45 citations · 419 across the 36 of their papers we have counts for
38 papers
Low-Frequency VLBI Network Using SKA-LOW
Hideyuki Kobayashi, Tomoaki Oyama, Kazuma Fujita +17
We propose the development of a low-frequency Very Long Baseline Interferometry (VLBI) network operating in the 100-350 MHz range, incorporating the Square Kilometre Array Low (SKA…
A New Position Calibration Method for MUSER Images
Zhichao Zhou, Yihua Yan, Linjie Chen +2
The Mingantu Spectral Radioheliograph (MUSER), a new generation of solar dedicated radio imaging-spectroscopic telescope, has realized high-time, high-angular, and high-frequency r…
Sub-second time evolution of Type III solar radio burst sources at fundamental and harmonic frequencies
Xingyao Chen, Eduard P. Kontar, Nicolina Chrysaphi +4
Recent developments in astronomical radio telescopes opened new opportunities in imaging and spectroscopy of solar radio bursts at sub-second timescales. Imaging in narrow frequenc…
Solar Image Deconvolution by Generative Adversarial Network
Long Xu, Wenqing Sun, Yihua Yan +1
With Aperture synthesis (AS) technique, a number of small antennas can assemble to form a large telescope which spatial resolution is determined by the distance of two farthest ant…
Concept of an Experimental Ultra Long-wavelength Radio Array
Linjie Chen, Yihua Yan
The Ultra-Long Wavelength (ULW) regime of longer than 10 m (corresponding to frequencies below 30 MHz), remains as the last virtually unexplored window in radio astronomy, and is p…
Chirality and magnetic configuration associated with two-ribbon solar flares: AR 10930 versus AR 11158
Han He, Huaning Wang, Yihua Yan +2
The structural property of the magnetic field in flare-bearing solar active regions (ARs) is one of the key aspects for understanding and forecasting solar flares. In this paper, w…
Decimetric emission 500 away from a flaring Site: Possible scenarios from solar radio observations
Susanta Kumar Bisoi, H. S. Sawant, P. Janardhan +5
We present a study of decimetric radio activity, using the first high time cadence (0.5 s) images from the () at 610 M…
Antenna Design and Implementation for the Future Space Ultra-Long Wavelength Radio Telescope
Linjie Chen, Amin Aminaei, Leonid I. Gurvits +4
In radio astronomy, the Ultra-Long Wavelengths (ULW) regime of longer than 10 m (frequencies below 30 MHz), remains the last virtually unexplored window of the celestial electromag…
Fine Structures of Solar Radio Type III Bursts and their Possible Relationship with Coronal Density Turbulence
Xingyao Chen, Eduard P. Kontar, Sijie Yu +3
Solar radio type III bursts are believed to be the most sensitive signature of near-relativistic electron beam propagation in the corona. A solar radio type IIIb-III pair burst wit…
On the evolution of pre-flare patterns of a 3-dimensional model of AR 11429
M. B. Korsos, S. Poedts, N. Gyenge +6
We apply a novel pre-flare tracking of sunspot groups towards improving the estimation of flare onset time by focusing on the evolution of the 3D magnetic field construction of AR…
First analysis of solar structures in 1.21 mm full-disc ALMA image of the Sun
R. Brajša, D. Sudar, A. O. Benz +11
Various solar features can be seen on maps of the Sun in the mm and sub-mm wavelength range. The recently installed Atacama Large Millimeter/submillimeter Array (ALMA) is capable o…
Effect of a sausage oscillation on radio zebra-pattern structures in a solar flare
Sijie Yu, V. M. Nakariakov, Yihua Yan
Sausage modes that are axisymmetric fast magnetoacoustic oscillations of solar coronal loops are characterized by variation of the plasma density and magnetic field, and hence caus…
Variations of the 3-D coronal magnetic field associated with the X3.4-class solar flare event of AR 10930
Han He, Huaning Wang, Yihua Yan +2
The variations of the 3-D coronal magnetic fields associated with the X3.4-class flare of active region 10930 are studied in this paper. The coronal magnetic field data are reconst…
IAU commission 10 "Solar Activity": Legacy report and triennial report for 2012-2015
Carolus J. Schrijver, Lyndsay Fletcher, Lidia van Driel-Gesztelyi +8
After more than half a century of community support related to the science of "solar activity'', IAU's Commission 10 was formally discontinued in 2015, to be succeeded by C.E2 with…
Particles Acceleration in Converged Two Shocks
Xin Wang, Joe Giacalone, Yihua Yan +3
Observations show that there is a proton spectral "break" with E at 1-10MeV in some large CME-driven shocks. Theoretical model usually attribute this phenomenon to a diff…
Flare processes evolution and polarization changes of fine structures of solar radio emission in the April 11, 2013 event
Gennady Chernov, Robert Sych, Baolin Tan +5
The measurement of positions and sizes of radio sources in the observations of solar radio spectral fine structures in an M6.5 flare on April 11, 2013 were observed simultaneously…
Energy Spectral Property in an Isolated CME-driven Shock
Xin Wang, Yihua Yan, Mingde Ding +2
Observations from multiple spacecraft show that there are energy spectral "breaks" at 1-10MeV in some large CME-driven shocks. However, numerical models can hardly simulate this pr…
Study of Calibration of Solar Radio Spectrometers and the quiet-Sun Radio Emission
Chengming Tan, Yihua Yan, Baolin Tan +3
This work presents a systematic investigation of the influence of weather conditions on the calibration errors by using Gaussian fitness, least chi-square linear fitness and wavele…
Antenna system characteristic and solar radio burst observation
Sha Li, Yihua Yan, Zhijun Chen +2
Chinese Spectral Radio Heliograph (CSRH) is an advanced aperture synthesis solar radio heliograph, developed by National Astronomical Observatories, Chinese Academy of Sciences ind…
Short term Variability of the Sun Earth System: An Overview of Progress Made during the CAWSES II Period
Nat Gopalswamy, Bruce Tsurutani, Yihua Yan
This paper presents an overview of results obtained during the CAWSES II period on the short term variability of the Sun and how it affects the near Earth space environment. CAWSES…
Dynamics of flare processes and variety of the fine structure of solar radio emission over a wide frequency range of 30 - 7000 MHz
Gennady Chernov, Valery Fomichev, Baolin Tan +3
Radiobursts exibiting fine structure observed over two years during the rising phase of Cycle 24 by the SBRS are analyzed. In five events zebra structure, various fiber bursts and…
Oscillations in a sunspot with light bridges
Ding Yuan, Valery M. Nakariakov, Zhenghua Huang +4
Solar Optical Telescope onboard Hinode observed a sunspot (AR 11836) with two light bridges (LBs) on 31 Aug 2013. We analysed a 2-hour \ion{Ca}{2} H emission intensity data set and…
A Very Small and Super Strong Zebra Pattern Burst at the Beginning of a Solar Flare
Baolin Tan, Chengming Tan, Yin Zhang +4
Microwave emission with spectral zebra pattern structures (ZPs) is observed frequently in solar flares and the Crab pulsar. The previous observations show that ZP is only a structu…
Simulation of Ultra-Long Wavelength interferometer in the Earth orbit and on the lunar surface
Mo Zhang, Maohai Huang, Yihua Yan
We present simulations for interferometer arrays in Earth orbit and on the lunar surface to guide the design and optimization of space-based Ultra-Long Wavelength missions, such as…