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Nonprofit · Hanover · Germany

Laser Zentrum Hannover

In research, Laser Zentrum Hannover stands highest in Physical Sciences (#8,800 of 12,888 worldwide) and Engineering (#5,957 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Mechanical Engineering — Mechanical Engineering is 11.7× its share of world research.

lzh.deROR OpenAlex
World rank, 2022–2025
#17,430
of 28,054 · #5,470 all time
Rank in Germany
#692
of 1,178
Research works
2k
▼ 6% vs 2013–17
Citations
35k
17.7 per fractional work
Top-10% rate
4.2%
record average 16.5%
Open access
22%
world 28%

What is Laser Zentrum Hannover 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 #8,800 of 12,888 4.4%158 #3332
EngineeringField #5,957 of 6,636 4.0%122 #2767

Each strip is that field’s whole ranked pool, with the notch where Laser Zentrum Hannover 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 Laser Zentrum Hannover specialise in?

Where its research is concentrated relative to its size: Mechanical Engineering takes 11.7× the share of its output that it takes of world research.

  1. Mechanical EngineeringSubfield · 36.7 works12×
← 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: 0.17× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.26× its world share, 2 worksBiochemistry, Geneti…Neuroscience: 0.09× its world share, 0 worksNeuroscienceChemical Engineering: 0.84× its world share, 0 worksChemical EngineeringChemistry: 0.50× its world share, 1 worksChemistryComputer Science: 0.12× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 0.33× its world share, 1 worksEarth and Planetary …Energy: 0.42× its world share, 1 worksEnergyEngineering: 4.76× its world share, 122 worksEngineeringEnvironmental Science: 0.21× its world share, 2 worksEnvironmental ScienceMaterials Science: 2.18× its world share, 13 worksMaterials SciencePhysics and Astronomy: 4.41× its world share, 17 worksPhysics and AstronomyDentistry: 0.34× its world share, 0 worksDentistryMedicine: 0.22× its world share, 7 worksMedicineArts and Humanities: 0.02× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.09× its world share, 0 worksBusiness, Management…Economics, Econometrics and Finance: 0.14× its world share, 0 worksEconomics, Econometr…1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Engineering, 4.8×. Every wedge is a field page.

Who are the top researchers at Laser Zentrum Hannover?

Ranked on the composite score, P. Weßels, H. Welling and Boris N. Chichkov lead among researchers whose main affiliation is Laser Zentrum Hannover.

  1. 1 P. Weßels Germany · #15,208 worldwide 1k citations · 79 works
  2. 2 H. Welling Germany · #16,962 worldwide 415 citations · 56 works
  3. 3 Boris N. Chichkov Germany · #72,123 worldwide 804 citations · 121 works
  4. 4 Carsten Reinhardt Germany · #85,710 worldwide 247 citations · 62 works
  5. 5 Andrey B. Evlyukhin Germany · #127,249 worldwide 323 citations · 42 works
  6. 6 Dieter Wandt Germany · #381,570 worldwide 60 citations · 27 works
  7. 7 Andreas Seidel Germany · #436,409 worldwide 76 citations · 27 works
  8. 8 Ludger Overmeyer Germany · #527,020 worldwide 224 citations · 101 works
  9. 9 I. Freitag Germany · #547,763 worldwide 57 citations · 22 works
  10. 10 Dietmar Kracht Germany · #664,831 worldwide 158 citations · 89 works
All ranked researchers at Laser Zentrum Hannover

Which keywords describe research at Laser Zentrum Hannover?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Mechanical Properties, Microstructure, Additive Manufacturing, Nonlinear Optics, Fiber Lasers, Material Characterization, Process Parameters and Process Optimization.

