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The Educational Adaptive-optics Solar Telescope at the Shanghai Astronomy Museum

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Astronomical Techniques and Instruments 2024年第3期1卷 171-178页

作者： zhimao du Qing Lin Xuejun Rao Yue Zhong Jiawen Yao Hua Bao Libo Zhong Yu Liang Hui Zhang Shanghai Astronomy Museum Shanghai 201306China National Laboratory on Adaptive Optics Chengdu 610209China The Laboratory on Adaptive Optics Institute of Optics and ElectronicsChinese Academy of SciencesChengdu 610209China Yunnan Observatories Chinese Academy of SciencesKunming 650216China Shanghai Astronomical Observatory Chinese Academy of SciencesShanghai 200030China

The Educational Adaptive-optics Solar Telescope(EAST)at the Shanghai Astronomy Museum has been running routine astronomical observations since *** is a 65-cm-aperture Gregorian solar telescope for scientific education,outreach,and *** telescope system is designed in an“open”format so that the solar tower architecture can be integrated with it,and visitors can watch the observations live from inside the *** with adaptive optics,a high-resolution imaging system,and an integral field unit spectro-imaging system,this telescope can obtain high-resolution solar images in the TiO and Hαbands,and perform spectral image reconstruction using 400 optical fibers at selected *** can be used not only in public education and scientific outreach but also in solar physics research.

关键词： Astronomy museum Sun observation Adaptive optics Integral field unit

EAST-Educational Adaptive-optics Solar Telescope

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Research in Astronomy and Astrophysics 2022年第6期22卷 33-41页

作者： Changhui Rao Xuejun Rao zhimao du Hua Bao Cheng Li Jinlong Huang Youming Guo Libo Zhong Qing Lin Xin Ge Jinsheng Yang Xinlong Fan Yangyi Liu Dan Jia Xin Li Mei Li Ming Zhang Yuntao Cheng Jiahui Zhou Jiawen Yao Lanqiang Zhang Naiting Gu The Institute of Optics and Electronics Chinese Academy of SciencesChengdu 610209China The Key Laboratory on Adaptive Optics Chinese Academy of SciencesChengdu 610209China The University of Chinese Academy of Sciences Beijing 100049China Shanghai Astronomy Museum Shanghai 201306China Sichuan Police College Luzhu 646000China

For the public having a better understanding of solar activities,the Educational Adaptive-optics Solar Telescope(EAST)was built in July 2021 and is located at the Shanghai Astronomy *** EAST consists of a 65 cm aperture solar telescope with a 177-element adaptive optics system and two-channel high resolution imaging system at the Hαand TiO bands,in addition to three full disk solar telescopes at CaK,Hαand TiO bands equipped on the tube of the main *** this paper,the configuration of the EAST is *** performance and on-sky observational results are *** EAST,to our knowledge,is the most advanced solar telescope for the popularization of science in the *** to its excellent performance,the data acquired by the EAST can also be used for research on solar physics and space weather prediction.

关键词： instrumentation adaptive optics-instrumentation high angular resolution-techniques high angular resolution-Sun general

Selective CO_(2)Electroreduction to Multi-Carbon Products on Organic-Functionalized CuO Nanoparticles by Local Micro-Environment Modulation

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Nano-Micro Letters 2024年第12期16卷 120-132页

作者： Shan Ren Xi Cao Qikui Fan zhimao Yang Fei Wang Xin Wang Licheng Bai Jian Yang Materials Interfaces Center Shenzhen Institutes of Advanced TechnologyChinese Academy of SciencesShenzhen 518055GuangdongPeople’s Republic of China Key Laboratory of Functional Molecular Solids Ministry of EducationCollege of Chemistry and Materials ScienceAnhui Normal UniversityWuhu 241002AnhuiPeople’s Republic of China School of Physics Xi’an Jiaotong UniversityXi’an 710049ShaanxiPeople’s Republic of China College of Materials Science and Engineering Shenzhen UniversityShenzhen 518071GuangdongPeople’s Republic of China

Surface functionalization of Cu-based catalysts has demonstrated promising potential for enhancing the electrochemical CO_(2)reduction reaction(CO_(2)RR)toward multi-carbon(C2+)products,primarily by suppressing the parasitic hydrogen evolution reaction and facilitating a localized CO_(2)/CO concentration at the *** upon this approach,we developed surface-functionalized catalysts with exceptional activity and selectivity for electrocatalytic CO_(2)RR to C_(2+)in a neutral *** CuO nanoparticles coated with hexaethynylbenzene organic molecules(HEB-CuO NPs),a remarkable C_(2+)Faradaic efficiency of nearly 90%was achieved at an unprecedented current density of 300 mA cm^(-2),and a high FE(>80%)was maintained at a wide range of current densities(100-600 mA cm^(-2))in neutral environments using a flow ***,in a membrane electrode assembly(MEA)electrolyzer,86.14%FEC2+was achieved at a partial current density of 387.6 mA cm^(-2)while maintaining continuous operation for over 50 h at a current density of 200 mA cm^(-2).In-situ spectroscopy studies and molecular dynamics simulations reveal that reducing the coverage of coordinated K⋅H2O water increased the probability of intermediate reactants(CO)interacting with the surface,thereby promoting efficient C-C coupling and enhancing the yield of C_(2+)*** advancement offers significant potential for optimizing local micro-environments for sustainable and highly efficient C_(2+)production.

