C. Koos

Karlsruhe Institute of Technology — Germany

Engineering · Physical Sciences

59h-index20.1kcitations615works2.32yr avg
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Research Topics

Photonic and Optical Devices(422), Optical Network Technologies(243), Advanced Photonic Communication Systems(205), Advanced Fiber Laser Technologies(185), Semiconductor Lasers and Optical Devices(119)

Publications614 total

Copper damascene process-based high-performance thin-film lithium tantalate modulators
Nature Communications·2026Open Access
LiDAR Demonstration Using an InP-Based Optical Phased Array with a 3D-Printed Beam-Shaping Element
Optics Express·2026Open Access
Design, Modeling, and Characterization of a Cascaded-Lens Antenna for 220 – 330 GHz with 51.1 dBi Gain
IEEE Open Journal of Antennas and Propagation·2026Open Access
Design, Modeling, and Characterization of a Cascaded-Lens Antenna for 220 – 330 GHz with 51.1 dBi Gain
KITopen·2026Open Access
Inter-User Interference Analysis in a Point-to-Multipoint Sub-THz Wireless Communication Link
IEEE Access·2026Open Access
Advancing liquid biopsy: whispering gallery mode laser detection of the HER2 cancer biomarker on extracellular vesicles
Lab on a Chip·2025Open Access
Silicon-Organic Hybrid (SOH) Mach–Zehnder Modulators (MZM) for Single-Carrier IM/DD Line Rates of 500 Gbit/s and Beyond
Journal of Lightwave Technology·2025
Optical arbitrary waveform generation (OAWG) using actively phase-stabilized spectral stitching
Light Science & Applications·2025· 2 citedOpen Access
Ultra-Broadband Photonic-Electronic Signal Processing Using Optical Frequency Combs
2025
Chromatic Dispersion-Tolerant Digital Clock Recovery for Intensity Modulation and Direct Detection Systems
2025
400 GBd 32QAM Transmission Using RF-Synchronized Dark-Soliton Microcombs for Optical Arbitrary Waveform Generation (OAWG)
2025
Highly Efficient Homodyne Cryogenic Readout Link Based on a Silicon-Organic Hybrid (SOH) Phase Modulator
2025
A 300 GHz Bond-Wire Interconnect Solution for Heterogeneous System Integration
2025
Beam Steering for Long-Distance Sub-THz Links Using a Lens-Integrated Leaky-Wave Antenna
2025
Fine Pitch Coplanar Waveguides on a 3D Printed Substrate Using an Optimized Laser Structuring Process
2025
Photonic-electronic arbitrary-waveform generation using quadrature multiplexing and active optical-phase stabilization
Nature Communications·2025· 1 citedOpen Access
First Sub-MeV Dark Matter Search with the QROCODILE Experiment Using Superconducting Nanowire Single-Photon Detectors
Universität Zürich, ZORA·2025Open Access
Impact of Chromatic Dispersion on Oversampled Digital Clock Recovery in Direct-Detection Systems: Analysis and Solutions
Journal of Lightwave Technology·2025· 1 cited
Author response for "Advancing Liquid Biopsy: Whispering Gallery Mode Laser Detection of HER2 on Extracellular Vesicles"
2025
Heterogeneously integrated lithium tantalate-on-silicon nitride modulators for high-speed communications
ArXiv.org·2025Open Access
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Frequent Co-authors

W. Freude(48), Juerg Leuthold(35), D. Hillerkuss(13), R. Palmer(13), R. Schmogrow(12), S. Wolf(12), Philipp Schindler(12), L. Alloatti(12), M. Lauermann(11), D. Korn(10), Wim Bogaerts(8), Delwin L. Elder(8), Larry R. Dalton(8), Joerg Pfeifle(7), C. Weimann(7), Sebastian Randel(7), Marcus Winter(7), A. Melikyan(6), M. Dreschmann(6), Jürgen Becker(6)