[{"abstract":[{"text":"The generation of optically broadband Nyquist pulse sequences using an integrated Mach-Zehnder modulator (MZM) in a thin-film lithium-niobate (TFLN) platform with repetition rates of 5 to 32 GHz and optical bandwidths of up to 160 GHz is demonstrated. Nyquist pulse sequences with high optical bandwidth can be used as synchronization and control signals in quantum sources based on photon pair generation.","lang":"eng"}],"status":"public","type":"conference","publication":"PIERS Proceedings ","language":[{"iso":"eng"}],"project":[{"_id":"302","name":"PONyDAC: SPP 2111 - PONyDAC II - Präziser Optischer Nyquist-Puls-Synthesizer DAC"},{"_id":"175","name":"TRR 142 - C11: TRR 142 - Kompakte Photonenpaar-Quelle mit ultraschnellen Modulatoren auf Basis von CMOS und LNOI (C11*)"}],"_id":"59895","user_id":"13256","department":[{"_id":"58"},{"_id":"623"}],"year":"2025","citation":{"ama":"Kress C, Mihaylov MM, Schwabe T, Silberhorn C, Scheytt JC. Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source. In: <i>PIERS Proceedings </i>. PhotonIcs and Electromagnetics Research Symposium (PIERS). doi:<a href=\"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835\">https://doi.org/10.1109/PIERS-Spring66516.2025.11276835</a>","ieee":"C. Kress, M. M. Mihaylov, T. Schwabe, C. Silberhorn, and J. C. Scheytt, “Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source,” presented at the PhotonIcs and Electromagnetics Research Symposium (PIERS), Abu Dhabi, doi: <a href=\"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835\">https://doi.org/10.1109/PIERS-Spring66516.2025.11276835</a>.","chicago":"Kress, Christian, Martin Miroslavov Mihaylov, Tobias Schwabe, Christine Silberhorn, and J. Christoph Scheytt. “Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source.” In <i>PIERS Proceedings </i>. PhotonIcs and Electromagnetics Research Symposium (PIERS), n.d. <a href=\"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835\">https://doi.org/10.1109/PIERS-Spring66516.2025.11276835</a>.","apa":"Kress, C., Mihaylov, M. M., Schwabe, T., Silberhorn, C., &#38; Scheytt, J. C. (n.d.). Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source. <i>PIERS Proceedings </i>. PhotonIcs and Electromagnetics Research Symposium (PIERS), Abu Dhabi. <a href=\"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835\">https://doi.org/10.1109/PIERS-Spring66516.2025.11276835</a>","mla":"Kress, Christian, et al. “Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source.” <i>PIERS Proceedings </i>, PhotonIcs and Electromagnetics Research Symposium (PIERS), doi:<a href=\"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835\">https://doi.org/10.1109/PIERS-Spring66516.2025.11276835</a>.","short":"C. Kress, M.M. Mihaylov, T. Schwabe, C. Silberhorn, J.C. Scheytt, in: PIERS Proceedings , PhotonIcs and Electromagnetics Research Symposium (PIERS), n.d.","bibtex":"@inproceedings{Kress_Mihaylov_Schwabe_Silberhorn_Scheytt, title={Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source}, DOI={<a href=\"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835\">https://doi.org/10.1109/PIERS-Spring66516.2025.11276835</a>}, booktitle={PIERS Proceedings }, publisher={PhotonIcs and Electromagnetics Research Symposium (PIERS)}, author={Kress, Christian and Mihaylov, Martin Miroslavov and Schwabe, Tobias and Silberhorn, Christine and Scheytt, J. Christoph} }"},"publication_status":"accepted","title":"Broadband Nyquist Pulse Generation on TFLN Platform for Integrated Quantum Source","conference":{"name":"PhotonIcs and Electromagnetics Research Symposium (PIERS)","start_date":"2025-05-03","end_date":"2025-05-09","location":"Abu Dhabi"},"doi":"https://doi.org/10.1109/PIERS-Spring66516.2025.11276835","date_updated":"2026-01-02T14:29:41Z","publisher":"PhotonIcs and Electromagnetics Research Symposium (PIERS)","author":[{"first_name":"Christian","orcid":"0000-0002-4403-2237","last_name":"Kress","full_name":"Kress, Christian","id":"13256"},{"full_name":"Mihaylov, Martin Miroslavov","id":"42449","last_name":"Mihaylov","first_name":"Martin Miroslavov"},{"full_name":"Schwabe, Tobias","id":"39217","last_name":"Schwabe","first_name":"Tobias"},{"last_name":"Silberhorn","id":"26263","full_name":"Silberhorn, Christine","first_name":"Christine"},{"full_name":"Scheytt, J. Christoph","id":"37144","last_name":"Scheytt","orcid":"0000-0002-5950-6618 ","first_name":"J. Christoph"}],"date_created":"2025-05-14T09:59:50Z"},{"type":"conference","abstract":[{"text":"We present an electronic-photonic co-designed Mach-Zehnder modulator with linear segment drivers in a photonic SOI-CMOS technology with an EO 3-dB bandwidth of ≥ 27 GHz and data transmission up to 64 Gbit/s without pre-emphasis.","lang":"eng"}],"status":"public","_id":"59896","project":[{"_id":"175","name":"TRR 142 - C11: TRR 142 - Kompakte Photonenpaar-Quelle mit ultraschnellen Modulatoren auf Basis von CMOS und LNOI (C11*)"},{"_id":"302","name":"PONyDAC: SPP 2111 - PONyDAC II - Präziser Optischer Nyquist-Puls-Synthesizer DAC"}],"department":[{"_id":"58"},{"_id":"623"}],"user_id":"13256","language":[{"iso":"eng"}],"publication_status":"accepted","year":"2025","citation":{"mla":"Kress, Christian, et al. <i>High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology </i>.","bibtex":"@inproceedings{Kress_Schwabe_Mihaylov_Scheytt, title={High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology }, author={Kress, Christian and Schwabe, Tobias and Mihaylov, Martin Miroslavov and Scheytt, J. Christoph} }","short":"C. Kress, T. Schwabe, M.M. Mihaylov, J.C. Scheytt, in: n.d.","apa":"Kress, C., Schwabe, T., Mihaylov, M. M., &#38; Scheytt, J. C. (n.d.). <i>High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology </i>. CLEO: Conference on Lasers and Electro-Optics, Long Beach, CA, USA.","chicago":"Kress, Christian, Tobias Schwabe, Martin Miroslavov Mihaylov, and J. Christoph Scheytt. “High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology ,” n.d.","ieee":"C. Kress, T. Schwabe, M. M. Mihaylov, and J. C. Scheytt, “High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology ,” presented at the CLEO: Conference on Lasers and Electro-Optics, Long Beach, CA, USA.","ama":"Kress C, Schwabe T, Mihaylov MM, Scheytt JC. High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology ."},"oa":"1","date_updated":"2026-03-31T09:06:49Z","date_created":"2025-05-14T11:08:07Z","author":[{"first_name":"Christian","last_name":"Kress","orcid":"0000-0002-4403-2237","full_name":"Kress, Christian","id":"13256"},{"id":"39217","full_name":"Schwabe, Tobias","last_name":"Schwabe","first_name":"Tobias"},{"first_name":"Martin Miroslavov","id":"42449","full_name":"Mihaylov, Martin Miroslavov","last_name":"Mihaylov"},{"last_name":"Scheytt","orcid":"0000-0002-5950-6618 ","full_name":"Scheytt, J. Christoph","id":"37144","first_name":"J. Christoph"}],"title":"High-Speed Mach-Zehnder Modulator with Linear Segmented On-Chip Drivers in Photonic 45nm SOI-CMOS Technology ","conference":{"start_date":"2025-05-04","name":"CLEO: Conference on Lasers and Electro-Optics","location":"Long Beach, CA, USA","end_date":"2025-05-09"},"main_file_link":[{"open_access":"1","url":"https://ieeexplore.ieee.org/document/11190539"}]},{"year":"2024","issue":"13","title":"Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides","date_created":"2024-06-10T11:18:06Z","publisher":"Optica Publishing Group","file":[{"date_updated":"2024-06-10T11:25:00Z","date_created":"2024-06-10T11:25:00Z","creator":"fossie","file_size":4004782,"file_id":"54669","file_name":"2024-06 Hammer - Optics Express - Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides.pdf","access_level":"open_access","content_type":"application/pdf","relation":"main_file"}],"abstract":[{"text":"Samples