[1] Natl Tsing Hua Univ, Dept Mat Sci & Engn, Hsinchu 30013, Taiwan
[2] Natl Chiao Tung Univ, Dept Mat Sci & Engn, Hsinchu 30013, Taiwan
[3] Natl Tsing Hua Univ, Inst Elect Engn, Hsinchu 30013, Taiwan
[4] Natl Tsing Hua Univ, Dept Life Sci, Hsinchu 30013, Taiwan
[5] Natl Tsing Hua Univ, Inst NanoEngn & MicroSyst, Hsinchu 30013, Taiwan
[6] Natl Tsing Hua Univ, Inst Mol Med, Hsinchu 30013, Taiwan