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Research facility · Hamburg · Germany

Center for Free-Electron Laser Science

In research, Center for Free-Electron Laser Science stands highest in Physical Sciences (#1,782 of 12,888 worldwide) and Physics and Astronomy (#488 of 1,646 worldwide), 2022–2025. Relative to its size it is most specialised in Atomic and Molecular Physics, and Optics and Physics and Astronomy — Atomic and Molecular Physics, and Optics is 38.4× its share of world research.

cfel.deROR OpenAlex
World rank, 2022–2025
#2,854
of 28,054 · #2,146 all time
Rank in Germany
#139
of 1,178
Research works
807
▼ 3% vs 2013–17
Citations
19k
23.7 per fractional work
Top-10% rate
20.5%
record average 16.5%
Open access
68%
world 28%

What is Center for Free-Electron Laser Science known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #1,782 of 12,888 19.6%161 #1715
Physics and AstronomyField #488 of 1,646 22.4%79 #709

Each strip is that field’s whole ranked pool, with the notch where Center for Free-Electron Laser Science sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Center for Free-Electron Laser Science specialise in?

Where its research is concentrated relative to its size: Atomic and Molecular Physics, and Optics takes 38.4× the share of its output that it takes of world research.

  1. Atomic and Molecular Physics, and OpticsSubfield · 50.2 works38×
  2. Physics and AstronomyField · 78.8 works19×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.05× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.49× its world share, 14 worksBiochemistry, Geneti…Immunology and Microbiology: 0.10× its world share, 0 worksImmunology and Micro…Neuroscience: 0.32× its world share, 1 worksNeuroscienceChemical Engineering: 0.35× its world share, 0 worksChemical EngineeringChemistry: 4.67× its world share, 13 worksChemistryComputer Science: 0.37× its world share, 5 worksComputer ScienceEarth and Planetary Sciences: 0.42× its world share, 1 worksEarth and Planetary …Energy: 0.26× its world share, 0 worksEnergyEngineering: 1.42× its world share, 39 worksEngineeringEnvironmental Science: 0.10× its world share, 1 worksEnvironmental ScienceMaterials Science: 3.37× its world share, 22 worksMaterials ScienceMathematics: 0.23× its world share, 0 worksMathematicsPhysics and Astronomy: 19.44× its world share, 79 worksPhysics and AstronomyMedicine: 0.13× its world share, 5 worksMedicineDecision Sciences: 0.04× its world share, 0 worksDecision SciencesPsychology: 0.03× its world share, 0 worksPsychologySocial Sciences: 0.01× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Physics and Astronomy, 19.4×. Every wedge is a field page.

Who are the top researchers at Center for Free-Electron Laser Science?

Ranked on the composite score, Anton Barty, Giovanni Cirmi and Sebastian Trippel lead among researchers whose main affiliation is Center for Free-Electron Laser Science.

  1. 1 Anton Barty Germany · #23,510 worldwide 446 citations · 46 works
  2. 2 Giovanni Cirmi Germany · #83,586 worldwide 185 citations · 40 works
  3. 3 Sebastian Trippel Germany · #240,262 worldwide 106 citations · 26 works
  4. 4 Daniel A. Horke Germany · #343,112 worldwide 84 citations · 22 works
  5. 5 Jochen Küpper Germany · #505,271 worldwide 188 citations · 76 works
  6. 6 Shih‐Hsuan Chia Germany · #507,025 worldwide 66 citations · 24 works
  7. 7 Guoqing Chang Germany · #734,087 worldwide 126 citations · 51 works
  8. 8 Patrik Vagovič Germany · #788,472 worldwide 46 citations · 24 works
  9. 9 Joss Wiese Germany · #1,083,084 worldwide 38 citations · 17 works
  10. 10 Terry Mullins Germany · #1,110,084 worldwide 53 citations · 15 works
All ranked researchers at Center for Free-Electron Laser Science

