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City · Algeria

Research in Djelfa

Science Explorer records 2 research institutions in Djelfa, Algeria. The highest-ranked on research quality in 2022-now are Ziane Achour University of Djelfa.

Research institutions
2
1 of them ranked worldwide
Research works
1.5k
▲ 46% vs 2018-21
Citations
8.4k
5.6 per fractional work, all time
Top-10% rate, 2022-now
8.2%
all institutions 10.0%
Active span
1970-2026
57 years on the record
Djelfa

A city carries no overall standing here. The quality score is built for institutions and countries, the units its floors and field normalisation were designed around. An empty rank on this page is a statement about the measure, not about the place.

Which research institutions are in Djelfa?

#InstitutionWorksAgainst the largest hereWorld rank
1Ziane Achour University of DjelfaUniversity 1,509 #6,657
2Centre de recherche en Agropastoralisme (CRAPast)Research facility 3 not ranked

By fractional works over the whole record; world rank on research quality in 2022-now. Bars are scaled to the largest institution in this city, not to anything off the page.

Which fields of science does Djelfa work in?

In 2022-now, 78% of research in Djelfa is in Physical Sciences, 9% in Social Sciences. Its largest fields are Engineering (47%), Computer Science (9%), Agricultural and Biological Sciences (5%). It does 2.0× the world's share of Physical Sciences.

