A novel field electron emitting device characterized in that a main portion of an electron emitting source for emitting electrons by an electric field is made of a carbon nanohorn. The field electron emitting device is high in electron emitting efficiency and excellent in productivity. <IMAGE>
申请公布号
EP1434246(A1)
申请公布日期
2004.06.30
申请号
EP20010274469
申请日期
2001.11.15
申请人
JAPAN SCIENCE AND TECHNOLOGY AGENCY;NEC CORPORATION