关键词： CO_(2)electroreduction to C_(2+) Neutral electrolyte Organic-functionalized CuO nanoparticles Local micro-environment

HPLC法同时测定消栓通络胶囊中阿魏酸、芦丁和丹酚酸B的含量

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中国药事 2010年第7期24卷 693-695页

作者：杜志茂黄安军白娟陕西省宝鸡市药品检验所宝鸡721001 中国人民解放军第537医院

目的建立同时测定消栓通络胶囊中阿魏酸、芦丁和丹酚酸B含量的高效液相色谱方法。方法以LinksilC18色谱柱为分析柱,甲醇-乙腈-0.1%冰醋酸溶液(25:5:70)为流动相,检测波长为320nm,流速为***-1。结果 3种成分分离良好,阿魏酸、芦丁和丹酚... 详细信息

目的建立同时测定消栓通络胶囊中阿魏酸、芦丁和丹酚酸B含量的高效液相色谱方法。方法以LinksilC18色谱柱为分析柱,甲醇-乙腈-0.1%冰醋酸溶液(25:5:70)为流动相,检测波长为320nm,流速为***-1。结果 3种成分分离良好,阿魏酸、芦丁和丹酚酸B的线性范围分别为0.004～0.08μg,0.432～8.64μg,0.088～1.76μg,相关系数均为0.9999。平均加样回收率(n=5)分别为98.9%,100.1%,98.2%;RSD分别为1.1%,1.5%,1.4%。结论本方法简便、快速,结果准确可靠,适用于消栓通络胶囊的质量控制。

关键词：消栓通络胶囊阿魏酸芦丁丹酚酸B HPLC

上海天文馆羲和太阳塔多元化科普传播方法探索

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自然科学博物馆研究 2023年第3期 47-54,F0002页

作者：姚迦文杜芝茂林清上海天文馆上海科技馆天文研究中心收藏研究室上海科技馆天文研究中心上海市天文学会

上海天文馆羲和太阳塔于2021年落成对外开放,是全球唯一一台兼具科普展示和科研功能的太阳塔,旨在通过全方位、独创性的太阳直播秀,向公众普及太阳望远镜以及与太阳相关的知识。羲和太阳塔的设计将太阳望远镜仪器和建筑自身紧密结合,独... 详细信息

上海天文馆羲和太阳塔于2021年落成对外开放,是全球唯一一台兼具科普展示和科研功能的太阳塔,旨在通过全方位、独创性的太阳直播秀,向公众普及太阳望远镜以及与太阳相关的知识。羲和太阳塔的设计将太阳望远镜仪器和建筑自身紧密结合,独创性地将太阳望远镜设计成开放形式,使得羲和太阳塔自身成为一件大型展品。观众可以观看太阳直播秀全过程,亲身感受自适应光学系统工作的神奇魅力,全方位、立体化地学习太阳和太阳望远镜的相关科学知识。

关键词：科学博物馆天文馆太阳自适应光学望远镜

Prediction of sepsis within 24 hours at the triage stage in emergency departments using machine learning

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World Journal of Emergency Medicine 2024年第5期15卷 379-385页

作者： Jingyuan Xie Jiandong Gao Mutian Yang Ting Zhang Yecheng Liu Yutong Chen Zetong Liu Qimin Mei zhimao Li Huadong Zhu Ji Wu Department of Electronic Engineering Tsinghua UniversityBeijing 100084China Center for Big Data and Clinical Research Institute for Precision MedicineTsinghua UniversityBeijing 100084China Institute of Medical Technology Peking University Health Science CenterBeijing 100091China Emergency Department State Key Laboratory of Complex Severe and Rare DiseasesPeking Union Medical College HospitalChinese Academy of Medical Science and Peking Union Medical CollegeBeijing 100005China Department of Health Care Peking Union Medical College HospitalChinese Academy of Medical Sciences and Peking Union Medical CollegeBeijing 100005China

