Abbasali Barari

5 Questions 8 Answers 0 Followers

Questions related from Abbasali Barari

How can i activate graphite electrode surfaces with cyclic voltammetry in PBS buffer?if it possible?

I put electrode in PBS solution and then i applied CV about 0.5 to 0.9 v in 10 times .... graphite surface can be oxide with this method ? and can i immobilize enzyme in this surface ?

21 August 2016 3,322 2 View

How do I ensure that electrostatic attraction between the enzyme and nanoparticles is established? Is there an analysis to do?

I add enzyme to solution of graphene quantum dot , but I dont know when i can ensure that electrostatic attraction established.I cannt find a reliable method to confirm it.

04 December 2015 4,935 2 View

Why can't I obtain an appropriate particle size for graphene quantum dot by DLS?

I synthesised it with pyrolysis of acid citric and then added NaOH in it. I filtered it by PTFE syringe filter after centrifuge at 5000 rpm for 30 min, and tested it for some concentration.

28 November 2015 908 8 View

Can I compare a new method with a reference method if they have different basis? How?

One method is enzymatic and the other method is based on immunochemistry

13 June 2015 2,452 7 View

Will graphene quantum dot fluorescence be completely turned off after immobilization of enzymes on it?

We want to measure the protein inhibitor of the enzymes used.i need to know after enzyme immobilization graphene quantum dot will be completely turn off?

28 May 2015 2,123 2 View