1. M. Vardavoulias, A.S. Azar, T. Halvorsen, M. Moen, K. Mork, P. A. Carvalho, Ø. Dahl, A. Ulyashin, «Si wafer manufacturing by thermal spray of recycled Si powders», EUPVSEC 2017, Amsterdam,Holland, September 2017, published in the Proceedings.
  2. G. Jia, M. Vardavoulias, A.A. Azar, G. Stokkan, W. Dall, M. Syvertsen, J. Plentz, G. Andrä, T. Kaden, A. Ulyashin, «Si powder based structures for low-cost PV: hot pressing sintered or thermal spray processed structures recrystallized by laser treatments», Euromat 2017, Thessaloniki, Greece, September 2017, Oral presentation.