GUN

作品数:177被引量:227H指数:7
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相关作者:汪卫国马玉贞冯兆东唐力伟刘更更多>>
相关机构:兰州大学广州市鑫富塑胶有限公司深圳云麦科技有限公司北京理工大学更多>>
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MARIE:One-Stage Object Detection Mechanism for Real-Time Identifying of Firearms
《Computer Modeling in Engineering & Sciences》2025年第1期279-298,共20页Diana Abi-Nader Hassan Harb Ali Jaber Ali Mansour Christophe Osswald Nour Mostafa Chamseddine Zaki 
Security and safety remain paramount concerns for both governments and individuals worldwide.In today’s context,the frequency of crimes and terrorist attacks is alarmingly increasing,becoming increasingly intolerable...
关键词:Firearm and gun detection single shot multi-box detector deep learning one-stage detector MobileNet INCEPTION convolutional neural network 
一种民用无人机反制系统的设计被引量:1
《物联网技术》2024年第4期114-116,119,共4页唐正 吕晓蕊 黄永隆 
2022年湖北省教育厅科学技术研究项目:一种新型无人机反制系统的设计与开发(B2022561)。
本文设计了一种民用无人机反制系统,用于保护重点区域的低空空域安全。系统基于软件无线电理念设计:软件平台使用GUN Radio,硬件平台使用Hack RF。文章分析了驱离迫降民用无人机的原理,详细阐述了模拟GPS信号和产生宽带噪声信号的方法,...
关键词:无人机反制 GUN Radio Hack RF GPS信号模拟 信号压制 宽带梳状谱 
《Gun.& Ammo》杂志2023年度最佳产品盘点
《轻兵器》2024年第3期16-23,共8页张孝明 石立雄 王龙 
《Gun&Ammo》杂志的编辑,撰稿人和工作人员日前已经评选出枪械行业2023年的获奖者。《Gun & Ammo》杂志的工作人员在多个枪支行业活动中对每种新产品进行了现场评估。在科罗拉多州的大章克申市(Grand Junction)举行的年度户外运动者集团...
关键词:第四季度 现场评估 户外运动 科罗拉多州 盘点 圆桌会议 
Research on simulation of gun muzzle flow field empowered by artificial intelligence被引量:1
《Defence Technology(防务技术)》2024年第2期196-208,共13页Mengdi Zhou Linfang Qian Congyong Cao Guangsong Chen Jin Kong Ming-hao Tong 
Supported by the Natural Science Foundation of Jiangsu Province of China(Grant No.BK20210347);Supported by the National Natural Science Foundation of China(Grant No.U2141246).
Artificial intelligence technology is introduced into the simulation of muzzle flow field to improve its simulation efficiency in this paper.A data-physical fusion driven framework is proposed.First,the known flow fie...
关键词:Muzzle flow field Artificial intelligence Deep learning Data-physical fusion driven Shock wave 
An internal ballistic model of electromagnetic railgun based on PFN coupled with multi-physical field and experimental validation
《Defence Technology(防务技术)》2024年第2期254-261,共8页Benfeng Gu Haiyuan Li Baoming Li 
To accelerate the practicality of electromagnetic railguns,it is necessary to use a combination of threedimensional numerical simulation and experiments to study the mechanism of bore damage.In this paper,a three-dime...
关键词:Internal ballistic modeling Electromagnetic rail gun Multi-physics field coupling Experimental validation PFN 
Design,fabrication,and testing of an X-band 9-MeV standing-wave electron linear accelerator被引量:1
《Nuclear Science and Techniques》2023年第7期219-230,共12页Jian Gao Hao Zha Jia-Ru Shi Qiang Gao Xian-Cai Lin Fang-Jun Hu Qing-Zhu Li Huai-Bi Chen 
the Key R&D Project of the Ministry of Science and Technology of China(No.2022YFC2402300).
In this study,an X-band standing-wave biperiodic linear accelerator was developed for medical radiotherapy that can accel-erate electrons to 9 MeV using a 2.4-MW klystron.The structure works atπ/2 mode and adopts mag...
关键词:Standing-wave accelerating structure RF analysis Thermal DC gun Low-power RF test High-power experiment 
Book Review of Bloodbath Nation
《Journal of Literature and Art Studies》2023年第6期462-464,共3页JIN Hui ZHANG Sheng-ting 
Published in January 2023, illustrated by photographer Spencer Ostrander, Bloodbath Nation is the latest non-fiction work by Paul Auster. This paper makes a review of Bloodbath Nation, including its structure, content...
关键词:Bloodbath Nation Paul Auster Spencer Ostrander American gun issue 
Retrograde signaling in plants: A critical review focusing on the GUN pathway and beyond被引量:7
《Plant Communications》2023年第1期304-323,共20页Andreas S.Richter Thomas Nägele Bernhard Grimm Kerstin Kaufmann Michael Schroda Dario Leister Tatjana Kleine 
supported by the Deutsche Forschungsgemeinschaft(TRR175,project C01 to T.K.,project C02 to M.S.,project C04 to B.G.,project C05 to K.K.and D.L.,project C06 to A.S.R.,and project D03 to T.N.).
Plastids communicate their developmental and physiological status to the nucleus via retrograde signaling,allowing nuclear gene expression to be adjusted appropriately.Signaling during plastid biogenesis and responses...
关键词:CHLOROPLAST chloroplast unfolded protein response genomes uncoupled GUN retrograde signaling subcellular proteomes subcellular metabolomes 
Chronic traumatic encephalopathy: genes load the gun and repeated concussion pulls the trigger
《Neural Regeneration Research》2022年第9期1963-1964,共2页Robert Vink Frances Corrigan 
supported,in part,by a grant from the National Health and Medical Research Council of Australia。
The association between traumatic brain injury(TBI)and an increased risk of neurodegeneration has been recognized for some decades now(Faden and Loane,2015),with recent evidence suggesting that a history of TBI,either...
关键词:TRAUMATIC ENCEPHALOPATHY IMPAIRMENT 
Beam dynamics optimization of very-high-frequency gun photoinjector被引量:3
《Nuclear Science and Techniques》2022年第9期80-92,共13页Han Chen Lian-Min Zheng Bin Gao Zi-Zheng Li Ying-Chao Du Ren-Kai Li Wen-Hui Huang Chuan-Xiang Tang Duan Gu Zheng Qi Meng Zhang Hai-Xiao Deng Qiang Gu Dong Wang 
Very-high-frequency(VHF)gun photoinjectors,capable of producing high-brightness and high-repetitionrate electron bunches,are some of the best electron sources for driving MHz-class repetition-rate free-electron lasers...
关键词:VHF gun photoinjector Multi-objective optimization EMITTANCE High-order energy spread 
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