[1] School of Materials Science and Engineering,Department of Electrical Engineering
[2] Georgia Institute of Technology,Department of Physics
[3] Columbia University,Department of Mechanical Engineering
[4] New York,undefined
[5] New York 10027,undefined
[6] USA,undefined
[7] Columbia University,undefined
[8] New York,undefined
[9] New York 10027,undefined
[10] USA,undefined
[11] Columbia University,undefined
[12] New York,undefined
[13] New York 10027,undefined
[14] USA,undefined
[15] Beijing Institute of Nanoenergy and Nanosystems,undefined
[16] Chinese Academy of Sciences,undefined
[17] 100083 Beijing,undefined
[18] China,undefined