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Mohammad M. Allaham
Surface Physics and Materials Technology lab,
Department of Physics,
Mutah UniversityAl-Karak, Jordan
Richard G. Forbes
Advanced Technology Institute & Department of Electrical and Electronic Engineering, Faculty of Engineering & Physical Sciences,
University of SurreyGuildford
Alexandr Knápek
Institute of Scientific Instruments of the CAS,
Brno
Marwan S. Mousa
Surface Physics and Materials Technology lab,
Department of Physics,
Mutah UniversityAl-Karak, Jordan