How can I make a graphene supercapacitor?
Chemistry World UK have made this YouTube Clip that has a professor from UCLA explaining what is needed and how to go about it - even though the video is about 2.5 minutes, but it is a good demonstration.  The associated article is DVD player burns graphene to disc

Additionally, according to this JensLabs page DIY Graphene, it states that the following readily available materials are needed:


  
  Graphite oxide
  Light scribe capable DVD burner 
  Light scribe DVD
  Substrate
  Sonicator - the article suggests that a ultrasonic cleaner would suffice
  Pipette
  Ion-porous separator
  Electrolyte