The thirteen studentships have been advertised widely in two rounds with closing dates:
23rd January
8th April
There will be a third round with closing date 29th May (noon) for which the advertisement will soon be available at
http://www.chem.ox.ac.uk/graduatestudies/vac.html
The Further Particulars, including how to apply, are contained by following the link in the advert.
Informal enquiries can be directed to Dr. J. Robertson, jeremy.robertson@chem.ox.ac.uk