Alaa A. El-Robi

4 Questions 4 Answers 0 Followers

Questions related from Alaa A. El-Robi

Can the size of TiO2 powder be redused if it was dissolved in NaOH then precipetated by HCL ??

Can the size of TiO2 powder be becreased if it was dissolved in 2.5 M NaOH, then Precipetated by 1 M conc. HCL, according to the following equations: TiO2 + 2NaOH = Na2TiO3 + H2O Na2TiO3 + 2HCL =...

09 September 2019 4,756 4 View

Which industries produce nano-waste??

Where can I find a list or a survey contains any industrial waste in the nano- form.... in general or those dumped in the environment ?? Thanks in advance..

07 July 2018 7,697 6 View

What does " dried in air atmosphere at about 400oC." mean in a protocol for ZnO nanoparticles prepration?

I'm preparing ZnO nanoparticles using the methodology in a paper titeled ' SYNTHESIS AND CHARACTERIZATION OF ZNO NANOPARTICLES WITH ZINC CHLORIDE AS ZINC SOURCE' but at the drying step they said...

05 May 2018 5,454 0 View

The best media to grow halophilic bacteria ??

What is the best media composition to grow halophilic bacteria?? and which concentration & molarity of Sodium Phosphate buffer shold I use to keep the PH ~ 7 ??? Thanks in advance..

05 May 2018 7,899 4 View