Physics of grain boundaries in polycrystalline photovoltaic semiconductors...

by Yanfa Yan, Wanjian Yin, Yelong Wu, Tingting Shi, Naba Paudel, Chen Li, Jonathan D Poplawsky, Zhiwei Wang, John Moseley, Harvey Guthrey, Helio Moutinho, Stephen J Pennycook, Mowafak Al-jassim