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Questions related from Panayiotis Koutentis
Evaluating academic faculty for promotions often include assessing their teaching abilities. Is it sensible to base these on Student Course Evaluations? Geoffrey Alderman wrote in the Gaurdian...
21 April 2018 2,551 47 View
I have to determine how many electrons are involved in each reduction peak in a cyclic voltagramme of a poly quinoidal system. I do not have access to polarography. Can I use computational (DFT)...
10 August 2017 6,902 16 View
We have a series of heterocyclic compounds that appear to be giving a strongly negative absorption in the UV-vis. We have run the compounds on several instruments and also checked different cells....
02 April 2017 3,864 9 View
Does any colleague out there have access to a desk-top NMR? If so are you happy with the instrument? What typical experiments do you run? What problems do you encounter? Which make and model would...
31 May 2016 9,001 14 View
I have two simple heterocycles that contain a ketone group. Both these compounds are colourless. The analogous thiones are yellow in dilute solution but are deeply colored in the solid state, one...
16 November 2014 4,908 14 View
Getting a paper rejected is of course frustrating, especially when the referees find little at fault with the work but simply do not like the content which may be far from their own interests....
15 November 2013 8,601 48 View
Ok, I have this expired 500 g lecture bottle of anhydrous HBr (cost 700 Euro). Its expiry date is 2003 but the bottle is almost unused. It would be a shame to dispose of it. The main valve turns...
30 December 2012 462 3 View
Ok this question is primarily directed to course structures at the graduate level (MSc). What clearly defines the boundaries between these two topics? Goals and aims of each and what content would...
19 October 2012 7,013 18 View
