Rotermund, Fabian

Fabian Rotermund is a Professor and KAIST Endowed Chair Professor in the Department of Physics at KAIST. His research focuses on Optics and Laser Physics, with an emphasis on developing ultrafast solid-state lasers and exploring waveguide lasers for applications in fast sampling and high precision metrology. He is also involved in the development of novel saturable absorbers based on low-dimensional carbon nanostructures. Rotermund joined KAIST in 2016 after serving as a Professor at Ajou University from 2002 to 2016.

Fabian Rotermund is a physicist specializing in ultrafast phenomena, nonlinear optics, and THz photonics. His research focuses on developing advanced optical materials and devices for high-speed light manipulation and efficient energy conversion. He has contributed to the design of graphene and carbon nanotube-based saturable absorbers for mode-locking ultrafast lasers, enabling sub-70-fs pulses. His work also explores nonlinear optical processes for mid-infrared frequency conversion and terahertz wave generation, with applications in photovoltaics and optical switching. Rotermund's research bridges fundamental physics and practical technologies, emphasizing the interplay between material properties and optical performance.