Vijayakumar Samiyappan

4 Questions 14 Answers 0 Followers

Questions related from Vijayakumar Samiyappan

Redox peak disappears with change in electrolyte but current increases in Cyclic Voltammetry?

I am doing CV experiments for a carbonyl-rich porous organic polymer which is expected to show a faradaic behaviour. When I use 1M H2SO4 as an electrolyte I could observe redox peaks with lesser...

29 February 2024 4,257 2 View

What is the nuclear relaxation treand in Solid state NMR of C and N?

In the case of solution state NMR excited nuclei relax back to ground state either by spin-spin or spin-lattice relaxation. The influence of adjacent nuclei in signal intensity is seen in hydrogen...

22 March 2022 8,655 0 View

Is HSQC always observed for labile NH protons?

We are trying to detect the number of NH signals in a molecule through HSQC in DMSO-d6 where little amount of water also exists. Suppose if the NH protons are exchanging continiously - we could...

27 November 2020 8,534 8 View

What is the relation between peak fitting and chi square value in XPS deconvolution?

I am trying to deconvolute XPS peaks using Multipak software. Is the chi square value has anything to guide me while fitting?

18 November 2020 1,845 6 View