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Research facility · Cachan · France

Laboratoire de Photonique Quantique et Moléculaire

In research, Laboratoire de Photonique Quantique et Moléculaire stands highest in Physical Sciences (#8,140 of 21,541 worldwide), over all time.

lpqm.ens-paris-saclay.frROR OpenAlex
World rank, all time
#14,531
of 42,892
Rank in France
#952
of 2,321
Research works
190
▼ 35% vs 2013–17
Citations
6.8k
35.5 per fractional work
Top-10% rate
8.7%
record average 16.5%
Open access
37%
world 28%

What is Laboratoire de Photonique Quantique et Moléculaire known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #8,140 of 21,541 20.3%179

Each strip is that field’s whole ranked pool, with the notch where Laboratoire de Photonique Quantique et Moléculaire 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).

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.

Biochemistry, Genetics and Molecular Biology: 0.15× its world share, 0 worksBiochemistry, Geneti…Chemistry: 2.33× its world share, 1 worksChemistryComputer Science: 1.07× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 1.25× its world share, 0 worksEarth and Planetary …Engineering: 2.44× its world share, 7 worksEngineeringEnvironmental Science: 0.02× its world share, 0 worksEnvironmental ScienceMaterials Science: 2.04× its world share, 1 worksMaterials ScienceMathematics: 0.09× its world share, 0 worksMathematicsPhysics and Astronomy: 15.23× its world share, 6 worksPhysics and AstronomyArts and Humanities: 0.63× its world share, 0 worksArts and HumanitiesDecision Sciences: 0.19× its world share, 0 worksDecision SciencesSocial Sciences: 0.43× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Physics and Astronomy, 15.2×. Every wedge is a field page.

Who are the top researchers at Laboratoire de Photonique Quantique et Moléculaire?

Ranked on the composite score, Joseph Zyss, Isabelle Ledoux and Jean‐Sébastien Lauret lead among researchers whose main affiliation is Laboratoire de Photonique Quantique et Moléculaire.

  1. 1 Joseph Zyss France · #429,778 worldwide 353 citations · 126 works
  2. 2 Isabelle Ledoux France · #518,524 worldwide 140 citations · 34 works
  3. 3 Jean‐Sébastien Lauret France · #827,752 worldwide 142 citations · 65 works
All ranked researchers at Laboratoire de Photonique Quantique et Moléculaire

Which keywords describe research at Laboratoire de Photonique Quantique et Moléculaire?

By fractional works in all years, weighted toward what it does more of than the world: Biosensors, Nonlinear Optical Materials, Photonic Crystals, Optical Modulators, Raman Lasers, Crystal Growth, Microcavities and Nanophotonic Waveguides.

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

Size is fractional works in all years 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. Biosensors25▲ 23×10 topics
  2. Nonlinear Optical Materials23▲ 188×3 topics
  3. Photonic Crystals21▲ 72×5 topics
  4. Optical Modulators21▲ 54×3 topics
  5. Raman Lasers16▲ 50×2 topics
  6. Crystal Growth16▲ 25×9 topics
  7. Microcavities16▲ 53×2 topics
  8. Nanophotonic Waveguides16▲ 59×1 topic
  9. Silicon Photonics16▲ 53×1 topic
  10. Vibrational Spectroscopy15▲ 55×3 topics
  11. Density Functional Theory13▲ 25×6 topics
  12. Nonlinear Optics12▲ 37×4 topics
  13. Second Harmonic Generation12▲ 132×2 topics
  14. Biomedical Applications12▲ 5.8×18 topics
  15. Computational Chemistry11▲ 78×2 topics
  16. Electro-Optic Modulators11▲ 288×1 topic
  17. Molecular Structure11▲ 49×1 topic
  18. Polymerization11▲ 32×3 topics
  19. Hybrid Materials11▲ 56×2 topics
  20. Nanocomposite Materials11▲ 112×2 topics
  21. Microfabrication11▲ 82×1 topic
  22. Two-Photon Absorption11▲ 355×1 topic
  23. Microresonators10▲ 40×2 topics
  24. Entanglement9▲ 29×4 topics
  25. Colloidal Crystals9▲ 58×2 topics
  26. Microwave Photonics9▲ 38×2 topics
  27. Slow Light8▲ 58×2 topics
  28. Nanoparticles8▲ 3.2×21 topics
  29. Fiber Lasers8▲ 28×3 topics
  30. Optical Sensors7▲ 27×2 topics
  31. Quantum Computing7▲ 18×3 topics
  32. Hydrogen Bonding7▲ 15×4 topics
  33. Optical Frequency Combs7▲ 48×1 topic
  34. Ultrafast Lasers7▲ 48×1 topic
  35. Raman Spectroscopy7▲ 15×3 topics
  36. Nanocavities7▲ 79×1 topic
  37. Structural Coloration7▲ 79×1 topic
  38. Molecular Dynamics6▲ 13×4 topics
  39. Biological Applications6▲ 25×4 topics
  40. Super-Resolution Imaging5▲ 64×2 topics

Which research topics does Laboratoire de Photonique Quantique et Moléculaire publish most on?

By volume in 2022–2025: Photonic Crystals and Applications, Photonic and Optical Devices, Advanced Optical Sensing Technologies and Quantum Information and Cryptography.

Photonic Crystals and Ap…2Photonic Crystals and Applications: 2 fractional worksPhotonic and Optical Dev…2Photonic and Optical Devices: 2 fractional worksAdvanced Optical Sensing Technologies: 1 fractional worksQuantum Information and Cryptography: 1 fractional worksMechanical and Optical R…0Mechanical and Optical Resonators: 0 fractional worksQuantum and electron transport phenomena: 0 fractional worksDiamond and Carbon-based Materials Research: 0 fractional worksAcademic Writing and Publishing: 0 fractional worksLaser and Thermal Forming Techniques: 0 fractional worksAdvanced Optical Imaging Technologies: 0 fractional works
Atomic and Molecular Physics, and OpticsElectrical and Electronic EngineeringInstrumentationArtificial Intelligence4 others

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

  1. 1 Photonic Crystals and Applications Atomic and Molecular Physics, and Optics 2 works
  2. 2 Photonic and Optical Devices Electrical and Electronic Engineering 2 works
  3. 3 Advanced Optical Sensing Technologies Instrumentation 1 works
  4. 4 Quantum Information and Cryptography Artificial Intelligence 1 works
  5. 5 Mechanical and Optical Resonators Atomic and Molecular Physics, and Optics 0 works
  6. 6 Quantum and electron transport phenomena Atomic and Molecular Physics, and Optics 0 works
  7. 7 Diamond and Carbon-based Materials Research Materials Chemistry 0 works
  8. 8 Academic Writing and Publishing History and Philosophy of Science 0 works
  9. 9 Laser and Thermal Forming Techniques Computational Mechanics 0 works
  10. 10 Advanced Optical Imaging Technologies Media Technology 0 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 available36.6%not open63.4%

World: 28% of research is openly available.

with international co-authors31.3%domestic only68.7%

World: 19% is written across borders.

How has Laboratoire de Photonique Quantique et Moléculaire's research output changed?

Output in 2018–2022 was 35% 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 Cachan

All research institutions in Cachan

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.