1. King Abdullah University of Science and Technology (KAUST)KAUST Solar Center (KSC) Thuwal 23955 Saudi Arabia
2. Department of Chemical EngineeringPohang University of Science and Technology (POSTECH) 77 Cheongam‐Ro, Nam‐Gu Pohang 37673 Republic of Korea
3. Department of Physics and Center for Functional MaterialsWake Forest University Winston‐Salem NC 27109 USA