▲ 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. Mechanical Properties27▲ 16×17 topics
  2. Microstructure21▲ 23×9 topics
  3. Additive Manufacturing18▲ 35×4 topics
  4. Nonlinear Optics15▲ 82×4 topics
  5. Fiber Lasers13▲ 81×3 topics
  6. Material Characterization13▲ 62×2 topics
  7. Process Parameters13▲ 68×3 topics
  8. Process Optimization12▲ 108×2 topics
  9. Laser Ablation12▲ 200×2 topics
  10. Femtosecond Laser12▲ 149×2 topics
  11. Micromachining12▲ 148×2 topics
  12. Transparent Materials12▲ 306×1 topic
  13. Ultrafast Dynamics12▲ 306×1 topic
  14. Metallic Components12▲ 100×1 topic
  15. Selective Laser Melting12▲ 100×1 topic
  16. Heat Transfer10▲ 12×2 topics
  17. Residual Stress10▲ 108×1 topic
  18. Welding10▲ 90×1 topic
  19. Raman Lasers8▲ 41×2 topics
  20. Microresonators7▲ 53×2 topics
  21. Biomedical Applications7▲ 3.6×11 topics
  22. Frequency Conversion7▲ 98×3 topics
  23. Microwave Photonics7▲ 45×2 topics
  24. 3D Printing7▲ 17×3 topics
  25. Materials7▲ 17×2 topics
  26. Applications6▲ 14×1 topic
  27. Challenges6▲ 32×1 topic
  28. Spectroscopy6▲ 22×5 topics
  29. Optical Frequency Combs6▲ 66×1 topic
  30. Ultrafast Lasers6▲ 66×1 topic
  31. Gas Sensing5▲ 73×2 topics
  32. High-Power Laser5▲ 172×1 topic
  33. Supercontinuum Generation5▲ 172×1 topic
  34. Photonic Crystals5▲ 25×4 topics
  35. Biosensors5▲ 5.8×5 topics
  36. Crystal Growth5▲ 10×4 topics
  37. Optical Modulators5▲ 19×2 topics
  38. In Vivo Imaging5▲ 32×2 topics
  39. Optical Fiber5▲ 26×2 topics
  40. Integrated Circuits4▲ 16×2 topics

Which research topics does Laser Zentrum Hannover publish most on?

By volume in 2022–2025: Laser Material Processing Techniques, Additive Manufacturing Materials and Processes, Welding Techniques and Residual Stresses and Additive Manufacturing and 3D Printing Technologies.

Laser Material Processing Techniques: 12 fractional worksAdditive Manufacturing Materials and Processes: 12 fractional worksWelding Techniques and R…10Welding Techniques and Residual Stresses: 10 fractional worksAdditive Manufacturing a…6Additive Manufacturing and 3D Printing Technologies: 6 fractional worksAdvanced Fiber Laser Technologies: 6 fractional worksPhotonic Crystal and Fiber Optics: 5 fractional worksSolid State Laser Techno…4Solid State Laser Technologies: 4 fractional worksHigh Entropy Alloys Studies: 4 fractional worksLaser-induced spectroscopy and plasma: 4 fractional worksPhotonic and Optical Devices: 4 fractional works
Computational MechanicsMechanical EngineeringAutomotive EngineeringAtomic and Molecular Physics, and Optics2 others

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

  1. 1 Laser Material Processing Techniques Computational Mechanics 12 works
  2. 2 Additive Manufacturing Materials and Processes Mechanical Engineering 12 works
  3. 3 Welding Techniques and Residual Stresses Mechanical Engineering 10 works
  4. 4 Additive Manufacturing and 3D Printing Technologies Automotive Engineering 6 works
  5. 5 Advanced Fiber Laser Technologies Atomic and Molecular Physics, and Optics 6 works
  6. 6 Photonic Crystal and Fiber Optics Electrical and Electronic Engineering 5 works
  7. 7 Solid State Laser Technologies Electrical and Electronic Engineering 4 works
  8. 8 High Entropy Alloys Studies Mechanical Engineering 4 works
  9. 9 Laser-induced spectroscopy and plasma Mechanics of Materials 4 works
  10. 10 Photonic and Optical Devices Electrical and Electronic Engineering 4 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 available22.5%not open77.5%

World: 28% of research is openly available.

with international co-authors12.8%domestic only87.2%

World: 19% is written across borders.

How has Laser Zentrum Hannover's research output changed?

Output in 2018–2022 was 6% 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 Hanover

All research institutions in Hanover

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.