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Research facility · Nabeul · Tunisia

Centre de Recherches et des Technologies des Eaux

In research, Centre de Recherches et des Technologies des Eaux stands highest in Physical Sciences (#8,969 of 10,670 worldwide), 2022-now. Relative to its size it is most specialised in Water Science and Technology and Earth and Planetary Sciences (Water Science and Technology is 21.5× its share of world research).

certe.rnrt.tnROR OpenAlex
World rank, 2022-now
#14,961
of 22,385 · #15,576 all time
Rank in Tunisia
#36
of 56
Research works
829
▲ 11% vs 2018-21
Citations
18k
21.8 per fractional work
Top-10% rate
6.0%
all institutions 10.0%
vs its own fields
0.88×
1.00× is exactly expected
Open access
26%
world 40%
International
38%
world 18%
Centre de Recherches et des Technologies des Eaux

What is Centre de Recherches et des Technologies des Eaux known for in research?

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

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #8,969 of 10,670 4.6%172 #8635

Each strip is that field's whole ranked pool, with the notch where Centre de Recherches et des Technologies des Eaux 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 Centre de Recherches et des Technologies des Eaux work in?

In 2022-now, 83% of research at Centre de Recherches et des Technologies des Eaux is in Physical Sciences, 10% in Life Sciences. Its largest fields are Environmental Science (30%), Engineering (15%), Earth and Planetary Sciences (14%). It does 2.1× the world's share of Physical Sciences.

Physical Sciences: 196 fractional works · 82.7% of its workEnvironmental Science: 70 fractional works · 29.5% of its workWater Science and Technology: 26 fractional works · 11.1% of its workIndustrial and Manufacturing Engineering: 14 fractional works · 6.1% of its workEnvironmental Engineering: 8 fractional works · 3.5% of its workPollution: 6 fractional works · 2.4% of its workGlobal and Planetary Change: 5 fractional works · 2.0% of its workEcology: 4 fractional works · 1.6% of its workEnvironmental Chemistry: 3 fractional works · 1.3% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.9% of its workManagement, Monitoring, Policy and Law: 1 fractional works · 0.6% of its workEngineering: 35 fractional works · 14.9% of its workBiomedical Engineering: 15 fractional works · 6.1% of its workElectrical and Electronic Engineering: 8 fractional works · 3.4% of its workBuilding and Construction: 3 fractional works · 1.2% of its workMechanical Engineering: 3 fractional works · 1.1% of its workCivil and Structural Engineering: 2 fractional works · 0.7% of its workMechanics of Materials: 2 fractional works · 0.7% of its workOcean Engineering: 1 fractional works · 0.6% of its workControl and Systems Engineering: 1 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.5% of its workEarth and Planetary Sciences: 33 fractional works · 14.1% of its workGeophysics: 18 fractional works · 7.5% of its workGeochemistry and Petrology: 6 fractional works · 2.4% of its workEarth-Surface Processes: 6 fractional works · 2.4% of its workAtmospheric Science: 2 fractional works · 0.8% of its workOceanography: 2 fractional works · 0.7% of its workPaleontology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMaterials Science: 33 fractional works · 13.9% of its workMaterials Chemistry: 20 fractional works · 8.5% of its workElectronic, Optical and Magnetic Materials: 5 fractional works · 2.1% of its workBiomaterials: 5 fractional works · 2.1% of its workPolymers and Plastics: 2 fractional works · 0.8% of its workCeramics and Composites: 1 fractional works · 0.3% of its workEnergy: 10 fractional works · 4.2% of its workRenewable Energy, Sustainability and the Environment: 10 fractional works · 4.1% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 9 fractional works · 4.0% of its workOrganic Chemistry: 4 fractional works · 1.5% of its workInorganic Chemistry: 2 fractional works · 1.0% of its workAnalytical Chemistry: 2 fractional works · 0.9% of its workSpectroscopy: 1 fractional works · 0.3% of its workElectrochemistry: 1 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.0% of its workComputer Science: 2 fractional works · 0.9% of its workArtificial Intelligence: 1 fractional works · 0.6% of its workSmaller subfields together: 1 fractional works · 0.3% of its workPhysics and Astronomy: 2 fractional works · 0.7% of its workAtomic and Molecular Physics, and Optics: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.3% of its workChemical Engineering: 1 fractional works · 0.6% of its workBioengineering: 1 fractional works · 0.3% of its workCatalysis: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workLife Sciences: 24 fractional works · 10.1% of its workAgricultural and Biological Sciences: 16 fractional works · 6.6% of its workPlant Science: 6 fractional works · 2.5% of its workFood Science: 4 fractional works · 1.7% of its workSoil Science: 3 fractional works · 1.1% of its workEcology, Evolution, Behavior and Systematics: 1 fractional works · 0.6% of its workAquatic Science: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workBiochemistry, Genetics and Molecular Biology: 7 fractional works · 3.1% of its workMolecular Biology: 3 fractional works · 1.4% of its workEndocrinology: 1 fractional works · 0.5% of its workGenetics: 1 fractional works · 0.4% of its workPhysiology: 1 fractional works · 0.3% of its workBiotechnology: 1 fractional works · 0.2% of its workMolecular Medicine: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workImmunology and Microbiology: 0 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.1% of its workNeuroscience: 0 fractional works · 0.1% of its workHealth Sciences: 10 fractional works · 4.1% of its workMedicine: 8 fractional works · 3.5% of its workPhysiology: 1 fractional works · 0.6% of its workInfectious Diseases: 1 fractional works · 0.4% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 0.4% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 0.4% of its workSurgery: 1 fractional works · 0.3% of its workRehabilitation: 1 fractional works · 0.3% of its workSmaller subfields together: 3 fractional works · 1.2% of its workHealth Professions: 1 fractional works · 0.3% of its workNursing: 1 fractional works · 0.3% of its workNutrition and Dietetics: 1 fractional works · 0.3% of its workDentistry: 0 fractional works · 0.0% of its workSocial Sciences: 7 fractional works · 3.1% of its workArts and Humanities: 2 fractional works · 1.0% of its workArcheology: 2 fractional works · 1.0% of its workSocial Sciences: 2 fractional works · 1.0% of its workSociology and Political Science: 1 fractional works · 0.5% of its workSafety Research: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.5% of its workEconomics and Econometrics: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.0% of its workDecision Sciences: 1 fractional works · 0.3% of its workManagement Science and Operations Research: 1 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 0 fractional works · 0.2% of its workPsychology: 0 fractional works · 0.1% of its workALL ITS WORKCentre deRecherches et de…237fractional works, 2022-now
Life Sciences10%Physical Sciences83%Health Sciences4%Social Sciences3%

