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Aug 25, 2023

Researchers propose new technology to improve the observation sensitivity of QTT

The world's most powerful steerable 110-meter radio telescope, also known as the QiTai radio Telescope (QTT), will be built by Xinjiang Astronomical Observatory (XAO), Chinese Academy of Sciences (CAS) over a period of six years, after i...The world's most powerful steerable 110-meter radio telescope, also known as the QiTai radio Telescope (QTT), will be built by Xinjiang Astronomical Observatory (XAO), Chinese Academy of Sciences (CAS) over a period of six years, after i...
Aug 24, 2023

The pulsar discoveries by FAST/CRAFTS: follow-up timing of 24 pulsars

Using the Five-hundred-meter Aperture Spherical radio Telescope ( FAST ) .Which suggests that models need updating for higher Galactic latitude regions . “ Discovering more pulsars and revealing their nature will help us understand the ...Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), the researchers from Xinjiang Astronomical Observatory (XAO) of the Chinese Academy of Sciences (CAS) obtained the properties of new discovered 2 millisecond pulsars...
Aug 23, 2023

Researchers develop oversampled channelization technology for radio astronomy wideband digital signal

The wideband receiving system will generate a large number of real-time astronomical signals , but the signal preprocessing , transmission .Channelization technology uses parallel thought to decompose wideband signal into several adjacen...The wideband receiving system will generate a large number of real-time astronomical signals, but the signal preprocessing, transmission, processing and storage have become urgent issues in the operation of large radio observation equipm...
Aug 23, 2023

Researchers investigate dynamic evolution of the clumps partially disrupted from a planet

The interaction between the materials generated during the disruption process and the central object can generate various explosive phenomena in X-ray, optical, and even radio bands, depending on the system parameters and chemical compos...The interaction between the materials generated during the disruption process and the central object can generate various explosive phenomena in X-ray, optical, and even radio bands, depending on the system parameters and chemical compos...
Aug 22, 2023

How energy is released during the flare eruption?

A research team led by Dr. SHEN Jinhua from Xinjiang Astronomical Observatory of the Chinese Academy of Sciences investigated the process of energy release from a X1.7 class limb flare using the radio observations made by Nobeyama, and X...A research team led by Dr. SHEN Jinhua from Xinjiang Astronomical Observatory of the Chinese Academy of Sciences investigated the process of energy release from a X1.7 class limb flare using the radio observations made by Nobeyama, and X...
Aug 01, 2023

Researchers propose new method for pulsar timing and RFI mitigation

There are several common challenges in the task of radio-frequency interference ( RFI ) mitigation for pulsar signals .Dr . SHAN Hao from the Xinjiang Astronomical Observatory ( XAO ) of Chinese Academy of Sciences conducted a study on R...Radio frequency interference (RFI) caused by human communication techniques (e.g., satellites, base stations, and navigation radars) can significantly distort shapes of multichannel time-frequency radio signals. Subsequent astrophysical ...

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