"H. D. Sun,Y. Segawa,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Phonon replicas in ZnO/ZnMgO multiquantum wells",,"Journal of Applied Physics",,"Vol. 91","No. 10","pp. 6457-6460",2002,May
"H. D. Sun,T. Makino,Y. Segawa,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Enhancement of exciton binding energies in ZnO/ZnMgO multiquantum wells",,"Journal of Applied Physics",,"Vol. 91","No. 4","pp. 1993-1997",2002,Feb.
"H. D. Sun,Y. Segawa,T. Makino,C. H. Chia,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Observation of biexciton emission in ZnO/ZnMgO multi-quantum wells",,"Physica Status Solidi B-Basic Research",,"Vol. 229","No. 2","pp. 867-870",2002,Jan.
"H. D. Sun,T. Makino,Y. Segawa,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Biexciton emission from ZnO/Zn<sub>0.74</sub>Mg<sub>0.26</sub>O multiquantum wells",,"Applied Physics Letters",,"Vol. 78","No. 22","pp. 3385-3387",2001,May
"H. D. Sun,T. Makino,N. T. Tuan,Y. Segawa,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Temperature dependence of excitonic absorption spectra in ZnO/Zn<sub>0.88</sub>Mg<sub>0.12</sub>O multiquantum wells grown on lattice-matched substrates",,"Applied Physics Letters",,"Vol. 78","No. 17","pp. 2464-2466",2001,Apr.
"T. Makino,N. T. Tuan,H. D. Sun,C. H. Chia,Y. Segawa,M. Kawasaki,A. Ohtomo,K. Tamura,T. Suemoto,H. Akiyama,M. Baba,S. Saito,T. Tomita,H. Koinuma","Temperature dependence of near ultraviolet photoluminescence in ZnO/(Mg, Zn)O multiple quantum wells",,"Applied Physics Letters",,"Vol. 78","No. 14","pp. 1979-1981",2001,Apr.
"H. D. Sun,T. Makino,N. T. Tuan,Y. Segawa,Z. K. Tang,G. K. L. Wong,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Stimulated emission induced by exciton-exciton scattering in ZnO/ZnMgO multiquantum wells up to room temperature",,"Applied Physics Letters",,"Vol. 77","No. 26","pp. 4250-4252",2000,Dec.
"T. Makino,C. H. Chia,N. T. Tuan,H. D. Sun,Y. Segawa,M. Kawasaki,A. Ohtomo,K. Tamura,H. Koinuma","Room-temperature luminescence of excitons in ZnO/(Mg, Zn)O multiple quantum wells on lattice-matched substrates",,"Applied Physics Letters",,"Vol. 77","No. 7","pp. 975-977",2000,Aug.