How to interpret flow cytometry results ?

Hi, I am working with biomaterials, and I did an analysis of cell viability with CFDA and one to mesure ROS with MitoSOX indicator. The software project 5 graphs (each for a different...

09 October 2017 1,558 4 View

How can I find out the area of a TEM micrograph?

I am working with size distributions of nanoparticles. But I also need to show my results as a function of area (#NP/area). Does anybody know how calculate the area of a TEM micrograph?

04 May 2014 6,971 4 View

How much UV-light exposure time is required to disinfect a laminar flow hood?

How much UV-light exposure time is required to disinfect a laminar flow hood?

06 July 2013 7,980 19 View

Which substrate is the best for Saintpaulia ionantha (african violet)?

Hi I am acclimating African violet, but I need help to choose the best substrate I have 4 options: 1.- peat moss 2.- peat moss (25%) & perlite (75%) 3.- peat moss (50%) & perlite (50%) 4.- peat...

06 July 2013 8,839 0 View

If you are measuring the interplanar spacing, what is the justified % of error to consider?

Hi I am measuring the interplanar spacing of some nanoparticles, but many of them are not exactly as the fcc that have to be. I look for an aproximate value to mine, But I like know what is...

06 July 2013 8,329 0 View

Explant, propagule or plant? How do you say....?

I am writing a protocol about the acclimatization of a plant But I don't know how to say : when I retire the culture of the medium, can I say that I obtain the plant, or is there another...

05 June 2013 1,110 1 View

Eucaryotic enzyme in lactobacillus plantarum

I want to insert papain which is a eucaryotic enzyme but contains 3 disulfure bonds. How can I do that such that lactobacillus plantarum expresses the enzyme with the correct structure?? I am...

04 May 2013 6,299 0 View

Optical properties for photoluminescence?

03 April 2013 480 2 View

A saccharomyces cerevisae vector with 35S promoter/

Does anybody know about a yeast plasmid that I could use to overexpress an ADH1 (Alcohol deshydrogenase 1) and that use a 35S enhancer?

02 March 2013 3,259 5 View

Does anyone have tables of lattice parameter?

I am trying to know the form of my nanoparticles of Ag, but I don't have the lattice tables, to compare the data of my fourier transform.

02 March 2013 7,094 8 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

How can I calculate the rdf of water molecules around 'Na' ions that are closest(adsorbed) to the nanoparticle(solute)?

Hi, I want to calculate the radial distribution function for water molecules around the Na+ ions adsorbed on the surface of a spherical nanoparticle using the gromacs trajectory dynamically? For...

28 February 2021 5,650 1 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View