Physical Sciences: 591 fractional works · 78.3% of its workEngineering: 352 fractional works · 46.7% of its workElectrical and Electronic Engineering: 104 fractional works · 13.8% of its workCivil and Structural Engineering: 57 fractional works · 7.6% of its workControl and Systems Engineering: 52 fractional works · 6.8% of its workMechanical Engineering: 30 fractional works · 3.9% of its workBuilding and Construction: 23 fractional works · 3.0% of its workAerospace Engineering: 21 fractional works · 2.8% of its workBiomedical Engineering: 19 fractional works · 2.5% of its workAutomotive Engineering: 12 fractional works · 1.5% of its workComputational Mechanics: 11 fractional works · 1.5% of its workMechanics of Materials: 10 fractional works · 1.4% of its workSafety, Risk, Reliability and Quality: 4 fractional works · 0.5% of its workOcean Engineering: 4 fractional works · 0.5% of its workMedia Technology: 4 fractional works · 0.5% of its workIndustrial and Manufacturing Engineering: 2 fractional works · 0.3% of its workComputer Science: 68 fractional works · 9.1% of its workComputer Vision and Pattern Recognition: 26 fractional works · 3.4% of its workArtificial Intelligence: 22 fractional works · 3.0% of its workInformation Systems: 6 fractional works · 0.7% of its workSignal Processing: 4 fractional works · 0.6% of its workComputer Networks and Communications: 4 fractional works · 0.6% of its workComputational Theory and Mathematics: 4 fractional works · 0.5% of its workSmaller subfields together: 3 fractional works · 0.4% of its workMaterials Science: 38 fractional works · 5.0% of its workMaterials Chemistry: 24 fractional works · 3.2% of its workElectronic, Optical and Magnetic Materials: 5 fractional works · 0.7% of its workPolymers and Plastics: 5 fractional works · 0.6% of its workSmaller subfields together: 4 fractional works · 0.5% of its workEnvironmental Science: 37 fractional works · 4.9% of its workGlobal and Planetary Change: 7 fractional works · 0.9% of its workEnvironmental Engineering: 6 fractional works · 0.7% of its workPollution: 6 fractional works · 0.7% of its workWater Science and Technology: 5 fractional works · 0.6% of its workManagement, Monitoring, Policy and Law: 4 fractional works · 0.6% of its workIndustrial and Manufacturing Engineering: 4 fractional works · 0.5% of its workEcology: 3 fractional works · 0.4% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.3% of its workPhysics and Astronomy: 26 fractional works · 3.4% of its workAtomic and Molecular Physics, and Optics: 7 fractional works · 1.0% of its workStatistical and Nonlinear Physics: 7 fractional works · 0.9% of its workRadiation: 4 fractional works · 0.5% of its workCondensed Matter Physics: 4 fractional works · 0.5% of its workAstronomy and Astrophysics: 2 fractional works · 0.3% of its workNuclear and High Energy Physics: 2 fractional works · 0.2% of its workEnergy: 24 fractional works · 3.2% of its workRenewable Energy, Sustainability and the Environment: 19 fractional works · 2.5% of its workEnergy Engineering and Power Technology: 5 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMathematics: 21 fractional works · 2.7% of its workStatistics and Probability: 7 fractional works · 0.9% of its workApplied Mathematics: 5 fractional works · 0.6% of its workMathematical Physics: 2 fractional works · 0.3% of its workNumerical Analysis: 2 fractional works · 0.3% of its workModeling and Simulation: 2 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.3% of its workChemistry: 16 fractional works · 2.1% of its workAnalytical Chemistry: 6 fractional works · 0.7% of its workOrganic Chemistry: 5 fractional works · 0.7% of its workPhysical and Theoretical Chemistry: 3 fractional works · 0.4% of its workSmaller subfields together: 2 fractional works · 0.2% of its workEarth and Planetary Sciences: 6 fractional works · 0.8% of its workEarth-Surface Processes: 2 fractional works · 0.3% of its workSmaller subfields together: 4 fractional works · 0.5% of its workChemical Engineering: 3 fractional works · 0.4% of its workFluid Flow and Transfer Processes: 2 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workSocial Sciences: 69 fractional works · 9.2% of its workSocial Sciences: 25 fractional works · 3.3% of its workEducation: 7 fractional works · 0.9% of its workSociology and Political Science: 6 fractional works · 0.8% of its workPolitical Science and International Relations: 4 fractional works · 0.6% of its workTransportation: 2 fractional works · 0.2% of its workAnthropology: 2 fractional works · 0.2% of its workSmaller subfields together: 5 fractional works · 0.7% of its workArts and Humanities: 17 fractional works · 2.2% of its workHistory: 4 fractional works · 0.5% of its workLiterature and Literary Theory: 4 fractional works · 0.5% of its workArcheology: 2 fractional works · 0.3% of its workReligious studies: 2 fractional works · 0.3% of its workHistory and Philosophy of Science: 2 fractional works · 0.2% of its workSmaller subfields together: 3 fractional works · 0.4% of its workBusiness, Management and Accounting: 11 fractional works · 1.5% of its workStrategy and Management: 4 fractional works · 0.5% of its workOrganizational Behavior and Human Resource Management: 2 fractional works · 0.3% of its workAccounting: 2 fractional works · 0.3% of its workManagement Information Systems: 2 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.1% of its workEconomics, Econometrics and Finance: 6 fractional works · 0.8% of its workEconomics and Econometrics: 3 fractional works · 0.5% of its workFinance: 2 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workPsychology: 5 fractional works · 0.7% of its workSocial Psychology: 2 fractional works · 0.3% of its workDevelopmental and Educational Psychology: 2 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workDecision Sciences: 5 fractional works · 0.6% of its workManagement Science and Operations Research: 3 fractional works · 0.4% of its workSmaller subfields together: 2 fractional works · 0.2% of its workLife Sciences: 59 fractional works · 7.8% of its workAgricultural and Biological Sciences: 39 fractional works · 5.2% of its workPlant Science: 16 fractional works · 2.1% of its workEcology, Evolution, Behavior and Systematics: 7 fractional works · 0.9% of its workFood Science: 6 fractional works · 0.7% of its workForestry: 3 fractional works · 0.4% of its workAgronomy and Crop Science: 2 fractional works · 0.3% of its workInsect Science: 2 fractional works · 0.3% of its workSmaller subfields together: 4 fractional works · 0.6% of its workBiochemistry, Genetics and Molecular Biology: 8 fractional works · 1.1% of its workMolecular Biology: 3 fractional works · 0.4% of its workGenetics: 3 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.3% of its workImmunology and Microbiology: 6 fractional works · 0.8% of its workParasitology: 4 fractional works · 0.6% of its workSmaller subfields together: 2 fractional works · 0.2% of its workNeuroscience: 5 fractional works · 0.6% of its workNeurology: 3 fractional works · 0.4% of its workCognitive Neuroscience: 2 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 1 fractional works · 0.1% of its workHealth Sciences: 35 fractional works · 4.7% of its workMedicine: 27 fractional works · 3.6% of its workPublic Health, Environmental and Occupational Health: 4 fractional works · 0.5% of its workRadiology, Nuclear Medicine and Imaging: 3 fractional works · 0.5% of its workInfectious Diseases: 3 fractional works · 0.4% of its workEpidemiology: 2 fractional works · 0.3% of its workCardiology and Cardiovascular Medicine: 2 fractional works · 0.3% of its workEndocrinology, Diabetes and Metabolism: 2 fractional works · 0.3% of its workComplementary and alternative medicine: 2 fractional works · 0.2% of its workBiochemistry: 2 fractional works · 0.2% of its workPathology and Forensic Medicine: 2 fractional works · 0.2% of its workSmaller subfields together: 7 fractional works · 0.9% of its workHealth Professions: 4 fractional works · 0.5% of its workRadiological and Ultrasound Technology: 2 fractional works · 0.3% of its workGeneral Health Professions: 2 fractional works · 0.2% of its workNursing: 3 fractional works · 0.4% of its workNutrition and Dietetics: 3 fractional works · 0.4% of its workVeterinary: 1 fractional works · 0.1% of its workALL ITS WORKDjelfa754fractional works, 2022-now
Life Sciences8%Physical Sciences78%Health Sciences5%Social Sciences9%

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 city does than the world.

