1. Department of Physics, Faculty of Science, Ibn Tofail University, Kenitra, Morocco
2. Centre for Marine Research and Technology (CePTMar), Eduardo Mondlane University (UEM), Quelimane, Mozambique
3. Faculty of Natural and Exact Science, Save University (UniSave), Chongoene, Mozambique
4. Department of Physics, Faculty of Science, Eduardo Mondlane University (UEM), Maputo, Mozambique
5. Department of Civil Engineering, TKM College of Engineering, Kollam, India