Md Muhibbullah

6 Questions 13 Answers 0 Followers

Questions related from Md Muhibbullah

How much the phase difference b2in the electric & magnetic fields of the light?

It is well known that light is transverse wave and the angle between the electric field and magnetic field is 90 degree for all light. However the phase difference between the fields has been...

20 November 2017 1,005 4 View

How can we ensure a unique electric field in the multilayer solar cell?

A semiconductor can absorb photons with the energy of its band gap in a solar cell. Photons with lower energy than the band gap of the devices are not absorbed. Solar radiation contains a broad...

11 July 2015 990 3 View

The electron emit perpendicularly from the metallic target in the CRT. What is the cause of the “perpendicular” emission?

I am studying on the actual nature of light. The electron emission is related with the nature of light. If any experience researcher (Full Professor) wish to guide me on this (actual nature of...

17 February 2015 5,023 3 View

How much is the frequency of the white (compound) light?

If we consider the light is particle then the energy equation is E = nh (new). Here n is number of the photon, (new) is frequency of the photon and h is minimum energy of the photon (Plank’s...

10 February 2015 3,832 11 View

How can we solve the matching problems of the heterojunction?

In the solar cell the static electric field keeps main role to generate the (photo) voltage. The static electric field is been produced by carriers (electrons) transporting from one side to other...

21 January 2015 2,895 7 View

How way I can increase the carrier mobility in a semiconductor thin film without change any other parameters?

I am working on the field of the solar cells. It is important to improve the carrier mobility for this case.

19 December 2014 7,787 8 View