What thickness of core-shell spherical nanoparticles (Silver-core and Gold-shell) will be optimum for LSPR applications?

I wish to synthesis spherical nanoparticles made-up of silver-core and Gold-shell for Localized surface plasmon resonance (LSPR) based biosensing application. What should be the thickness of core...

09 October 2018 4,503 0 View

Can anyone suggest model antigen-antibody pairs (best studied models for direct and sandwich immunoassay)?

We have developed a fiber optic sensor and we wish to evaluate them for biosensing. Is there any standard antigen-antibody pair for immunoassay, namely direct and sandwich formats. For example...

11 December 2017 6,113 4 View

How to find refractive index of dye solutions?

I am using Methylene blue in my experiments. Is there any method, other than Clausius-Mossotti's equation to find bulk refractive index of a colored solutions, especially dye solutions?

02 March 2016 8,939 4 View

What exactly are transverse electric and transverse magnetic (TE and TM) modes? what happens to TE and TM modes when they propagate in optical fiber?

What are the physical significance of TE and TM modes in an multi and single mode optical fiber?

05 June 2015 3,189 3 View

How one can experimentally verify and quantify the presence of evanescent waves? In particular Electromagnetic (EM) evanescent waves?

02 March 2015 2,661 5 View

What is the significance of two peaks in methylene blue absorbance spectrum?

Methylene blue has two absorbance peaks at 609 and 668 nm. Why does methylene blue have two peaks? What are the bonds that contribute to these peaks? How to analyze the peaks of a dye?

31 December 2014 4,441 10 View

Can dried (dead) e.coli cells be viewed using Scanning Electron Microscopy (SEM)?

To be specific, I have e.coli cells immobilized on optical fiber using e.coli specific antibodies. can this specimen be gold sputtered and imaged using SEM? else should this sample imaged using e-SEM?

11 December 2014 2,395 4 View

How can I immobilize (physically) antibodies with gold nanoflowers (GNFs)?

10 November 2014 866 6 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View