High purtiy graphite （HOPG） crystals have been Br2 （bromine） intercalated to achieve p-type doping. Crystal size measures ~1cm and larger in size and the product is ready for exfoliation

High purtiy graphite (HOPG) crystals have been Br2 (bromine) intercalated to achieve p-type doping. Crystal size measures ~1cm and larger in size and the product is ready for exfoliation。

High purtiy graphite (HOPG) crystals have been Br2 (bromine) intercalated to achieve p-type doping. Crystal size measures ~1cm and larger in size and the product is ready for exfoliation

High purtiy graphite (HOPG) crystals have been Br2 (bromine) intercalated to achieve p-type doping. Crystal size measures ~1cm and larger in size and the product is ready for exfoliation

High purtiy graphite (HOPG) crystals have been Br2 (bromine) intercalated to achieve p-type doping. Crystal size measures ~1cm and larger in size and the product is ready for exfoliation

High purtiy graphite (HOPG) crystals have been Br2 (bromine) intercalated to achieve p-type doping. Crystal size measures ~1cm and larger in size and the product is ready for exfoliation