EJECTA

作品数：23被引量：21H指数：3
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Aerogel-based collection of ejecta material from asteroids from libration point orbits:Dynamics and capture design
《Astrodynamics》2024年第4期529-551,共23页Carlo Burattini Camilla Colombo Mirko Trisolini 
the European Union’s Horizon 2020 research and innovation program under the Marie Sklodowska-Curie grant agreement No.896404-CRADLE;the European Research Council(ERC)under the European Union’s Horizon 2020 Research and Innovation Program(grant agreement No.679086-COMPASS).
Scientific interest in asteroids and their physical characteristics is growing.These bodies provide insights into the primordial solar system and represent a valuable source of metals,silicates,and water.Several missi...
关键词：three-body problem ejecta dynamics bouncing behavior libration point orbits asteroid sample collection aerogel capture 
Effect of the interval between two shocks on ejecta formation from the grooved aluminum surface
《Defence Technology（防务技术）》2024年第3期147-159,共13页Mingyang Xu Jianli Shao Weidong Song Enling Tang 
supported by the Doctoral Research Launch Foundation of Liaoning Province(Grant No.2022-BS-185),China;the Science Challenge Project(Grant No.TZ2016001),China;the National Natural Science Foundation of China(Grant Nos.11972092,12172056,12002049),China;the key Laboratory of Computational Physics(Gant No.HX02021-24)720-24);Shenyang Ligong University Talent Introduction Support Fund,China。
This work focuses on the effect of the interval between two shocks on the ejecta formation from the grooved aluminum(Al_(1100))surface by using smoothed particle hydrodynamics numerical simulation.Two unsupported shoc...
关键词：EJECTA MICROJET Two shocks INTERVAL Smoothed particle hydrodynamics 
单晶铝中微喷射的分子动力学研究
《Acta Mechanica Sinica》2023年第3期7-25,共19页杨鑫 赵晗 高学军 雷刚 陈臻林 
This work was supported by the National Natural Science Foundation of China(Grant Nos.11972095 and 12202081);the Science and Technology Department of Sichuan Province(Grant No.2021YJ0525);the Shock and Vibration of Engineering Materials and Structures Key Laboratory of Sichuan Province(Grant No.20kfgk02);the Natural Science Foundation of Sichuan,China(Grant No.2022NSFSC0443).
采用非平衡分子动力学模拟方法,研究了方形冲击波在含有圆锥和正弦缺陷的单晶铝中一维和二维的微射流演化.利用正向和反向粒子追踪技术获得了微射流的粒子源,发现微射流不同部位的粒子源结构与缺陷类型密切相关,微射流的形成是从缺陷表...
关键词：Non-equilibrium molecular dynamics Single crystal Al Micro jet Ejecta source Breakup mechanism 
Genetic Classification of Pyroclastic Ejecta Based on Physical Volcanology of Possible Large Cauldron in Bombay Volcanic Complex, Western Deccan Trap Province, India
《Open Journal of Geology》2023年第3期221-268,共48页Rajendra Kumar Sharma 
Many Propositions are made about the mechanism of emplacement of volcanoclastic material in the Bombay volcanic complex. The present paper deals exclusively with the physical features of the deposits laid by a complex...
关键词：Bombay Volcanic Complex Western Deccan Province Physical Volacanology Genetic Classification Pyroclastic Ejecta Cauldron 
Groove formation on Phobos from reimpacting orbital ejecta of the Stickney crater
《Earth and Planetary Physics》2022年第3期294-303,共10页XiangYu Xi Min Ding MengHua Zhu 
supported by the Science and Technology Development Fund, Macao (Grant No. 0020/2021/A1);the National Natural Science Foundation of China (Grant No. 12173106);supported by the Science and Technology Development Fund, Macao (Grant No. 0079/2018/A2)
Numerous linear grooves have long been recognized as covering the surface of Phobos, but the mechanisms of their formation are still unclear. One possible mechanism is related to the largest crater on Phobos, the Stic...
