Lavaraj Devkota

10 Questions 19 Answers 0 Followers

Questions related from Lavaraj Devkota

I am looking for a simple yet stable method of coating a screen printed carbon electrode with MWCNT and Fe3O4 NPs. Can I get some references ?

I want to fictionalize SPCE for intended use as immunosensor for detecting CEA. Looking for suitable method to 'drop coat' or elctrodeposit MWCNT and Fe NPs. Please help with some references or ideas.

30 August 2016 9,790 4 View

How to prepare shrimp sample for tetracycline testing using MIP sensor ?

I am having trouble measuring TC in spiked shrimp sample. The procedure of sample preparation for LC-MS was followed but the trend of peak current response was complete opposite, the control...

24 March 2016 1,259 1 View

Can FTIR (ATR) be used to characterize a modified surface and I can see and assess the presence of gold nanoparicles, Tetacycline ?

I have modified a Screen Printed Electrode with MIP and Gold Nanoparticles. For spectral characterization which technique is suitable. Does FTIR be useful in assessing the presence of especially...

09 March 2016 7,698 2 View

How can I measure and optimize pH dependence of an EC Biosensor measurement?

Can I use NaOH solution to increase the pH of the system to a desired level ? Does NaOH have effect on the sensing property of the electrode ? If I can how can I do it ? If not how would I do it ?

06 January 2016 8,722 8 View

How can we clean the MIP electrode after measuring each concentration of analyte for calibration curve?

I am using Screen Printed Carbon Electrodes to fabricate Molecularly Imprinted Polypyrrole based sensor for tetracycline detection.

20 November 2015 1,706 2 View

Which method should I apply for charging and discharging of an electropolymerized layer of overoxidized polypyrrole on Screen Printed Electrode?

I am currently using a digi-ivy mini potentiostat (2100 B series).

30 October 2015 3,072 5 View

Is it possible to charge an electropolymerized layer of Polypyrrole using electrochemical approaches ? Yes I suppose, How can it be done ?

Overoxidized Polypyrrole may be used as Selective polymer for some chemical sensors if they could be charged.

27 October 2015 6,311 4 View

What does over-oxidation of pyrrole do to its electrochemical properties and functionalities?

I am trying to prepare Moleculary imprinted over oxidized polypyrrole, how does Over-oxidation play its role should be well understood.

19 September 2015 2,721 3 View

What would be a simple method to electropolymerize pyrrole on a screen printed electrode?

Can help me with links of papers on the topic as well. Thanks in advance

12 August 2015 8,931 9 View

How can I synthesize a molecularly Imprinted Polymer to use as Bio-sensors?

I would like on work on detection of growth promoters in animal feed using molecularly imprinted polymer technology.

09 April 2015 2,893 2 View