Vemuri Sri ranga sai praveen kumar

10 Questions 6 Answers 0 Followers

Questions related from Vemuri Sri ranga sai praveen kumar

What is the origin of absorption in the materials? during deposition of optical thin films?

Hello every one, I feel the absorption in the coating films in physical vapor deposition refers to various following factors 1) in proper maintenance of the coating chamber 2) variation in the...

08 August 2019 6,328 4 View

What is parallel momentum conservation in the thin films grown by glad technique?

please explain how the parallel momentum is important in glancing angle deposition techniques for developing columnar growth process

08 August 2019 2,280 1 View

Does able to do coating on Aluminium substrate as Aluminium material ?

Alluminium substrate

08 August 2016 5,691 2 View

Coating peeling off, How the Stress were generated between the substrate and coated multi layer stack ?

Hi friends, Recently we have deposited a multilayer stack using materials like TiO2, HfO2 combination and TiO2, Y2O3 combination. both combination of stacks were deposited by electron beam...

08 August 2016 3,449 2 View

Can any one explain how to plot the Transmittance data verses angle of incidence ?

Transmittance plot with respect to angle of incidence

02 February 2016 5,350 0 View

Can any one Explain Single Oscillator Model?

For determining the optical constants of the dielectric Thinfilms

01 January 2016 5,347 0 View

What is the concept of effective medium theory for modelling the galncing angle deposition thinfilm filters?

GLAD modelling

05 May 2015 1,712 1 View

How can I model a graded design of optical filter?

I would like to model and design a graded design (multilayer) for the electron beam evaporation technique. I would appreciate if anyone can help me modeling this problem.

04 April 2015 7,802 2 View

Can any explain how to make a rugate broad band design in visible region?

Thin film optics

02 February 2015 3,355 1 View

How the side lobes or harmonics or ripples formation can be Exhaustively been removed in the thin film filters by maintaining overall uniformity?

generation of ripples or harmonics in the interface of the coating.

01 January 2015 1,750 3 View