Its 4 domains and 25 fields, with their numbers
    1. Engineering35246.7%
    2. Computer Science689.1%
    3. Materials Science385.0%
    4. Environmental Science374.9%
    5. Physics and Astronomy263.4%
    6. Energy243.2%
    7. Mathematics212.7%
    8. Chemistry162.1%
    9. Earth and Planetary Sciences60.8%
    10. Chemical Engineering30.4%
    1. Social Sciences253.3%
    2. Arts and Humanities172.2%
    3. Business, Management and Accounting111.5%
    4. Economics, Econometrics and Finance60.8%
    5. Psychology50.7%
    6. Decision Sciences50.6%
    1. Agricultural and Biological Sciences395.2%
    2. Biochemistry, Genetics and Molecular Biology81.1%
    3. Immunology and Microbiology60.8%
    4. Neuroscience50.6%
    5. Pharmacology, Toxicology and Pharmaceutics10.1%
    1. Medicine273.6%
    2. Health Professions40.5%
    3. Nursing30.4%
    4. Veterinary10.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What is Djelfa strongest at in research?

Relative to its size, research in Djelfa is most concentrated in Civil and Structural Engineering, Control and Systems Engineering and Building and Construction (6.6× the world share in Civil and Structural Engineering).

  1. Civil and Structural EngineeringSubfield · 53.6 works6.6×
  2. Control and Systems EngineeringSubfield · 47.3 works6.3×
  3. Building and ConstructionSubfield · 22.4 works5.2×
← less than its size predicts1×more →

Location quotient against the world baseline. Inside a single field a city is a meaningful unit, which is why this is where a city is measured at all.

The whole field profile

All 26 fields at once: above the ring is more than a place this size would be expected to do. A specialist and a generalist produce the same ranked list and a completely different shape.

Agricultural and Biological Sciences: 1.08× its world share, 35 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.21× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 0.80× its world share, 6 worksImmunology and Micro…Neuroscience: 0.39× its world share, 4 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.23× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 1.02× its world share, 2 worksChemical EngineeringChemistry: 1.32× its world share, 14 worksChemistryComputer Science: 1.19× its world share, 64 worksComputer ScienceEarth and Planetary Sciences: 0.48× its world share, 5 worksEarth and Planetary …Energy: 3.57× its world share, 23 worksEnergyEngineering: 3.18× its world share, 328 worksEngineeringEnvironmental Science: 0.98× its world share, 34 worksEnvironmental ScienceMaterials Science: 1.49× its world share, 36 worksMaterials ScienceMathematics: 2.47× its world share, 20 worksMathematicsPhysics and Astronomy: 1.44× its world share, 22 worksPhysics and AstronomyHealth Professions: 0.21× its world share, 4 worksHealth ProfessionsMedicine: 0.18× its world share, 24 worksMedicineNursing: 0.85× its world share, 3 worksNursingVeterinary: 0.71× its world share, 1 worksVeterinaryArts and Humanities: 0.50× its world share, 10 worksArts and HumanitiesBusiness, Management and Accounting: 0.44× its world share, 10 worksBusiness, Management…Decision Sciences: 0.62× its world share, 4 worksDecision SciencesEconomics, Econometrics and Finance: 0.40× its world share, 6 worksEconomics, Econometr…Psychology: 0.17× its world share, 4 worksPsychologySocial Sciences: 0.26× its world share, 22 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Energy, 3.6×. Every wedge is a field page.

All 25 fields, with their numbers
  1. Energy3.57×23 works
  2. Engineering3.18×328 works
  3. Mathematics2.47×20 works
  4. Materials Science1.49×36 works
  5. Physics and Astronomy1.44×22 works
  6. Chemistry1.32×14 works
  7. Computer Science1.19×64 works
  8. Agricultural and Biological Sciences1.08×35 works
  9. Chemical Engineering1.02×2 works
  10. Environmental Science0.98×34 works
  11. Nursing0.85×3 works
  12. Immunology and Microbiology0.80×6 works
  13. Veterinary0.71×1 works
  14. Decision Sciences0.62×4 works
  15. Arts and Humanities0.50×10 works
  16. Earth and Planetary Sciences0.48×5 works
  17. Business, Management and Accounting0.44×10 works
  18. Economics, Econometrics and Finance0.40×6 works
  19. Neuroscience0.39×4 works
  20. Social Sciences0.26×22 works
  21. Pharmacology, Toxicology and Pharmaceutics0.23×1 works
  22. Biochemistry, Genetics and Molecular Biology0.21×8 works
  23. Health Professions0.21×4 works
  24. Medicine0.18×24 works
  25. Psychology0.17×4 works

Which keywords describe research in Djelfa?

