Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field
Facing the challenges of in-situ utilization of lunar regolith resources, applying an external electric field to manipulate lunar particles has become a promising method for space particle control, which mainly depends on the particle charging properties in the applied electric field. Using the surf...
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| Language: | English |
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Elsevier
2024-11-01
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| Series: | Engineering |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S2095809924004934 |
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| author | Junping Gu Xiaoyu Qian Yiwei Liu Qinggong Wang Yiyang Zhang Xuan Ruan Xiangjin Deng Yaowen Lu Jian Song Hui Zhang Yunning Dong Mengmeng Wei Wei Yao Shuiqing Li Weihua Wang Zhigang Zou Mengfei Yang |
| author_facet | Junping Gu Xiaoyu Qian Yiwei Liu Qinggong Wang Yiyang Zhang Xuan Ruan Xiangjin Deng Yaowen Lu Jian Song Hui Zhang Yunning Dong Mengmeng Wei Wei Yao Shuiqing Li Weihua Wang Zhigang Zou Mengfei Yang |
| author_sort | Junping Gu |
| collection | DOAJ |
| description | Facing the challenges of in-situ utilization of lunar regolith resources, applying an external electric field to manipulate lunar particles has become a promising method for space particle control, which mainly depends on the particle charging properties in the applied electric field. Using the surficial lunar regolith samples brought back from the Moon by the Chang’e-5 mission (CE5 LS), this work successively studied their charging properties, particle dynamics, and their collision damages to aerospace materials under the action of an external electric field in high-vacuum conditions. The results indicated that the charging process and electrostatic projection of lunar regolith particles under high-vacuum conditions were different from those under atmosphere conditions. The particle diameter range of CE5 LS used in the experiment is 27.7–139.0 μm. For electric field strength of 3–12 kV·cm−1, the charge obtained by CE5 LS is 4.8 × 10−15–4.7 × 10−13 C and the charge-to-mass ratio is 1.2 × 10−5–6.8 × 10−4 C·kg−1. The CE5 LS is easier to be negatively charged in an external electric field. Furthermore, significant damages were observed on the target impact surfaces, indicating severe influences of lunar regolith particles on aerospace materials. Our work contributes to a more comprehensive understanding of physical mechanisms controlling the lunar regolith shielding and utilization, and will inspire broad efforts to develop the lunar in-situ engineering solutions. |
| format | Article |
| id | doaj-art-96f4be7d1d674c06b22dd7d2422a9a20 |
| institution | Kabale University |
| issn | 2095-8099 |
| language | English |
| publishDate | 2024-11-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Engineering |
| spelling | doaj-art-96f4be7d1d674c06b22dd7d2422a9a202024-11-25T04:41:03ZengElsevierEngineering2095-80992024-11-0142267277Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric FieldJunping Gu0Xiaoyu Qian1Yiwei Liu2Qinggong Wang3Yiyang Zhang4Xuan Ruan5Xiangjin Deng6Yaowen Lu7Jian Song8Hui Zhang9Yunning Dong10Mengmeng Wei11Wei Yao12Shuiqing Li13Weihua Wang14Zhigang Zou15Mengfei Yang16Qian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaKey Laboratory for Thermal Science and Power Engineering of Ministry of Education, Department of Energy and Power Engineering, Tsinghua University, Beijing 100084, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaKey Laboratory of Advanced Reactor Engineering and Safety of Ministry of Education, Institute of Nuclear and New Energy Technology, Tsinghua University, Beijing 100084, ChinaKey Laboratory for Thermal Science and Power Engineering of Ministry of Education, Department of Energy and Power Engineering, Tsinghua University, Beijing 100084, ChinaBeijing Institute of Spacecraft System Engineering, Beijing 100094, ChinaBeijing Orient Institute of Measurement and Test, Beijing 100086, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, ChinaBeijing Orient Institute of Measurement and Test, Beijing 100086, ChinaBeijing Orient Institute of Measurement and Test, Beijing 100086, ChinaQian Xuesen Laboratory of Space Technology, China Academy of Space Technology, Beijing 100094, China; Corresponding authors.Key Laboratory for Thermal Science and Power Engineering of Ministry of Education, Department of Energy and Power Engineering, Tsinghua University, Beijing 100084, China; Corresponding authors.Institute of Physics, Chinese Academy of Sciences, Beijing 100190, ChinaCollege of Engineering and Applied Sciences, Nanjing University, Nanjing 210093, ChinaChina Academy of Space Technology, Beijing 100094, China; Corresponding authors.Facing the challenges of in-situ utilization of lunar regolith resources, applying an external electric field to manipulate lunar particles has become a promising method for space particle control, which mainly depends on the particle charging properties in the applied electric field. Using the surficial lunar regolith samples brought back from the Moon by the Chang’e-5 mission (CE5 LS), this work successively studied their charging properties, particle dynamics, and their collision damages to aerospace materials under the action of an external electric field in high-vacuum conditions. The results indicated that the charging process and electrostatic projection of lunar regolith particles under high-vacuum conditions were different from those under atmosphere conditions. The particle diameter range of CE5 LS used in the experiment is 27.7–139.0 μm. For electric field strength of 3–12 kV·cm−1, the charge obtained by CE5 LS is 4.8 × 10−15–4.7 × 10−13 C and the charge-to-mass ratio is 1.2 × 10−5–6.8 × 10−4 C·kg−1. The CE5 LS is easier to be negatively charged in an external electric field. Furthermore, significant damages were observed on the target impact surfaces, indicating severe influences of lunar regolith particles on aerospace materials. Our work contributes to a more comprehensive understanding of physical mechanisms controlling the lunar regolith shielding and utilization, and will inspire broad efforts to develop the lunar in-situ engineering solutions.http://www.sciencedirect.com/science/article/pii/S2095809924004934Chang’e-5 lunar regolith sampleCharging propertiesExternal electric fieldParticle dynamicsParticle collision |
| spellingShingle | Junping Gu Xiaoyu Qian Yiwei Liu Qinggong Wang Yiyang Zhang Xuan Ruan Xiangjin Deng Yaowen Lu Jian Song Hui Zhang Yunning Dong Mengmeng Wei Wei Yao Shuiqing Li Weihua Wang Zhigang Zou Mengfei Yang Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field Engineering Chang’e-5 lunar regolith sample Charging properties External electric field Particle dynamics Particle collision |
| title | Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field |
| title_full | Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field |
| title_fullStr | Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field |
| title_full_unstemmed | Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field |
| title_short | Charging Properties and Particle Dynamics of Chang’e-5 Lunar Sample in an External Electric Field |
| title_sort | charging properties and particle dynamics of chang e 5 lunar sample in an external electric field |
| topic | Chang’e-5 lunar regolith sample Charging properties External electric field Particle dynamics Particle collision |
| url | http://www.sciencedirect.com/science/article/pii/S2095809924004934 |
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