作者： Zhang, Jun;Fan, Ziting;Zhang, Xile;Yang, Ruijie;Wen, Junhai （¹Department of Biomedical Engineering, School of Life Science, Beijing Institute of Technology, Beijing, 100081, China;²Department of Radiation Oncology, Peking University Third Hospital, Beijing, 100191, China）

出处： Diagnostics 2021 Vol.11 No.9 P1654

关键词： 3D DOSE RECONSTRUCTION;OPTIMAL BACKSCATTER;EPID DOSIMETRY;MODEL;ALGORITHM;IMAGES;IMRT;VERIFICATION;SENSITIVITY;FLUENCE

摘要： Support arm backscatter and off-axis effects of an electronic portal imaging device (EPID) are challenging for radiotherapy quality assurance. Aiming ...

作者： Jun Zhang，Yanfang Wang，Zhiping Zhao （School of Chemistry and Chemical Engineering，Beijing Institute of technology）

出处： 2020 6th International Conference on Advances in Energy,Environment and Chemical Engineering（AEECE 2020） financially supported by the National Natural Science Foundation (No.21576024，21736001)；the research support from the Analysis and Testing Center of Beijing Institute of Technology 2020

会议录： 2020 6th International Conference on Advances in Energy,Environment and Chemical Engineering（AEECE 2020）

摘要： Polystyrene（PS） microspheres,prepared by suspension polymerization,were applied to synthesize chloromethylated polystyrene microspheres（PS-CH₂

作者： Haixia Huang¹;Yongfu Sun²;Liheng Wang³;Jun Zhang⁴; （¹. Chinese Academy of Engineering, Beijing 100088, China ². China State Railway Group Co., Ltd., Beijing 100844, China ³. China Aerospace Science and Technology Corporation, Beijing 100048, China ⁴. Beijing Institute of Technology, Beijing 100081, China）

出处： Strategic Study of Chinese Academy of Engineering 2019 Vol.21 No.4 P1-6

关键词： the Belt and Road;engineering science and technology;2035;development strategy

摘要： The Belt and Road initiative is China’s plan to build a community of shared future for mankind and represents China’s vision for the world in a new er ...

作者： 付伟 （导师：章军）

学位名称： 硕士

出处： 北京理工大学化工与环境学院 2016

关键词： 硝基吡唑；四唑；含能材料；偶氮；稠环

摘要： 开发高能钝感及环境友好的新型高能密度材料（HEDM）是现代军事的迫切需求。然而，高能量与低感度通常是一对矛盾体，因此，迫切需要合成高能低感含能化合物，提高炸药的安全性，同时保持其高能特性，寻求解决这一矛盾。近年来，越来越多的研究表明，富氮杂环含能离子盐能有效解决这一矛盾，成为研究热点。因为，含能离子 ...

作者： 李颖颖 （导师：章军）

学位名称： 硕士

出处： 北京理工大学化工与环境学院 2016

关键词： 含能材料；硝基吡唑；含能离子盐；晶体结构

摘要： 高能密度含能材料（HEDMs）是近年来含能材料领域的研究热点,高能量和低感度是武器装备的核心问题,同时也是炸药和推进剂所面临的基础性问题。但二者是一对矛盾体,因此,需要对炸药分子结构进行合理的设计来解决这一问题。近年来,采用高氮含量杂环的含能离子盐作为高能密度材料取得了很大的进展。含能离子盐相对于其 ...

作者： Zhi-Ming Zhou，Xiao-Feng Hang，Jun Zhang，Li-Ping Hao，Jin-Liang Wang，Wei-Zhe Xue，Wei-Fa Yu，Fan Fei，Wen-Chang Tao （Center for Pharmaceuticals Beijing Institute of Technology）

出处： 2015第十三届国际新药发明科技年会 2015

会议录： 2015第十三届国际新药发明科技年会会刊

摘要： Novel AT1 receptor blockers bearing 6-substituted carbamoyl benzimidazoles with a chiral center were designed and synthesized as the first step of an ...

发明人： ZHOU, Zhiming;ZHANG, Jun;LI, Zhihuai;WANG, Jinliang

申请人： BEIJING INSTITUTE OF TECHNOLOGY;ZHOU, Zhiming;ZHANG, Jun;LI, Zhihuai

申请号： CN2011071846

申请日期： 2011.03.16

摘要： [（4-methyl-2-propyl-N-methoxy-substituted phenylalkyl-1H-benzimidazol-6- formamide）-1-yl]-methyl biphenyl compounds of the following formula I, prepar ...

作者： Mingyuan Zhang¹;Shenwen Chen¹;Wenbo Du¹;Xianbin Cao¹;CA;Daqing Li²;Jun Zhang³;Shlomo Havlin⁴;CA （¹School of Electronic and Information Engineering, Beihang University , Beijing 100191 , China;²School of Reliability and Systems Engineering, Beihang University , Beijing 100191 , China;³Advanced Research Institute of Multidisciplinary Science, Beijing Institute of Technology , Beijing 100081 , China;⁴Department of Physics, Bar Ilan University , Ramat Gan 52900, Israel）

出处： PNAS Nexus Ppgac289

摘要： Changing attitudes in diplomatic relations is a common feature of in international politics. However, some such changes may trigger risky domino-like ...