![PDF) Influence of lead, zinc, iron (III) and chromium (III) oxides on the setting time and strength development of Portland cement PDF) Influence of lead, zinc, iron (III) and chromium (III) oxides on the setting time and strength development of Portland cement](https://www.researchgate.net/profile/Angel_Irabien/publication/229225469/figure/tbl3/AS:759828628660227@1558168670090/ST-average-minimum-and-maximum-values-and-main-effects-and-two-factor-interactions-ST_Q320.jpg)
PDF) Influence of lead, zinc, iron (III) and chromium (III) oxides on the setting time and strength development of Portland cement
![Influence of ZnO nanoparticle ratio and size on mechanical properties and whiteness of White Portland Cement | SpringerLink Influence of ZnO nanoparticle ratio and size on mechanical properties and whiteness of White Portland Cement | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs13204-020-01444-5/MediaObjects/13204_2020_1444_Fig8_HTML.jpg)
Influence of ZnO nanoparticle ratio and size on mechanical properties and whiteness of White Portland Cement | SpringerLink
![Influence of ZnO nanoparticle ratio and size on mechanical properties and whiteness of White Portland Cement | SpringerLink Influence of ZnO nanoparticle ratio and size on mechanical properties and whiteness of White Portland Cement | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs13204-020-01444-5/MediaObjects/13204_2020_1444_Fig9_HTML.jpg)