Showing 2017 · astro-ph.IMShow all

16 papers · 2 filters

astro-ph.IM2017★ 12 cited

GPU-Based High-Performance Imaging for Mingantu Spectral RadioHeliograph

Ying Mei, Feng Wang, Wei Wang +6

As a dedicated solar radio interferometer, the MingantU SpEctral RadioHeliograph (MUSER) generates massive observational data in the frequency range of 400 MHz -- 15 GHz. High-perf…

astro-ph.IM2017★ 28 cited

The Second Data Release of the Beijing-Arizona Sky Survey

Hu Zou, Tianmeng Zhang, Zhimin Zhou +28

This paper presents the second data release (DR2) of the Beijing-Arizona Sky Survey (BASS). BASS is an imaging survey of about 5400 deg in and bands using the 2.3 m Bok…

astro-ph.IM2017★ 12 cited

Pulsar Candidate Identification with Artificial Intelligence Techniques

Ping Guo, Fuqing Duan, Pei Wang +3

Discovering pulsars is a significant and meaningful research topic in the field of radio astronomy. With the advent of astronomical instruments such as he Five-hundred-meter Apertu…

astro-ph.IM2017★ 6 cited

Intrapixel effects of CCD and CMOS detectors

Hu Zhan, Xin Zhang, Li Cao

Intrapixel nonuniformity is known to exist in CCD and CMOS image sensors, though the effects in backside illuminated (BSI) CCDs are too small to be a concern for most astronomical…

astro-ph.IM2017★ 33 cited

Numerical simulation of time delay interferometry for new LISA, TAIJI and other LISA-like missions

Gang Wang, Wei-Tou Ni

The success of LISA Pathfinder in demonstrating the LISA drag-free requirement paved the road of using space missions for detecting low-frequency and middle-frequency GWs. The new…

astro-ph.IM2017★ 7 cited

SiMon: Simulation Monitor for Computational Astrophysics

Penny Xuran Qian, Maxwell Xu Cai, Simon Portegies Zwart +1

Scientific discovery via numerical simulations is important in modern astrophysics. This relatively new branch of astrophysics has become possible due to the development of reliabl…

astro-ph.IM2017★ 5 cited

Chang'e 3 lunar mission and upper limit on stochastic background of gravitational wave around the 0.01 Hz band

Wenlin Tang, Peng Xu, Songjie Hu +10

The Doppler tracking data of the Chang'e 3 lunar mission is used to constrain the stochastic background of gravitational wave in cosmology within the 1 mHz to 0.05 Hz frequency ban…

astro-ph.IM2017★ 75 cited

Testing photometric redshift measurements with filter definition of the Chinese Space Station Optical Survey (CSS-OS)

Ye Cao, Yan Gong, Xian-Min Meng +11

The Chinese Space Station Optical Survey (CSS-OS) is a major science project of the Space Application System of the China Manned Space Program. This survey is planned to perform bo…

astro-ph.IM2017

Simulation and Testing of a Linear Array of Modified Four-Square Feed Antennas for the Tianlai Cylindrical Radio Telescope

Aleksander J. Cianciara, Christopher J. Anderson, Xuelei Chen +16

A wide bandwidth, dual polarized, modified four-square antenna is presented as a feed antenna for radio astronomical measurements. A linear array of these antennas is used as a lin…

astro-ph.IM2017★ 10 cited

Cosmic Ray Removal in Fiber Spectroscopic Image

Zhongrui Bai, Haotong Zhang, Hailong Yuan +4

Single-exposure spectra in large spectral surveys are valuable for time domain studies such as stellar variability, but there is no available method to eliminate cosmic rays for si…

astro-ph.IM2017★ 25 cited

Sky Subtraction for LAMOST

Zhong-Rui Bai, Hao-Tong Zhang, Hai-Long Yuan +7

Sky subtraction is the key technique in data reduction of multi-fiber spectra. Knowledge of the related instrument character is necessary to determine the method adopted in sky sub…

astro-ph.IM2017★ 28 cited

Geant4 Simulations Of A Wide-Angle X-Ray Focusing Telescope

Donghua Zhao, Chen Zhang, Weimin Yuan +3

The rapid development of X-ray astronomy has been made possible by widely deploying X-ray focusing telescopes on board many X-ray satellites. Geant4 is a very powerful toolkit for…

astro-ph.IM2017★ 2 cited

Design and experimental test of an optical vortex coronagraph

Chengchao Liu, Deqing Ren, Yongtian Zhu +1

The optical vortex coronagraph (OVC) is one of the promising ways for direct imaging exoplanets because of its small inner working angle and high throughput. This paper presents th…

astro-ph.IM2017★ 17 cited

The Giant Radio Array for Neutrino Detection

Olivier Martineau-Huynh, Mauricio Bustamante, Washington Carvalho +19

The Giant Radio Array for Neutrino Detection (GRAND) is a planned array of ~200 000 radio antennas deployed over ~200 000 km2 in a mountainous site. It aims primarly at detecting h…

astro-ph.IM2017★ 6 cited

A 1420 MHz Catalog of Compact Sources in the Northern Galactic Plane

A. R. Taylor, D. A. Leahy, T. Wenwu +5

We present a catalog of compact sources of radio emission at 1420 MHz in the northern Galactic plane from the Canadian Galactic Plane Survey. The catalog contains 72,787 compact so…

astro-ph.IM2017★ 23 cited

Variable Stars Observed in the Galactic Disk by AST3-1 from Dome A, Antarctica

Lingzhi Wang, Bin Ma, Gang Li +15

AST3-1 is the second-generation wide-field optical photometric telescope dedicated to time domain astronomy at Dome A, Antarctica. Here we present the results of band images su…