[1] Massachusetts Inst Technol MIT, Dept Mech Engn, Cambridge, MA 02139 USA
[2] Massachusetts Inst Technol MIT, Res Lab Elect, Cambridge, MA 02139 USA
[3] Massachusetts Inst Technol MIT, Dept Mat Sci & Engn, Cambridge, MA 02139 USA
[4] Pohang Univ Sci & Technol POSTECH, Dept Mat Sci & Engn, Pohang 37673, South Korea
[5] Tech Univ Dresden, Fac Elect & Comp Engn, Chair Fundamentals Elect Engn, Sch Engn Sci,Inst Principles Elect & Elect Engn, D-01069 Dresden, Germany
[6] Univ Oxford, Dept Mat, Oxford OX1 3PH, England
[7] Stanford Univ, Dept Elect Engn, Stanford, CA 94305 USA
[8] Korea Adv Inst Sci & Technol KAIST, Sch Elect Engn, Daejeon 34141, South Korea
[9] Sandia Natl Labs, Albuquerque, NM 87123 USA
[10] IBM Res Europe, CH-8803 Ruschlikon, Switzerland
[11] Arizona State Univ, Sch Elect Comp & Energy Engn, Tempe, AZ 85281 USA
[12] King Abdullah Univ Sci & Technol KAUST, Phys Sci & Engn Div, Thuwal 239556900, Saudi Arabia
[13] Gwangju Inst Sci & Technol GIST, Sch Mat Sci & Engn, Gwangju 61005, South Korea
[14] Massachusetts Inst Technol MIT, Dept Elect Engn & Comp Sci, Cambridge, MA 02139 USA
[15] Massachusetts Inst Technol MIT, Dept Nucl Sci & Engn, Cambridge, MA 02139 USA
[16] Ist Nazl Ric Metrol INRiM, Adv Mat Metrol & Life Sci Div, Str Cacce, I-10135 Turin, Italy
[17] Politecn Torino, Dept Appl Sci & Technol, I-10129 Turin, Italy
[18] Tech Univ Darmstadt, Inst Mat Sci, Adv Thin Film Technol Div, D-64287 Darmstadt, Germany
[19] Hong Kong Polytech Univ, Dept Appl Phys, Hong Kong 999077, Peoples R China
[20] Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Peoples R China
[21] Northwestern Univ, Dept Mat Sci & Engn, Evanston, IL 60208 USA
[22] Northwestern Univ, Dept Chem, Evanston, IL 60208 USA
[23] Northwestern Univ, Dept Elect & Comp Engn, Evanston, IL 60208 USA
[24] Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 93106 USA
[25] Res Ctr Juelich, PGI-7,Wilhelm Johnen Str, D-52425 Julich, Germany
[26] Bulgarain Acad Sci, Inst Electrochem & Energy Syst, Sofia 1113, Bulgaria
[27] Tsinghua Univ, Sch Integrated Circuits, Beijing 100084, Peoples R China
[28] Univ Michigan, Dept Elect Engn & Comp Sci, Ann Arbor, MI 48109 USA
[29] Univ Calif Berkeley, Dept Elect Engn & Comp Sci, Berkeley, CA 94720 USA
[30] Univ Southern Calif, Dept Elect & Comp Engn, Los Angeles, CA 90089 USA