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Effect of mesopore spatial distribution of HZSM-5 catalyst on zinc state and product distribution in 1-hexene aromatization

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Chinese Journal of Chemical Engineering 2024年第3期67卷 16-26页

作者： Chenhao Wei di gao Guohao Zhang Liang Zhao Jinsen gao Chunming Xu The State Key Lab of Heavy Oil Processing China University of Petroleum(Beijing)Beijing 102249China SINOPEC Research Institute of Petroleum Processing Co. Ltd.Beijing 100083China

1-hexene aromatization is a promising technology to convert excess olefin in fluid catalytic cracking(FCC)gasoline to high-value benzene(B),toluene(T),and ***,the increasing market demand of xylene has put forward higher requirements for new generation of *** increasing xylene yield in 1-hexene aromatization,the effect of mesopore structure and spatial distribution on product distribution and Zn loading was *** with different mesopore spatial distribution were prepared by post-treatment of parent HZSM-5 zeolite,including NaOH treatment,tetra-propylammonium hydroxide(TPAOH)treatment,and *** was found the evenly distributed mesopore mainly prolongs the catalyst lifetime by enhancing diffusion properties but reduces the aromatics selectivity,as a result of damage of micropores close to the catalyst *** the selectivity of high-value xylene can be highly promoted when the mesopore is mainly distributed interior the ***,the state of loaded Zn was also affected by mesopores spatial *** the optimized catalyst,the xylene selectivity was enhanced by 12.4%compared with conventional Zn-loaded parent HZSM-5 catalyst at conversion over 99%.It was attributed to the synergy effect of mesopores spatial distribution and optimized acid *** work reveals the role of mesopores in different spatial positions of 1-hexene aromatization catalysts in the reaction process and the influence on metal distribution,as well as their synergistic effect two on the improvement of xylene selectivity,which can improve our understanding of catalyst pore structure and be helpful for the rational design of high-efficient catalyst.

关键词： 1-Hexene aromatization Alkali treatment Xylene selectivity Mesopores Zinc state

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Novel self-assembled porous yolk-shell NiO nanospheres with excellent electrochromic performance for smart windows

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Particuology 2024年第1期84卷 72-80页

作者： Baoshun Wang Ya Huang Siming Zhao Run Li di gao Hairong Jiang Rufan Zhang Beijing Key Laboratory of Green Chemical Reaction Engineering and Technology Department of Chemical EngineeringTsinghua UniversityBeijing100084China

With the rapid development of optoelectronics,electrochromic(EC)materials(ECMs)with the advan-tages of low power consumption,easy viewing,high contrast ratio,etc have attached more and more attention from the fields of smart windows,electronic billboards,emerging wearable and portable electronics,and other next-generation *** oxide(NiO)is a promising candidate for high-performance ECMs because of its neutral-colored states and low ***,NiO-based ECMs still face the problem of slow switching speed due to their low electrical conductivity and small lattice ***-organic frameworks(MOFs)are promising candidates to fabricate hollow and porous transition metal oxides(TMOs)with high ion transport efficiency,excellent specific capacitance,and electrochemical *** this work,porous yolk-shell NiO nanospheres(PYS-NiO NSs)were syn-thesized via a solvothermal and subsequent calcination process of Ni-MOF,which exhibited outstanding EC *** the large specific surface areas and hollow porous nanostructures were conducive to ionic transport,PYS-NiO NSs exhibited a fast coloring/bleaching speed(3.6/3.9 s per one coloring/bleaching cycle)and excellent cycling stability(82%of capacity retention after 3000 cycles).These superior EC properties indicated that the PYS-NiO NSs was a promising candidate for high-performance EC *** work provides a new and feasible strategy for the efficient preparation of TMOs ECMs with good EC performance,especially fast switching speed.

