10.1371/journal.pone.0147546.g001 Navid Ranjbar Navid Ranjbar Mehdi Mehrali Mehdi Mehrali Arash Behnia Arash Behnia Alireza Javadi Pordsari Alireza Javadi Pordsari Mohammad Mehrali Mohammad Mehrali U. Johnson Alengaram U. Johnson Alengaram Mohd Zamin Jumaat Mohd Zamin Jumaat Particle size distribution of the fly ash. Public Library of Science 2016 Different characteristics term impacts flow measurement Comprehensive study load conditions polypropylene fiber fiber surface ppf cementitious material energy absorption geopolymers show geopolymer paste geopolymer composites afm volume percentages incorporation fracture energy force microscopy fesem field emission scan electron microscopy Polypropylene Fiber Reinforced fiber content shrinkage results show 2016-01-28 12:41:28 Figure https://plos.figshare.com/articles/figure/_Particle_size_distribution_of_the_fly_ash_/1642038 <p>Particle size distribution of the fly ash.</p>