of dielectric optical waveguides of rib or strip type in thin-film lithium niobate (TFLN) technology are characterized with respect to their optical loss using the Fabry-Pérot method. Attributing the losses mainly to sidewall roughness, we employ a simple perturbational procedure, based on rigorously computed mode profiles of idealized channels, to estimate the attenuation for waveguides with different cross sections. A single fit parameter suffices for an adequate modelling of the effect of the waveguide geometry on the loss levels.","lang":"eng"}],"publication":"Optics Express","language":[{"iso":"eng"}],"ddc":["530"],"keyword":["tet_topic_waveguide"],"citation":{"chicago":"Hammer, Manfred, Silia Babel, Henna Farheen, Laura Padberg, J. Christoph Scheytt, Christine Silberhorn, and Jens Förstner. “Estimation of Losses Caused by Sidewall Roughness in Thin-Film Lithium Niobate Rib and Strip Waveguides.” <i>Optics Express</i> 32, no. 13 (2024): 22878. <a href=\"https://doi.org/10.1364/oe.521766\">https://doi.org/10.1364/oe.521766</a>.","ieee":"M. Hammer <i>et al.</i>, “Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides,” <i>Optics Express</i>, vol. 32, no. 13, p. 22878, 2024, doi: <a href=\"https://doi.org/10.1364/oe.521766\">10.1364/oe.521766</a>.","ama":"Hammer M, Babel S, Farheen H, et al. Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides. <i>Optics Express</i>. 2024;32(13):22878. doi:<a href=\"https://doi.org/10.1364/oe.521766\">10.1364/oe.521766</a>","mla":"Hammer, Manfred, et al. “Estimation of Losses Caused by Sidewall Roughness in Thin-Film Lithium Niobate Rib and Strip Waveguides.” <i>Optics Express</i>, vol. 32, no. 13, Optica Publishing Group, 2024, p. 22878, doi:<a href=\"https://doi.org/10.1364/oe.521766\">10.1364/oe.521766</a>.","short":"M. Hammer, S. Babel, H. Farheen, L. Padberg, J.C. Scheytt, C. Silberhorn, J. Förstner, Optics Express 32 (2024) 22878.","bibtex":"@article{Hammer_Babel_Farheen_Padberg_Scheytt_Silberhorn_Förstner_2024, title={Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides}, volume={32}, DOI={<a href=\"https://doi.org/10.1364/oe.521766\">10.1364/oe.521766</a>}, number={13}, journal={Optics Express}, publisher={Optica Publishing Group}, author={Hammer, Manfred and Babel, Silia and Farheen, Henna and Padberg, Laura and Scheytt, J. Christoph and Silberhorn, Christine and Förstner, Jens}, year={2024}, pages={22878} }","apa":"Hammer, M., Babel, S., Farheen, H., Padberg, L., Scheytt, J. C., Silberhorn, C., &#38; Förstner, J. (2024). Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides. <i>Optics Express</i>, <i>32</i>(13), 22878. <a href=\"https://doi.org/10.1364/oe.521766\">https://doi.org/10.1364/oe.521766</a>"},"page":"22878","intvolume":"        32","publication_status":"published","publication_identifier":{"issn":["1094-4087"]},"has_accepted_license":"1","doi":"10.1364/oe.521766","author":[{"last_name":"Hammer","orcid":"0000-0002-6331-9348","full_name":"Hammer, Manfred","id":"48077","first_name":"Manfred"},{"first_name":"Silia","last_name":"Babel","orcid":"https://orcid.org/0000-0002-1568-2580","full_name":"Babel, Silia","id":"63231"},{"last_name":"Farheen","orcid":"0000-0001-7730-3489","id":"53444","full_name":"Farheen, Henna","first_name":"Henna"},{"first_name":"Laura","full_name":"Padberg, Laura","id":"40300","last_name":"Padberg"},{"first_name":"J. Christoph","full_name":"Scheytt, J. Christoph","id":"37144","last_name":"Scheytt","orcid":"0000-0002-5950-6618 "},{"id":"26263","full_name":"Silberhorn, Christine","last_name":"Silberhorn","first_name":"Christine"},{"id":"158","full_name":"Förstner, Jens","orcid":"0000-0001-7059-9862","last_name":"Förstner","first_name":"Jens"}],"volume":32,"oa":"1","date_updated":"2024-07-22T07:43:02Z","status":"public","type":"journal_article","file_date_updated":"2024-06-10T11:25:00Z","user_id":"158","department":[{"_id":"61"},{"_id":"429"},{"_id":"623"},{"_id":"263"},{"_id":"288"}],"project":[{"grant_number":"231447078","_id":"53","name":"TRR 