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Company · Atsugi · Japan

Semiconductor Energy Laboratory (Japan)

In research, Semiconductor Energy Laboratory (Japan) stands highest in Electrical and Electronic Engineering (#1,141 of 3,725 worldwide), Physical Sciences (#6,040 of 17,446 worldwide) and Engineering (#3,969 of 9,532 worldwide), over all time. Relative to its size it is most specialised in Electrical and Electronic Engineering and Engineering (Electrical and Electronic Engineering is 16.7× its share of world research).

sel.co.jp/en/index.htmlROR OpenAlex
World rank, all time
#20,662
of 34,923
Rank in Japan
#659
of 1,923
Research works
544
▼ 35% vs 2018-21
Citations
8.6k
15.8 per fractional work
Top-10% rate
2.5%
all institutions 10.0%
vs its own fields
0.96×
1.00× is exactly expected
Open access
10%
world 40%
International
10%
world 18%
Semiconductor Energy Laboratory (Japan)

What is Semiconductor Energy Laboratory (Japan) 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
Electrical and Electronic EngineeringSubfield #1,141 of 3,725 7.5%323
Physical SciencesDomain #6,040 of 17,446 7.0%536
EngineeringField #3,969 of 9,532 7.2%369

Each strip is that field's whole ranked pool, with the notch where Semiconductor Energy Laboratory (Japan) 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Semiconductor Energy Laboratory (Japan) work in?

In 2022-now, 95% of research at Semiconductor Energy Laboratory (Japan) is in Physical Sciences, 2% in Life Sciences. Its largest fields are Engineering (70%), Materials Science (16%), Computer Science (3%). It does 2.2× the world's share of Physical Sciences.

Physical Sciences: 41 fractional works · 95.0% of its workEngineering: 30 fractional works · 70.2% of its workElectrical and Electronic Engineering: 26 fractional works · 59.4% of its workBiomedical Engineering: 3 fractional works · 6.4% of its workMedia Technology: 1 fractional works · 1.9% of its workMechanical Engineering: 0 fractional works · 1.2% of its workAerospace Engineering: 0 fractional works · 0.5% of its workAutomotive Engineering: 0 fractional works · 0.4% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.4% of its workMaterials Science: 7 fractional works · 15.5% of its workMaterials Chemistry: 5 fractional works · 11.5% of its workPolymers and Plastics: 1 fractional works · 2.7% of its workSurfaces, Coatings and Films: 0 fractional works · 0.8% of its workGeneral Materials Science: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workComputer Science: 1 fractional works · 3.2% of its workComputer Vision and Pattern Recognition: 1 fractional works · 1.9% of its workHuman-Computer Interaction: 0 fractional works · 0.8% of its workArtificial Intelligence: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPhysics and Astronomy: 1 fractional works · 3.2% of its workAtomic and Molecular Physics, and Optics: 1 fractional works · 2.7% of its workNuclear and High Energy Physics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemistry: 1 fractional works · 1.7% of its workOrganic Chemistry: 0 fractional works · 1.0% of its workPhysical and Theoretical Chemistry: 0 fractional works · 0.8% of its workChemical Engineering: 0 fractional works · 0.8% of its workBioengineering: 0 fractional works · 0.8% of its workEarth and Planetary Sciences: 0 fractional works · 0.2% of its workMathematics: 0 fractional works · 0.2% of its workLife Sciences: 1 fractional works · 2.2% of its workBiochemistry, Genetics and Molecular Biology: 0 fractional works · 1.1% of its workMolecular Biology: 0 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.3% of its workImmunology and Microbiology: 0 fractional works · 0.9% of its workImmunology: 0 fractional works · 0.5% of its workMicrobiology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 0 fractional works · 0.3% of its workAgronomy and Crop Science: 0 fractional works · 0.3% of its workHealth Sciences: 1 fractional works · 2.2% of its workMedicine: 1 fractional works · 1.6% of its workDermatology: 0 fractional works · 1.2% of its workSmaller subfields together: 0 fractional works · 0.4% of its workVeterinary: 0 fractional works · 0.4% of its workSmall Animals: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workHealth Professions: 0 fractional works · 0.2% of its workSpeech and Hearing: 0 fractional works · 0.2% of its workSocial Sciences: 0 fractional works · 0.7% of its workSocial Sciences: 0 fractional works · 0.5% of its workSociology and Political Science: 0 fractional works · 0.3% of its workTransportation: 0 fractional works · 0.3% of its workPsychology: 0 fractional works · 0.1% of its workALL ITS WORKSemiconductorEnergy Laborator…43fractional works, 2022-now
Life Sciences2%Physical Sciences95%Health Sciences2%Social Sciences1%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 16 fields, with their numbers
    1. Engineering3070.2%
    2. Materials Science715.5%
    3. Computer Science13.2%
    4. Physics and Astronomy13.2%
    5. Chemistry11.7%
    6. Chemical Engineering00.8%
    7. Earth and Planetary Sciences00.2%
    8. Mathematics00.2%
    1. Biochemistry, Genetics and Molecular Biology01.1%
    2. Immunology and Microbiology00.9%
    3. Agricultural and Biological Sciences00.3%
    1. Medicine11.6%
    2. Veterinary00.4%
    3. Health Professions00.2%
    1. Social Sciences00.5%
    2. Psychology00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Semiconductor Energy Laboratory (Japan) specialise in?

