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Questions related to Nanoparticle Research
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...
07 July 2017 4,153 3 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...
07 July 2017 8,678 3 View
green approach for the synthesis of metal oxide nanostructures.
07 July 2017 1,880 2 View
When i took the TEM images of CuS-Ag hybrid nanoparticles, i noticed that some nanoparticles have a vibrative bubble inside. Does anyone can tell me why this happen? This nanoparticle synthesized...
07 July 2017 4,782 4 View
According to attached picture, Which technique (solution preparation, casting method, casting temprature, drying temprature and ...) is most suitable for sedimentation of (nano)particles in mixed...
07 July 2017 6,408 2 View
Organic compound solubilized in acetic acid, can this be suspended in water to form Nanoparticles of the organic compound under constant sonication?
07 July 2017 3,512 3 View
Just wondering how it could be possible to determine aggregation number from conductivity data
07 July 2017 5,450 4 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...
07 July 2017 5,090 3 View
How could we make the gold wire (purchased from the company, diameter ~0.3mm) positively or negatively charged?
07 July 2017 9,897 2 View
Looking for explanation, why cant we wash nano-size cellulose nanowhiskers with distilled water?
07 July 2017 5,448 20 View
Hi, CdFe2O3 I am doing research on iron oxide nanoparticles and different dopant impact on iron oxide nanoparticles also studied. Regarding my research work, I am struggled to get JCPDS for...
07 July 2017 5,457 1 View
I wonder what is the right grid type for imaging iron oxide nanoparticles coated carbon nanotubes (short nanotubes 0.5-2 micron length). there are many grids used in the literature, I need to...
07 July 2017 4,659 5 View
How to synthesize ferrites of various shape like spinal,elliptical, wire, flakes etc. in nano or micron particle size. which factors determine the shape of ferrites In co-precipitation or other...
07 July 2017 7,040 3 View
I have prepared PtCu (Platinum-copper) particles (don't know yet, if they are nano) and as the product was obtained, after separating & washing, the particles were re-dispersed in ethanol....
07 July 2017 2,134 4 View
i am trying to make oleic acid capped iron oxide nanoparticles. but there comes washing problems. my method was 1. reaction mixture 10ml+ ethanol30ml mix magnetic separation. decant...
07 July 2017 5,014 3 View
I know the size of nanoparticle and number of lipids in system. A 5nm gold nanoparticle has ~4000 atoms. A paper suggest lipids:Au ratio = 0.98 % wt/wt. How can I calculate the number of gold...
07 July 2017 5,751 2 View
from biosynthesis
07 July 2017 9,322 2 View
see the reaction in the picture
07 July 2017 7,311 1 View
I am studying a Protein interaction with metal ion and during titration I got the graph attached below. The concentration of protein used was 0.09mM and metal ions concentration was 1 mM. Could...
07 July 2017 5,265 19 View
Hi Guys, I tried to filter my cubosomes nanoparticles to do cytotoxicity testing. However, only 500 uL of nanoparticles was obtained upon filtration of 1 mL of the nanoparticles (Corning filter,...
07 July 2017 8,709 5 View
i carried out reaction thermal decomposition method to make iron oxide nanoparticles. and i used 1-octadecene as a solvent after reaction i put ethyl acetate to precipitate nanoparticles. and...
07 July 2017 9,386 3 View
Hello all,I have synthesized the AuNPs using 1.2 mM auric chloride salt. How can I know its concentration in suspension form?
07 July 2017 4,039 5 View
I would like testing Antimicrobial, but i am uncertain about washed process. Be need making pure silver nanoparticles before test "Ager Well Diffusion " ?
27 June 2017 5,964 2 View
I need to get the TEM measurement for 2 samples Fe3O4 silica nanoparticles d only silica nanoparticles, but I am confused whether l should use carbon coated copper grids or uncoated copper...
23 June 2017 1,251 3 View