Publications

Found 17 results
Author Title Type [ Year(Asc)]
Filters: Author is Haeger, Daniel A  [Clear All Filters]
2015
Hsu, P. Shan, K. M. Kelchner, R. M. Farrell, D. A. Haeger, H. Ohta, A. Tyagi, S. Nakamura, S. P. DenBaars, and J. S. Speck, Semi-polar iii-nitride optoelectronic devices on m-plane substrates with miscuts less than+/-15 degrees in the c-direction, 2015.
2013
Hardy, M. T., F. Wu, P. Shan Hsu, D. A. Haeger, S. Nakamura, J. S. Speck, and S. P. DenBaars, "True green semipolar InGaN-based laser diodes beyond critical thickness limits using limited area epitaxy", Journal of Applied Physics, vol. 114, no. 18: AIP, pp. 183101, 2013.
2012
Haeger, D. A., E. C. Young, R. B. Chung, F. Wu, N. A. Pfaff, M. Tsai, K. Fujito, S. P. DenBaars, J. S. Speck, S. Nakamura, et al., "384 nm laser diode grown on a (20 2\= 1) semipolar relaxed AlGaN buffer layer", Applied Physics Letters, vol. 100, no. 16: AIP, pp. 161107, 2012.
Garrett, G. A., P. Rotella, H. Shen, M. Wraback, D. A. Haeger, R. B. Chung, N. Pfaff, E. C. Young, S. P. DenBaars, J. S. Speck, et al., "Carrier dynamics in active regions for ultraviolet optoelectronics grown on thick, relaxed AlGaN on semipolar bulk GaN", physica status solidi (b), vol. 249, no. 3: Wiley Online Library, pp. 507–510, 2012.
Young, E. C., F. Wu, A. E. Romanov, D. A. Haeger, S. Nakamura, S. P. DenBaars, D. A. Cohen, and J. S. Speck, "Compositionally graded relaxed AlGaN buffers on semipolar GaN for mid-ultraviolet emission", Applied Physics Letters, vol. 101, no. 14: AIP, pp. 142109, 2012.
Hardy, M. T., E. C. Young, P. Shan Hsu, D. A. Haeger, I. L. Koslow, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Suppression of m-plane and c-plane slip through Si and Mg doping in partially relaxed (20 2\= 1) InGaN/GaN heterostructures", Applied Physics Letters, vol. 101, no. 13: AIP, pp. 132102, 2012.
2011
Farrell, R. M., D. A. Haeger, P. Shan Hsu, M. T. Hardy, K. M. Kelchner, K. Fujito, D. F. Feezell, U. K. Mishra, S. P. DenBaars, J. S. Speck, et al., "AlGaN-cladding-free m-plane InGaN/GaN laser diodes with p-type AlGaN etch stop layers", Applied physics express, vol. 4, no. 9: IOP Publishing, pp. 092105, 2011.
Hsu, P. Shan, J. Sonoda, K. M. Kelchner, A. Tyagi, R. M. Farrell, D. A. Haeger, E. C. Young, A. E. Romanov, K. Fujito, H. Ohta, et al., "Blue InGaN/GaN laser diodes grown on (33$$\backslash$bar 3$\backslash$bar 1$) free-standing GaN substrates", physica status solidi (c), vol. 8, no. 7-8: WILEY-VCH Verlag, pp. 2390–2392, 2011.
Haeger, D. A., C. Holder, R. M. Farrell, P. Shan Hsu, K. M. Kelchner, K. Fujito, D. A. Cohen, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Near UV AlGaN-cladding free nonpolar InGaN/GaN laser diodes", Device Research Conference (DRC), 2011 69th Annual: IEEE, pp. 261–262, 2011.
Chung, R. B., E. C. Young, D. A. Haeger, S. P. DenBaars, J. S. Speck, and D. A. Cohen, "Semipolar AlN on bulk GaN for UV-C diode lasers", Quantum Electronics and Laser Science Conference: Optical Society of America, pp. JTuB2, 2011.
Tyagi, A., R. M. Farrell, C-Y. Huang, P. Shan Hsu, D. A. Haeger, K. M. Kelchner, H. Ohta, S. Nakamura, S. P. DenBaars, and J. S. Speck, Semipolar iii-nitride laser diodes with etched mirrors, 2011.
Farrell, R. M., D. A. Haeger, P. Shan Hsu, U. K. Mishra, S. P. DenBaars, J. S. Speck, and S. Nakamura, STRUCTURE AND METHOD FOR ACHIEVING SELECTIVE ETCHING IN (Ga, Al, In, B) N LASER DIODES, 2011.
2010
Hsu, P. Shan, K. M. Kelchner, A. Tyagi, R. M. Farrell, D. A. Haeger, K. Fujito, H. Ohta, S. P. DenBaars, J. S. Speck, and S. Nakamura, "InGaN/GaN blue laser diode grown on semipolar (3031) free-standing GaN substrates", Applied physics express, vol. 3, no. 5: IOP Publishing, pp. 052702, 2010.
2009
Tyagi, A., R. M. Farrell, K. M. Kelchner, C-Y. Huang, P. Shan Hsu, D. A. Haeger, M. T. Hardy, C. Holder, K. Fujito, D. A. Cohen, et al., "AlGaN-cladding free green semipolar GaN based laser diode with a lasing wavelength of 506.4 nm", Applied Physics Express, vol. 3, no. 1: IOP Publishing, pp. 011002, 2009.
Da Lin, Y-., M. T. Hardy, P. Shan Hsu, K. M. Kelchner, C-Y. Huang, D. A. Haeger, R. M. Farrell, K. Fujito, A. Chakraborty, H. Ohta, et al., "Blue-green InGaN/GaN laser diodes on miscut m-plane GaN substrate", Applied physics express, vol. 2, no. 8: IOP Publishing, pp. 082102, 2009.
Kelchner, K. M., Y-. Da Lin, M. T. Hardy, C. Yen Huang, P. Shan Hsu, R. M. Farrell, D. A. Haeger, H. Chih Kuo, F. Wu, K. Fujito, et al., "Nonpolar AlGaN-cladding-free blue laser diodes with InGaN waveguiding", Applied physics express, vol. 2, no. 7: IOP Publishing, pp. 071003, 2009.
2007
Farrell, R. M., D. F. Feezell, M. C. Schmidt, D. A. Haeger, K. M. Kelchner, K. Iso, H. Yamada, M. Saito, K. Fujito, D. A. Cohen, et al., "Continuous-wave operation of AlGaN-cladding-free nonpolar m-plane InGaN/GaN laser diodes", Japanese Journal of Applied Physics, vol. 46, no. 8L: IOP Publishing, pp. L761, 2007.