Where its research is concentrated relative to its size: Electrical and Electronic Engineering takes 16.7× the share of its output that it takes of world research.

  1. Electrical and Electronic EngineeringSubfield · 25.5 works17×
  2. EngineeringField · 30.2 works4.7×
← 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: 0.20× its world share, 0 worksBiochemistry, Geneti…Immunology and Microbiology: 0.86× its world share, 0 worksImmunology and Micro…Chemical Engineering: 2.22× its world share, 0 worksChemical EngineeringChemistry: 1.11× its world share, 1 worksChemistryComputer Science: 0.41× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.12× its world share, 0 worksEarth and Planetary …Engineering: 4.68× its world share, 30 worksEngineeringMaterials Science: 4.45× its world share, 7 worksMaterials ScienceMathematics: 0.16× its world share, 0 worksMathematicsPhysics and Astronomy: 1.42× its world share, 1 worksPhysics and AstronomyHealth Professions: 0.09× its world share, 0 worksHealth ProfessionsMedicine: 0.08× its world share, 1 worksMedicineVeterinary: 2.72× its world share, 0 worksVeterinaryPsychology: 0.04× its world share, 0 worksPsychologySocial Sciences: 0.04× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Engineering, 4.7×. Every wedge is a field page.

All 16 fields, with their numbers
  1. Engineering4.68×30 works
  2. Materials Science4.45×7 works
  3. Veterinary2.72×0 works
  4. Chemical Engineering2.22×0 works
  5. Physics and Astronomy1.42×1 works
  6. Chemistry1.11×1 works
  7. Immunology and Microbiology0.86×0 works
  8. Computer Science0.41×1 works
  9. Biochemistry, Genetics and Molecular Biology0.20×0 works
  10. Mathematics0.16×0 works
  11. Earth and Planetary Sciences0.12×0 works
  12. Health Professions0.09×0 works
  13. Medicine0.08×1 works
  14. Agricultural and Biological Sciences0.05×0 works
  15. Psychology0.04×0 works
  16. Social Sciences0.04×0 works

Who are the top researchers at Semiconductor Energy Laboratory (Japan)?

Ranked on the quality score, Ken‐ichi Okazaki, Yutaka Shionoiri and Ken Fujino lead among researchers whose main affiliation is Semiconductor Energy Laboratory (Japan).

