16 Questions 302 Answers 0 Followers
Questions related from Luma M. Ahmed
is the high concentration of ligand or the high concentration of metal concentration best for getting a clear color?
12 December 2018 3,099 0 View
How can used easy method to extract Co and Ni from Lithium battery....?
09 September 2018 867 0 View
Why the peaks in XRD shifted to more 2theta during loded CdS on ZnS? and formed ZnS-CdS
09 September 2018 4,055 0 View
How can calculate the density of solid powder material?
08 August 2018 5,850 4 View
How can used the nanotechnology in textile industry to decrease the used dye amount?
08 August 2018 8,534 6 View
I needed book or article for CdS and ZnS..........
07 July 2018 7,678 1 View
I need properties , phases of CdS
07 July 2018 435 1 View
How can choose the correct program to my laptop and my l phone
07 July 2018 10,125 1 View
what is the requirements of ISO in chemistry labs and class rooms?
07 July 2018 312 0 View
what easy and fast method to find Zero point charge of ZnO, ZnS, CdS, TiO2 ?
07 July 2018 7,483 1 View
recently, why ZnS is more important in solar cell research ???
06 June 2018 1,763 0 View
In general the band gap of any nano -photosemiconductoris decreased with the increasing of crystal size, but some time the bg is increased with increased a crystal size.Why?
04 April 2018 2,753 3 View
The quantum yield decreases with addition of oxidant agents like H2O2 to solution of some dyes.
03 March 2018 3,163 3 View
what the chain reaction that happened duringphoto degradation of carmosine dye by ZnO, which leads to produce a quantum yield equal to 0.5.
03 March 2018 3,532 2 View
Please, I need the excellent and simple method to measure the ZPC.
11 November 2017 5,758 0 View
In photoreaction, the reaction must be endothermic, but I found some photoreactions are exothermic, closely at acidic medium... I would like to get on a suitable answer for that.....
10 October 2017 6,657 1 View
