Preparation of nano silica particles by laboratory from Iraqi sand and added it to concrete to improve hardness specifications
By: Shnaihaj, Karim Th.; Khalil, Shadha F.; Sukkar, Khalid Ahmad. Journal of Petroleum Research and Studies. No. 24 (2019), pp.36-58, 23 p.
Subjects: Building materials; Electron microscopes; Engineering; Materials; X-rays