Theodor W. Hänsch

44.7k total citations · 24 hit papers
376 papers, 30.3k citations indexed

About

Theodor W. Hänsch is a scholar working on Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering and Spectroscopy. According to data from OpenAlex, Theodor W. Hänsch has authored 376 papers receiving a total of 30.3k indexed citations (citations by other indexed papers that have themselves been cited), including 355 papers in Atomic and Molecular Physics, and Optics, 142 papers in Electrical and Electronic Engineering and 124 papers in Spectroscopy. Recurrent topics in Theodor W. Hänsch's work include Advanced Fiber Laser Technologies (212 papers), Spectroscopy and Laser Applications (112 papers) and Laser-Matter Interactions and Applications (103 papers). Theodor W. Hänsch is often cited by papers focused on Advanced Fiber Laser Technologies (212 papers), Spectroscopy and Laser Applications (112 papers) and Laser-Matter Interactions and Applications (103 papers). Theodor W. Hänsch collaborates with scholars based in Germany, United States and France. Theodor W. Hänsch's co-authors include Ronald Holzwarth, Th. Udem, Immanuel Bloch, Olaf Mandel, Markus Greiner, Tilman Esslinger, N. Picqué, Albert Schließer, Thomas Udem and Johannes Reichert and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Theodor W. Hänsch

