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Questions related from Nasrin Asgari
Can you help me please, How can I make sure about the formation J-aggregation of (PIC) dye on solid substrate by Langmuir-Blodgett technique? Is there any other way except uv-visible absorption...
12 December 2017 8,502 7 View
I wan to create J-aggregation of pseudoisocyanine dye by Langmuir-Blodgett technique and I am going to use Arachidic acid to do this. Now my question is "how much is the area per molecule for...
08 August 2017 4,256 2 View
I have bought 100 mg of "1,1′-Diethyl-2,2′-cyanine iodide" or "Pseudocyanine iodide" from Sigma. The material that I bought is a white powder (look like white particles), but I have read on the...
08 August 2017 1,214 2 View
For creating J-aggregation of cyanine dyes such as pseudoisocyanine dye by Langmuir-Blodgett trough, which one in better? 1: dissolving this dye and Arachidic acid in chloroform/methanol mixture,...
08 August 2017 1,487 4 View
I have polystyrene spheres with diameter of 800nm that are suspended in water, can I create carboxylate modified polystyrene with them?
05 May 2017 9,076 5 View
In generals, What methods are there to create a J-aggregation of dyes (for example Rhodamine) on a glass substrate? and how can I use L-B technique for that?
02 February 2017 8,656 2 View
Which dyes can easily form J-aggregate by L-B method(on a glass substrate)? How about Merocyanine dye?
02 February 2017 6,089 4 View
As we know in Langmuir film formation in the Langmuir-Blodgett trough, surface tension changes as the barrier moves, but my question is: in addition to force, does the angle theta change during...
01 January 2017 2,222 6 View
I want a microbalance for my trough and I want to know the minimum level of accuracy considering its suitable price. I have read in the following manual that the balance should be capable of...
01 January 2017 2,621 1 View
