Ultrafast control of conductivity with femtosecond lasers - INVITED

Femtosecond laser pulse irradiation enables precise control of conductivity in materials, revolutioniz-ing fields like nanoelectronics and materials science. It offers rapid modulation within femtosecond timescales, facilitating advancements in ultrafast electronics and high-speed data processing. In this talk, we will focus on the photoinduced reduction of conductivity in incommensurate crystals through excitation of electrons into localized states, revealing potential applications in optoelectronics, ultrafast switches, and photonic devices.