Karsten Rottwitt

Karsten Rottwitt is a Professor and Group Leader at the Department of Electrical and Photonics Engineering, Technical University of Denmark. He leads the Fiber Optics, Devices and Non-linear Effects research group and is affiliated with the Centre of Excellence for Silicon Photonics for Optical Communications. His work contributes to UN Sustainable Development Goals related to sustainable innovation in technology.

• Research Focus: Fiber optics, nonlinear effects, quantum photonics, and silicon-based photonic platforms.
• Key Projects: Includes quantum communication systems, mode-division multiplexing, and advanced fiber sensor technologies.

Research Interests: Rottwitt’s expertise spans intermodal four-wave mixing, single-photon manipulation, and integrated photonics. His recent work emphasizes applications in quantum communication, high-dimensional entanglement, and novel materials like silicon carbide for photonic devices.

Articles Trends: Recent publications focus on efficient frequency conversion using intermodal Bragg scattering, quantum state preservation in fibers, and sensor technologies leveraging few-mode fibers. These studies address challenges in nonlinear optics and quantum information processing.

• Advising: Supervises PhD students in projects such as Silicon Carbide Quantum Photonics and Effects of Higher-Order Modes on Optical Amplifiers.
• Grants: Active and completed projects include funding for quantum communication systems and photonic device development.

Labs/Teams: Part of the leading research group at DTU, collaborating on integrated silicon carbide photonics and advanced fiber technologies.