142: TRR 142 - Maßgeschneiderte nichtlineare Photonik: Von grundlegenden Konzepten zu funktionellen Strukturen"},{"_id":"175","name":"TRR 142 - C11: TRR 142 - Kompakte Photonenpaar-Quelle mit ultraschnellen Modulatoren auf Basis von CMOS und LNOI (C11*)","grant_number":"231447078"},{"grant_number":"231447078","name":"TRR 142 - B06: TRR 142 - Ultraschnelle kohärente opto-elektronische Kontrolle eines photonischen Quantensystems (B06*)","_id":"167"},{"grant_number":"PROFILNRW-2020-067","name":"PhoQC: PhoQC: Photonisches Quantencomputing","_id":"266"}],"_id":"54668"},{"year":"2024","citation":{"apa":"Kress, C., Schwabe, T., Mihaylov, M. M., Silberhorn, C., &#38; Scheytt, J. C. (2024). <i>Integrated Pulse Generator for Photon Pair Generation using Lithium Niobate on Insulator Technology</i>. Quantum Photonics Spotlight, Paderborn.","bibtex":"@inproceedings{Kress_Schwabe_Mihaylov_Silberhorn_Scheytt_2024, title={Integrated Pulse Generator for Photon Pair Generation using Lithium Niobate on Insulator Technology}, author={Kress, Christian and Schwabe, Tobias and Mihaylov, Martin Miroslavov and Silberhorn, Christine and Scheytt, J. Christoph}, year={2024} }","mla":"Kress, Christian, et al. <i>Integrated Pulse Generator for Photon Pair Generation Using Lithium Niobate on Insulator Technology</i>. 2024.","short":"C. Kress, T. Schwabe, M.M. Mihaylov, C. Silberhorn, J.C. Scheytt, in: 2024.","ama":"Kress C, Schwabe T, Mihaylov MM, Silberhorn C, Scheytt JC. Integrated Pulse Generator for Photon Pair Generation using Lithium Niobate on Insulator Technology. In: ; 2024.","ieee":"C. Kress, T. Schwabe, M. M. Mihaylov, C. Silberhorn, and J. C. Scheytt, “Integrated Pulse Generator for Photon Pair Generation using Lithium Niobate on Insulator Technology,” presented at the Quantum Photonics Spotlight, Paderborn, 2024.","chicago":"Kress, Christian, Tobias Schwabe, Martin Miroslavov Mihaylov, Christine Silberhorn, and J. Christoph Scheytt. “Integrated Pulse Generator for Photon Pair Generation Using Lithium Niobate on Insulator Technology,” 2024."},"title":"Integrated Pulse Generator for Photon Pair Generation using Lithium Niobate on Insulator Technology","conference":{"end_date":"2024-10-10","location":"Paderborn","name":"Quantum Photonics Spotlight","start_date":"2024-10-08"},"date_updated":"2024-11-15T10:21:02Z","date_created":"2024-11-15T10:20:33Z","author":[{"first_name":"Christian","id":"13256","full_name":"Kress, Christian","last_name":"Kress"},{"last_name":"Schwabe","full_name":"Schwabe, Tobias","id":"39217","first_name":"Tobias"},{"full_name":"Mihaylov, Martin Miroslavov","id":"42449","last_name":"Mihaylov","first_name":"Martin Miroslavov"},{"full_name":"Silberhorn, Christine","id":"26263","last_name":"Silberhorn","first_name":"Christine"},{"id":"37144","full_name":"Scheytt, J. Christoph","orcid":"0000-0002-5950-6618 ","last_name":"Scheytt","first_name":"J. Christoph"}],"status":"public","type":"conference_abstract","language":[{"iso":"eng"}],"project":[{"grant_number":"231447078","_id":"175","name":"TRR 142 - C11: TRR 142 - Kompakte Photonenpaar-Quelle mit ultraschnellen Modulatoren auf Basis von CMOS und LNOI (C11*)"}],"_id":"57107","user_id":"13256","department":[{"_id":"58"},{"_id":"623"}]},{"conference":{"end_date":"2023-05-12","location":"San Jose, CA, USA","name":" Conference on Lasers and Electro-Optics (CLEO)","start_date":"2023-05-08"},"doi":"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6","title":"Generation of 100 GHz Periodic Nyquist Pulses