You can become a member of the Institute of Physics if you are enrolled on a physics related course at a university or institute of technology. For a nominal fee you can become a member for the duration of your undergraduate degree with full benefits of membership.
The student wing of the Institute of Physics is called NEXUS and provides a communication channel for the student community throughout the UK and Ireland.
In Ireland the Earnshaw prize is awarded to the undergraduate presenting the best final year project and the Post Graduate prize is awarded to the best poster presented by a postgraduate at the Spring Weekend Meeting.