关键词： Electrochromic Nickel oxide Metal-organic frameworks Hollow structure Smart windows

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Prevalence of Reproductive Tract Infections and Association with Human Papillomavirus Infection Among Reproductive-Age Women—Six Tertiary Hospitals,China,June 2021-December 2022

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China CDC weekly 2024年第10期6卷 189-194,I0002页

作者： di gao Jiayue Li Gengli Zhao Zhaohui Liu Hui Bi Dai Zhang Fengxia Xue Chen Liu Hongtao Ma Bei Lin Xu Wang Xiaosong Zhang Linhong Wang Department of Obstetrics and Gynecology Peking University First HospitalBeijingChina School of Medicine University College DublinIreland Beijing Obstetrics and Gynecology Hospital BeijingChina Tianjin Medical University General Hospital TianjinChina Northwest Women’s and Children’s Hospital Xi’an CityShaanxi ProvinceChina Third Affiliated Hospital of Zhengzhou University Zhengzhou CityHenan ProvinceChina Shengjing Hospital of China Medical University Shenyang CityLiaoning ProvinceChina National Center for Chronic and Non-Communicable disease Control and Prevention Chinese Center for Disease Control and PreventionBeijingChina

Summary What is already known about this topic?Previous studies have indicated a possible association between reproductive tract infections(RTIs)and highrisk human papillomavirus(HPV)infection,but the evidence is still *** is added by this report?This multicenter study found significantly higher positive rates of HPV,including general HPV,highrisk HPV.

关键词： Tertiary infection Reproductive

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Yinhuang granule alleviates carbon tetrachloride-induced liver fibrosis in mice and its mechanism

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World Journal of Hepatology 2024年第2期16卷 264-278页

作者： Hao Ouyang Hui Miao Zhen Li Duan Wu Si-Cheng gao Yao-Yao Dai Xiao-di gao Hai-Sheng Chai Wei-Ye Hu Jun-Feng Zhu Department of Liver Yueyang Hospital of Integrated Traditional Chinese and Western MedicineShanghai University of Traditional Chinese MedicineShanghai 201203China State Key Laboratory of Bioreactor Engineering East China University of Science and TechnologyShanghai 201203China

BACKGROUND Liver fibrosis is a formidable global medical challenge,with no effective clinical treatment currently *** granule(YHG)is a proprietary Chinese medicine comprising Scutellariae Radix and Lonicerae Japonicae *** is frequently used for upper respiratory tract infections,pharyngitis,as well as acute and chronic *** To investigate the potential of YHG in alleviating carbon tetrachloride(CCl4)-induced liver fibrosis in *** To induce a hepatic fibrosis model in mice,this study involved intraperitoneal injections of 2 mL/kg of CCl4 twice a week for 4 ***,liver fibrosis mice in the low dose of YHG(0.4 g/kg)and high dose of YHG(0.8 g/kg)groups were orally administered YHG once a day for 4 *** alanine/aspartate aminotransferase(ALT/AST)activity and liver hydroxyproline content were *** red and Masson's trichrome staining assay were *** polymerase chain reaction,western-blot and enzyme-linked immunosorbent assay were *** glutathione content,superoxide dismutase activity level,reactive oxygen species and protein carbonylation amount were *** The administration of YHG ameliorated hepatocellular injury in CCl4-treated mice,as reflected by decreased serum ALT/AST activity and improved liver histological *** also attenuated liver fibrosis,evident through reduced liver hydroxyproline content,improvements in Sirius red and Masson's trichrome staining,and lowered serum hyaluronic acid ***,YHG hindered the activation of hepatic stellate cells(HSCs)and ameliorated oxidative stress injury and inflammation in liver from CCl4-treated *** prompted the nuclear accumulation of nuclear factor erythroid 2-related factor 2(Nrf2)and upregulated the expression of Nrf2-dependent downstream antioxidant *** addition,YHG promoted mitochondrial biogenesis in liver from CCl4-treated mice,as demonstrated by increased liver adenosine triphosphate content,

关键词： Yinhuang granule Liver fibrosis Hepatic stellate cells Oxidative injury Nuclear factor erythroid 2-related factor 2 Inflammation

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马克思恩格斯国际比较方法及其当代价值

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理论视野 2024年第4期290卷 5-12页

作者：高地东北师范大学思想政治教育研究中心

马克思恩格斯在不同历史时期对世界各国的历史条件、经济基础、基本国情、阶级状况、革命前途等进行了深入比较分析,形成了关于国际比较的科学认识和系统观念。马克思恩格斯关于国际比较的重要论述内容丰富、内涵深刻,在理论上可以归纳... 详细信息

