What is Hank's Buffered Salt Solution (HBSS) for?

01 February 2016 1,012 1 View

Can I use XRD to verify the inclusion of mesoporous silica nanoparticles in a hydrogel?

In part of my project, I build a matrix of hydrogel-silica nanoparticles. I want to know what types of test (such as XRD, FTIR, TEM, SEM, etc) I can use to verify silica nanoparticle inclusion...

01 February 2016 6,888 5 View

How XRD results (shift in observed peaks between different diffraction angle) can be related to cross-linking density?

01 February 2016 1,667 4 View

Does DAPI stain live and dead cells?

Does DAPI stain live and dead cells? I would be very appreciative if someone introduced me to suitable sources for usual markers (such as DAPI) and its protocol. Thanks

01 February 2016 8,273 6 View

What is sol content of a polymer and how one can measure that?

what is sol content of a polymer and how one can measure that?

31 December 2015 8,189 5 View

How can I set flux equality in a boundary in COMSOL?

I have a mass transfer problem and I wanted to set a flux equality (continuum) in a boundary in COMSOL package. I have two region and the boundary is between the regions. How can I do that?

01 February 2015 5,614 21 View

How can I find the partition coefficient of a particular drug in PLGA?

01 February 2015 3,808 4 View

How to schedule successive physics in COMSOL?

31 December 2014 968 6 View

Can anyone help with a question about exertion of basal metabolic rate in tropical areas?

In these areas, temperature and humidity is very high. how BMR is exerted in these areas? No benefit of temperature gradient and evaporation!

09 October 2014 9,179 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 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

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View

Can a semi-conductor material have different absorption coefficient?

Does the absorption coefficient of the semiconductor changes with the change in the structure of the semiconductor? If you have a thin film and nanowire of the same semiconductor, will the...

23 February 2021 9,799 4 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

Color of spiro-ometad film?

What does the color of a spiro-ometad film indicate? I got purple, green, red, even black color of the spiro film. Is there anything we can get from the preliminary color analysis(e.g. oxidation...

21 February 2021 1,831 4 View

How can I simulate the optical absorption spectrum of a biomaterial (like DNA or protein) in COMSOL?

I need to simulate the optical properties of a biomaterial, namely DNA, in COMSOL. Basically I need to simulate the IR absorption spectrum of a cylinder filled with a 'concentration' of DNA. I am...

21 February 2021 3,043 3 View

Any information about dinitrosalisylic acid reagent end point color stability ?

I work on estimation of alpha amylase activity using dinitrosalisylic acid reagent If i put the reagent to stope the enzymatic reaction and allow the reagent to react with the produced reducing...

17 February 2021 7,402 4 View

absorption= 1-mag(S(FP1:1,FP1:1)*S(FP1:1,FP1:1))-mag(S(FP2:1,FP1:1)*S(FP2:1,FP1:1)) is it correct for absorption ?

hi everyone I am simulating a unit cell structure in HFSS using Flouquet port having two modes for absorption I have used this formula:- absorption=...

17 February 2021 9,178 2 View