Is there any standard ratio to formulate the composition of sol?
That is, solvent : precursor : complexing agent.
Alkoxide + alcohol + complexing agent (with and without).
Not really, the powder will be humid or contain solvents...
I want to know conventional methods available to remove the tarnish as well as prevention methods of tarnish of metals.
11 December 2013 7,685 1 View
As wavelength increases, R.I. decreases (generally).
10 November 2013 5,404 3 View
Immediately after coating I can see one color (from reflection) and after heat treatment some other color (from reflection). Why is that particular color(light) undergoing constructive...
10 November 2013 6,971 14 View
.
10 November 2013 3,280 2 View
I have prepared two sols, one with complexing agent and other without complexing agent. Both the sols are stable and transperent, but when deposited films on glass substrate using dip coating, sol...
09 October 2013 3,650 10 View
I have deposited a oxide thin film on metal substrate.
09 October 2013 9,764 5 View
Just by visual inspection.
09 October 2013 4,840 8 View
A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...
11 August 2024 9,801 2 View
I need to do some experiment with it in liquid form.
07 August 2024 613 3 View
How can I measure the thickness of thin film by Uv-Vis?
06 August 2024 7,810 3 View
I have been working on Red blood cell-derived extracellular vesicles as Antisense Oligonucleotide (ASO) carriers. We normally run agarose gel to quantify the loading efficiency. I used naked ASO...
06 August 2024 3,130 2 View
Why is TLC not a form of partition chromatography and paper chromatography not a form of absorption chromatography?
03 August 2024 7,035 3 View
It's an end-point PCR protocol. I'm using 1.5% agarose gel with SyBR Safe dye and TBE as a running buffer, visualization on BioRad XR+ system. I was primarily thinking of primer efficiency,...
01 August 2024 4,673 4 View
I need something like Camag's VisionCat software for photodocumentation of TLCs. Could you recommend something?
31 July 2024 8,415 1 View
Hello, I'm trying to measure the conductivity of semiconductor films but since I don't have a commercial four point probe set up I would like to build one on my own in my lab. I have generators,...
30 July 2024 906 2 View
My final research is about making chitosan/pva hydrogel for wound healing using gelatin as crosslinker. Last month, i made the thin film hydrogel and it turn well. It was okay. Last week, i make...
28 July 2024 2,794 6 View
Greetings. I’m currently running a nested pcr for giardia. My mastermix comprised of 3mM Mgcl2, 5unit of taq polymerase, 0.2uM of forward and reverse primers each respectively and 0.2mM of dNtp...
22 July 2024 9,761 5 View