BACKGROUND:Sepsis is one of the main causes of mortality in intensive care units(ICUs).Early prediction is critical for reducing *** approximately 36%of sepsis occur within 24 h after emergency department(ED)admission in Medical Information Mart for Intensive Care(MIMIC-IV),a prediction system for the ED triage stage would be *** methods such as the quick Sequential Organ Failure Assessment(qSOFA)are more suitable for screening than for prediction in the ED,and we aimed to fi nd a light-weight,convenient prediction method through machine ***:We accessed the MIMIC-IV for sepsis patient data in the *** dataset comprised demographic information,vital signs,and synthetic *** Gradient Boosting(XGBoost)was used to predict the risk of developing sepsis within 24 h after ED ***,SHapley Additive exPlanations(SHAP)was employed to provide a comprehensive interpretation of the model's *** percent of the patients were randomly selected as the testing set,while the remaining patients were used for training with 10-fold ***:For 10-fold cross-validation on 14,957 samples,we reached an accuracy of 84.1%±0.3%and an area under the receiver operating characteristic(ROC)curve of 0.92±*** model achieved similar performance on the testing set of 1,662 *** values showed that the fi ve most important features were acuity,arrival transportation,age,shock index,and respiratory ***:Machine learning models such as XGBoost may be used for sepsis prediction using only a small amount of data conveniently collected in the ED triage *** may help reduce workload in the ED and warn medical workers against the risk of sepsis in advance.

关键词： Sepsis Machine learning Emergency department Triage Informatics

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2024年巴黎奥运会官方海报的功能解读

运动精品 2024年第7期43卷 76-79页

作者：邓志茂韩山师范学院体育学院

2024年是新冠疫情过后首次迎来奥运会，奥林匹克运动会是世界上规模最大、影响最深远的体育盛会，2024年3月4日巴黎奥运官方海报在奥赛博物馆发布，它突破历届奥运海报的设计风格成为全球焦点。巴黎奥运海报强烈的视觉效果第一时间传达... 详细信息

2024年是新冠疫情过后首次迎来奥运会，奥林匹克运动会是世界上规模最大、影响最深远的体育盛会，2024年3月4日巴黎奥运官方海报在奥赛博物馆发布，它突破历届奥运海报的设计风格成为全球焦点。巴黎奥运海报强烈的视觉效果第一时间传达了奥运的全貌，具有不可替代的媒介价值。为了全面深刻分析2024年巴黎奥运海报的功能，采用文献研究法、案例分析法和逻辑思辨法对2024年巴黎奥运海报进行研究，发现其具有设计风格独特、体育与城市相互交融、表达方式新颖的特点。巴黎奥运海报发挥了传播奥林匹克精神和文化的功能，同时担负起教育的功能，宣传了主办城市美好的形象，并引导人们创造美好的生活。巴黎奥运海报有助于拓展奥林匹克运动会的价值。

关键词：巴黎奥运会奥运海报功能

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食品生产企业加工环节的安全问题及对策研究

食品安全导刊 2024年第24期 30-32,36页

作者：严志茂广西农业职业技术大学广西南宁530000

食品生产加工安全问题对社会经济的稳定、繁荣能够产生至关重要的影响,这意味着食品生产企业的安全性已经成为备受关注的社会问题。本研究针对政府监管、企业加工、市场流通3个方面存在的食品生产加工环节安全问题,分别提出相对应的食... 详细信息

食品生产加工安全问题对社会经济的稳定、繁荣能够产生至关重要的影响,这意味着食品生产企业的安全性已经成为备受关注的社会问题。本研究针对政府监管、企业加工、市场流通3个方面存在的食品生产加工环节安全问题,分别提出相对应的食品生产企业加工环节安全策略,旨在提升食品生产企业市场信誉,促进社会经济的稳定,为食品产业的健康可持续发展奠定基础。

关键词：食品生产企业加工环节食品安全

维普期刊数据库博看期刊

S-box:six-dimensional compound hyperchaotic map and artificial bee colony algorithm

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Journal of Systems Engineering and Electronics 2016年第1期27卷 232-241页

作者： Ye Tian zhimao Lu College of Information and Communication Engineering Harbin Engineering University Key Laboratory of Photonic and Electronic Bandgap Materials Ministry of EducationSchool of Physics and Electronic EngneeringHarbin Normal University Faculty of Electronic Information and Electrical Engineering Dalian University of Technology

Being as unique nonlinear components of block ciphers,substitution boxes（S-boxes） directly affect the security of the cryptographic *** is important and difficult to design cryptographically strong S-boxes that simultaneously meet with multiple cryptographic criteria such as bijection,non-linearity,strict avalanche criterion（SAC）,bits independence criterion（BIC）,differential probability（DP） and linear probability（LP）.To deal with this problem,a chaotic S-box based on the artificial bee colony algorithm（CSABC） is *** uses the S-boxes generated by the six-dimensional compound hyperchaotic map as the initial individuals and employs ABC to improve their *** addition,it considers the nonlinearity and differential uniformity as the fitness functions.A series of experiments have been conducted to compare multiple cryptographic criteria of this algorithm with other *** results show that the new algorithm has cryptographically strong S-box while meeting multiple cryptographic criteria.

关键词： substitution boxes(S-boxes) multiple cryptographic criteria six-dimensional compound hyperchaotic map artificial bee colony algorithm(ABC).