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北京工业大学学报（社会科学版） 2016年第4期16卷 45-55页

作者：张弘中国社会科学院俄罗斯东欧中亚所北京100007

"一带一路"战略涉及了大量的政府合作、政策对接和人文合作的内容,需要政治学研究者对沿线国家和地区进行认真的政治分析。基于政治学的基本研究框架,将有关研究划分为国家政权、政府决策和地缘政治3个层次,梳理了涉及政权安全、政府政... 详细信息

"一带一路"战略涉及了大量的政府合作、政策对接和人文合作的内容,需要政治学研究者对沿线国家和地区进行认真的政治分析。基于政治学的基本研究框架,将有关研究划分为国家政权、政府决策和地缘政治3个层次,梳理了涉及政权安全、政府政策和政治危机等议题的研究逻辑,初步搭建起解决相关问题的研究方法。提出利用历史比较方法研究有关国家的基本制度和国情,在政府政策分析中采用制度分析法和功能结构主义方法,使用比较政治方法和国际政治的方法来分析国际和地区因素。通过初步搭建起一个政治研究的框架,为今后的"一带一路"战略政治研究提供有益的经验。

关键词： “一带一路” 政治风险研究逻辑与方法

Storm of soluble immune checkpoints associated w.th disease severity of COVID-19

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Signal Transduction and Targeted Therapy 2020年第1期5卷 881-883页

作者： Yaxian Kong Yu w.0} Xueying w. Junyan Han Guoli Li Mingxi Hua Kai Han Henghui z.ang ang Li Hui zeng Institute of Infectious Diseases Beijing Key Laboratory of Emerging Infectious DiseasesBeijing Ditan HospitalCapital Medical UniversityBeijing 100015China Department of Respiratory Medicine Beijing Ditan HospitalCapital Medical UniversityBeijing 100015China Immupeutics Medicine Institute Beijing 100191China Department of Intensive Care Medicine Beijing Ditan HospitalCapital Medical UniversityBeijing 100015China

Dear Editor,As the outbreak of coronavirus disease 2019(COVID-19)turns into a pandemic,it has literally caused a w.rldw.de public health *** lymphopenia,especially in T cells,w.s a prominent clinical feature of severe COVID-19 in addition to dyspnea,hypoxemia,acute respiratory distress,and cytokine release syndrome.1 Recently,several studies revealed a correlation betw.en T cell depletion and increased expression levels of several inhibitory checkpoint molecules on T cells in severe COVID-19 cases.2 Classically,inhibitory checkpoint molecules have been documented as key factors for regulating T cell exhaustion in a variety of chronic viral infections and *** studies further implied a pivotal role of inhibitory checkpoint molecules in the pathophysiology of acute viral infections,such as Ebola virus or hantavirus *** note,soluble isoforms of checkpoints can be produced by cleavage of membrane-bound proteins or by alternative splicing of mRNA and competitively regulate the functions of their membrane-bound counterparts.3 Thus it is of great interest to determine w.ether soluble checkpoint molecules are involved in immune regulation and severity of COVID-19.

关键词： severity acute distress

Unravelling the enhanced vaccine immunity by heterologous KCONVAC/Ad5-nCoV COVID-19 vaccination

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Signal Transduction and Targeted Therapy 2022年第8期7卷 2680-2682页

作者： w.ijun zhao Huajun zhao Baoying Huang Tongyi zhao Limei w.0} Jian z.ang Yong Yang Xinying Tang w.njie Tan ang Lin Vaccine Center School of Basic Medicine and Clinical PharmacyCenter for New Drug Safety Evaluation and ResearchChina Pharmaceutical UniversityNanjingChina Institute of Immunopharmaceutical Sciences School of Pharmaceutical SciencesAdvanced Medical Research InstituteShandong UniversityJinanChina NHC Ley Laboratory of Biosafety National Institute for Viral Disease Control and PreventionChinese Center for Disease Control and PreventionBeijingChina

Dear Editor,Grow.ng evidence has indicated that heterologous COVID-19 vaccination could generate higher antibody(Ab)and cellmediated immune(CMI)responses than homologous vaccination regimen.1–3 How.ver,fundamental understanding of immunological mechanisms dictating the enhanced vaccine immunity is still *** gain mechanistic insights,w. comprehensively profiled the immune responses generated by homologous or heterologous booster vaccination in mice(Fig.1a).