361 papers receiving 28.5k citations

Hit Papers

Quantum phase transition ... 1976 2026 1992 2009 2002 2002 2003 2012 2002 1000 2.0k 3.0k 4.0k
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. Quantum phase transition from a superfluid to a Mott insulator in a gas of ultracold atoms
    2002 4.1k citations Tilman Esslinger, Theodor W. Hänsch et al. profile →
  2. Optical frequency metrology
    2002 2.1k citations Th. Udem, Ronald Holzwarth et al. profile →
  3. Attosecond control of electronic processes by intense light fields
    2003 1.1k citations Th. Udem, Ronald Holzwarth et al. profile →
  4. Mid-infrared frequency combs
    2012 982 citations N. Picqué, Theodor W. Hänsch et al. Nature Photonics profile →
  5. Collapse and revival of the matter wave field of a Bose–Einstein condensate
    2002 874 citations Theodor W. Hänsch et al. profile →
  6. Frequency comb spectroscopy
    2019 765 citations N. Picqué, Theodor W. Hänsch Nature Photonics profile →
  7. Direct Link between Microwave and Optical Frequencies with a 300 THz Femtosecond Laser Comb
    2000 748 citations Ronald Holzwarth, Thomas Udem et al. Physical Review Letters profile →
  8. Atom-chip-based generation of entanglement for quantum metrology
    2010 628 citations Theodor W. Hänsch et al. profile →
  9. Laser frequency stabilization by polarization spectroscopy of a reflecting reference cavity
    1980 597 citations Theodor W. Hänsch et al. profile →
  10. Doppler-Free Laser Polarization Spectroscopy
    1976 557 citations Theodor W. Hänsch et al. Physical Review Letters profile →
  11. Nobel Lecture: Passion for precision
    2006 556 citations Theodor W. Hänsch profile →
  12. Absolute Optical Frequency Measurement of the CesiumD1Line with a Mode-Locked Laser
    1999 521 citations Th. Udem, Ronald Holzwarth et al. Physical Review Letters profile →
  13. Exploring Phase Coherence in a 2D Lattice of Bose-Einstein Condensates
    2001 493 citations Theodor W. Hänsch, Tilman Esslinger et al. Physical Review Letters profile →
  14. Bose–Einstein condensation on a microelectronic chip
    2001 468 citations Theodor W. Hänsch, Jakob Reichel et al. profile →
  15. Laser Frequency Combs for Astronomical Observations
    2008 461 citations Constanza Araujo-Hauck, Ronald Holzwarth et al. Science profile →
  16. Cavity-enhanced dual-comb spectroscopy
    2009 397 citations Birgitta Bernhardt, Akira Ozawa et al. Nature Photonics profile →
  17. A 920-Kilometer Optical Fiber Link for Frequency Metrology at the 19th Decimal Place
    2012 371 citations Katharina Predehl, Stefan Droste et al. Science profile →
  18. Atom Laser with a cw Output Coupler
    1999 358 citations Theodor W. Hänsch, Tilman Esslinger et al. Physical Review Letters profile →
  19. A compact grating-stabilized diode laser system for atomic physics
    1995 302 citations Tilman Esslinger, Theodor W. Hänsch et al. profile →
  20. Measuring the frequency of light with mode-locked lasers
    1999 284 citations Ronald Holzwarth, Th. Udem et al. profile →
  21. Accurate measurement of large optical frequency differences with a mode-locked laser
    1999 250 citations Th. Udem, Ronald Holzwarth et al. profile →
  22. The Rydberg constant and proton size from atomic hydrogen
    2017 241 citations Lothar Maisenbacher, Arthur Matveev et al. Science profile →
  23. Phase-Coherent Measurement of the Hydrogen1S−2STransition Frequency with an Optical Frequency Interval Divider Chain
    1997 241 citations Th. Udem, Martin Weitz et al. Physical Review Letters profile →
  24. Scanning plasmon near-field microscope
    1992 215 citations Theodor W. Hänsch 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 Career Trend Papers Cites
Theodor W. Hänsch Germany 74 28.0k 10.6k 5.9k 2.8k 1.5k 376 30.3k
Jun Ye United States 90 26.3k 0.9× 6.3k 0.6× 5.7k 1.0× 2.5k 0.9× 739 0.5× 358 28.4k
H. Walther Germany 70 18.7k 0.7× 2.3k 0.2× 3.1k 0.5× 8.7k 3.1× 1.1k 0.7× 412 20.6k
Robert L. Byer United States 78 17.0k 0.6× 15.5k 1.5× 2.1k 0.4× 1.2k 0.4× 1.0k 0.7× 526 23.5k
U. Fano United States 55 19.8k 0.7× 3.5k 0.3× 4.5k 0.8× 1.1k 0.4× 1.5k 1.0× 134 24.7k
D. J. Wineland United States 75 23.1k 0.8× 1.9k 0.2× 1.9k 0.3× 14.0k 5.0× 632 0.4× 229 25.2k
Wayne M. Itano United States 70 21.4k 0.8× 1.6k 0.2× 1.9k 0.3× 12.8k 4.6× 658 0.4× 197 23.2k
John Clarke United States 77 13.3k 0.5× 3.9k 0.4× 1.0k 0.2× 3.5k 1.2× 1.7k 1.2× 402 21.0k
Marlan O. Scully United States 91 33.7k 1.2× 5.2k 0.5× 1.6k 0.3× 13.7k 4.8× 940 0.6× 822 39.0k
Charles W. Clark United States 52 10.9k 0.4× 986 0.1× 946 0.2× 1.1k 0.4× 988 0.7× 282 14.7k
M. Inguscio Italy 67 15.2k 0.5× 1.3k 0.1× 2.3k 0.4× 1.4k 0.5× 262 0.2× 311 16.7k

Countries citing papers authored by Theodor W. Hänsch

Since Specialization
Citations

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

Fields of papers citing papers by Theodor W. Hänsch

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Theodor W. Hänsch. 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 Theodor W. Hänsch. The network helps show where Theodor W. Hänsch may publish in the future.

