9 Questions 12 Answers 0 Followers
Questions related from Hariharan Manoharan
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...
10 October 2018 4,560 0 View
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...
12 December 2017 6,187 4 View
In few optical silica fiber specification sheets, I find TECS as cladding material. TECS is hard fluoropolymer and a patented polymer. what exactly is this TECS.
04 April 2017 7,203 2 View
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?
03 March 2016 8,994 4 View
What are the physical significance of TE and TM modes in an multi and single mode optical fiber?
06 June 2015 3,302 3 View
For example, how can one experimentally detect (and prove) evanescent waves, when light propagates in a optical fiber by the phenomenon of total internal reflection (TIR)?
03 March 2015 2,739 5 View
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?
01 January 2015 4,505 10 View
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?
12 December 2014 2,449 4 View
To be specific, I have GNFs (35-40 nm) in HEPES solution and antibodies in PBS? when I mix antibodies (in PBS containing 137 mMol NaCl) and GNFs they tend to flocculate. How to minimize this effect?
11 November 2014 929 6 View