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 24 fields, with their numbers
    1. Environmental Science7029.5%
    2. Engineering3514.9%
    3. Earth and Planetary Sciences3314.1%
    4. Materials Science3313.9%
    5. Energy104.2%
    6. Chemistry94.0%
    7. Computer Science20.9%
    8. Physics and Astronomy20.7%
    9. Chemical Engineering10.6%
    1. Agricultural and Biological Sciences166.6%
    2. Biochemistry, Genetics and Molecular Biology73.1%
    3. Immunology and Microbiology00.2%
    4. Pharmacology, Toxicology and Pharmaceutics00.1%
    5. Neuroscience00.1%
    1. Medicine83.5%
    2. Health Professions10.3%
    3. Nursing10.3%
    4. Dentistry00.0%
    1. Arts and Humanities21.0%
    2. Social Sciences21.0%
    3. Economics, Econometrics and Finance10.5%
    4. Decision Sciences10.3%
    5. Business, Management and Accounting00.2%
    6. Psychology00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What does Centre de Recherches et des Technologies des Eaux specialise in?

Where its research is concentrated relative to its size: Water Science and Technology takes 21.5× the share of its output that it takes of world research.

  1. Water Science and TechnologySubfield · 26.2 works21×
  2. Earth and Planetary SciencesField · 33.2 works9.0×
← 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: 1.38× its world share, 16 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.58× its world share, 7 worksBiochemistry, Geneti…Immunology and Microbiology: 0.18× its world share, 0 worksImmunology and Micro…Neuroscience: 0.07× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.38× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 1.70× its world share, 1 worksChemical EngineeringChemistry: 2.55× its world share, 10 worksChemistryComputer Science: 0.11× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 8.96× its world share, 33 worksEarth and Planetary …Energy: 4.56× its world share, 10 worksEnergyEngineering: 0.99× its world share, 35 worksEngineeringEnvironmental Science: 5.95× its world share, 70 worksEnvironmental ScienceMaterials Science: 3.97× its world share, 33 worksMaterials SciencePhysics and Astronomy: 0.30× its world share, 2 worksPhysics and AstronomyDentistry: 0.07× its world share, 0 worksDentistryHealth Professions: 0.12× its world share, 1 worksHealth ProfessionsMedicine: 0.18× its world share, 8 worksMedicineNursing: 0.53× its world share, 1 worksNursingArts and Humanities: 0.35× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.05× its world share, 0 worksBusiness, Management…Decision Sciences: 0.30× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.24× its world share, 1 worksEconomics, Econometr…Psychology: 0.04× its world share, 0 worksPsychologySocial Sciences: 0.08× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Earth and Planetary Sciences, 9.0×. Every wedge is a field page.

