Submerged Glow-Discharge Plasma: An Economical Approach to Convert Construction Scrap Metal into NanomaterialsPeter Nai Yuh Yek, Muhammad Rafiq Mirza Julaihi, Mohammad Shahril Osman, Tung Chuan Tiong, Wak Ha Lee and Chern Leing LeeE3S Web Conf., 34 (2018) 01028DOI: https://doi.org/10.1051/e3sconf/20183401028