Please explain why we need high quantum yield of nanoparticles?

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How to increase the degree of labeling in amine and NHS ester conjugation?

I am trying to conjugate oligo modified in the center with amine to NHS-ester modified dye. As oligo is modified in the center of the chain, the degree of labeling achieved is less than 40...

10 November 2018 1,625 3 View

What are the methods to check the bio-activity of lyophilized DNA-polymerase ?

I have to study the bioactivity of DNA polymerase. As per my search, qPCR is one of the methods to check the activity. What is the method I can use to check the bio-activity and the stability of...

08 September 2017 7,816 0 View

Do copper nanoparticles show shape and size dependent color variation ?

I read many research acticle regarding gold and silver nanoparticles have color variation as the size of particle changes. I am curious to know that does copper nanoparticles have similar...

09 October 2015 5,306 5 View

What is the reason for the presence of three plot ( for Exx, Eyy and Ezz) in dielectric constant vs photon energy plot for 2D structure?

While calculating the optical spectrum for nanowire (theoretically) I got three curves for all three different direction but as per my knowledge the spectrum contains two curve, one for z axis and...

31 December 2014 4,808 1 View

Is there any relation between the polarization of light and scattering of light?

During the study of optical spectrum for 2 D material, this question comes in my mind

31 December 2014 8,756 11 View

How to do passivation of nanowire in AtK virtual nanolab 11.8.2?

I have to optimise the geometry of ZnS nanowire by using Virtual nanolab(11.8.2), simulation tool, but don't find the option for passivation?

31 December 2014 2,591 0 View

If we made a nanowire by using semiconducting material like ZnTe or ZnO , are there electronic properties that will change or remain the same?

Electronic properties of nanowire

11 December 2014 1,109 17 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

Binder for ZnO nanoparticles in graphite paste electrode?

I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?

03 August 2024 4,624 3 View

Can i quantify a nanoparticle encapsulated in cell culture medium by hplc?

Hello, if you made a transwell assay where you incubate the cells with a nanoparticle-encapsulated drug and considering that in the oposite compartment you'll have both the free and encapsulte...

03 August 2024 2,730 1 View

Mossbauer spectroscopy Co0.6Mn0.4Fe2O4 MNPs?

Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.

31 July 2024 9,140 2 View

Addition of EDTA during the synthesis of copper nanoparticles to prevent it from being oxidized?

I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...

28 July 2024 8,027 3 View

Optimal siRNA Volume for Complexation with Liposomes in a 2.5 mL Solution with 10 mg/mL Lipid Concentration?

How much volume of siRNA can I add to 2.5 mL of liposomes with a total lipid concentration of 10 mg/mL?

27 July 2024 6,920 1 View

What are the modern methods for detecting nanoparticles?

Some of the techniques I am familiar with are standard. I would like to know which of the two methods under study is preferable, as well as the cost and list of particles and devices needed in...

22 July 2024 1,921 3 View

When making abraxane with Nab tech, why is 9:1 Chloroform&EtOH used as solvents?

Is it the best optimization ratio based on experiments?

22 July 2024 8,170 0 View

The measurement of cellular uptake of nanoparticles?

What protocol can be used to measure the cellular uptake of a nanoparticle? Is there a way to get more of a non-targeted nanoparticle into the cell? Why a fluorescent nanoparticle does not enter...

18 July 2024 7,153 2 View