using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform","date_created":"2023-06-12T10:25:25Z","author":[{"first_name":"Christian","orcid":"0000-0002-4403-2237","last_name":"Kress","id":"13256","full_name":"Kress, Christian"},{"first_name":"Tobias","id":"39217","full_name":"Schwabe, Tobias","last_name":"Schwabe"},{"full_name":"Silberhorn, Christine","id":"26263","last_name":"Silberhorn","first_name":"Christine"},{"full_name":"Scheytt, J. Christoph","id":"37144","orcid":"0000-0002-5950-6618 ","last_name":"Scheytt","first_name":"J. Christoph"}],"date_updated":"2025-12-12T11:26:12Z","publisher":"Optica Publishing Group","citation":{"bibtex":"@inproceedings{Kress_Schwabe_Silberhorn_Scheytt_2023, title={Generation of 100 GHz Periodic Nyquist Pulses using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform}, DOI={<a href=\"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6\">https://doi.org/10.1364/CLEO_SI.2023.SF1P.6</a>}, booktitle={ Conference on Lasers and Electro-Optics (CLEO) 2023}, publisher={Optica Publishing Group}, author={Kress, Christian and Schwabe, Tobias and Silberhorn, Christine and Scheytt, J. Christoph}, year={2023} }","short":"C. Kress, T. Schwabe, C. Silberhorn, J.C. Scheytt, in:  Conference on Lasers and Electro-Optics (CLEO) 2023, Optica Publishing Group, 2023.","mla":"Kress, Christian, et al. “Generation of 100 GHz Periodic Nyquist Pulses Using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform.” <i> Conference on Lasers and Electro-Optics (CLEO) 2023</i>, Optica Publishing Group, 2023, doi:<a href=\"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6\">https://doi.org/10.1364/CLEO_SI.2023.SF1P.6</a>.","apa":"Kress, C., Schwabe, T., Silberhorn, C., &#38; Scheytt, J. C. (2023). Generation of 100 GHz Periodic Nyquist Pulses using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform. <i> Conference on Lasers and Electro-Optics (CLEO) 2023</i>.  Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, USA. <a href=\"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6\">https://doi.org/10.1364/CLEO_SI.2023.SF1P.6</a>","ama":"Kress C, Schwabe T, Silberhorn C, Scheytt JC. Generation of 100 GHz Periodic Nyquist Pulses using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform. In: <i> Conference on Lasers and Electro-Optics (CLEO) 2023</i>. Optica Publishing Group; 2023. doi:<a href=\"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6\">https://doi.org/10.1364/CLEO_SI.2023.SF1P.6</a>","chicago":"Kress, Christian, Tobias Schwabe, Christine Silberhorn, and J. Christoph Scheytt. “Generation of 100 GHz Periodic Nyquist Pulses Using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform.” In <i> Conference on Lasers and Electro-Optics (CLEO) 2023</i>. Optica Publishing Group, 2023. <a href=\"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6\">https://doi.org/10.1364/CLEO_SI.2023.SF1P.6</a>.","ieee":"C. Kress, T. Schwabe, C. Silberhorn, and J. C. Scheytt, “Generation of 100 GHz Periodic Nyquist Pulses using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform,” presented at the  Conference on Lasers and Electro-Optics (CLEO), San Jose, CA, USA, 2023, doi: <a href=\"https://doi.org/10.1364/CLEO_SI.2023.SF1P.6\">https://doi.org/10.1364/CLEO_SI.2023.SF1P.6</a>."},"year":"2023","language":[{"iso":"eng"}],"department":[{"_id":"58"},{"_id":"230"},{"_id":"623"}],"user_id":"13256","_id":"45578","project":[{"_id":"302","name":"PONyDAC: PONyDAC II - Präziser Optischer Nyquist-Puls-Synthesizer DAC"},{"_id":"175","name":"TRR 142; TP C11: Kompakte Photonenpaar-Quelle mit ultraschnellen Modulatoren auf Basis von CMOS und LNOI"}],"status":"public","abstract":[{"lang":"eng","text":"A frequency-flexible Nyquist pulse synthesizer is presented with optical pulse bandwidths up to fopt=100 GHz and repetition rates equal to fopt/9, fabricated in an electronic-photonic co-integrated platform utilizing linear on-chip drivers."}],"publication":" Conference on Lasers and Electro-Optics (CLEO) 2023","type":"conference"}]