Mir Galib

5 Questions 5 Answers 0 Followers

Questions related from Mir Galib

What could be the possible reasons for shorted polymer solar cell?

I fabricated some P3HT:PCBM polymer solar cells with a graphene electrode, but the device is shorted. The device configuration is: graphene/PEDOT:PSS/P3HT:PCBM/Al. I have gold nano particles on...

04 April 2014 1,905 3 View

How do you find the size of the metal nanoparticles using the SEM and AFM images?

01 January 2014 1,112 8 View

How do I remove photoresist from graphene and confirm it is removed completely?

I am using photoresist to pattern the graphene. How do I remove photoresist completely from the graphene? And after the removal, how I can be sure that all photoresist has been removed. I would...

01 January 2014 2,413 3 View

Can anyone help with plotting Raman spectrum of graphene?

How can I have multiple Raman spectra in the same plot using OriginLab ? I want to smooth the spectrum just what we see in the publications.

01 January 2014 4,531 5 View

How to measure the sheet resistance with multimeter?

The Hall probe measurement system is not working well, so I was thinking to measure the sheet resistance of the graphene layer with multimeter. The thickness of the graphene layer is around...

01 January 2014 2,618 15 View