Martin WerzDepartment Joining Technology and Additive ManufacturingMaterials Testing Institute University of Stuttgart (Materialprüfungsanstalt Universität Stuttgart)
Marek HupianComenius University in Bratislava, Faculty of Natural Sciences, Department of Nuclear Chemistry
Hoda ShabrangAssistant Professor of English Language and Literature, Department of English Language, Faculty of Humanities.Khatam University, Tehran, Iran