  1. 1 Ken‐ichi Okazaki Japan · #1,787,613 worldwide 5.5k citations · 210 works
  2. 2 Yutaka Shionoiri Japan · #2,481,316 worldwide 664 citations · 34 works
  3. 3 Ken Fujino Japan · #2,537,319 worldwide 362 citations · 22 works
  4. 4 Kazuma Furutani Japan · #3,024,375 worldwide 342 citations · 21 works
  5. 5 Shuhei Nagatsuka Japan · #3,176,542 worldwide 355 citations · 22 works
  6. 6 Hajime Ohtani Japan · #3,202,261 worldwide 180 citations · 17 works
  7. 7 Takuya Hirohashi Japan · #3,274,270 worldwide 374 citations · 22 works
  8. 8 Taisuke Kamada Japan · #3,402,989 worldwide 280 citations · 17 works
  9. 9 Noritaka Ishihara Japan · #3,646,537 worldwide 255 citations · 26 works
  10. 10 Koji Moriya Japan · #3,742,166 worldwide 284 citations · 19 works
All ranked researchers at Semiconductor Energy Laboratory (Japan)

What are the most cited papers from Semiconductor Energy Laboratory (Japan)?

The most cited paper from Semiconductor Energy Laboratory (Japan) is "High-performance perovskite/Cu(In,Ga)Se 2 monolithic tandem solar cells" (Qifeng Han, Yao‐Tsung Hsieh, Lei Meng et al., 2018), with 447 citations. Next come "Record Efficiency for Thin-Film Polycrystalline Solar Cells Up to 22.9% Achieved by Cs-Treated Cu(In,Ga)(Se,S)2" (340) and "Cd-free buffer layer materials on Cu2ZnSn(SxSe1−x)4: Band alignments with ZnO, ZnS, and In2S3" (198).

Most cited papers
#PaperReleasedCitations
1 High-performance perovskite/Cu(In,Ga)Se 2 monolithic tandem solar cells Qifeng Han, Yao‐Tsung Hsieh, Lei Meng et al. · Science 30 Aug 2018 447
2 Record Efficiency for Thin-Film Polycrystalline Solar Cells Up to 22.9% Achieved by Cs-Treated Cu(In,Ga)(Se,S)2 Takuya Kato, Jyh-Lih Wu, Yoshiaki Hirai et al. · IEEE Journal of Photovoltaics 8 Dec 2018 340
3 Cd-free buffer layer materials on Cu2ZnSn(SxSe1−x)4: Band alignments with ZnO, ZnS, and In2S3 D. Aaron R. Barkhouse, Richard Haight, Noriyuki Sakai et al. · Applied Physics Letters 7 May 2012 198
4 15.1: Research, Development, and Application of Crystalline Oxide Semiconductor Shunpei Yamazaki, Jun Koyama, Yoshitaka Yamamoto et al. · SID Symposium Digest of Technical Papers Conference paper Jun 2012 175
5 Cu(In,Ga)(Se,S) 2 solar cell research in Solar Frontier: Progress and current status Takuya Kato · Japanese Journal of Applied Physics 13 Feb 2017 172
All 59 most cited papers, with filters and sorting

Which keywords describe research at Semiconductor Energy Laboratory (Japan)?

By fractional works in 2022-now, weighted toward what it does more of than the world: Solar Cells, Flexible Electronics, Plasmonics, Thin-Film Transistors, Nanoelectronics, Electroluminescence, Atomic Layer Deposition and High-k Dielectrics.