All 24 fields, with their numbers
  1. Earth and Planetary Sciences8.96×33 works
  2. Environmental Science5.95×70 works
  3. Energy4.56×10 works
  4. Materials Science3.97×33 works
  5. Chemistry2.55×10 works
  6. Chemical Engineering1.70×1 works
  7. Agricultural and Biological Sciences1.38×16 works
  8. Engineering0.99×35 works
  9. Biochemistry, Genetics and Molecular Biology0.58×7 works
  10. Nursing0.53×1 works
  11. Pharmacology, Toxicology and Pharmaceutics0.38×0 works
  12. Arts and Humanities0.35×2 works
  13. Physics and Astronomy0.30×2 works
  14. Decision Sciences0.30×1 works
  15. Economics, Econometrics and Finance0.24×1 works
  16. Immunology and Microbiology0.18×0 works
  17. Medicine0.18×8 works
  18. Health Professions0.12×1 works
  19. Computer Science0.11×2 works
  20. Social Sciences0.08×2 works
  21. Neuroscience0.07×0 works
  22. Dentistry0.07×0 works
  23. Business, Management and Accounting0.05×0 works
  24. Psychology0.04×0 works

Who are the top researchers at Centre de Recherches et des Technologies des Eaux?

Ranked on the quality score, Mahmoud Dhahbi, Cheïma Fersi and Mohamed Ali Wahab lead among researchers whose main affiliation is Centre de Recherches et des Technologies des Eaux.

  1. 1 Mahmoud Dhahbi Tunisia · #987,937 worldwide 4k citations · 85 works
  2. 2 Cheïma Fersi Tunisia · #1,463,797 worldwide 897 citations · 16 works
  3. 3 Mohamed Ali Wahab Tunisia · #1,501,139 worldwide 1.2k citations · 39 works
  4. 4 Mohamed Gharbi Tunisia · #1,725,854 worldwide 463 citations · 29 works
  5. 5 Makram Anane Tunisia · #1,880,343 worldwide 1k citations · 43 works
  6. 6 Samia Khadhar Tunisia · #2,286,093 worldwide 589 citations · 29 works
  7. 7 Ridha Lafi Tunisia · #2,400,753 worldwide 1.6k citations · 33 works
  8. 8 Imen Khounı Tunisia · #2,548,314 worldwide 905 citations · 23 works
  9. 9 M. Ben Amor Tunisia · #2,659,631 worldwide 1.4k citations · 38 works
  10. 10 Rim Azouzi Tunisia · #2,668,250 worldwide 454 citations · 18 works
All ranked researchers at Centre de Recherches et des Technologies des Eaux

What are the most cited papers from Centre de Recherches et des Technologies des Eaux?

The most cited paper from Centre de Recherches et des Technologies des Eaux is "Study on lithium separation from salt lake brines by nanofiltration (NF) and low pressure reverse osmosis (LPRO)" (Anissa Somrani, Ahmed Hichem Hamzaoui, Maxime Pontié, 2013), with 389 citations. Next come "Effectiveness of compost use in salt-affected soil" (368) and "Adsorption of congo red dye from aqueous solutions by prepared activated carbon with oxygen-containing functional groups and its regeneration" (354).

Most cited papers
#PaperReleasedCitations
1 Study on lithium separation from salt lake brines by nanofiltration (NF) and low pressure reverse osmosis (LPRO) Anissa Somrani, Ahmed Hichem Hamzaoui, Maxime Pontié · Desalination 9 Apr 2013 389
2 Effectiveness of compost use in salt-affected soil Abdelbasset Lakhdar, Mokded Rabhi, Tahar Ghnaya et al. · Journal of Hazardous Materials 9 Jun 2009 368
3 Adsorption of congo red dye from aqueous solutions by prepared activated carbon with oxygen-containing functional groups and its regeneration Ridha Lafi, Imed Montasser, Amor Hafiane · Adsorption Science & Technology Open access 28 Dec 2018 354
4 Ammonium biosorption onto sawdust: FTIR analysis, kinetics and adsorption isotherms modeling Mohamed Ali Wahab, Salah Jellali, Naceur Jedidi · Bioresource Technology 22 Feb 2010 335
5 Water Quality Indices: Challenges and Application Limits in the Literature Moez Kachroud, Fabienne Trolard, Mohamed Karim Kefi et al. · Water Open access 20 Feb 2019 328
All 60 most cited papers, with filters and sorting

Which keywords describe research at Centre de Recherches et des Technologies des Eaux?

By fractional works in 2022-now, weighted toward what it does more of than the world: Nanomaterials, Climate Change, Adsorption, Subduction, Biochar, Water Quality, Wastewater Treatment and Environmental Impact.

