Ultra-Broadband Photonically Assisted Analog-to-Digital-Converters
J. Witzens, D. Drayss, D. Fang, A. Moscoso Mártir, J. Müller, M. Weizel, A. Zazzi, W. Freude, C. Koos, S. Randel, J.C. Scheytt, in: J.C. Scheytt, C. Kress, M. Berroth, S. Pachnicke, J. Witzens (Eds.), Electronic-Photonic Integrated Systems for Ultrafast Signal Processing, Springer Nature Switzerland, Cham, 2026.

A 128 GS/s 2x Time-Interleaved Track and Hold Amplifier in 130nm SiGe BiCMOS
M. Weizel, H.G. Malavalli Nagaraju, J.C. Scheytt, in: 2025 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), IEEE, 2025.

Forward-Biased Silicon Phase Shifter Modeling for Electronic-Photonic Co-Simulation and Validation in a 250 nm EPIC BiCMOS Technology
T. Schwabe, C. Kress, S. Kruse, M. Weizel, H. Rhee, J.C. Scheytt, Journal of Lightwave Technology 43 (2025) 255–270.

High Voltage (5Vpp) Driver Monolithically Integrated with Thermally Tunable Optical Ring Resonators in a Silicon Photonics Technology
M. Weizel, S. Gudyriev, A. Zazzi, J. Müller, T. Schwabe, J. Witzens, J.C. Scheytt, in: 2025 32nd IEEE International Conference on Electronics, Circuits and Systems (ICECS), IEEE, 2025.

Photonically Assisted Sampling Circuits
M. Weizel, J.C. Scheytt, Photonically Assisted Sampling Circuits, Zenodo, Workshop GeMiC 2024 Duisburg, 2024.

Wideband SiN pulse interleaver for optically-enabled analog-to-digital conversion: a device-to-system analysis with cyclic equalization
A. Zazzi, J. Müller, I. Ghannam, M. Battermann, G.V. Rajeswari, M. Weizel, J.C. Scheytt, J. Witzens, Optics Express 30 (2022).

Optical Arbitrary Waveform Measurement Using Silicon Photonic Slicing Filters
D. Fang, A. Zazzi, J. Müller, D. Dray, C. Fullner, P. Marin-Palomo, A. Tabatabaei Mashayekh, A. Dipta Das, M. Weizel, S. Gudyriev, W. Freude, S. Randel, J.C. Scheytt, J. Witzens, C. Koos, Journal of Lightwave Technology (2021) 1–1.

Optically Enabled ADCs and Application to Optical Communications
A. Zazzi, J. Müller, M. Weizel, J. Koch, D. Fang, A. Moscoso-Martir, A. Tabatabaei Mashayekh, A.D. Das, D. Drays, F. Merget, F.X. Kartner, S. Pachnicke, C. Koos, J.C. Scheytt, J. Witzens, IEEE Open Journal of the Solid-State Circuits Society 1 (2021) 209–221.

Optical Arbitrary Waveform Measurement (OAWM) on the Silicon Photonic Platform
D. Fang, A. Zazzi, J. Müller, D. Daniel, C. Füllner, P. Marin-Palomo, A.T. Mashayekh, A.D. Das, M. Weizel, S. Gudyriev, W. Freude, S. Randel, J.C. Scheytt, J. Witzens, C. Koos, OSA Technical Digest (2021).

Optically clocked switched-emitter-follower THA in a photonic SiGe BiCMOS technology
M. Weizel, J.C. Scheytt, F.X. Kärtner, J. Witzens, Optics Express (2021).

Above 60 GHz Bandwidth 10 GS/s Sampling Rate Track-and-Hold Amplifier in 130 nm SiGe BiCMOS Technology
L. Wu, M. Weizel, C. Scheytt, in: 2020 IEEE International Symposium on Circuits and Systems (ISCAS), IEEE, Sevilla, Spain, 2020.

Photonic Analog-to-Digital-Converters – Comparison of a MZM-Sampler with an Optoelectronic Switched-Emitter-Follower Sampler
M. Weizel, F.X. Kaertner, J. Witzens, J.C. Scheytt, in: Photonic Networks; 21th ITG-Symposium, VDE, 2020, pp. 1–6.

A 70 GHz Small-signal Bandwidth 40 GS/s Track-and-Hold Amplifier in 130 nm SiGe BiCMOS Technology
L. Wu, M. Weizel, C. Scheytt, in: 26th IEEE International Conference on Electronics Circuits and Systems (ICECS), Genova, Italy, 2019.

70 GHz Large-signal Bandwidth Sampler Using Current-mode Integrate-and-Hold Circuit in 130 nm SiGe BiCMOS Technology
L. Wu, M. Weizel, C. Scheytt, in: Asia-Pacific Microwave Conference (APMC), 2019.