Ravi SHANKAR Rai

6 Questions 39 Answers 0 Followers

Questions related from Ravi SHANKAR Rai

What are the reasons for decrease response of the absorption peak obtained in UV-Visible spectrum?

In my research for CuO NPs, there is decreased response of the absorption peak obtained in UV-Visible spectrum that may arise for variety of reasons, such as, lattice deformation. what are the...

31 May 2022 9,422 3 View

How to prepare a CFRP sample for dynamic mechanical analyzer testing?

what are the prerequisites to prepare sample for DMA analysis? i have Fiber reinforced polymer composites to test for vibrational damping?

23 January 2022 6,642 4 View

Which the best suited technique to calculate particle size distribution of metal oxide nanostructures?

how we can calculate particle size distribution and which tool is needed for that?

20 January 2022 6,553 7 View

XPS scan range for CuO and ZnO nanostructures and their elemental scan range of Cu, Zn, O ?

for analyzing the peaks of Cu, Zn and O under X-ray photoluminescence analysis

14 December 2021 3,716 12 View

Which hardener is best suited for epoxy resin based polymer composites and also suggest their mixing ration?

Please suggest me their proportion which cause proper curing of FRP.

30 November 2021 6,225 11 View

How we can calculate fiber volume fraction of fabricated fiber reinforced polymer composites?

here is one case, in which a FRP composite is prepared by adding some nanoparticles into the matrix along with the fibers then how we can examine the proportion of each reinforcement and matrix ?

16 November 2021 3,434 7 View