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Questions related from Apoorva Mittal
I took scanning electron microscope images of my samples in powder form and after coating their films. In powder form, a large number of particles can be seen however, in the films only a few...
07 July 2019 2,043 4 View
I want to study UV Vis spectra of a polydiacetylene based compound. It is a polymer and is not soluble in most of the solvents. i tried dissolving it in ethanol, butanol, chloroform, DCM, THF, DMS...
10 October 2017 2,645 3 View
There are some diacetylenes which undergo polymerization reaction upon exposure to UV radiation. What property of the material is responsible for their UV sensitivity?
06 June 2017 3,073 4 View
The shift in Raman peaks implies increase or decrease of conjugation length of polydiacetylenes?
04 April 2017 1,790 3 View
If we use 10,12 pentacosadiynoic acid for a reaction, is it mandatory to purify it before use? How can it be purified, without loosing its color sensitivity?
03 March 2017 1,785 1 View
During radiation induced polymerization of diacetylenes will it be useful to prepare monomers in nano range to increase the chain length.
12 December 2016 6,831 4 View
Diacetylenes are a conjugated system consisting of two triple bonds. The solid state polymerization of diacetylenes proceeds as 1,4-addition to the conjugated triple bonds and gives rise to...
07 July 2016 8,728 1 View
Why?
05 May 2016 3,034 0 View
