Publications

Found 12 results
Author Title Type [ Year(Desc)]
Filters: Author is Yonkee, Benjamin P  [Clear All Filters]
2015
Yonkee, B. P., R. M. Farrell, J. T. Leonard, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Demonstration of low resistance ohmic contacts to p-type (202Ø1Ø) GaN", Semiconductor Science and Technology, vol. 30, no. 7: IOP Publishing, pp. 075007, 2015.
Young, E. C., B. P. Yonkee, F. Wu, B. K. Saifaddin, D. A. Cohen, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Ultraviolet light emitting diodes by ammonia molecular beam epitaxy on metamorphic () AlGaN/GaN buffer layers", Journal of Crystal Growth, vol. 425: North-Holland, pp. 389–392, 2015.
Young, E. C., B. P. Yonkee, F. Wu, B. K. Saifaddin, D. A. Cohen, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Ultraviolet light emitting diodes by ammonia molecular beam epitaxy on metamorphic (202¯ 1) AlGaN/GaN buffer layers", Journal of Crystal Growth: Elsevier BV, 2015.
2016
Yonkee, B. P., E. C. Young, C. Lee, J. T. Leonard, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Demonstration of a III-nitride edge-emitting laser diode utilizing a GaN tunnel junction contact", Optics express, vol. 24, no. 7: Optical Society of America, pp. 7816–7822, 2016.
Yonkee, B. P., E. C. Young, J. T. Leonard, C. Lee, S. Ho Oh, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Hybrid MOCVD/MBE GaN tunnel junction LEDs with greater than 70% wall plug efficiency", Compound Semiconductor Week (CSW)[Includes 28th International Conference on Indium Phosphide & Related Materials (IPRM) & 43rd International Symposium on Compound Semiconductors (ISCS), 2016: IEEE, pp. 1–1, 2016.
Young, E. C., B. P. Yonkee, F. Wu, S. Ho Oh, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Hybrid tunnel junction contacts to III–nitride light-emitting diodes", Applied Physics Express, vol. 9, no. 2: IOP Publishing, pp. 022102, 2016.
Hwang, D., B. P. Yonkee, B. Saif Addin, R. M. Farrell, S. Nakamura, J. S. Speck, and S. DenBaars, "Photoelectrochemical liftoff of LEDs grown on freestanding c-plane GaN substrates", Optics Express, vol. 24, no. 20: Optical Society of America, pp. 22875–22880, 2016.
Oh, S. Ho, B. P. Yonkee, M. Cantore, R. M. Farrell, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Semipolar III–nitride light-emitting diodes with negligible efficiency droop up to 1 W", Applied Physics Express, vol. 9, no. 10: IOP Publishing, pp. 102102, 2016.
2017
Yonkee, B. P., E. C. Young, S. P. DenBaars, J. S. Speck, and S. Nakamura, "High reflectivity Ohmic contacts to n-GaN utilizing vacuum annealed aluminum", Semiconductor Science and Technology, vol. 33, no. 1: IOP Publishing, pp. 015015, 2017.
Kuritzky, L. Y., A. C. Espenlaub, B. P. Yonkee, C. D. Pynn, S. P. DenBaars, S. Nakamura, C. Weisbuch, and J. S. Speck, "High wall-plug efficiency blue III-nitride LEDs designed for low current density operation", Optics express, vol. 25, no. 24: Optical Society of America, pp. 30696–30707, 2017.
Forman, C. A., S. Lee, E. C. Young, J. T. Leonard, D. A. Cohen, B. P. Yonkee, T. Margalith, R. M. Farrell, S. P. DenBaars, J. S. Speck, et al., "Nonpolar GaN-based vertical-cavity surface-emitting lasers", Photonics Conference (IPC), 2017 IEEE: IEEE, pp. 233–234, 2017.
Kowsz, S. J., E. C. Young, B. P. Yonkee, C. D. Pynn, R. M. Farrell, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Using tunnel junctions to grow monolithically integrated optically pumped semipolar III-nitride yellow quantum wells on top of electrically injected blue quantum wells", Optics express, vol. 25, no. 4: Optical Society of America, pp. 3841–3849, 2017.