Robert Fickler

6.8k total citations · 7 hit papers
69 papers, 3.7k citations indexed

About

Robert Fickler is a scholar working on Atomic and Molecular Physics, and Optics, Artificial Intelligence and Electrical and Electronic Engineering. According to data from OpenAlex, Robert Fickler has authored 69 papers receiving a total of 3.7k indexed citations (citations by other indexed papers that have themselves been cited), including 63 papers in Atomic and Molecular Physics, and Optics, 43 papers in Artificial Intelligence and 16 papers in Electrical and Electronic Engineering. Recurrent topics in Robert Fickler's work include Quantum Information and Cryptography (38 papers), Orbital Angular Momentum in Optics (38 papers) and Quantum Mechanics and Applications (20 papers). Robert Fickler is often cited by papers focused on Quantum Information and Cryptography (38 papers), Orbital Angular Momentum in Optics (38 papers) and Quantum Mechanics and Applications (20 papers). Robert Fickler collaborates with scholars based in Canada, Austria and Finland. Robert Fickler's co-authors include Anton Zeilinger, Mario Krenn, Radek Łapkiewicz, Sven Ramelow, Robert W. Boyd, Mehul Malik, Marcus Huber, Ebrahim Karimi, William N. Plick and Frédéric Bouchard and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and Physical Review Letters.

In The Last Decade

Robert Fickler

63 papers receiving 3.5k citations

Hit Papers

5 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.

Quantum Entanglement of High Angular Momenta

2012 622 citations Robert Fickler, Mario Krenn et al. profile →
High-dimensional intracity quantum cryptography with structured photons

2017 366 citations Alicia Sit, Frédéric Bouchard et al. Optica profile →
Twisted light transmission over 143 km

2016 290 citations Mario Krenn, Johannes Handsteiner et al. Proceedings of the National Academy of Sciences profile →
Multi-photon entanglement in high dimensions

2016 246 citations Mehul Malik, Mario Krenn et al. Nature Photonics profile →
Generation and confirmation of a (100 × 100)-dimensional entangled quantum system

2014 219 citations Mario Krenn, Robert Fickler et al. Proceedings of the National Academy of Sciences profile →
Quantum entanglement of angular momentum states with quantum numbers up to 10,010

2016 192 citations Robert Fickler, Anton Zeilinger et al. Proceedings of the National Academy of Sciences profile →
Automated Search for new Quantum Experiments

2016 153 citations Mario Krenn, Mehul Malik et al. Physical Review Letters profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Robert Fickler Canada	26	3.1k	1.8k	907	784	368	69	3.7k
Xi‐Lin Wang China	25	3.3k 1.1×	2.1k 1.1×	1.0k 1.1×	599 0.8×	387 1.1×	99	4.1k
Mohammad Mirhosseini United States	30	2.8k 0.9×	1.1k 0.6×	788 0.9×	941 1.2×	195 0.5×	54	3.1k
Mehul Malik United States	23	2.7k 0.9×	1.6k 0.9×	732 0.8×	763 1.0×	198 0.5×	63	3.2k
Sergei Slussarenko Italy	22	3.0k 0.9×	1.4k 0.8×	912 1.0×	669 0.9×	722 2.0×	54	3.4k
Andrea Aiello Germany	37	4.6k 1.5×	1.2k 0.7×	1.7k 1.8×	1.3k 1.7×	571 1.6×	115	5.0k
Sven Ramelow Austria	27	3.0k 0.9×	2.0k 1.1×	400 0.4×	847 1.1×	158 0.4×	63	3.5k
Gabriel Molina‐Terriza Spain	31	4.0k 1.3×	1.1k 0.6×	1.7k 1.8×	609 0.8×	717 1.9×	93	4.4k
Daniel A. Nolan United States	26	3.6k 1.2×	1.5k 0.8×	972 1.1×	1.9k 2.5×	498 1.4×	124	4.7k
Bruno Piccirillo Italy	25	3.0k 1.0×	859 0.5×	1.0k 1.1×	585 0.7×	709 1.9×	68	3.3k
M. P. van Exter Netherlands	38	3.8k 1.2×	1.2k 0.7×	1.7k 1.9×	2.4k 3.1×	739 2.0×	185	5.3k

Countries citing papers authored by Robert Fickler

Since Specialization

Citations

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

Fields of papers citing papers by Robert Fickler

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Robert Fickler

This figure shows the co-authorship network connecting the top 25 collaborators of Robert Fickler. A scholar is included among the top collaborators of Robert Fickler 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 Robert Fickler. Robert Fickler is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Hu, Jianqi, et al.. (2025). Generalized angle–orbital angular momentum Talbot effect and modulo mode sorting. Nature Photonics. 19(4). 392–399. 1 indexed citations

Stickler, Benjamin A., et al.. (2025). Talbot interference of whispering gallery modes. APL Photonics. 10(1).

