Asmat Ullah

8 Questions 5 Answers 0 Followers

Questions related from Asmat Ullah

About perovskite solar cells, which is more suitable architecture normal planer (NIP) or inverted (PIN)?

what is the motivation of inverted PIN structure over planner NIP structure in terms of efficiency, stability, low temperature and cost etc? Which is more suitable to make tandem with Silicon...

07 July 2019 1,741 3 View

Seeking help in solving phase diagram quiz?

The figure and the details are in attachment. Thank you. Best regards, Asmat

03 March 2018 8,169 0 View

How to make the calculation of Volume % ?

In textured ceramics, instead of Mol.% or Weight% mostly people used 10 or 20 Volume % template. Anybody can explain how to calculate volume%. Please!! Thank You.

03 March 2018 5,198 3 View

How does Reactive Oxygen Species (ROS) increases with increase in electrical conductivity?

we have prepared Mg doped ceria nanostructures, and characterized by LCR meter for electrical conductivity, at low frequencies the electric conductivity is almost same for all Mg dopant levels but...

01 January 1970 3,909 5 View

How does AC conductivity of CeO2 nanostructures increase with increasing Mg doping concentration levels? Can anybody please answer with references?

We have undoped, 1,2 ,3,4 and 5% Mg doped Ceria nanostructures. in its dielectric results (using LCR meter), the AC conductivity is nearly constant at low frequencies and then increases above a...

01 January 1970 5,653 1 View

How does AC conductivity of CeO2 nanostructures increase with increasing Mg doping concentration levels. Can anybody please answer with references?

We have undoped, 1,2 ,3,4 and 5% Mg doped Ceria nanostructures. in its dielectric results (using LCR meter), the AC conductivity is nearly constant at low frequencies and then increases above a...

01 January 1970 8,711 2 View

Is there any solvent for CeO2 (ceria)?

I want to make thin film of ceria nanoparticles by spin cotter, but I need to know in which solvent ceria is soluble?

01 January 1970 2,406 4 View

Why we want to study time-dependent ferroelectric transition?

Which material system has the possibility to have this phenomenon? (Do we have this phenomenon in BaTiO3?) What is the possible explanation?

01 January 1970 1,321 3 View