Simulation of FAST EM performance for both the axial and lateral feed defocusing
Sign Up to like & getrecommendations! Published in 2020 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/20/5/69
Abstract: Five-hundred-meter Aperture Spherical radio Telescope (F AST) is the world’s largest single dish radio telescope, which is located in Guizhou Province, in so uthwest China. The FAST feed cabin is supported and positioned by six… read more here.
Keywords: deviation; fast feed; lateral feed; telescope ... See more keywords
Research on Vibration Control of FAST Feed Cabin Based on Active Mass Damper
Sign Up to like & getrecommendations! Published in 2024 at "Research in Astronomy and Astrophysics"
DOI: 10.1088/1674-4527/ad8629
Abstract: In this paper, an effective active vibration control method was investigated to further improve the positioning accuracy of the Five-hundred-meter Aperture Spherical radio Telescope (FAST) feed cabin. The actual operation data of FAST was collected… read more here.
Keywords: mass damper; feed cabin; fast feed; vibration ... See more keywords
Fast Feed Advancement for Preterm and Low Birth Weight Infants: A Systematic Review and Meta-analysis.
Sign Up to like & getrecommendations! Published in 2022 at "Pediatrics"
DOI: 10.1542/peds.2022-057092g
Abstract: BACKGROUND AND OBJECTIVES Fast feed advancement may reduce hospital stay and infection but may increase adverse outcomes in preterm and low birth weight infants. The objective of this study was to assess effects of fast… read more here.
Keywords: birth weight; fast feed; preterm low; feed advancement ... See more keywords