Green Lantern Ring (Ganthet)

Anyone following the DC comics blackest night/brightest day story arcs knows about Ganthet creating his own Green Lantern Ring. Here is a doodle of his ring I made for fun. :smiley: Pure blender.

Click for HD

How do you get the shafts of light to come out like that?

Yeah! Spill! Spill!

can you please tell me how to make that light effect coming out of the ring like that?.
im new in blender,i just have a week or something like that,but i would aprecciate if you help me out in this one.