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CT机X线管旋转阳极系统分析及维修
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作者 王秀彬 《医疗设备信息》 2005年第12期72-72,71,共2页
关键词 旋转阳极系统 控制电路 X线管 CT机 X线高压发生器 维修 X线系统 故障
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Further Support of the Reliability of the Limit on Photon Mass Given by the Rotating Torsion Balance Experiment
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作者 刘琳霞 邓罡 《Communications in Theoretical Physics》 SCIE CAS CSCD 2012年第9期415-418,共4页
We consider there is a vacancy in the plasma in the solar system,and calculate the vector potential produced by the magnetic field frozen in the plasma.The result shows that,in the vacancy,the vector potential produce... We consider there is a vacancy in the plasma in the solar system,and calculate the vector potential produced by the magnetic field frozen in the plasma.The result shows that,in the vacancy,the vector potential produced by the magnetic field frozen in the plasma is much less than the large scale cosmic vector potential.This means if our earth is in such a vacancy,the total vector potential on the surface of the earth is dominated by the cosmic magnetic vector potential,which gives a further support of the reliability of the limit on photon mass given by rotating torsion balance experiment [Phys.Rev.Lett.90(2003) 081801]. 展开更多
关键词 photon rest mass torsion balance experiment cosmic magnetic vector potential
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