By fractional works in 2022-now, weighted toward what it does more of than the world: Power Electronics, Renewable Energy, Renewable Energy Integration, Deep Learning, Heat Transfer, Solar Energy, Parameter Estimation and Machine Learning.

▲ 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 city'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. Deep Learning50▲ 1.93×54 topics
  2. Renewable Energy49▲ 4.5×29 topics
  3. Machine Learning43▲ 1.71×47 topics
  4. Power Electronics42▲ 17×8 topics
  5. Renewable Energy Integration34▲ 14×6 topics
  6. Environmental Impact26▲ 2.0×29 topics
  7. Heat Transfer25▲ 6.8×15 topics
  8. Neural Networks24▲ 2.1×23 topics
  9. Artificial Neural Networks21▲ 6.2×8 topics
  10. Mechanical Properties20▲ 2.8×16 topics
  11. Solar Energy20▲ 8.4×5 topics
  12. Parameter Estimation20▲ 21×4 topics
  13. Wavelet Transform19▲ 11×6 topics
  14. Energy Storage Systems16▲ 15×2 topics
  15. Smart Grid Applications16▲ 16×2 topics
  16. Thermal Management16▲ 6.4×7 topics
  17. Model Predictive Control15▲ 7.7×6 topics
  18. Decentralized Control14▲ 16×2 topics
  19. Geopolymer14▲ 13×2 topics
  20. Electric Vehicles14▲ 6.3×4 topics
  21. Grid-Connected Inverters14▲ 25×2 topics
  22. Distributed Power Generation13▲ 17×1 topic
  23. Microgrid Control13▲ 17×1 topic
  24. Grid Integration13▲ 17×3 topics
  25. Adaptive Control13▲ 13×5 topics
  26. Efficiency13▲ 5.8×4 topics
  27. Nanocrystals12▲ 6.4×5 topics
  28. Maximum Power Point Tracking12▲ 33×1 topic
  29. Photovoltaic Arrays12▲ 33×1 topic
  30. Recycled Materials12▲ 14×2 topics
  31. Photovoltaics12▲ 10.0×4 topics
  32. Thermal Analysis12▲ 12×7 topics
  33. Vibration Analysis12▲ 5.7×7 topics
  34. Control Strategies11▲ 11×5 topics
  35. Fault Detection11▲ 11×3 topics
  36. Photovoltaic Systems11▲ 17×3 topics
  37. Rheology10▲ 7.2×4 topics
  38. Fault Tolerance10▲ 8.8×4 topics
  39. Fiber Reinforced Concrete10▲ 17×1 topic
  40. Ultra-High Performance Concrete10▲ 17×1 topic

What research is done in Djelfa?

Microgrid Control and Optimization: 12 fractional worksPhotovoltaic System Optimization Techniques: 12 fractional worksInnovative concrete rein…10Innovative concrete reinforcement materials: 10 fractional worksMultilevel Inverters and…10Multilevel Inverters and Converters: 10 fractional worksInnovations in Concrete and Construction Materials: 7 fractional worksAdvanced Battery Technologies Research: 7 fractional worksConcrete and Cement Mate…7Concrete and Cement Materials Research: 7 fractional worksChalcogenide Semiconductor Thin Films: 6 fractional worksAdvanced DC-DC Converters: 6 fractional worksElectric Motor Design an…6Electric Motor Design and Analysis: 6 fractional works
Control and Systems EngineeringRenewable Energy, Sustainability and the EnvironmentCivil and Structural EngineeringElectrical and Electronic Engineering2 others

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

  1. 1 Microgrid Control and Optimization Control and Systems Engineering 12 works
  2. 2 Photovoltaic System Optimization Techniques Renewable Energy, Sustainability and the Environment 12 works
  3. 3 Innovative concrete reinforcement materials Civil and Structural Engineering 10 works
  4. 4 Multilevel Inverters and Converters Electrical and Electronic Engineering 10 works
  5. 5 Innovations in Concrete and Construction Materials Building and Construction 7 works
  6. 6 Advanced Battery Technologies Research Automotive Engineering 7 works
  7. 7 Concrete and Cement Materials Research Civil and Structural Engineering 7 works
  8. 8 Chalcogenide Semiconductor Thin Films Electrical and Electronic Engineering 6 works
  9. 9 Advanced DC-DC Converters Electrical and Electronic Engineering 6 works
  10. 10 Electric Motor Design and Analysis Electrical and Electronic Engineering 6 works

Research output over time

still counting200020052010201520202025
grewheldshrank

The same series as a ribbon: one cell per year, darker for more.

How much of it reaches the world top 10%

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

still counting10%20%Djelfa12.3% in 2025all institutions10.0% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 17.3% in 2013.

Discussion

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