K. Annapoorani

3 Questions 6 Answers 0 Followers

Questions related from K. Annapoorani

How to prove that the peak at 2923 cm-1 in FTIR spectra is not due to organic contaminants?

In my work i have observed narrow peak at 2850 and 2923 cm-1 in FTIR, these are due to hydrogen bonding...but in some literatures they reported as presence of C - H bonds...How can i confirm or...

02 June 2016 7,920 8 View

What is meant by optical transparent window?

Glasses exhibits large optical transparent window covering UV, Visible and IR regions...May I know what they intended to say

04 August 2015 5,173 3 View

When we excite an ion with 379nm to obtain emission at 550nm. Is this a Down conversion emission?

Because in some papers they diidn't denote as Down conversion instead they use the the term Luminescence with 379 nm excitation, although they use the term upconversion for the 980 nm excitation...

08 June 2015 5,226 7 View