[1] Natl Renewable Energy Lab, Mat Sci Ctr, Golden, CO 80401 USA
[2] Natl Renewable Energy Lab, Golden, CO 80401 USA
[3] MIT, Mech Engn, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[4] SolarWorld Ind Thuringen GmbH, Operat, D-99310 Arnstadt, Germany
[5] First Solar, Tempe, AZ 85281 USA
[6] Univ New South Wales, Kensington, NSW 2052, Australia
[7] Solar Cells Dev & Characterizat Fraunhofer ISE, D-79110 Freiburg, Germany
[8] Fraunhofer ISE, D-79110 Freiburg, Germany
[9] VDE, Business Div, D-60596 Frankfurt, Germany
[10] RTS Corp, Res Div, Tokyo 1040032, Japan
[11] Natl Renewable Energy Lab, Power Syst Engn Ctr, Golden, CO 80401 USA
[12] Natl Inst Adv Ind Sci & Technol, Res Ctr Photovolta, Tsukuba, Ibaraki 3058568, Japan
[13] Natl Inst Adv Ind Sci & Technol, Renewable Energy Res Ctr, Koriyama, Fukushima 9630298, Japan
[14] Fraunhofer Inst Solar Energy Syst ISE, Ctr Sustainable Energy Syst CSE, Fraunhofer, D-79110 Freiburg, Germany
[15] Fraunhofer ISE, Fraunhofer Inst Solar Energy Syst, D-79110 Freiburg, Germany
[16] Natl Renewable Energy Lab, Natl Ctr Photovolta, Mat Applicat & Performance Ctr, Golden, CO 80401 USA
[17] Natl Renewable Energy Lab, Natl Ctr Photovolta, Golden, CO 80401 USA
[18] Berkeley Educ Alliance Res Singapore, Singapore, Singapore