1. Materials Research Institute The Pennsylvania State University University Park Pennsylvania 16802
2. Research Center, Asahi Glass Co., Ltd. 1150 Hazawa‐cho Kanagawa‐ku Yokohama‐shi, Kanagawa 221‐8755 Japan
3. Department of Engineering Science The Pennsylvania State University University Park Pennsylvania 16802
4. Department of Chemical Engineering The Pennsylvania State University University Park Pennsylvania 16802
5. Department of Materials Science and Engineering The Pennsylvania State University University Park Pennsylvania 16802