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Questions related to Nanoparticle Research
I need to prepare nano fluid using Fe3O4 nanoparticles of diameter 5 nm in Hexane base solution with volume fraction 0.2, 0.1, 0.05 and 0.01
05 May 2017 8,321 0 View
Hello everybody, Do you know how we can prevent the precipitation of iron oxide nanoparticles coated with citrate in DMEM media? Kind regards, Ali
05 May 2017 2,133 2 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 9,084 5 View
I am looking for polydisperse PMMA particles (~ 100-300 microns) of various shapes other than spherical ones eg. rods, platelets, discs, ellipsoids etc. Can someone share information about...
05 May 2017 4,173 2 View
I want to calculate ZnO nanoparticles absorbance using UV-Vis. I disperse the ZnO on surfactant (PAS). What are the most suitable wave length? Currently i'm using 420nma nd using aquadest as...
05 May 2017 502 3 View
I have my polysaccharide derived nanoparticles dispersed in water. I am interested in doing XRD analysis of my sample but haven't done this analysis before. Can anybody give me an insight how can...
05 May 2017 1,245 5 View
To make drug-nanoparticle complex coated by chitosan, I want to know that coating solution pH is important factor. To dissolve chitosan, i used 1% acetic acid (approximately pH 3) where...
05 May 2017 535 3 View
i'm making 1000ml solution which is 89.5% gasoline, 10% ethanol and 0.5% CeO2 nanoparticles which is 5ml, i want to know how much mass of nanoparticle i need. should i use true density or bulk...
05 May 2017 7,562 6 View
Do anyone know any person or company that produce nano metal oxides in sonochemical method in industrial?
05 May 2017 8,840 4 View
I have been trying to encapsulate wax inside a metal shell nanoparticle (300nm) by the heteroflocculation method. But I am not able to see clear images of nanoparticle via the HR-SEM .The method...
05 May 2017 5,148 3 View
i had prepared a Al2O3 nano particles by Planetary ball milling process. The SEM images show the lumped particles therefore morphology of particles is not much clear. somebody suggest to make a...
05 May 2017 1,905 11 View
I am currently using ionic gelation to produce chitosan nanoparticles with TPP. But since high concentrations lead to larger nanoparticles, i was able to get the nanoparticles only starting with a...
05 May 2017 4,705 1 View
Is there a method for transferring dispersed primary(~20nm) silica nanoparticles (NP) from ethanol to water without significant aggregation? If you happen to know a dispersed silica...
05 May 2017 4,098 3 View
What are practical bulk filtration methods for suspended nanoparticles under 100nm, preferably under 20 nm? By bulk, i mean filtering more than 1 ml at a time. Glass filters I have seen are mainly...
05 May 2017 1,777 4 View
While doing the centrifuge process I didn't get any precipitation. It's in a solution form only... If I want to get a particle what can I do for further process?
05 May 2017 9,970 3 View
Which is the best method for silver nanoparticles synthesis?
05 May 2017 9,792 10 View
on a micron and sub-micron structures made of silicon oxide and metal (no topographical features/aspect ratio is very small) why cells tend to adhere to the metal not oxide
05 May 2017 6,845 4 View
I want to check z potential versus pH. What is the best way to check and prepare sample for z potential. For z potential is it necessary to centrifuge the sample or it may analyze before settle...
05 May 2017 2,860 1 View
I prepared the AgNO3 solution by dissolving the solid AgNO3 into ultrapure water (pH=4), but I observed some white turbidity as shown in the picture attached. The left is 100 mg/L solution and the...
05 May 2017 1,663 5 View
hello everyone,i need help to give me some exact reason why in the ZnO Nps have higher Jsc and lower Voc compare with Zno sol gel because i always get that result and in ZnO i have lower Jsc and...
05 May 2017 6,499 0 View
For preparation of zinc oxide chitosan nanocomposite, the resulting sol is not clear and stable
05 May 2017 8,358 2 View
04 May 2017 8,633 3 View
04 May 2017 408 4 View
04 May 2017 3,051 9 View