马克思恩格斯在不同历史时期对世界各国的历史条件、经济基础、基本国情、阶级状况、革命前途等进行了深入比较分析,形成了关于国际比较的科学认识和系统观念。马克思恩格斯关于国际比较的重要论述内容丰富、内涵深刻,在理论上可以归纳为通过国际比较来分析各国的共同点和不同点、分析把握国家社会一般发展规律、阐发重大事件的世界历史意义等,在实践上集中体现为处理好一般原理与各国实际的关系、处理好本国斗争与国际联合的关系、处理好阶级斗争与民族解放的关系等现实要求。全面深入地挖掘和把握马克思恩格斯国际比较方法的丰富内涵及其当代价值,有助于深刻把握马克思主义的科学世界观和方法论,对于正确认识中国特色与国际比较具有重要而又深远的意义。

关键词：马克思恩格斯国际比较

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Intravitreal injection of conbercept for diabetic macular edema complicated with diabetic nephropathy

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International Journal of Ophthalmology(English edition) 2024年第2期17卷 304-310页

作者： Yuan-Zhang Zhu Zhi-Zhi Dou Wen-Ying Wang Qing-Yue Ma Wen-Dan Yi Ning-Ning Yao Yi-Chong Liu Xiao-di gao Qian Zhang Wen-Juan Luo Department of Ophthalmology the Affiliated Hospital of Qingdao UniversityQingdao 266000Shandong ProvinceChina

AIM:To observe the therapeutic effect of conbercept on diabetic macular edema(DME)complicated with diabetic nephropathy(DN).METHODS:In this retrospective study,54 patients(54 eyes)that diagnosed as DME from January 2017 to October 2021 were *** patients were divided into two groups:DME patients with DN(25 eyes),and DME patients without DN(29 eyes).General conditions were collected before treatment,laboratory tests include fasting blood glucose,HbA1c,microalbumin/creatinine,serum *** coherence tomography(OCT)was used to check the ellipsoidal zone(EZ)and external limiting membrane(ELM)*** macular thickness(CMT),best corrected visual acuity(BCVA),and retinal hyperreflective foci(HF)as well as numbers of injections were ***:There were significant differences between fasting blood glucose,HbA1c,serum creatinine,urinary microalbumin/creatinine,and estimated glomerular filtration rate(eGFR)between the two groups(all P<0.05).EZ and ELM continuity in the DME+DN group was worse than that in the DME group(P<0.05).BCVA(logMAR)in the DME group was significantly better than that in the DME+DN group at the same time points during treatment(all P<0.05).CMT and HF values were significantly higher in the DME+DN group than that in the DME group at the all time points(all P<0.05)and significantly decreased in both groups with time during *** 6mo after treatment,the mean number of injections in the DME+DN and DME group was 4.84±0.94 and 3.79±0.86,***:Conbercept has a significant effect in short-term treatment of DME patients with or without DN,and can significantly ameliorate BCVA,CMT and the number of HF,treatment efficacy of DME patients without DN is better than that of DME patients with DN.

关键词： conbercept diabetic nephropathy diabetic macular edema optical coherence tomography

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中国式现代化对资本主义的现代性批判与超越

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南京社会科学 2024年第4期 1-10,35页

作者：余达淮高迪河海大学马克思主义学院南京211100 南京市社会科学院马克思主义中国化研究中心

资本主义文明在历史发展过程中衍生出自身无法克服的现代性痼疾,必然会面临高质量发展动力不足、协调性失序、包容性不够、环保性欠缺、互惠性不强等问题。中国共产党通过继承和发展马克思资本主义现代性批判理论,成功破解了资本主义社... 详细信息

资本主义文明在历史发展过程中衍生出自身无法克服的现代性痼疾,必然会面临高质量发展动力不足、协调性失序、包容性不够、环保性欠缺、互惠性不强等问题。中国共产党通过继承和发展马克思资本主义现代性批判理论,成功破解了资本主义社会的现代性困境,最终走出了一条以人民为中心、物质文明和精神文明协调发展、人与自然和谐共生、共同富裕、和平发展的现代性之路,为人类文明新形态贡献了东方智慧。

