All Questions
Tagged with electrochemistry organic-chemistry
29
questions
21
votes
2
answers
644
views
Some materials emit more photoelectrons than others - why?
I've been experimenting with some materials by changing the wavelength of the incident light on the material and detecting photoelectrons, like in the diagram below:
I might get a response that looks ...
13
votes
1
answer
9k
views
Cyclic Voltammetry - HOMO and LUMO levels
I'm a physicist, so I apologize if these are obvious questions.
I've carried out CV measurements on a few different types of material (with a ferrocene reference). I am interested in determining the ...
5
votes
1
answer
2k
views
Voltage vs current density - why are both parameters important to control an electrochemical reaction?
In many electrochemistry scholarly articles/studies they talk about certain specific reactions occurring at certain voltage potentials, while in other articles they talk about current density as the ...
5
votes
1
answer
230
views
Thought Experiment: Applying a high frequency high voltage to methane
I am in the process of constructing a kitchen waste digester (vegetable/fruits) from which, hopefully, over time adequate methane may be collected to burn. The digester won't be complete for several ...
4
votes
1
answer
194
views
Methods for immobilization of DNA on gold surfaces?
I've been looking for methods for immobilizing 5'-Thiol modified dsDNA on gold slides. Most of what I've come across suggests using DTT followed by a desalting step or using TCEP. However, I haven't ...
4
votes
1
answer
673
views
How do I remove tetrabutylammonium perchlorate from an organic synthesis?
I am trying to remove tetrabutylammonium perchlorate (TBAP) from an organic synthesis where TBAP was used as an electrolyte. I am working with compounds containing the amide group. I have used flash ...
4
votes
0
answers
1k
views
An alternate purification process for sugar separation form bee honey?
Bee honey contains 75% sugars (Fructose, Glucose, Maltose, Sucrose and others), some water and low amount of different compounds (up to 5%) Wiki.
Basic purification is done by addition of phosphoric ...
3
votes
1
answer
2k
views
How does PEDOT:PSS work (mechanism) in Organic Electrochemical Transistors?
I have a question about the fairly fundamental theory behind the application of PEDOT:PSS in an organic electrochemical transistor (OECT) device.
As at least I understand it, the ...
3
votes
1
answer
83
views
Carboxyllic acid Test
I'm currently in high school doing a project in chemistry. So I had to make a project where concepts from physical chemistry will be used alongside organic chemistry.
After going through my book I ...
3
votes
1
answer
157
views
Electrolysis of benzyl alcohol in methanol
I am conducting following electrochemical experiment on Au wires in organic medium:
I suppose the anodic reaction goes through a benzaldehyde intermediate:
The cathodic reaction is hydrogen ...
2
votes
2
answers
2k
views
Matching the NMR to a compound
I was given a molecule that I had to identify the NMR of. The molecule is 2-methylpent-1-ene (shown below):
The correct NMR spectra for this molecule is:
My question is, why is this the right ...
2
votes
0
answers
45
views
Why is sodium p-toluenesulfonate used as a supporting electrolyte in polypyrrole synthesis?
First, some preamble: I'm currently working on my thesis, which is about the electropolymerization of polypyrrole onto carbon fiber felt. My methodology, for the most part, follows a paper by one of ...
2
votes
0
answers
59
views
Are there any chemistry research classification systems?
There are research classification systems for mathematics (MSC) and physics (PACS and subsequently PhySH) which help the researchers to navigate through codes composed by letters/numbers made by ...
1
vote
1
answer
107
views
Cannizzaro reaction via electrolysis
As cannizzaro reaction reaction is a redox reaction carried by adding base to an aldehyde, is it possible to carry out the reaction using electrolysis where graphite anode and copper cathode is used. ...
1
vote
1
answer
155
views
Standard electrode potentials
I know that many substances have their own standard electrode potential and they can be arranged in he electrochemical series. For example, the standard electrode potential of iron is -0.440V.
Since ...