Which keywords describe research at Center for Free-Electron Laser Science?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Nonlinear Optics, Molecular Dynamics, Tomography, X-ray Imaging, Fiber Lasers, Nanoscale Imaging, Microresonators and Phase Retrieval.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Nonlinear Optics22▲ 110×4 topics
  2. Molecular Dynamics18▲ 60×5 topics
  3. Tomography12▲ 37×4 topics
  4. X-ray Imaging12▲ 185×2 topics
  5. Fiber Lasers12▲ 66×3 topics
  6. Nanoscale Imaging11▲ 68×2 topics
  7. Microresonators11▲ 73×3 topics
  8. Phase Retrieval11▲ 388×1 topic
  9. Ptychography11▲ 388×1 topic
  10. Microwave Photonics10▲ 62×2 topics
  11. X-Ray Spectroscopy10▲ 119×2 topics
  12. Attosecond Physics9▲ 232×1 topic
  13. High-Harmonic Generation9▲ 232×1 topic
  14. Optical Frequency Combs9▲ 92×1 topic
  15. Ultrafast Lasers9▲ 92×1 topic
  16. Imaging9▲ 20×7 topics
  17. Spectroscopy9▲ 29×6 topics
  18. Biomedical Applications7▲ 3.3×16 topics
  19. Hydrogen Bonding7▲ 44×4 topics
  20. Structure Determination7▲ 128×2 topics
  21. High-Resolution Imaging7▲ 76×2 topics
  22. Image Processing6▲ 8.0×3 topics
  23. Cryo-Electron Microscopy6▲ 218×1 topic
  24. Raman Lasers6▲ 30×2 topics
  25. Single-Particle Analysis6▲ 218×1 topic
  26. Electronic Structure Calculations6▲ 50×2 topics
  27. Vibrational Spectroscopy6▲ 41×3 topics
  28. Metamaterials6▲ 22×5 topics
  29. Frequency Conversion6▲ 75×3 topics
  30. Photosynthesis6▲ 66×1 topic
  31. Quantum Coherence6▲ 100×1 topic
  32. Biosensors6▲ 6.0×8 topics
  33. Crystal Growth6▲ 11×8 topics
  34. Optical Modulators5▲ 20×3 topics
  35. Synchrotron Radiation5▲ 60×2 topics
  36. Two-Dimensional Materials5▲ 12×4 topics
  37. Density Functional Theory5▲ 26×4 topics
  38. Small-Angle Scattering5▲ 47×2 topics
  39. Electronic Structure5▲ 14×8 topics
  40. Spintronics4▲ 18×4 topics

Which research topics does Center for Free-Electron Laser Science publish most on?

By volume in 2022–2025: Advanced X-ray Imaging Techniques, Laser-Matter Interactions and Applications, Advanced Fiber Laser Technologies and Advanced Electron Microscopy Techniques and Applications.

Advanced X-ray Imaging Techniques: 11 fractional worksLaser-Matter Interactions and Applications: 9 fractional worksAdvanced Fiber Laser Tec…9Advanced Fiber Laser Technologies: 9 fractional worksAdvanced Electron Micros…6Advanced Electron Microscopy Techniques and Applications: 6 fractional worksSpectroscopy and Quantum Chemical Studies: 6 fractional worksEnzyme Structure and Function: 4 fractional worksAdvanced Chemical Physic…4Advanced Chemical Physics Studies: 4 fractional worksTerahertz technology and applications: 4 fractional worksPhotonic and Optical Devices: 3 fractional worksTopological Materials and Phenomena: 3 fractional works
RadiationAtomic and Molecular Physics, and OpticsStructural BiologyMaterials Chemistry1 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Advanced X-ray Imaging Techniques Radiation 11 works
  2. 2 Laser-Matter Interactions and Applications Atomic and Molecular Physics, and Optics 9 works
  3. 3 Advanced Fiber Laser Technologies Atomic and Molecular Physics, and Optics 9 works
  4. 4 Advanced Electron Microscopy Techniques and Applications Structural Biology 6 works
  5. 5 Spectroscopy and Quantum Chemical Studies Atomic and Molecular Physics, and Optics 6 works
  6. 6 Enzyme Structure and Function Materials Chemistry 4 works
  7. 7 Advanced Chemical Physics Studies Atomic and Molecular Physics, and Optics 4 works
  8. 8 Terahertz technology and applications Electrical and Electronic Engineering 4 works
  9. 9 Photonic and Optical Devices Electrical and Electronic Engineering 3 works
  10. 10 Topological Materials and Phenomena Atomic and Molecular Physics, and Optics 3 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available68.5%not open31.5%

World: 28% of research is openly available.

with international co-authors55.3%domestic only44.7%

World: 19% is written across borders.

How has Center for Free-Electron Laser Science's research output changed?

Output in 2018–2022 was 3% lower than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Hamburg

All research institutions in Hamburg

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.