Piet O. Schmidt

8.8k total citations · 4 hit papers
99 papers, 5.9k citations indexed

About

Piet O. Schmidt is a scholar working on Atomic and Molecular Physics, and Optics, Artificial Intelligence and Statistics, Probability and Uncertainty. According to data from OpenAlex, Piet O. Schmidt has authored 99 papers receiving a total of 5.9k indexed citations (citations by other indexed papers that have themselves been cited), including 94 papers in Atomic and Molecular Physics, and Optics, 31 papers in Artificial Intelligence and 8 papers in Statistics, Probability and Uncertainty. Recurrent topics in Piet O. Schmidt's work include Advanced Frequency and Time Standards (58 papers), Cold Atom Physics and Bose-Einstein Condensates (56 papers) and Quantum Information and Cryptography (31 papers). Piet O. Schmidt is often cited by papers focused on Advanced Frequency and Time Standards (58 papers), Cold Atom Physics and Bose-Einstein Condensates (56 papers) and Quantum Information and Cryptography (31 papers). Piet O. Schmidt collaborates with scholars based in Germany, United States and Austria. Piet O. Schmidt's co-authors include Wayne M. Itano, T. Rosenband, D. J. Wineland, Jonas Bergquist, R. Blatt, David Hume, C. Langer, J. R. Crespo López-Urrutia, J. E. Stalnaker and Tara M. Fortier and has published in prestigious journals such as Nature, Science and Physical Review Letters.

In The Last Decade

Piet O. Schmidt

89 papers receiving 5.6k citations

Hit Papers

Frequency Ratio of Al+and Hg+Single-Ion Optical Clocks; M... 2005 2026 2012 2019 2008 2005 2005 2018 250 500 750 1000
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.

  1. Frequency Ratio of Al+and Hg+Single-Ion Optical Clocks; Metrology at the 17th Decimal Place
    2008 1000 citations David Hume, Piet O. Schmidt et al. profile →
  2. Scalable multiparticle entanglement of trapped ions
    2005 858 citations Piet O. Schmidt et al. Nature profile →
  3. Spectroscopy Using Quantum Logic
    2005 466 citations Piet O. Schmidt, Wayne M. Itano et al. profile →
  4. The quantum technologies roadmap: a European community view
    2018 400 citations Piet O. Schmidt et al. New Journal of Physics profile →

Peers

Piet O. Schmidt
T. Rosenband United States
David Hume United States
C. W. Chou United States
T. W. Hänsch Germany
D. J. Heinzen United States
E. Peik Germany
Eite Tiesinga United States
J.H. Shirley United States
S. Schiller Germany
Roee Ozeri Israel
T. Rosenband United States
Piet O. Schmidt
Citations per year, relative to Piet O. Schmidt Piet O. Schmidt (= 1×) peers T. Rosenband

Countries citing papers authored by Piet O. Schmidt

Since Specialization
Citations

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

Fields of papers citing papers by Piet O. Schmidt

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Piet O. Schmidt. 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 Piet O. Schmidt. The network helps show where Piet O. Schmidt may publish in the future.

Co-authorship network of co-authors of Piet O. Schmidt

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

All Works

20 of 20 papers shown
1.
Krämer, Johannes, Nicolas Spethmann, Klemens Hammerer, et al.. (2026). Entanglement-Enhanced Optical Ion Clock. Physical Review Letters. 136(7). 73601–73601.
2.
Chen, Shuying, Jean-Paul Gilles, A. Surzhykov, et al.. (2025). Excited-State Magnetic Properties of Carbon-like Ca14+. Physical Review Letters. 135(4). 43002–43002.
3.
Porsev, S. G., et al.. (2025). Finding the Ultranarrow P 3 2 → P 3 0 Electric Quadrupole Transition in Ni 12 + Ion for an Optical Clock. Physical Review Letters. 135(9). 93002–93002.
4.
Krämer, Johannes, et al.. (2024). Multi-ion Frequency Reference Using Dynamical Decoupling. Physical Review Letters. 133(3). 33203–33203. 5 indexed citations
5.
Wolf, Fabian, et al.. (2024). Prospect for precision quantum logic spectroscopy of vibrational overtone transitions in molecular oxygen ions. New Journal of Physics. 26(1). 13028–13028. 3 indexed citations
6.
Keller, Jonas, et al.. (2024). Deterministic preparation of a dual-species two-ion crystal. Physical review. A. 110(1).
7.
Kraus, B., et al.. (2024). Ultra-stable transportable ultraviolet clock laser using cancellation between photo-thermal and photo-birefringence noise. Optics Letters. 50(2). 658–658. 1 indexed citations
8.
Chen, Shuying, et al.. (2024). Identification of highly forbidden optical transitions in highly charged ions. Physical Review Applied. 22(5). 1 indexed citations
9.
Henninger, R., et al.. (2023). Sympathetically cooled highly charged ions in a radio-frequency trap with superconducting magnetic shielding. Review of Scientific Instruments. 94(8). 2 indexed citations
10.
King, S. A., P. Micke, Tobias Leopold, et al.. (2022). An optical atomic clock based on a highly charged ion. Nature. 611(7934). 43–47. 75 indexed citations
11.
Kraus, B., et al.. (2022). Phase-stabilized UV light at 267 nm through twofold second harmonic generation. Optics Express. 30(25). 44992–44992. 6 indexed citations
12.
King, S. A., et al.. (2021). Algorithmic Ground-State Cooling of Weakly Coupled Oscillators Using Quantum Logic. Physical Review X. 11(4). 16 indexed citations
13.
Bogen, Stéphane, Steffen Kühn, Michael Rosner, et al.. (2021). An ultralow-noise superconducting radio-frequency ion trap for frequency metrology with highly charged ions. Review of Scientific Instruments. 92(8). 83203–83203. 7 indexed citations
14.
Bekker, Hendrik, Anastasia Borschevsky, Z. Harman, et al.. (2019). Detection of the 5p – 4f orbital crossing and its optical clock transition in Pr9+. Nature Communications. 10(1). 5651–5651. 41 indexed citations
15.
Wolf, Fabian, Manuel Gessner, Luca Pezzè, et al.. (2019). Motional Fock states for quantum-enhanced amplitude and phase measurements with trapped ions. Nature Communications. 10(1). 2929–2929. 85 indexed citations
16.
Micke, P., Steffen Kühn, Lisa Buchauer, et al.. (2018). The Heidelberg compact electron beam ion traps. Review of Scientific Instruments. 89(6). 63109–63109. 46 indexed citations
17.
Gebert, Florian, C. Gorges, S. Kaufmann, et al.. (2017). Ca+の4p2P1/2,3/2微細構造二重項の核における電子密度の予想外に大きな差. Applied Physics B. 123(1). 10. 1 indexed citations
18.
Wolf, Fabian, et al.. (2015). Quantum logic with molecular ions. arXiv (Cornell University). 1 indexed citations
19.
Schmidt, Piet O., J. C. J. Koelemeij, David Hume, et al.. (2006). Spectroscopy of atomic and molecular ions using quantum logic. AIP conference proceedings. 862. 305–312. 12 indexed citations
20.
Hahnel, Sebastian, et al.. (1978). [The use of liquid crystal thermography for the quantification of radiation responses of the skin in experimental radiation therapy].. Munich Personal RePEc Archive (Ludwig Maximilian University of Munich). 19(3). 337–46. 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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