Tkachenko, Nikolai V., et al.. (2025). Ultrafast Modulation of Guided‐Mode Resonance in a Nonlinear Silicon Nitride Grating. Advanced Optical Materials. 13(7). 1 indexed citations

Kopf, Lea, et al.. (2025). Conservation of Angular Momentum on a Single-Photon Level. Physical Review Letters. 134(20). 203601–203601. 4 indexed citations

Zhang, Zheshen, Chenglong You, Omar S. Magaña‐Loaiza, et al.. (2024). Entanglement-based quantum information technology: a tutorial. Advances in Optics and Photonics. 16(1). 60–60. 25 indexed citations

Ornigotti, Marco, et al.. (2024). Observation of the topological aberrations of twisted light. Nature Communications. 15(1). 8162–8162. 1 indexed citations

Fickler, Robert, Lea Kopf, & Marco Ornigotti. (2024). Higher-order Poincaré spheres and spatiospectral Poincaré beams. Physical Review Research. 6(3). 5 indexed citations

Sanz, Ángel S., A. B. Klimov, J. Řeháček, et al.. (2024). Robust quantum metrology with random Majorana constellations. Quantum Science and Technology. 10(1). 15053–15053.

Fickler, Robert, et al.. (2023). High-efficiency interface between multi-mode and single-mode fibers. Optics Letters. 48(4). 1000–1000. 3 indexed citations

10.

Bouchard, Frédéric, J. Řeháček, Z. Hradil, et al.. (2023). Sensing Rotations with Multiplane Light Conversion. Physical Review Applied. 20(2). 11 indexed citations

11.

Kopf, Lea, et al.. (2023). Endless fun in high dimensions—A quantum card game. American Journal of Physics. 91(6). 458–462. 7 indexed citations

12.

Ornigotti, Marco, et al.. (2022). Observation of the quantum Gouy phase. Nature Photonics. 16(12). 828–833. 20 indexed citations

13.

Eismann, Jörg S., Sergey Nechayev, M. Zahirul Alam, et al.. (2022). Enhanced spin–orbit coupling in an epsilon-near-zero material. Optica. 9(9). 1094–1094. 8 indexed citations

14.

Fickler, Robert, et al.. (2021). High-Dimensional Two-Photon Interference Effects in Spatial Modes. Physical Review Letters. 126(12). 123601–123601. 44 indexed citations

15.

Stickler, Benjamin A., Lea Kopf, Regina Gumenyuk, et al.. (2021). Talbot self-imaging and two-photon interference in ring-core fibers. Physical review. A. 104(6). 3 indexed citations

16.

Bouchard, Frédéric, Alicia Sit, Yingwen Zhang, et al.. (2020). Two-photon interference: the Hong–Ou–Mandel effect. Reports on Progress in Physics. 84(1). 12402–12402. 121 indexed citations

17.

Kopf, Lea, et al.. (2020). Endless Fun in high dimensions - a card game to program a high-dimensional quantum computer. Zenodo (CERN European Organization for Nuclear Research). 1 indexed citations

18.

Fickler, Robert, Frédéric Bouchard, Enno Giese, et al.. (2019). Full-field mode sorter using two optimized phase transformations for high-dimensional quantum cryptography. Journal of Optics. 22(2). 24001–24001. 14 indexed citations

19.

Prabhakar, Shashi, et al.. (2019). Wavefront Matching Code for Transverse Spatial Mode Conversion. Figshare. 2 indexed citations

20.

Krenn, Mario, Johannes Handsteiner, Matthias Fink, et al.. (2016). Twisted light transmission over 143 km. Proceedings of the National Academy of Sciences. 113(48). 13648–13653. 290 indexed citations breakdown →

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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