Photoelectrochemical devices for energy harvesting.
Cavity Quantum Electrodynamics
Chien-Ting Kuo, Lung-Hsing Hsu, Bo-Hsin Huang, Hao-Chung Kuo, Chien-Chung Lin, and Yuh-Jen Cheng,* “Influence of the microstructure geometry of patterned sapphire substrate on the light extraction efficiency of GaN LEDs,” Applied Optics, 55, 7387-7391 (2016). IF: 1.78 [ DOI:10.1364/AO.55.007387 ]
Ming-Hsuan Tan, Hung-Ruei Tseng, Chien-Ting Kuo, Shun-Chieh Hsu, Yen-Hua Lo, Che-Pin Tsai, Yuh-Jen Cheng, and Chien-Chung Lin*, “Numerical study of a highly efficient solar cell with graded band gap design,” J. J. Appl. Phys, 54, 054301 (2015). IF:1.12 [ DOI:10.7567/JJAP.54.054301 ]
C. H. Chiu, P.C. Yu, H. C. Kuo, C. C. Chen, T.C. Lu, S. C. Wang, S. H. Hsu, Y.-J. Cheng*, and Y. C. Chang, “Broadband and omnidirectional antireflection employing disordered GaN nanopillars,” Optics Express, 16, 8748, (2008).
Y.-J. Cheng*, "Spatially dependent spontaneous emission and Rabi oscillations of atoms in an open cavity with nonorthogonal eigenmodes," Phys. Rev. A, 77, 033835, (2008).
Y.-J. Cheng*, "Spontaneous emission of an atom in a cavity with nonorthogonal eigenmodes," Phys. Rev. Lett., 97, 093601, (2006).
Y.-J. Cheng*, "Quantum relaxation dynamics of magnetic moments in radiative reservoir," Phys. Rev. B, 70, 224435, 2004.
Y.-J. Cheng*, and A. E. Siegman, "Generalized radiation-field quantization method and the Petermann excess-noise factor," Phys. Rev. A , 68, 043808, 2003.
Y.-J. Cheng, C. G. Fanning, and A. E. Siegman, "Transverse mode astigmatism in a diode- pumped unstable-resonator Nd:YVO4 laser," Appl. Opts, 36, 1130, 1997.
Y.-J. Cheng, C. G. Fanning, and A. E. Siegman, "Experimental observation of a large excess quantum noise factor in the linewidth of a laser oscillator having nonorthogonal modes," Phys. Rev. Lett., 77, 627, 1996.
Y.-J. Cheng, P. L. Mussche, and A. E. Siegman, "Cavity decay rate and relaxation oscillation frequency in unconventional laser cavities," IEEE JQE, vol. 31, pp. 391-398, 1995.
Y.-J. Cheng, P. L. Mussche, and A. E. Siegman, "Measurement of laser quantum frequency fluctuations using a Pound-Drever stabilization system," IEEE JQE, vol. 30, pp. 1498, 1994.
Methods for fabricating group III-Nitride semiconductor film and device (U.S. and Taiwan Patents pending, 2010).
Defect selective passivation in semiconductor structures (U.S. and Taiwan Patents pending, 2009)
Method for fabricating semiconductor substrates and semiconductor devices (U.S. Patent No. 8133803 B2 and Taiwan Patents pending, 2009)
Media contact zone with bell-shaped texturing features. (U.S. Patent No. 6,663,938, 2003).
Apparatus and method to control the molecular weight distribution of a vapor. (U.S. Patent No. 6,511,702, 2003).