Coldren and DenBaars Group collaborated broadly in MOCVD of InP PICs Numerous joint PhD students developed MOCVD technology for tunable lasers and SG-DBR laser: G, Fish, B. Mason, E. Skogen, J. Raring, J. Klamkin, J. Barton, M. Mashanovitch, M. Heimbuch, V. Jayaraman et al.

Did you know Larry Coldren also contributed to first GaN Blue Laser at UCSB 1997? Characteristics of indium-gallium-nitride multiple-quantum-well blue laser diodes grown by MOCVD J. Bowers, UK Mishra, L Coldren, S DenBaars - … Internet Journal of …, 1997 - Abstract Room temperature (RT) pulsed operation of blue (420 nm) nitride based multi-quantum well (MQW) laser diodes grown on c-plane sapphire substrates with lifetimes exceeding 6 hours have been demonstrated. Cited by 127 (joint GaN students, A. Abare, M. Mack, T. Margalith)

Thanks for your support Larry!