- University of Port Harcourt
- University of South Africa
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- Akwa Ibom State University
- University of Port Harcourt
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- Sidi Thabet Technopark
- Sultan Qaboos University
- Sidi Thabet Technopark
- National Center for Nuclear Sciences and Technologies
- Centre National des Sciences et Technologies Nucleaires
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- ComUE Paris-Saclay
- CNRS
- National Research Council of Italy
- University of Pisa
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- University of South Africa
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- ComUE Paris-Saclay
- University of Pisa
- CNRS
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- University of Port Harcourt
- Cross River State University of Science &Technology, Calabar
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- National Mathematical Centre
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- University of Bisha
- Al-Azhar University
- Faculty of Science
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- Tishk International University
- Tishk International University
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- Federal University of Petroleum, Effurun
- University of Agriculture and Environmental Sciences
- University of Agriculture and Environmental Sciences
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- CNRS
- Université Paul Sabatier
- IRSAMC
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- CNRS
- Université Paul Sabatier
- IRSAMC
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- Landmark University
- Kogi State University
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- University of Port Harcourt
- Ignatius Ajuru University of Education - Rumuolumeni
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- University of South Africa
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- Modibbo Adama University of Technology, Yola
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- ComUE Paris-Saclay
- Goucher College
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- ComUE Paris-Saclay
- Goucher College
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- University of Calabar
- Federal University of Technology
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- Federal University of Technology, Owerri
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- Buein Zahra Technical University
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- University of Salahaddin
- Erbil Polytechnic University
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- University of Port Harcourt
- Cross River State University of Science &Technology, Calabar
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- University of Bisha
- Faculty of Science
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- Princess Nourah Bint Abdulrahman University
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- Instituto Federal do Sudeste de Minas Gerais
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- National Open University of Nigeria
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- Dr. Harisingh Gour University, Sagar
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- University of Port Harcourt
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- Federal University of Petroleum, Effurun
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- Institut Polytechnique des Sciences Avances Ecole d’Ingnieurs de l’Air et de l’Espace
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- Institut National des Sciences Appliquees et de Technologie
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- University of Bisha
- Faculty of Science
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- Dr. Harisingh Gour University, Sagar
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- University of Port Harcourt
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- CY Cergy Paris Université
- CNRS
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- Universidad Nacional Autonoma de Mexico
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- Dr. Harisingh Gour University, Sagar
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- Dr. Harisingh Gour University, Sagar
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- King Khalid University
- Ain Shams University
- Ain Shams University
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- Delta State University Nigeria
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- Leibniz Universität Hannover, Institut für Quantenoptik
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- Leibniz Universität Hannover, Institut für Quantenoptik
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- Institut National des Sciences Appliquees et de Technologie
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- People's Friendship University of Russia
- Federal university Lokoja (FULOKOJA)
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- University of Bedfordshire
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- Max-Born-Institute for Nonlinear Optics and Short Pulse Spectroscopy
- Universite Paris-Sud
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