Anisuzzaman Boni

4 Questions 2 Answers 0 Followers

Questions related from Anisuzzaman Boni

How could i differentiate TE and TM mode from bandgap.

Could anyone please explain me the light line ,line cone and its relation with TE and TM mode in photonic bandgap.Suppose, i got a photonic band diagram after comsol simulation.But how could i...

07 July 2017 2,674 0 View

What should be the diemnsion of lattice constant(a) of the photonic crystal structure.

I want to find the photonic band gap of a crystal in COMSOL. The wavelength in free space is 632nm and the refractive index of material (Gold) is n=.18836 and absorption k=3.4034. refractive index...

06 June 2017 7,835 2 View

Which boundary condition should be used if vetical direction of unit cell is non periodic,but horizontal is periodic in COMSOl.

The unit cell is periodic in x and y direction.So i can easily use the periodic boundary condition in Comsol.But the vertical direction(z) in not periodic.which boundary condition can i use.And...

06 June 2017 2,133 0 View

In underlay spectrum access in cognitive radio,what kind of knowledge of PU(without average tranmitting power) should know by the SU ?

In underlay spectrum access,we know that the average transmitting power of the primary user is known by the secondary user as SU can transmit data within a threshold level.but what other primary...

04 April 2016 792 3 View