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  1. No Access

    Article

    The Solar Origin of an Intense Geomagnetic Storm on 1 December 2023: Successive Slip** and Eruption of Multiple Magnetic Flux Ropes

    The solar eruption that occurred on 28 November 2023 (SOL2023-11-28) triggered an intense geomagnetic storm on 1 December 2023. The associated terrestrial auroras manifested at the most southern latitudes in t...

    Zheng Sun, Ting Li, Yijun Hou, Hui Tian, Ziqi Wu, Ke Li, Yining Zhang… in Solar Physics (2024)

  2. No Access

    Article

    Observation of a Large-Scale Filament Eruption Initiated by Two Small-Scale Erupting Filaments Pushing Out from Below

    Filament eruptions often result in flares and coronal mass ejections (CMEs). Most studies attribute the filament eruptions to their instabilities or magnetic reconnection. In this study, we report a unique obs...

    Yongliang Song, Jiangtao Su, Qingmin Zhang, Mei Zhang, Yuanyong Deng… in Solar Physics (2024)

  3. No Access

    Article

    Correction for the Weakening Magnetic Field Within the Sunspot Umbra Observed by ASO-S/FMG

    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 experiencing a weakening. To address thi...

    Haiqing Xu, Jiangtao Su, Suo Liu, Yuanyong Deng, **anyong Bai, Jie Chen… in Solar Physics (2024)

  4. No Access

    Article

    Simultaneous detection of flare-associated kink oscillations and extreme-ultraviolet waves

    Kink oscillations, which are frequently observed in coronal loops and prominences, are often accompanied by extreme-ultraviolet (EUV) waves. However, much more needs to be explored regarding the causal relatio...

    Dong Li, ZhenYong Hou, **anYong Bai, Chuan Li… in Science China Technological Sciences (2024)

  5. No Access

    Article

    Comparison of Line-of-Sight Magnetic Field Observed by ASO-S/FMG, SDO/HMI and HSOS/SMAT

    The Full-disk MagnetoGraph (FMG) onboard the Advanced Space based Solar Observatory has obtained a series of line-of-sight magnetic-field measurements since its launch in October 2022. It is important to compa...

    Haiqing Xu, Jiangtao Su, Suo Liu, Yuanyong Deng, Shangbin Yang… in Solar Physics (2024)

  6. No Access

    Article

    Space advanced technology demonstration satellite

    The Space Advanced Technology demonstration satellite (SATech-01), a mission for low-cost space science and new technology experiments, organized by Chinese Academy of Sciences (CAS), was successfully launched...

    **aoFeng Zhang, Wen Chen, **aoCheng Zhu, Na Meng… in Science China Technological Sciences (2024)

  7. No Access

    Article

    The Advanced Space-Based Solar Observatory (ASO-S)

    The Advanced Space-based Solar Observatory (ASO-S) was successfully launched at 23:43 UT on 8 October 2022. Here we describe the final technical status of the whole mission right before the launch, including the ...

    Weiqun Gan, Cheng Zhu, Yuanyong Deng, Zhe Zhang, Bo Chen, Yu Huang… in Solar Physics (2023)

  8. No Access

    Article

    Solar-Filament Detection and Classification Based on Deep Learning

    Solar filaments are distinct strip-like structures observed in chromospheric H α ...

    Xulong Guo, Yunfei Yang, Song Feng, **anyong Bai, Bo Liang, Wei Dai in Solar Physics (2022)

  9. No Access

    Article

    Development of a Compound Power-split Hybrid Power System for Commercial Vehicles

    A novel compound power-split hybrid power system based on two planetary gear sets for commercial vehicles is developed. The equivalent lever diagram is used to investigate the components speed and torque chara...

    Qing Li, Zhendong Zhang, Jianyong Bai… in International Journal of Automotive Techno… (2022)

  10. No Access

    Article

    Improvements of the Longitudinal Magnetic Field Measurement from the Solar Magnetic Field Telescope at the Huairou Solar Observing Station

    The weak-field approximation, implying a linear relationship between Stokes- V / I ...

    Andrei Plotnikov, Alexander Kutsenko, Shangbin Yang, Haiquing Xu… in Solar Physics (2021)

  11. No Access

    Article

    Map** the magnetic field in the solar corona through magnetoseismology

    Magnetoseismology, a technique of magnetic field diagnostics based on observations of magnetohydrodynamic (MHD) waves, has been widely used to estimate the field strengths of oscillating structures in the sola...

    ZiHao Yang, Hui Tian, Steven Tomczyk… in Science China Technological Sciences (2020)

  12. No Access

    Article

    A Non-Linear Magnetic Field Calibration Method for Filter-Based Magnetographs by Multilayer Perceptron

    For filter-based magnetographs, the linear calibration method under the weak-field assumption is usually adopted; this leads to magnetic saturation effect in the regions with strong magnetic field. This articl...

    **g**g Guo, **anyong Bai, Yuanyong Deng, Hui Liu, Jiaben Lin… in Solar Physics (2020)

  13. No Access

    Article

    A Method to Correct the Intensity to Polarization Crosstalk in Measuring Full-Disk Solar Photospheric Vector Magnetic Fields

    Precise polarimetry is very important for studying the characteristics and evolution of solar magnetic fields. We focus on the intensity to linear and circular polarization crosstalk that affect polarimetric a...

    Haiqing Xu, Jiangtao Su, **anyong Bai, Jie Chen, Yu Gao, Suo Liu… in Solar Physics (2019)

  14. No Access

    Article

    Flat-fielding of Full-disk Solar Images with a Gaussian-type Diffuser

    Full-disk solar chromospheric and photospheric images are widely used to monitor solar activity. Flat-fielding is a basic step during scientific data production. Here, a Gaussian-type diffuser is used to measu...

    Yiran Wang, **anyong Bai, Siqing Liu, Yuanyong Deng, Zhiyong Zhang… in Solar Physics (2019)

  15. No Access

    Chapter and Conference Paper

    Structure and Layout of Economic Industries Adjusting in a Financial Centre

    This issue focused on a deep analysis of a financial center’s industrial economics structure and layout via research method of the flows network spatial economy, especially the method of economic scale model, ...

    Quanyong Bai in Proceedings of 2014 1st International Conf… (2015)

  16. Article

    Open Access

    Phantom evaluation of a cardiac SPECT/VCT system that uses a common set of solid-state detectors for both emission and transmission scans

    We developed a cardiac SPECT system (X-ACT) with low dose volume CT transmission-based attenuation correction (AC). Three solid-state detectors are configured to form a triple-head system for emission scans an...

    Chuanyong Bai PhD, Richard Conwell BS, Joel Kindem PhD… in Journal of Nuclear Cardiology (2010)

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  17. Article

    Open Access

    Development and evaluation of a new fully automatic motion detection and correction technique in cardiac SPECT imaging

    In cardiac SPECT perfusion imaging, motion correction of the data is critical to the minimization of motion introduced artifacts in the reconstructed images. Software-based (data-driven) motion correction tech...

    Chuanyong Bai PhD, Jamshid Maddahi MD, Joel Kindem PhD… in Journal of Nuclear Cardiology (2009)

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  18. Article

    Open Access

    Prospective multicenter evaluation of rapid, gated SPECT myocardial perfusion upright imaging

    A novel three-dimensional (3D) iterative image reconstruction method (3D-OSEM) has been developed that in phantom studies yielded comparable image quality at one half the imaging time. In this study, we compar...

    Jamshid Maddahi MD, FACC, Ricardo Mendez MD… in Journal of Nuclear Cardiology (2009)

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