关键词：PHOBOS groove formation Stickney crater reimpact ejecta 
Merging strangeon stars Ⅱ:the ejecta and light curves被引量：1
《Research in Astronomy and Astrophysics》2021年第10期86-96,共11页Xiao-Yu Lai Cheng-Jun Xia) Yun-Wei Yu Ren-Xin Xu 
supported by the National SKA Program of China(Grant No.2020SKA0120300);the National Key R&D Program of China(Grant No.2017YFA0402602);the National Natural Science Foundation of China(Grant Nos.U1831104,11673002,U1531243,11705163,11822302 and 11803007);the Strategic Priority Research Program of CAS(Grant No.XDB23010200);Ningbo Natural Science Foundation(Grant No.2019A610066);provided by China Scholarship Council during a visit by C.-J.X to JAEA is acknowledged。
The state of supranuclear matter in compact stars remains puzzling,and it is argued that pulsars could be strangeon stars.The consequences of merging double strangeon stars are worth exploring,especially in the new er...
关键词：dense matter equation of state pulsars:general 
Reconstruction and interpretation of photon Doppler velocimetry spectrum for ejecta particles from shock-loaded sample in vacuum
《Chinese Physics B》2021年第6期419-429,共11页Xiao-Feng Shi Dong-Jun Ma Song-lin Dang Zong-Qiang Ma Hai-Quan Sun An-Min He Pei Wang 
supported by the National Natural Science Foundation of China (Grant Nos. 11902043 and 11772065);the Science Challenge Project (Grant No. TZ2016001)。
The photon Doppler velocimetry(PDV) spectrum is investigated in an attempt to reveal the particle parameters of ejecta from shock-loaded samples in a vacuum. A GPU-accelerated Monte–Carlo algorithm, which considers t...
关键词：EJECTA photon Doppler velocimetry Monte–Carlo algorithm light scattering 
A review on the treatise Visualization of sneeze ejecta:steps of fluid fragmentation leading to respiratory droplets
《留学》2020年第19期88-89,共2页宋若水 
COVID-19 spreads through patients’exhalation droplets,hence a comprehensive understanding of muco-saliva fragmentation provides crucial insight.This paper scrutinizes a study of the breakup of mimic of contagious vis...
关键词：FLUID STEPS FRAGMENTATION 
Fine debris flows formed by the Orientale basin被引量：1
《Earth and Planetary Physics》2020年第3期212-222,共11页YuZhen Cai ZhiYong Xiao ChunYu Ding Jun Cui 
the B-type Strategic Priority Program of the Chinese Academy of Sciences,Grant No.XDB41000000;the National Natural Science Foundation of China(41773063,41525015 and 41830214);the Science and Technology Development Fund of Macao(0042/2018/A2);the Pre-research Project on Civil Aerospace Technologies(No.D020101)of CNSA.
The prototype for investigations of formation mechanisms and related geological effects of large impact basins on planetary bodies has been the Orientale basin on the Moon.Its widespread secondaries,light plains,and n...
关键词：MOON Orientale impact craters impact cratering EJECTA 
A rocky hill on the continuous ejecta of Ziwei crater revealed by the Chang’e-3 mission被引量：2
《Earth and Planetary Physics》2020年第2期105-110,共6页ChunYu Ding YuZhen Cai ZhiYong Xiao Yan Su 
supported by the National Natural Science Foundation of China (41773063, 41525015 and 41830214);the Science and Technology Development Fund of Macao (0042/2018/A2);the Opening Fund of the Key Laboratory of Lunar and Deep Space Exploration, CAS (no.ldse201702)
The Chinese Chang’e-3 mission landed close to the eastern rim of the ~450 m diameter Ziwei crater. Regional stratigraphy of the landing site and impact excavation model suggest that the bulk continuous ejecta deposit...
关键词：lunar penetrating radar impact crater ejecta deposits Chang'e-3 PERMITTIVITY MOON 
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