Institution: | a School of Materials Science, Toyohashi University of Technology, Toyohashi 441-8580, Japan b Department of Physical Sciences and Mathematics, College of Arts and Sciences, University of the Philippines Manila, Manila, Philippines (On study leave from) c Department of Pharmaceutical Chemistry, College of Pharmacy, University of the Philippines Manila, Manila, Philippines (On study leave from) d Analytical Research Center, Chemical Technology Research Laboratories, Daiichi Pharmaceutical Co., Ltd., Tokyo 134-8630, Japan |