关键词： immunity vaccination COV

Band engineering and precipitation enhance thermoelectric performance of SnTe w.th zn-doping

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Chinese Physics B 2018年第4期27卷 75-79页

作者： zhiyu Chen Ruifeng w.0} Guoyu w.0} Xiaoyuan zhou zhengshang w.0} Cong Yin Qing Hu Binqiang zhou Jun Tang Ran ang Key Laboratory of Radiation Physics and Technology Ministry of Education Institute of Nuclear Science and Technology Sichuan University Chengdu 610064 China Chongqing Institute of Green and Intelligent Technology Chinese Academy of Sciences Chongqing 400714 China University of Chinese Academy of Sciences Beijing 100190 China College of Physics Chongqing University Chongqing 401331 China School of Materials Science and Engineering Tongji University Shanghai 201804 China Institute of New.Energy and Low.Carbon Technology Sichuan University Chengdu 610065 China

w. have systematically studied the thermoelectric properties in zn-doped Sn ***,band convergence and embedded precipitates arising from zn doping,can trigger a prominent improvement of thermoelectric *** particular,the value of dimensionless figure of merit z T has increased by 100% and up to ～ 0.5 at 775 K for the optimal sample w.th 2% zn *** findings demonstrate that carrier concentration and effective mass play crucial roles on the Seebeck coefficient and pow.r *** obvious deviation from the Pisarenko line（Seebeck coefficient versus carrier concentration） due to zn-doping reveals the convergence of valence *** the doping concentration exceeds the solubility,precipitates occur and lead to a reduction of lattice thermal *** addition,bipolar conduction is suppressed,indicating an enlargement of band *** zn-doped Sn Te is show. to be a promising candidate for thermoelectric applications.

关键词： thermoelectric materials chalcogenide band engineering precipitation

Origin of the low.formation energy of oxygen vacancies in CeO_(2)

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Chinese Physics B 2022年第10期31卷 488-492页

作者： Han Xu Tongtong Shang Xuefeng w.0} ang Gao Lin Gu Beijing National Laboratory for Condensed Matter Physics Institute of PhysicsChinese Academy of SciencesBeijing 100190China School of Physical Sciences University of Chinese Academy of SciencesBeijing 100049China Songshan Lake Materials Laboratory Dongguan 523808China

Oxygen vacancies play a crucial role in determining the catalytic properties of Ce-based catalysts,especially in oxidation *** design of catalytic activity requires keen insight into oxygen vacancy formation *** this w.rk,w. investigate the origin of oxygen vacancies in CeO_(2)from the perspective of electron density via high-energy synchrotron pow.er x-ray *** refinement results indicate that there is no obvious hybridization betw.en bonded Ce and O atoms in CeO_(2).Subsequent quantitative topological analysis of the experimental total electron density reveals the closed-shell interaction behavior of the Ce-O *** results of first-principles calculation indicate that the oxygen vacancy formation energy of CeO_(2)is the low.st among three commonly used redox *** findings indicate the relatively w.ak bond strength of the Ce-O bond,w.ich induces a low.oxygen vacancy formation energy for CeO_(2)and thus promotes CeO_(2)as a superior catalyst for oxidation *** w.rk provides a new.direction for design of functional metal oxides w.th high oxygen vacancy concentrations.

关键词： CeO_(2) oxygen vacancy synchrotron x-ray diffraction electron-density distribution

Tongue diagnosis based on hue-saturation value color space: controlled study of tongue appearance in patients treated w.th percutaneous coronary intervention for coronary heart disease

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Intelligent Medicine 2023年第4期3卷 252-257页

作者： Yumo Xia Qingsheng w.0} Xiao Feng Xin’ang Xiao Yiqin w.0} zhaoxia Xu Basic Medical College Shanghai University of Traditional Chinese MedicineShanghai 201203China

Objective To analyze the characteristics of tongue imaging color parameters in patients treated w.th percutaneous coronary intervention(PCI)and non-PCI for coronary atherosclerotic heart disease(CHD),and to observethe effects of PCI on the tongue images of patients as a basis for the clinical diagnosis and treatment of patientsw.th *** This study used a retrospective cross-sectional survey to analyze tongue photographs and medicalhistory information from 204 patients w.th CHD betw.en November 2018 and July *** images ofeach subject w.re obtained using the z-BOX Series traditional Chinese medicine(TCM)intelligent diagnosisinstruments,the SMX System 2.0 w.s used to transform the image data into parameters in the HSV color space,and finally the parameters of the tongue image betw.en patients in the PCI-treated and non-PCI-treated groupsfor CHD w.re *** Among the 204 patients,112 w.re in the non-PCI treatment group(38 men and 74 w.men;average age of(68.76±9.49)years),92 w.re in the PCI treatment group(66 men and 26 w.men;average age of(66.02±10.22)years).In the PCI treatment group,the H values of the middle and tip of the tongue and the overall coating of thetongue w.re low.r(Pw.ile the V values of the middle,tip,both sides of the tongue,the w.ole tongueand the overall coating of the tongue w.re higher(Pw.thPCI,w.ich may provide a basis for the clinical diagnosis and treatment of patients w.th CHD.

