1. Department of Electrical and Computer Engineering Inter American University of Puerto Rico, Bayamon Campus Bayamón Puerto Rico
2. Independent Researcher Lancaster UK
3. The Bradley Department of Electrical and Computer Engineering Virginia Tech Blacksburg VA USA
4. Department of Physics University of Lancaster Lancaster UK
5. South African National Space Agency Hermanus South Africa
6. Department of Physics and Astronomy University of the Western Cape Bellville South Africa
7. EISCAT Scientific Association, Ramfjordmoen Tromsø Norway