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Questions related to Nanoparticle Research
I have to coat silver nps with triethylamine. However, the nps I need to coat are pre-produced, which prevents me from using the "triethylamine as stabilizer" route. How can I make the...
04 April 2018 2,093 4 View
I'd like to administer Rhodamine B-AgSiO2 nanoparticles that I commercially purchased to mouse brain via carotid artery. The solution I have has the concentration of 0,25 mg/ml. What should be the...
04 April 2018 5,711 2 View
There are many procedures out there: TGA, ICP-MS, NMR these are all post process. But what is a good method to estimate the extent of ligand required for functionalization? If we know the size of...
23 March 2018 9,879 3 View
Hello! I am working with silver nanoparticles for antimicrobial additivation of polymers. I synthesize them on aluminosilicate sheets as substrate, and I will now replicate my process for ZnO....
05 March 2018 8,548 3 View
Drug release study requires taking absorbance of samples at absorption maxima (Lambda max) of drug. What should be the approach in case of poly herbal formulation (nanogel). There are atleast 5...
03 March 2018 2,083 4 View
03 March 2018 6,379 4 View
Or what is the smallest known fluorescent molecule?
14 December 2017 7,607 3 View
12 December 2017 8,376 3 View
I am doing Rietveld Refinement using MATCH software. However, I am always getting Chi-Square value of 0.4 or 0.5. I think, there is problem in the parameter refinement sequence that I am using to...
22 November 2017 4,153 8 View
11 November 2017 1,821 8 View
I am working on the nanopatterning of carbon island deposited on ITO glass substrate and I want to measure the surface area of the glass that is covered by the carbon nanoparticle (number of...
25 September 2017 2,179 3 View
I am doing an in vitro release study (dyalisis) of an active ingredient loaded in PLGA Nanoparticles. I want to get the standard deviation so, should I collect replicates of 500 uL for each time...
18 September 2017 4,739 3 View
09 September 2017 1,982 4 View
09 September 2017 8,306 3 View
Hi there, I met with a problem in transferring a self assembled nanoparticle monolayer onto a hydrophobic film. First, I made the monolayer film at liquid-air interface. But the transferring...
09 September 2017 10,019 4 View
Dear all, In some article I have observed that encapsulation efficiency of curcumin in nanoparticle is determined by measuring absorption of nanoparticle suspension in about 420 nm (maximum...
20 August 2017 9,342 7 View
08 August 2017 2,155 7 View
I have been prepared bovine serum albumin (BSA) capped gold nanoclusters and it has red luminescent in UV light (the procedure was already established). During TEM analysis (200 kv), nanocluster...
27 July 2017 5,150 8 View
Hi every one, Who synthesized the core-shell gold coated magnetic nanoparticles? that size of core-shell was 10 nm, and magnetic nanoparticles was synthesized by coprecipitation method.I...
26 July 2017 3,272 2 View
My particles have a 300-350 nm size, when I use a 20000 G centrifugation in 60 minutes, I noticed that a pellet is formed in the botton but a turbid supernatant too. Does it mean that I still...
25 July 2017 625 3 View
Hello,I have prepared the ZnO suspension in ethanol following a solution method. However, having filtered by a 0.22μm pore size nylon membrane, the ZnO (whose size is within 10nm theoretically)...
25 July 2017 1,819 3 View
green approach for the synthesis of metal oxide nanostructures.
24 July 2017 1,988 2 View
I am looking for separation and recovery of iron based nano particles from water stream. Nano particle size is in the range of 50 nm to 1000 nm with 80% particles below 100 nm. Till now I have...
23 July 2017 8,179 2 View
i used ascorbic acid as stabilizing agent and sugar as reducing agent i try variable ratios of metal ligand and ascorbic acid and vaying ph for stability but fail to stabilize after 4 hour of...
22 July 2017 530 2 View