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( Nb : dates indicate when the investigation closed or action related to the investigation took place . )

（说明：标注日期是指调查结束的时间或与调查相关的活动开始的时间。）

Study of asymmetric pinning potential array on the nb films .

铌超导薄膜缺陷阵列之位能不对称的探讨。

The use of nb enhanced the grain growth .

铌则增进了晶粒的成长。

Nb any applications received after the closing date will not be accepted .

请注意，截止日期以后收到的申请概不受理。

Mechanism of vortex pinning by square arrays of submicrometric defects in superconducting nb film .

铌超导薄膜混合态磁通涡旋与矩形缺陷阵列的钉扎机制。