发明申请
US20100218723A1 Molecular Beam Cell Having Purge Function 审中-公开
具有清除功能的分子束单元

Molecular Beam Cell Having Purge Function
摘要:
A molecular beam cell includes a crucible (2) for containing a material (29), a coil heater (3) for heating the material (29), and a side reflector (5) for reflecting the heat from the coil heater (3). The molecular beam cell further includes a base (7) supporting the crucible (2), the coil heater (3) and the side reflector (5). The base (7) is held by a disc-shaped flange (9) via a plurality of posts (20). A purge gas introduction pipe (44) for supplying purge gas (48) into the crucible (2) is provided, whereby ambient gas (36) is prevented from coming into contact with the material (29).
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