▲ 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-now 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. Solar Cells11▲ 127×4 topics
  2. Flexible Electronics10▲ 134×3 topics
  3. Plasmonics9▲ 384×1 topic
  4. Thin-Film Transistors9▲ 1029×1 topic
  5. Nanoelectronics4▲ 127×2 topics
  6. Electroluminescence4▲ 271×2 topics
  7. Atomic Layer Deposition4▲ 150×1 topic
  8. High-k Dielectrics4▲ 150×1 topic
  9. Field-Effect Transistors3▲ 43×3 topics
  10. Bioimaging3▲ 28×2 topics
  11. Doping3▲ 69×2 topics
  12. Neuromorphic Computing3▲ 54×2 topics
  13. Optical Properties3▲ 97×2 topics
  14. Nanoparticles2▲ 4.2×1 topic
  15. Porous Silicon2▲ 516×1 topic
  16. Nanostructures2▲ 12×3 topics
  17. Biosensors2▲ 9.8×4 topics
  18. Organic Light-Emitting Diodes2▲ 176×1 topic
  19. Phosphorescent Materials2▲ 176×1 topic
  20. Non-Volatile Memory2▲ 44×2 topics
  21. Semiconductors2▲ 15×2 topics
  22. Nanowires2▲ 27×2 topics
  23. Ferromagnetism2▲ 65×1 topic
  24. Zinc Oxide2▲ 68×1 topic
  25. Memristor1▲ 41×1 topic
  26. Radiation Effects1▲ 78×2 topics
  27. Resistive Switching1▲ 41×1 topic
  28. Bulk Heterojunction1▲ 87×1 topic
  29. Conjugated Polymers1▲ 87×1 topic
  30. Semiconductor1▲ 9.5×2 topics
  31. Electrochromic1▲ 79×1 topic
  32. Ferroelectricity1▲ 31×1 topic
  33. Hafnium Oxide1▲ 87×1 topic
  34. Nanosensors1▲ 118×1 topic
  35. Nanowire1▲ 118×1 topic
  36. Nanowire Transistors1▲ 72×1 topic
  37. Tungsten Oxide1▲ 79×1 topic
  38. Tunnel Field-Effect Transistors1▲ 72×1 topic
  39. CMOS Image Sensors1▲ 103×1 topic
  40. Integrated Circuits1▲ 19×2 topics

Which research topics does Semiconductor Energy Laboratory (Japan) publish most on?

By volume in 2022-now: Thin-Film Transistor Technologies, Semiconductor materials and devices, Silicon Nanostructures and Photoluminescence and Organic Light-Emitting Diodes Research.

Thin-Film Transistor Tec…9Thin-Film Transistor Technologies: 9 fractional worksSemiconductor materials and devices: 4 fractional worksSilicon Nanostructures and Photoluminescence: 2 fractional worksOrganic Light-Emitting Diodes Research: 2 fractional worksZnO doping and properties: 2 fractional worksAdvanced Memory and Neural Computing: 1 fractional worksFerroelectric and Negative Capacitance Devices: 1 fractional worksOrganic Electronics and Photovoltaics: 1 fractional worksNanowire Synthesis and Applications: 1 fractional worksAdvancements in Semiconductor Devices and Circuit Design: 1 fractional works
Electrical and Electronic EngineeringMaterials ChemistryBiomedical Engineering

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

  1. 1 Thin-Film Transistor Technologies Electrical and Electronic Engineering 9 works
  2. 2 Semiconductor materials and devices Electrical and Electronic Engineering 4 works
  3. 3 Silicon Nanostructures and Photoluminescence Materials Chemistry 2 works
  4. 4 Organic Light-Emitting Diodes Research Electrical and Electronic Engineering 2 works
  5. 5 ZnO doping and properties Materials Chemistry 2 works
  6. 6 Advanced Memory and Neural Computing Electrical and Electronic Engineering 1 works
  7. 7 Ferroelectric and Negative Capacitance Devices Electrical and Electronic Engineering 1 works
  8. 8 Organic Electronics and Photovoltaics Electrical and Electronic Engineering 1 works
  9. 9 Nanowire Synthesis and Applications Biomedical Engineering 1 works
  10. 10 Advancements in Semiconductor Devices and Circuit Design Electrical and Electronic Engineering 1 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 available10.4%not open89.6%

World: 40% of research is openly available.

with international co-authors9.6%domestic only90.4%

World: 18% is written across borders.

How has Semiconductor Energy Laboratory (Japan)'s research output changed?

Output in 2022-2025 was 35% lower than in 2018-2021.

still counting1990200020102020
grewheldshrank

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

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Semiconductor Energy Laboratory (Japan) as a percentage of every work published that year, 0.00026% in 2024.

still counting0.0010%0.0020%0.0030%Semiconductor Energy Laboratory (Japan)0.00011% in 202519801990200020102020

Fractional works of Semiconductor Energy Laboratory (Japan) over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

10%20%all institutions10.0% in 2019Semiconductor Energy Laboratory (Japan)6.8% in 2019

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 19.4% in 2012.

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