Dr. Dong Liu Profile

Dr. Dong Liu

at Purple Mountain Observatory

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Author

Publications (10)

Proceedings Article | 26 November 2023 Poster + Paper

One-dimensional linear integration technique for THz-band SIS

Yu-Min Fan, Bo-Liang Liu, Ming Yao, Jie Liu, Jin-Biao Zhao, Sheng-Cai Shi, Dong Liu

Proceedings Volume 12776, 127760R (2023) https://doi.org/10.1117/12.2686640

KEYWORDS: Superconductors, Astronomy, Terahertz radiation, Directional couplers, Cryogenics

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Proceedings Article | 16 December 2022 Presentation + Paper

Preliminary design of a superconducting heterodyne array receiver for Leighton Chajnantor Telescope

S. Wang, D. Liu, B. Liu, M. Yao, D. Cao, F. Liu, W. Shi, C. Shu, S. Shi

Proceedings Volume 12324, 1232404 (2022) https://doi.org/10.1117/12.2641392

KEYWORDS: Waveguides, Receivers, Superconductors, Heterodyning, Directional couplers, Telescopes, Signal attenuation, Optical instrument design, Electronic filtering, Single sideband modulation

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Proceedings Article | 16 December 2022 Presentation + Paper

Noise performance of a 200–280 GHz mixer with Nb-AlN-NbN superconducting tunnel junctions

Bo-Liang Liu, Dong Liu, Ming Yao, Jing Li, Sheng-Cai Shi, Artem Chekushkin, Michael Fominsky, Lyudmila Filippenko, Valery Koshelets

Proceedings Volume 12324, 1232406 (2022) https://doi.org/10.1117/12.2642052

KEYWORDS: Receivers, Superconductors, Heterodyning, Astronomy

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Proceedings Article | 18 November 2019 Paper

Development of multi-beam Fourier phase grating at 660 GHz

Daixi Zhang, Yuan Ren, Dong Liu, Kangmin Zhou, Wei Miao, Wen Zhang, Shengcai Shi

Proceedings Volume 11196, 1119605 (2019) https://doi.org/10.1117/12.2536737

KEYWORDS: Optical simulations, Manufacturing, Spherical lenses, Heterodyning, Receivers, Oscillators, Multiplexing, Aluminum, Micro cutting, Optical testing

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Proceedings Article | 18 November 2019 Paper

Characteristics of IF bandwidth of NbN superconducting tunneling junction mixers

Lui D., M. Yao, Boliang Liu, HongHu Li, J. Li, S. C. Shi

Proceedings Volume 11196, 111960Z (2019) https://doi.org/10.1117/12.2535630

KEYWORDS: Superconductors, Radio astronomy

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Proceedings Article | 18 November 2019 Paper

Analysis of RF-noise contribution in THz superconducting SIS mixers

Honghu Li, Wei-tao Lv, Liu Dong, Bo-wen Fan, Yao Ming, Bo-liang Liu, Li Jing, Sheng-cai Shi

Proceedings Volume 11196, 111960U (2019) https://doi.org/10.1117/12.2537293

KEYWORDS: Superconductors, Terahertz radiation, Terahertz technology, Astronomy, Extremely high frequency, Thulium, Beam splitters, Optical filtering, Beam analyzers, Gaussian beams

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Proceedings Article | 5 December 2012 Paper

Atmospheric profiling synthetic observation system at THz

Qijun Yao, Dong Liu, Jing Li, Zhenhui Lin, Zheng Lou, Shengcai Shi, Hiroyuki Maezawa, Scott Paine

Proceedings Volume 8562, 85620T (2012) https://doi.org/10.1117/12.999736

KEYWORDS: Terahertz radiation, Radiometry, Calibration, Beam splitters, Receivers, Profiling, Mirrors, Control systems, Reflectors, Field programmable gate arrays

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Proceedings Article | 24 September 2012 Paper

Optimized sensitivity and beam pattern of a twin-slot antenna coupled NbN HEB mixer at 1.6THz

W. Zhang, D. Hayton, J. Gao, M. Hajenius, W. Miao, D. Liu, T. Klapwijk, S. Shi

Proceedings Volume 8452, 84522H (2012) https://doi.org/10.1117/12.926028

KEYWORDS: Terahertz radiation, Antennas, Silicon, Receivers, Temperature metrology, Fourier transforms, Beam splitters, Superconductors, Optical testing, Bridges

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Proceedings Article | 12 August 2011 Paper

A compact 500GHz SIS receiver developed for space observations

D. Liu, Q. Yao, J. Li, S. Shi

Proceedings Volume 8195, 81950A (2011) https://doi.org/10.1117/12.900112

KEYWORDS: Receivers, Field effect transistors, Radio astronomy, Lithium, Astronomy, Heterodyning, Optical amplifiers, Terahertz radiation, Reflection, Observatories

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Proceedings Article | 5 August 2009 Paper

Design and simulation of a 650GHz 6x6 lens antenna array

D. Liu, W. Miao, S. Shi

Proceedings Volume 7385, 73851B (2009) https://doi.org/10.1117/12.835107

KEYWORDS: Antennas, Dielectrics, Magnetism, Silicon, Computer simulations, Imaging systems, Free space, Geometrical optics, Diffraction, Optical simulations

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Showing 5 of 10 publications

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