PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25665033-0 2015 Improving the quality of GaN crystals by using graphene or hexagonal boron nitride nanosheets substrate. boron nitride 69-82 gigaxonin Homo sapiens 25-28 25665033-3 2015 Here, we report graphene or hexagonal boron nitride nanosheets can be used to improve the quality of GaN crystal using hydride vapor phase epitaxy methods. boron nitride 38-51 gigaxonin Homo sapiens 101-104