Examples Terahertz spectroscopy on quantum materials: Terahertz high harmonic generation in biased graphene (left) and nonlinear Terahertz spectroscopy on topological insulators (right) © Juniks, Dresden, CC-BY [OS]

Examples Terahertz spectroscopy on quantum materials: Terahertz high harmonic generation in biased graphene (left) and nonlinear Terahertz spectroscopy on topological insulators (right) © Juniks, Dresden, CC-BY [OS]