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Association between sleep during pregnancy and birth outcomes: a prospective cohort study
Published 2025-02-01Get full text
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The Sanya Incoherent Scatter Radar Tristatic System and Initial Experiments
Published 2024-09-01“…The system consists of the Sanya (18.3°N, 109.6°E) trans‐receiving main station with key parameters of ∼1,600 m2 antenna aperture, >4 MW peak power, <120 K system noise temperature, and ∼46 dBi normal gain, and Danzhou (19.5°N, 109.1°E) and Wenchang (19.6°N, 110.8°E) receiving only stations with key parameters of ∼790 m2 antenna aperture, <130 K system noise temperature, and ∼43 dBi normal gain. …”
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