Publications

Found 8 results
Author Title Type [ Year(Asc)]
Filters: Author is Yifan Yao  [Clear All Filters]
2023
Wang, M., F. Wu, Y. Yao, C. Zollner, M. Iza, M. Lam, S. P. DenBaars, S. Nakamura, and J. S. Speck, "10.6% external quantum efficiency germicidal UV-LEDs grown on thin highly conductive n-AlGaN", Applied Physics Letters, vol. 123, issue 23, 2023.
Yao, Y., H. Li, M. Wang, P. Li, M. Lam, M. Iza, J. S. Speck, S. P. DenBaars, and S. Nakamura, "High external quantum efficiency (6.8%) UV-A LEDs on AlN templates with quantum barrier optimization", Optics Express, vol. 31, issue 18, pp. 28649-28657, 2023.
Li, P., H. Li, Y. Yao, K. Shek Qwah, M. Iza, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Hybrid tunnel junction enabled independent junction control of cascaded InGaN blue/green micro-light-emitting diodes", Opt. Express, vol. 31, pp. 7572–7578, Feb, 2023.
2022
Yao, Y., H. Li, P. Li, C. J. Zollner, M. Wang, M. Iza, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Size dependent characteristics of AlGaN-based deep ultraviolet micro-light-emitting-diodes", Applied Physics Express, vol. 15, pp. 064003, may, 2022.
2021
Wang, J., B. K. Saifaddin, C. J. Zollner, B. Bonef, A. S. Almogbel, Y. Yao, M. Iza, Y. Zhang, M. N. Fireman, E. C. Young, et al., "High conductivity n-Al0.6Ga0.4N by ammonia-assisted molecular beam epitaxy for buried tunnel junctions in UV emitters", Opt. Express, vol. 29, pp. 40781–40794, Dec, 2021.
2020
Li, P., H. Zhang, H. Li, Y. Zhang, Y. Yao, N. Palmquist, M. Iza, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Metalorganic chemical vapor deposition grown n-InGaN/n-GaN tunnel junctions for micro-light-emitting diodes with very low forward voltage", Semiconductor Science and Technology, vol. 35, pp. 125023, oct, 2020.
Li, P., H. Zhang, H. Li, M. Iza, Y. Yao, M. S. Wong, N. Palmquist, J. S. Speck, S. Nakamura, and S. P. DenBaars, "Size-independent low voltage of InGaN micro-light-emitting diodes with epitaxial tunnel junctions using selective area growth by metalorganic chemical vapor deposition", Opt. Express, vol. 28, pp. 18707–18712, Jun, 2020.
Zollner, C. J., A. S. Almogbel, Y. Yao, M. Wang, M. Iza, J. S. Speck, S. P. DenBaars, and S. Nakamura, "Superlattice hole injection layers for UV LEDs grown on SiC", Opt. Mater. Express, vol. 10, pp. 2171–2180, Sep, 2020.