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Multi-objective interplanetary trajectory optimization combining low-thrust propulsion and gravity-assist maneuvers被引量：8
《Science China(Technological Sciences)》2012年第3期841-847,共7页SHEN HongXin ZHOU JianPing PENG QiBo LI HaiYang LI JiuTian 
supported by the Open Research Foundation of Science and Technology on Aerospace Flight Dynamics Laboratory of China (Grant No. 2012afdl005)
To expand mission capabilities needed without a proportional increase in cost or risk for exploration of the solar system,the multiple objective trajectory using low-thrust propulsion and gravity-assist technique is c...
关键词：trajectory optimization low thrust gravity assist multiple objective mission differential evolution 
Empirical Analysis of City Contact in Zhujiang(Pearl) River Delta, China被引量：7
《Chinese Geographical Science》2014年第3期384-392,共9页TONG De LIU Tao LI Guicai YU Lei 
Under the auspices of National Natural Science Foundation of China(No.41271177);Guangdong Natural Science Foundation(No.S2012010008902)
In traditional urban geography, city contact research is a classic study element in city research. In general, researchers use the traditional gravity model to characterize the contacts that exist between two cities. ...
关键词：city contact function complementarities government intervention gravity model Zhujiang （Pearl） River Delta （PRD） China 
An Approach in Modeling Cavitating Flows with Gravity Effect 1,2
《Communications in Nonlinear Science and Numerical Simulation》1997年第2期100-104,共5页ZhangtongXIE YoushengHE 
Numerical investigations on submerged cavitating slender axisymmetric bodies with gravity effect are conducted in this paper. The developed cavity shape and the hydrodynamic characteristics on cavitating axisymmetric ...
关键词：partial cavitation axisymmetric bodies ite ration method gravity effect 
综合物探技术矿山地质资源勘查中的应用被引量：1
《世界有色金属》2019年第18期119-120,共2页王结清 
本文通过对邯郸实地数据分析,结合相关资料,确定了基地断裂及断裂系统的分布,对矿山地质资源开发的远景做出评价,为进一步勘查提供了依据。
关键词：重力 可控源 矿产资源 
万有引力成因的电子对假说
《前沿科学》2010年第1期82-87,共6页陈建国 董靖峰 
本文提出万有引力成因的一种假说,认为场物质由电子对构成,电子对中正电量略微超过负电量,电子对之间各向同性的轻微排斥形成引力,并据此说明引力常数G的物理意义。
关键词：电子对 万有引力 质量 隐质量 
Accretion on high derivative asymptotically safe black holes
《Chinese Physics C》2020年第6期154-161,共8页M.Umar Farooq Ayyesha K.Ahmed Rong-Jia Yang Mubasher Jamil 
Supported in part by Hebei Provincial Natural Science Foundation of China(A2014201068)。
Asymptotically safe gravity is an effective approach to quantum gravity.It is important to differentiate modified gravity,which is inspired by asymptotically safe gravity.In this study,we examine particle dynamics nea...
关键词：ACCRETION black holes asymptotically safe gravity 
Exploring the shadow of a rotating charged ModMax black hole被引量：2
《Communications in Theoretical Physics》2024年第2期89-101,共13页Khurshid Karshiboev Farruh Atamurotov Ahmadjon Abdujabbarov Ali Övgün Anvar Reyimberganov 
partly supported by Research Grant F-FA-2021510 of the Uzbekistan Ministry for Innovative Development;support received from the Scientific and Technological Research Council of Türkiye(TüBITAK),the Abdus Salam International Centre for Theoretical Physics,Trieste,Italy and the Sponsoring Consortium for Open Access Publishing in Particle Physics(SCOAP3)。
The research presented in this paper discusses the impact that the parameters of charge(Q)and screening factor(γ)have on properties of the horizon and silhouette of rotating charged Mod Max black holes which were rev...
关键词：black hole ModMax gravity rotating black hole black hole shadow 
Sex Differences in Antinociceptive Effects Induced by Gravity Stress in Rats
《Journal of Behavioral and Brain Science》2013年第2期179-187,共9页Mari Kimoto Jorge Lopes Zeredo Zenro Nihei Hiromi Yamashita Kei Kaida Kazuo Toda 
A number of studies have demonstrated that sex differentially affects responses to stress and pain. In this study, sex-related differences in pain responding were investigated in a gravity-induced analgesia model, whe...
关键词：GRAVITY Stress SEX NOCICEPTION OPIOID RAT 
Deductions from the Quaternion Form of Maxwell’s Electromagnetic Equations
《Journal of Modern Physics》2020年第9期1361-1371,共11页Jeremy Dunning-Davies Richard Lawrence Norman 

It is often claimed that Maxwell’s electromagnetic equations were originally written in terms of quaternions. Once returned to that form and treated with left an...

关键词：Electromagnetic Field QUATERNION GRAVITY MAXWELL Energy Scalar Wave 
分数阶热弹理论下重力对压电介质中波传播的影响
《兰州理工大学学报》2022年第2期163-172,共10页马永斌 张建敏 
国家自然科学基金(12062011,11972176)。
基于分数阶热弹理论,研究了半空间无限大压电介质受周期载荷作用时重力对波传播影响.给出分数阶广义热弹性理论下的控制方程,运用正则模态法对控制方程进行求解,得到了半空间无限大压电介质中的无量纲温度、位移、应力和电位移等物理量...
关键词：波传播 重力 分数阶理论 压电热弹性 正则模态分析 
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