Md. Saiful Islam

7 Questions 10 Answers 0 Followers

Questions related from Md. Saiful Islam

Is graphene can be used as a plasmonic material instead of using gold,silver etc?

Hello experts, Is Graphene itself can be used as a plasmonic material instead of using Gold, Silver. I knew Graphene is used in addition with other metal to reduce oxidation problem. However, In...

06 May 2018 4,567 8 View

How to calculate the exact value of Refractive index of cladding?

Hello , Researcher's saying that "It is really wrong to assume that the cladding index is 1 (ncl=1). The properties of PCFs are exactly different from step-index fibers because of the frequency...

11 October 2016 1,605 6 View

How to calculate x during bending loss calculation of a PCF?

The equation for material loss calculation is.. ne=1.53*(1+x/R1) na=1.0*(1+x/R1) Here,in COMSOLE how I will find the value of X? Thanks in Advance

19 June 2016 9,473 1 View

How can I calculate Grid size and tolerance of a PCF to determine the accuracy and stability ?

I have made a PCF design of Circular cladding and rotate hexagonal core structure for THz wave propagation. My question is How can I calculate the Grid size and tolerance of a PCF to determine the...

26 May 2016 9,284 1 View

How FEM can be used to calculate the modal characteristics of a fiber?

How FEM can be used to calculate the modal characteristics of a PCF?

01 April 2016 538 5 View

How the dispersion of a PCF for THz transmission can be made flattened?

I am researching on THz signal transmission ,the loss can be reduced in a great extent but how can I get a flattened dispersion property?

31 March 2016 7,940 3 View

How can a Kagome Core be designed?

I need to design a Kagome core for one of my work ?But i can't understand the design.How can I easily design this? Thanks in Advance.

16 December 2015 2,453 2 View