Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Fanghua Jian"'
Publikováno v:
ACS Omega, Vol 9, Iss 28, Pp 31166-31172 (2024)
Externí odkaz:
https://doaj.org/article/f05d843ee963483f8ce210620d76a92e
Publikováno v:
Clinical and Translational Allergy, Vol 14, Iss 6, Pp n/a-n/a (2024)
Abstract Objective This work endeavored to examine the correlation between dietary choline intake and the odds of asthma, utilizing data from the National Health and Nutrition Examination Survey (NHANES). Methods Aggregated data from seven cycles (20
Externí odkaz:
https://doaj.org/article/41cabcfbc7f940fda3a7a2a58a832358
Publikováno v:
Mathematics, Vol 11, Iss 3, p 744 (2023)
The reachability assessment of low-thrust spacecraft is of great significance for orbital transfer, because it can give a priori criteria for the challenging low-thrust trajectory design and optimization. This paper proposes an approximation method t
Externí odkaz:
https://doaj.org/article/8e6e1012bf4449218bcd05de6f765a9b
Publikováno v:
Aerospace, Vol 10, Iss 1, p 18 (2022)
Space-based gravitational wave (GW) detection at low frequencies is of great scientific significance and has received extensive attention in recent years. This work designs and optimizes the low-energy transfer of the heliocentric formation of GW det
Externí odkaz:
https://doaj.org/article/060acd9870274c2d81a418dbe7686d1e
Publikováno v:
Aerospace, Vol 9, Iss 8, p 454 (2022)
In the past few years, distant retrograde orbits (DROs) have become increasingly popular due to their conspicuous stability. Nevertheless, it is this characteristic that results in the challenge to the design of transfer orbits into/out of DROs. This
Externí odkaz:
https://doaj.org/article/e542552d1f454545985f7087a163eb93
Publikováno v:
Aerospace, Vol 9, Iss 4, p 177 (2022)
In the past few years, non-geostationary orbit (NGSO) satellite communication constellations have regained popularity due to their conspicuous advantages. Nevertheless, with more NGSO satellites getting involved in communications, the spectrum resour
Externí odkaz:
https://doaj.org/article/bcab73bf906c4c18bff9c6f5420cbd48
Publikováno v:
Aerospace, Vol 8, Iss 11, p 315 (2021)
This paper proposes a new shape-based method in spherical coordinates to solve three-dimensional rendezvous problems. Compared with the existing shape-based methods, the proposed method does not need parameter optimization. Moreover, it improves the
Externí odkaz:
https://doaj.org/article/1fd9786fdd634a7482a640aaba0f49e7