▲ 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. Climate Change24▲ 3.7×34 topics
  2. Nanomaterials24▲ 9.5×14 topics
  3. Environmental Impact14▲ 3.6×26 topics
  4. Adsorption13▲ 26×7 topics
  5. Subduction12▲ 67×3 topics
  6. Biochar12▲ 29×4 topics
  7. Nanoparticles12▲ 3.9×20 topics
  8. Sustainability11▲ 1.97×22 topics
  9. Water Quality11▲ 11×10 topics
  10. Wastewater Treatment11▲ 18×6 topics
  11. Remote Sensing10▲ 3.4×12 topics
  12. Heavy Metals10▲ 17×5 topics
  13. Biomedical Applications9▲ 3.2×14 topics
  14. Mediterranean9▲ 43×3 topics
  15. Graphene9▲ 5.7×8 topics
  16. Groundwater9▲ 40×4 topics
  17. Tectonic Evolution9▲ 156×2 topics
  18. Nanocomposites8▲ 4.5×15 topics
  19. Western Mediterranean8▲ 373×1 topic
  20. geodynamics8▲ 373×1 topic
  21. Toxicity8▲ 7.7×12 topics
  22. Membrane Technology8▲ 39×2 topics
  23. Desalination7▲ 51×1 topic
  24. Nanofiltration7▲ 51×1 topic
  25. Wastewater7▲ 36×3 topics
  26. Contaminant Removal7▲ 37×1 topic
  27. Surface Area7▲ 37×1 topic
  28. Drug Delivery6▲ 4.5×8 topics
  29. Water Splitting6▲ 6.5×4 topics
  30. Precipitation5▲ 46×2 topics
  31. Visible Light5▲ 9.6×3 topics
  32. Water Scarcity5▲ 28×3 topics
  33. Green Synthesis5▲ 12×3 topics
  34. Isotopes5▲ 69×1 topic
  35. Stable5▲ 78×1 topic
  36. Water Treatment5▲ 17×5 topics
  37. Heterogeneous Catalysis5▲ 11×5 topics
  38. Capacitive Deionization5▲ 65×1 topic
  39. Water Desalination5▲ 65×1 topic
  40. Phosphorus4▲ 20×2 topics

Which research topics does Centre de Recherches et des Technologies des Eaux publish most on?

By volume in 2022-now: Geological and Geophysical Studies Worldwide, Membrane Separation Technologies, Adsorption and biosorption for pollutant removal and Groundwater and Isotope Geochemistry.

Geological and Geophysical Studies Worldwide: 8 fractional worksMembrane Separation Technologies: 7 fractional worksAdsorption and biosorpti…7Adsorption and biosorption for pollutant removal: 7 fractional worksGroundwater and Isotope …5Groundwater and Isotope Geochemistry: 5 fractional worksMembrane-based Ion Separation Techniques: 5 fractional worksGroundwater and Watershed Analysis: 4 fractional worksPhosphorus and nutrient …4Phosphorus and nutrient management: 4 fractional worksAdvanced Photocatalysis Techniques: 3 fractional worksGeophysical and Geoelectrical Methods: 3 fractional worksearthquake and tectonic studies: 3 fractional works
GeophysicsWater Science and TechnologyGeochemistry and PetrologyBiomedical Engineering3 others

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

  1. 1 Geological and Geophysical Studies Worldwide Geophysics 8 works
  2. 2 Membrane Separation Technologies Water Science and Technology 7 works
  3. 3 Adsorption and biosorption for pollutant removal Water Science and Technology 7 works
  4. 4 Groundwater and Isotope Geochemistry Geochemistry and Petrology 5 works
  5. 5 Membrane-based Ion Separation Techniques Biomedical Engineering 5 works
  6. 6 Groundwater and Watershed Analysis Environmental Engineering 4 works
  7. 7 Phosphorus and nutrient management Industrial and Manufacturing Engineering 4 works
  8. 8 Advanced Photocatalysis Techniques Renewable Energy, Sustainability and the Environment 3 works
  9. 9 Geophysical and Geoelectrical Methods Geophysics 3 works
  10. 10 earthquake and tectonic studies Geophysics 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 available26.2%not open73.8%

World: 40% of research is openly available.

with international co-authors38.4%domestic only61.6%

World: 18% is written across borders.

How has Centre de Recherches et des Technologies des Eaux's research output changed?

Output in 2022-2025 was 11% higher 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 Centre de Recherches et des Technologies des Eaux as a percentage of every work published that year, 0.0011% in 2024.

still counting0.00050%0.0010%0.0015%Centre de Recherches et des Technologies des Eaux0.00086% in 20251990200020102020

Fractional works of Centre de Recherches et des Technologies des Eaux 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.

still counting10%20%all institutions10.0% in 2025Centre de Recherches et des Technologies des Eaux9.2% in 202520102020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 15.8% in 2015.

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