Niusha Bagheri

7 Questions 4 Answers 0 Followers

Questions related from Niusha Bagheri

Is there any limited sheet resistance of the thin films for hall measurement?

I know its related to Volt-meter accuracy & B, but I don't know what is this relation.

09 September 2014 6,247 6 View

How can I reduce electrical resistance of a semiconductor (p-ZnO) thin film , that made by sol-gel method?

I try optimizing these parameters: annealing temprature / gas synthesis parameters(solvent,surfactant,dopant,,...) coating method(spin, spray) heating temp after every spin coating Thickness of...

08 August 2014 2,925 5 View

Which route is right for calculating 3% at (for example) Na doping?

Synthesis method: sol-gel, materials: zinc acetate :0.5 mol to reach 0.5 mol/lit solution ethanol 1 L.

05 May 2014 5,467 1 View

Is there any way to find out the charge carrier type from the solution?

I want to make a semiconductor by sol-gel method, and I am looking for a way to understand the type of semiconductor from the solution.

03 March 2014 9,531 2 View

What is the best solvent for dissolving zinc acetate to reach p-type ZnO nanostructure by sol-gel?

I want to use a lithium acetate az dopant and I tried to dissolve lithium acetate in ethanol, but the result was not good enough.

02 February 2014 3,943 4 View

What is the best electron/hole concentration measurement method for semiconductors?

Is there any simple setup to understand that a semiconductor is p-type or n-type (except the hot-point probe method & hall effect)?

02 February 2014 9,056 29 View

What is the result of these reactions: (zinc acetate dihydrate+ethanol+triethanolamine)&(zinc acetate dihydrate+ethanol+triethylamine)?

I want to reach to ZnO nanostructure by sol-gel method.

02 February 2014 4,697 4 View