The effect of Faraday rotation on the helicity computation using observations from the Solar Magnetic FieldTelescope at the Huairou Solar Observing Station.
法拉第效应对利用怀柔磁场望远镜观测的矢量磁场计算电流螺度的影响。
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The Hubble's new Wide Field Camera 3 (WFC3), mounted on the space telescope in 2009, changed all that.