Co-authorship network of co-authors of Theodor W. Hänsch

This figure shows the co-authorship network connecting the top 25 collaborators of Theodor W. Hänsch. A scholar is included among the top collaborators of Theodor W. Hänsch 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 Theodor W. Hänsch. Theodor W. Hänsch 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.
Weitenberg, Johannes, et al.. (2024). An ultra-stable high-power optical frequency comb. APL Photonics. 9(2). 6 indexed citations
2.
Weitenberg, Johannes, et al.. (2023). Low-repetition-rate optical frequency comb. Optica. 11(1). 1–1. 9 indexed citations
3.
Weitenberg, Johannes, et al.. (2022). Number-resolved detection of dark ions in Coulomb crystals. Physical review. A. 106(4). 4 indexed citations
4.
Wang, Zhenhai, et al.. (2021). Dual-comb hyperspectral digital holography. Virtual Community of Pathological Anatomy (University of Castilla La Mancha). 68 indexed citations
5.
Grinin, Alexey, Arthur Matveev, D. C. Yost, et al.. (2020). Two-photon frequency comb spectroscopy of atomic hydrogen. Science. 370(6520). 1061–1066. 101 indexed citations
6.
Chen, Zaijun, Ming Yan, Theodor W. Hänsch, & N. Picqué. (2017). Evanescent-Wave Gas Sensing with Dual-Comb Spectroscopy. Conference on Lasers and Electro-Optics. SF1M.7–SF1M.7. 3 indexed citations
7.
Yan, Ming, Pei-Ling Luo, Kana Iwakuni, et al.. (2017). Mid-infrared dual-comb spectroscopy with electro-optic modulators. Light Science & Applications. 6(10). e17076–e17076. 156 indexed citations
8.
Ishizawa, Atsushi, Tadashi Nishikawa, Ming Yan, et al.. (2015). Optical Frequency Combs of Multi-GHz Line-spacing for Real-time Multi-heterodyne Spectroscopy. SW1G.7–SW1G.7. 4 indexed citations
9.
Droste, Stefan, Thomas Udem, Ronald Holzwarth, & Theodor W. Hänsch. (2015). Optical frequency dissemination for metrology applications. Comptes Rendus Physique. 16(5). 524–530. 12 indexed citations
10.
Millot, G., Stéphane Pitois, Ming Yan, et al.. (2015). Frequency-agile dual-comb spectroscopy. Nature Photonics. 10(1). 27–30. 257 indexed citations
11.
Deutsch, Christian, et al.. (2013). Scaling laws of the cavity enhancement for NV centers in diamond. arXiv (Cornell University). 1 indexed citations
12.
Lezius, M., Katharina Predehl, Α. Türler, et al.. (2012). Radiation Induced Absorption in Rare Earth Doped Optical Fibers. IEEE Transactions on Nuclear Science. 59(2). 425–433. 55 indexed citations
13.
Jacquet, Patrick, Julien Mandon, G. Guelachvili, et al.. (2009). Precision Fourier Transform Spectroscopy with Femtosecond Frequency Combs. The Knowledge Bank (The Ohio State University). 64. 1 indexed citations
14.
Herrmann, M. G., Valentin Batteiger, S. Knünz, et al.. (2009). Frequency Metrology on Single Trapped Ions in the Weak Binding Limit: The3s1/2−3p3/2Transition inMg+24. Physical Review Letters. 102(1). 13006–13006. 44 indexed citations
15.
Araujo-Hauck, Constanza, L. Pasquini, A. Manescau, et al.. (2007). Future wavelength calibration standards at ESO : the Laser Frequency Comb. Swinburne Research Bank (Swinburne University of Technology). 129. 24–26. 6 indexed citations
16.
Hänsch, Theodor W.. (2007). A Passion for Precision. 1–1. 1 indexed citations
17.
Köhl, M., Tilman Esslinger, Klaus Mølmer, Theodor W. Hänsch, & Thomas Busch. (2005). Observing the profile of an atom laser beam (4 pages). Physical Review A. 72(6). 63618. 1 indexed citations
18.
Fendel, Peter, et al.. (2005). Generation of Continuous Coherent Radiation at Lyman-α and 1S-2P Spectroscopy of Atomic Hydrogen. Laser Physics. 15(1). 46–54. 8 indexed citations
19.
Cataliotti, F. S., et al.. (2001). Superresolution of Pulsed Multiphoton Raman Transitions. Physical Review Letters. 87(11). 113601–113601. 16 indexed citations
20.
Weitz, Martin, et al.. (2000). Resolving and addressing atoms in individual sites of a CO/sub 2/-laser optical lattice. Quantum Electronics and Laser Science Conference. 150–151. 3 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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