supported by the National Key R&D Program of China(No.2021YFB3701100);the Joint Funds of the National Natural Science Foundation of China(No.U22A20187);the Science and Technology Innovation Program of Hunan Province(Nos.2023RC3268,2021JC0005 and 2020RC4013);the Science Fund of State Key Laboratory of Advanced Design and Manu-facturing Technology for Vehicle(No.32117009);the Projects“Development of lightweight high-performance Mg alloys profiles manufacturing technologies”and“Research and development of room-temperature bendable Mg alloy thin sheets manufactur-ing technology”from QingHai Salt Lake Industry Co.,Ltd.(Nos.2022-Z-0810000000-21-ZC0609-0001 and 2022-Z-08);the“Technology Innovation 2025”Major Special Project of Ningbo City;The first-principles calculations work was carried out using software provided by the High Performance Computing Center of Central South University.
In the present work,a new Mg-Bi based alloy is developed by the addition of Zn and Ca in equiva-lent atom fraction with Bi.Mg-Bi and Mg-Bi-Zn-Ca alloys were prepared by extrusion at a ram speed of 20 mm/s.Room tempera...
supported in part by the National Science Fund for Distinguished Young Scholars 61825302;in part by the National Natural Science Foundation of China under Grant U2013201;in part by the Key R&D projects(Social Development)in Jiangsu Province of China under Grant BE2020704.
In this paper,as for the unmanned air vehicle(UAV)under external disturbance,an attainable-equilibrium-set-based safety fight envelope(SFE)calculation method is proposed,based on which a prescribed performance protect...