František Vavrek

2 Questions 5 Answers 0 Followers

Questions related from František Vavrek

Is there a way to clean the surface of a non-planar ultramicroelectrode made of PtIr wire sealed in EVA-based coating?

Greetings! I've been asked to fabricate a few ultramicroelectrodes made of thin PtIr (90/10) wire with etched tip, sealed in melted polymer based on ethylene-vinyl acetate (EVA) in a way that only...

12 January 2024 2,901 3 View

Irrergular cyclic voltammograms of my UMEs, what could be the cause of this behaviour?

Greetings! I have prepared a several UME exemplars for the project I am working on. These were prepared from an etched Au wire (d = 0.25 mm) placed inside a PTFE tubing, with wire protruding from...

10 March 2022 5,777 6 View