关键词：中国式现代化资本主义现代性批判全面超越

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实现中国式现代化的三重向度——基于人的现代化的考察

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河南大学学报(社会科学版) 2024年第4期064卷 1-5+152页

作者：高迪余达淮河海大学马克思主义学院

习近平总书记多次阐释中国式现代化发展的因素问题，并且创造性地提出了“中国式现代化的核心是人的现代化”。就内涵指向而言，现代化的本质是人的现代化，中国式现代化实现了对西方现代化以资本为内驱的超越；就现实转向而言，在遵循... 详细信息

习近平总书记多次阐释中国式现代化发展的因素问题，并且创造性地提出了“中国式现代化的核心是人的现代化”。就内涵指向而言，现代化的本质是人的现代化，中国式现代化实现了对西方现代化以资本为内驱的超越；就现实转向而言，在遵循社会发展规律的基础上发挥人的主观能动性，把握共时并存关系，彰显人的现代化深厚的发展价值；就实践导向而言，坚持以人为本，满足人民美好生活需要，坚持与时俱进，深化人的世界化发展，坚持共建共享，创造人类文明新形态，构建了人的现代化明确的实现路径。

关键词：人的现代化中国化时代化发展宗旨新境界

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以科技发展趋势引领人才培养的战略考量与教育策略

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中国高校社会科学 2024年第4期 47-54,157页

作者：高地张泽强东北师范大学思想政治教育研究中心长春130024

以科技发展趋势引领人才培养,是科技赋能教育高质量发展的题中之义。从战略上看,以科技发展趋势引领人才培养,是全面建成社会主义现代化强国的时代吁求,是推进人才集聚与科技创新相互支撑发展的重要历史经验,也是实现我国科技自立自强... 详细信息

以科技发展趋势引领人才培养,是科技赋能教育高质量发展的题中之义。从战略上看,以科技发展趋势引领人才培养,是全面建成社会主义现代化强国的时代吁求,是推进人才集聚与科技创新相互支撑发展的重要历史经验,也是实现我国科技自立自强、破解“卡脖子”难题的必然选择。从人才素质规格来看,以科技发展趋势引领人才培养,要求教育必须着力培养具有坚定政治立场、批判性思维、问题解决能力以及团结协作精神的新型人才。从行动策略来看,要坚定教育自信,树立价值自觉,搭建与科技创新的新型举国体制相适应、符合科技创新需求的人才培养体系。

关键词：科技发展人才需求战略考量素质规格教育策略

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热环境性能驱动的商务区形态多目标寻优方法——以武汉市为例

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铁道勘测与设计 2024年第4期 68-73,83页

作者：高迪中铁第四勘察设计院集团有限公司建筑院武汉430063

城市商务区的外部环境很大程度上影响该地区的吸引力,其形态设计方法上存在主观性和滞后性,对其形态和气候缺乏针对性的研究。本文的目的是采用参数化方法对城市热环境性能与城市形态设计进行寻优,验证该设计方法的有效性并通过寻优过... 详细信息

城市商务区的外部环境很大程度上影响该地区的吸引力,其形态设计方法上存在主观性和滞后性,对其形态和气候缺乏针对性的研究。本文的目的是采用参数化方法对城市热环境性能与城市形态设计进行寻优,验证该设计方法的有效性并通过寻优过程的趋势总结设计要点。首先,论文对武汉市商务区的形态进行抽象,构建了理想街区模型。其次,以热环境指标为目标,通过遗传算法对目标结果进行多目标寻优,得出室外空间热环境指标水平最好,又能相对保持最大土地开发强度的一组前沿解。最后,对算法寻优过程进行评价,对获得的前沿解进行验证和分析。研究证明了该方法的有效性,提取了寻优结果的规律.同时发现容积率是城市外部气候设计的关键控制要素.

关键词：城市设计商务区多目标寻优城市热环境

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