Christoffer Wittmann

3.4k total citations · 1 hit paper
21 papers, 2.3k citations indexed

About

Christoffer Wittmann is a scholar working on Atomic and Molecular Physics, and Optics, Artificial Intelligence and Acoustics and Ultrasonics. According to data from OpenAlex, Christoffer Wittmann has authored 21 papers receiving a total of 2.3k indexed citations (citations by other indexed papers that have themselves been cited), including 20 papers in Atomic and Molecular Physics, and Optics, 16 papers in Artificial Intelligence and 3 papers in Acoustics and Ultrasonics. Recurrent topics in Christoffer Wittmann's work include Quantum Information and Cryptography (16 papers), Quantum Mechanics and Applications (13 papers) and Quantum Computing Algorithms and Architecture (7 papers). Christoffer Wittmann is often cited by papers focused on Quantum Information and Cryptography (16 papers), Quantum Mechanics and Applications (13 papers) and Quantum Computing Algorithms and Architecture (7 papers). Christoffer Wittmann collaborates with scholars based in Germany, Denmark and Japan. Christoffer Wittmann's co-authors include Gerd Leuchs, Lars Lydersen, Vadim Makarov, Dominique Elser, Carlos Wiechers, Johannes Skaar, Christoph Marquardt, Ulrik L. Andersen, Denis Sych and Masahiro Takeoka and has published in prestigious journals such as Physical Review Letters, Nature Communications and Nature Photonics.

In The Last Decade

Christoffer Wittmann

21 papers receiving 2.2k citations

Hit Papers

align trajectories

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.

Hacking commercial quantum cryptography systems by tailored bright illumination

2010 717 citations Lars Lydersen, Carlos Wiechers et al. Nature Photonics profile →

Peers

Christoffer Wittmann

AMPO

AI

EEE

MC

CVPR

Waldimar Amaya Spain

Tobias Gehring Denmark

Carlos Abellán Spain

Frédéric Grosshans France

Yoon-Ho Kim South Korea

Xian‐Min Jin China

Juan Carrasquilla Canada

Anthony Laing United Kingdom

Mankei Tsang Singapore

Félix Bussières Switzerland

Waldimar Amaya Spain

Christoffer Wittmann

1.6k ×0.9

AMPO

1.4k ×0.9

AI

328 ×0.8

EEE

267 ×0.9

MC

121 ×0.9

CVPR

Citations per year, relative to Christoffer Wittmann Christoffer Wittmann (= 1×) peers Waldimar Amaya

Countries citing papers authored by Christoffer Wittmann

Since Specialization

Citations

This map shows the geographic impact of Christoffer Wittmann'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 Christoffer Wittmann with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Christoffer Wittmann more than expected).

Fields of papers citing papers by Christoffer Wittmann

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Christoffer Wittmann. 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 Christoffer Wittmann. The network helps show where Christoffer Wittmann may publish in the future.

Co-authorship network of co-authors of Christoffer Wittmann

This figure shows the co-authorship network connecting the top 25 collaborators of Christoffer Wittmann. A scholar is included among the top collaborators of Christoffer Wittmann 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 Christoffer Wittmann. Christoffer Wittmann 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

1.

Aiello, Andrea, Peter Banzer, Christoffer Wittmann, et al.. (2014). Observation of the Geometric Spin Hall Effect of Light. Physical Review Letters. 112(11). 113902–113902. 55 indexed citations

2.

Förtsch, Michael, Josef Fürst, Christoffer Wittmann, et al.. (2013). A versatile source of single photons for quantum information processing. Nature Communications. 4(1). 1818–1818. 168 indexed citations

3.

Banzer, Peter, et al.. (2013). The polarization properties of a tilted polarizer. Optics Express. 21(22). 27032–27032. 15 indexed citations

4.

Khan, Imran, Christoffer Wittmann, Nitin Jain, et al.. (2013). Optimal working points for continuous-variable quantum channels. Physical Review A. 88(1). 18 indexed citations

5.

Müller, C., Christoffer Wittmann, Petr Marek, et al.. (2012). Probabilistic cloning of coherent states without a phase reference. Physical Review A. 86(1). 24 indexed citations

6.

Gabriel, Christian, Christoffer Wittmann, Bastian Hacker, et al.. (2012). A High-Speed Secure Quantum Random Number Generator Based on Vacuum States. 74. JW4A.103–JW4A.103. 1 indexed citations

7.

Jain, Nitin, Christoffer Wittmann, Lars Lydersen, et al.. (2011). Device Calibration Impacts Security of Quantum Key Distribution. Physical Review Letters. 107(11). 110501–110501. 160 indexed citations

8.

Heim, Bettina, Christian Peuntinger, Christoffer Wittmann, Christoph Marquardt, & Gerd Leuchs. (2011). Free Space Quantum Communication using Continuous Polarization Variables. Imaging and Applied Optics. LWD3–LWD3. 2 indexed citations

9.

Lydersen, Lars, Nitin Jain, Christoffer Wittmann, et al.. (2011). Superlinear threshold detectors in quantum cryptography. Physical Review A. 84(3). 51 indexed citations

10.

Müller, C., Christoffer Wittmann, Petr Marek, et al.. (2010). Noise-powered probabilistic concentration of phase information. Nature Physics. 6(10). 767–771. 116 indexed citations

11.

Lydersen, Lars, Carlos Wiechers, Christoffer Wittmann, et al.. (2010). Hacking commercial quantum cryptography systems by tailored bright illumination. Nature Photonics. 4(10). 686–689. 717 indexed citations breakdown →

12.

Wittmann, Christoffer, Ulrik L. Andersen, Masahiro Takeoka, Denis Sych, & Gerd Leuchs. (2010). Demonstration of Coherent-State Discrimination Using a Displacement-Controlled Photon-Number-Resolving Detector. Physical Review Letters. 104(10). 100505–100505. 84 indexed citations

13.

Wittmann, Christoffer, Ulrik L. Andersen, Masahiro Takeoka, Denis Sych, & Gerd Leuchs. (2010). Discrimination of binary coherent states using a homodyne detector and a photon number resolving detector. Physical Review A. 81(6). 66 indexed citations

14.

Gabriel, Christian, Christoffer Wittmann, Denis Sych, et al.. (2010). A generator for unique quantum random numbers based on vacuum states. Nature Photonics. 4(10). 711–715. 270 indexed citations

15.

Lydersen, Lars, Carlos Wiechers, Christoffer Wittmann, et al.. (2010). Avoiding the blinding attack in QKD. Nature Photonics. 4(12). 801–801. 38 indexed citations

16.

Müller, C., et al.. (2009). Four-state discrimination via a homodyne-Kennedy hybrid receiver. 108. 1–1. 1 indexed citations

17.

Heim, Bettina, Dominique Elser, Tim J. Bartley, et al.. (2009). Free space quantum key distribution with coherent polarization states. 1–1. 2 indexed citations

18.

Wittmann, Christoffer, Masahiro Takeoka, K. N. Cassemiro, et al.. (2008). Demonstration of Near-Optimal Discrimination of Optical Coherent States. Physical Review Letters. 101(21). 210501–210501. 83 indexed citations

19.

Krivitsky, Leonid A., Ulrik L. Andersen, Ruifang Dong, et al.. (2008). Electronic noise-free measurements of squeezed light. Optics Letters. 33(20). 2395–2395. 3 indexed citations

20.

Gaebel, T., M. Domhan, I. Popa, et al.. (2006). Room-temperature coherent coupling of single spins in diamond. Nature Physics. 2(6). 408–413. 430 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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