Photo-induced nonequilibrium response in underdoped YBa${}_2$Cu${}_3$O${}_{6+x}$ probed by time-resolved terahertz spectroscopy

S. J. Zhang, Z. X. Wang, H. Xiang +7

Intense laser pulses have recently emerged as a tool to tune between different orders in complex quantum materials. Among different light-induced phenomena, transient superconducti…