Tiny defects inside a quantum material may hold the key to battery-free electronics powered by energy already floating around us. Credit: AI/ScienceDaily.com Scientists have uncovered a new way to control an unusual quantum phenomenon that could one day help power electronic devices without batteries. An international research team led by Professor Dongchen Qi from the Queensland University of Technology (QUT) School of Chemistry and Physics and Professor Xiao Renshaw Wang from Nanyang