C. Koos

20.3k total citations · 8 hit papers
395 papers, 13.7k citations indexed

About

C. Koos is a scholar working on Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Biomedical Engineering. According to data from OpenAlex, C. Koos has authored 395 papers receiving a total of 13.7k indexed citations (citations by other indexed papers that have themselves been cited), including 362 papers in Electrical and Electronic Engineering, 197 papers in Atomic and Molecular Physics, and Optics and 41 papers in Biomedical Engineering. Recurrent topics in C. Koos's work include Photonic and Optical Devices (286 papers), Optical Network Technologies (187 papers) and Advanced Photonic Communication Systems (148 papers). C. Koos is often cited by papers focused on Photonic and Optical Devices (286 papers), Optical Network Technologies (187 papers) and Advanced Photonic Communication Systems (148 papers). C. Koos collaborates with scholars based in Germany, Switzerland and United States. C. Koos's co-authors include W. Freude, Juerg Leuthold, D. Hillerkuss, R. Schmogrow, S. Wolf, R. Palmer, Sebastian Randel, M. Lauermann, Pablo Marin-Palomo and S. Koenig and has published in prestigious journals such as Nature, Science and Physical Review Letters.

In The Last Decade

C. Koos

372 papers receiving 12.9k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Wireless sub-THz communication system with high data rate

2013 1.2k citations S. Koenig, R. Schmogrow et al. Nature Photonics profile →
Nonlinear silicon photonics

2010 937 citations Juerg Leuthold, C. Koos et al. Nature Photonics profile →
Microresonator-based solitons for massively parallel coherent optical communications

2017 811 citations Pablo Marin-Palomo, J. N. Kemal et al. profile →
All-optical high-speed signal processing with silicon–organic hybrid slot waveguides

2009 662 citations C. Koos, T. Vallaitis et al. Nature Photonics profile →
Ultrafast optical ranging using microresonator soliton frequency combs

2018 537 citations P. Trocha, Maxim Karpov et al. Science profile →
High-speed plasmonic phase modulators

2014 474 citations L. Alloatti, D. Hillerkuss et al. Nature Photonics profile →
Coherent terabit communications with microresonator Kerr frequency combs

2014 469 citations Joerg Pfeifle, Victor Brasch et al. Nature Photonics profile →
Error Vector Magnitude as a Performance Measure for Advanced Modulation Formats

2011 445 citations R. Schmogrow, Marcus Winter et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
C. Koos	12.0k	7.6k	2.5k	1.1k	779	395	13.7k
W. Freude	12.9k 1.1×	8.2k 1.1×	2.7k 1.1×	1.2k 1.1×	760 1.0×	443	14.7k
Juerg Leuthold	16.8k 1.4×	8.3k 1.1×	4.2k 1.6×	2.2k 2.1×	1.6k 2.1×	674	19.4k
Yun‐Feng Xiao	7.7k 0.6×	8.9k 1.2×	2.5k 1.0×	1.1k 1.1×	566 0.7×	236	11.1k
Marko Lončar	9.2k 0.8×	10.3k 1.3×	2.3k 0.9×	1.5k 1.4×	2.9k 3.7×	253	14.1k
David Moss	11.8k 1.0×	10.3k 1.4×	1.7k 0.7×	691 0.7×	1.7k 2.2×	425	15.4k
Valerio Pruneri	4.8k 0.4×	3.8k 0.5×	2.0k 0.8×	869 0.8×	1.7k 2.2×	238	8.4k
Namkyoo Park	5.0k 0.4×	3.0k 0.4×	3.0k 1.2×	2.1k 2.0×	684 0.9×	274	7.8k
Sai T. Chu	11.2k 0.9×	9.5k 1.2×	1.2k 0.5×	296 0.3×	898 1.2×	395	13.5k
L.A. Coldren	15.3k 1.3×	10.7k 1.4×	1.6k 0.6×	691 0.7×	1.2k 1.6×	758	18.1k
Dim‐Lee Kwong	14.8k 1.2×	5.2k 0.7×	4.7k 1.8×	1.6k 1.5×	3.1k 4.0×	690	16.7k

Countries citing papers authored by C. Koos

Since Specialization

Citations

This map shows the geographic impact of C. Koos's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by C. Koos with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites C. Koos more than expected).

Fields of papers citing papers by C. Koos

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by C. Koos. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by C. Koos. The network helps show where C. Koos may publish in the future.

Co-authorship network of co-authors of C. Koos

This figure shows the co-authorship network connecting the top 25 collaborators of C. Koos. A scholar is included among the top collaborators of C. Koos based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with C. Koos. C. Koos is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Peng, Huanfa, Grigory Lihachev, Christoph Füllner, et al.. (2025). 320 GHz photonic-electronic analogue-to-digital converter (ADC) exploiting Kerr soliton microcombs. Light Science & Applications. 14(1). 241–241.

