3 papers
astro-ph.SR2025
Some Questions and Challenges in Measurements of Solar Magnetic Fields
Hongqi Zhang, Jiangtao Su, Xiaofan Wang +4
Huairou Solar Observing Station of the National Astronomical Observatories of the Chinese Academy of Sciences has been in operation since 1987. Successful observations of the solar…
astro-ph.SR2024
Correction for the Weakening Magnetic Field within the Sunspot Umbra Observed by ASO-S/FMG
Haiqing Xu, Jiangtao Su, Suo Liu +6
The magnetic field inside the sunspot umbra, as observed by the Full-disk MagnetoGraph (FMG) onboard the Advanced Space based Solar Observatory (ASO-S), was found to be experiencin…
astro-ph.SR2020
Automatic Detection and Correction Algorithms for Magnetic Saturation in the SMFT/HSOS longitudinal Magnetograms
Haiqing Xu, Suo Liu, Jiangtao Su +8
longitudinal magnetic field often suffers the saturation effect in strong magnetic field region when the measurement performs in a single-wavelength point and linear calibration is…