Bismark, A., C. Capelli, Ilya Charaev, et al.. (2025). First Sub-MeV Dark Matter Search with the QROCODILE Experiment Using Superconducting Nanowire Single-Photon Detectors. Physical Review Letters. 135(8). 81002–81002.

Peng, Huanfa, Christoph Füllner, Grigory Lihachev, et al.. (2025). Optical arbitrary waveform generation (OAWG) using actively phase-stabilized spectral stitching. Light Science & Applications. 14(1). 353–353.

Koos, C., et al.. (2024). Comparison of Feedback and Feedforward Clock Recoveries for Ultra-Fast Synchronization in Passive Optical Networks. W2A.36–W2A.36. 1 indexed citations

Wang, Chengli, Junyin Zhang, Alexander Kotz, et al.. (2024). Ultrabroadband thin-film lithium tantalate modulator for high-speed communications. Optica. 11(12). 1614–1614. 14 indexed citations

Füllner, Christoph, et al.. (2024). Non-Sliced Optical Arbitrary Waveform Measurement (OAWM) Using a Silicon Photonic Receiver Chip. Journal of Lightwave Technology. 42(14). 4733–4750. 5 indexed citations

Füllner, Christoph, J. N. Kemal, Pablo Marin-Palomo, et al.. (2022). Colorless Coherent TDM-PON Based on a Frequency-Comb Laser. Journal of Lightwave Technology. 40(13). 4287–4299. 9 indexed citations

Müller, Juliana, Christoph Füllner, Pablo Marin-Palomo, et al.. (2021). Optical Arbitrary Waveform Measurement (OAWM) Using Silicon Photonic Slicing Filters. Journal of Lightwave Technology. 40(6). 1705–1717. 16 indexed citations

Muehlbrandt, S., T. Harter, Christoph Füllner, et al.. (2021). Field-effect silicon-plasmonic photodetector for coherent T-wave reception. Optics Express. 29(14). 21586–21586.

10.

Harter, T., Christoph Füllner, J. N. Kemal, et al.. (2020). Generalized Kramers–Kronig receiver for coherent terahertz communications. Nature Photonics. 14(10). 601–606. 181 indexed citations

11.

Füllner, Christoph, S. Wolf, J. N. Kemal, et al.. (2019). Complexity Analysis of the Kramers–Kronig Receiver. Journal of Lightwave Technology. 37(17). 4295–4307. 31 indexed citations

12.

Kemal, J. N., M. Lauermann, Heiner Zwickel, et al.. (2019). Capacitively Coupled Silicon-Organic Hybrid Modulator for 200 Gbit/S PAM-4 Signaling. Conference on Lasers and Electro-Optics. 1–2. 3 indexed citations

13.

Marshall, Owen, et al.. (2018). Heterogeneous Integration on Silicon Photonics. Proceedings of the IEEE. 106(12). 2258–2269. 41 indexed citations

14.

Trocha, P., Maxim Karpov, Martin H. P. Pfeiffer, et al.. (2018). Ultrafast optical ranging using microresonator soliton frequency combs. Science. 359(6378). 887–891. 537 indexed citations breakdown →

15.

Heni, Wolfgang, Y. Kutuvantavida, Christian Haffner, et al.. (2017). Silicon–Organic and Plasmonic–Organic Hybrid Photonics. ACS Photonics. 4(7). 1576–1590. 137 indexed citations

16.

Pfeifle, Joerg, M. Lauermann, Daniel Wegner, et al.. (2013). Coherent data transmission with microresonator Kerr frequency combs. arXiv (Cornell University). 4 indexed citations

17.

Korn, D., Hui Yu, D. Hillerkuss, et al.. (2012). Detection or Modulation at 35 Gbit/s with a Standard CMOS-processed Optical Waveguide. CTu1A.1–CTu1A.1. 2 indexed citations

18.

Freude, W., R. Schmogrow, B. Nebendahl, et al.. (2012). Quality metrics for optical signals: Eye diagram, OSNR, Q-factor, EVM and BER. 21. 5 indexed citations

19.

Leuthold, Juerg, W. Freude, C. Koos, et al.. (2009). Silicon-organic hybrid (SOH) — A platform for ultrafast optics. Ghent University Academic Bibliography (Ghent University). 1–4. 2 indexed citations

20.

Koos, C., T. Vallaitis, R. Bonk, et al.. (2007). Gain and phase dynamics in an InAs/GaAs quantum dot amplifier at 1300 nm. 1–1. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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