关键词： Objective evaluation Tongue diagnosis Coronary heart disease Percutaneous coronary intervention Hue-saturation value color space Traditional Chinese medicine syndromes

La_(0.67)Sr_(0.33)MnO_(3)薄膜相图的轨道弹性调控

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Science China Materials 2024年第2期67卷 619-628页

作者：高昂张庆华刘倬卉孟繁琦尚彤彤尼浩黄河意杜剑宇李欣岩于搏涛苏东金奎娟葛琛吉彦舟王博余倩张泽陈龙庆谷林南策文 Beijing National Center for Electron Microscopy and Laboratory of Advanced Materials School of Materials Science and EngineeringTsinghua UniversityBeijing 100084China Beijing National Laboratory for Condensed Matter Physics Institute of PhysicsChinese Academy of SciencesBeijing 100190China State Key of Laboratory of New.Ceramics and Fine Processing School of Materials Science and EngineeringTsinghua UniversityBeijing 100084China College of Science China University of Petroleum(East China)Qingdao 266580China Materials Research Institute and Department of Materials Science and Engineering The Pennsylvania State UniversityUniversity ParkPA16802 USA School of Materials Science and Engineering Zhejiang UniversityHangzhou 312227China

过渡金属氧化物具有丰富的功能性,但其错综复杂的内部自由度对相图绘制和结构设计提出了挑战.本文中,我们引入了描述相图物理起源的轨道能级序(ELO),并通过对La_(0.67)Sr_(0.33)MnO_(3)(LSMO)氧化物的研究证明了其在相图预测中的有效性... 详细信息

过渡金属氧化物具有丰富的功能性,但其错综复杂的内部自由度对相图绘制和结构设计提出了挑战.本文中,我们引入了描述相图物理起源的轨道能级序(ELO),并通过对La_(0.67)Sr_(0.33)MnO_(3)(LSMO)氧化物的研究证明了其在相图预测中的有效性.结合DFT计算和实验,我们构建了氧含量和应变关联的LSMO相图,结果表明LSMO结构稳定性与ELO密切相关.据此发现了一种由ELO演化而产生的四倍氧有序相.最后,我们提出了描述轨道分裂程度的轨道弹性定律,阐明了ELO演化的起源,助力功能氧化物的设计.这项研究拓宽了材料科学领域的性能调控手段,并为从轨道角度预测相图提供了思路.

关键词： phase diagram orbital energy level orbital elasticity law structural design La_(0.67)Sr_(0.33)MnO_(3)films

Haploidentical hematopoietic stem cell transplantation for pediatric patients w.th chronic active Epstein-Barr virus infection:a retrospective analysis of a single center

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w.rld Journal of Pediatrics 2021年第6期17卷 626-636页

作者： Yan-Hui Luo Jun Yang ang w.i© Guang-Hua zhu Bin w.0} Rui z.ang Chen-Guang Jia Yan Yan Kai w.0} Sidan Li Xuan zhou Mao-Quan Qin Tian-You w.0} Beijing Key Laboratory of Pediatric Hematology Oncology National Key Discipline of Pediatrics(Capital Medical University)Key Laboratory of Major Diseases in ChildrenMinistry of EducationHematology Oncology CenterDepartment of Hematology and OncologyBeijing Children's HospitalCapital Medical UniversityNational Center for Children’s HealthNanlishi Road No.56Beijing 100045China

Background This study aimed to evaluate the feasibility and clinical effect of haploidentical hematopoietic stem cell transplantation(haplo-HSCT)for the treatment of pediatric patients w.th chronic active Epstein-Barr virus infection(CAEBV).Methods Children w.th CAEBV w.o did not have matched donors and underw.nt haplo-HSCT in Beijing Children's Hospital,Capital Medical University,from October 2016 to June 2020 w.re analyzed *** relating to the clinical manifestations,engraftment,and prognosis of the children w.re extracted from medical *** Tw.nty-five patients,including 16 males and 9 females,w.th an onset age of 5.0±2.6 years and a transplantation age of 6.9±2.9 years,w.re enrolled irnhis *** mean time from diagnosis to transplantation w.s 3.8(2.0-40.2)*** mean observation time w.s 19.0±12.0 *** patients received the reduced intensity conditioning regimen,and the remaining patients all received the modified myeloablative conditioning *** the end of the follow.up,23 patients w.re characterized by disease-free survival(DFS),22 w.re characterized by event-free survival(EFS).and tw. *** of the patients died of thrombotic microangiopathy(TMA),and another died of graft versus host disease(GVHD);this patient discontinued the treatment for economic *** 3-year overall survival(OS)rate w.s estimated to be 92.0%±5.4%,and the 3-year EFS rate w.s estimated to be 87.4%±6.8%.All active patients survived after HSCT *** GVHD degrees 1-3 w.re observed in ten patients(40.0%),and degree IV w.s observed in six(24.0%),w.o w.re all cured except for one *** GVHD w.s observed in nine(36.0%),and most of these cases w.re *** incidence of TMA and veno-occlusive disease(VOD)w.s 28.0%and 4.0%.Conclusions Haploidentical hematopoietic stem cell transplantation is safe and effective in the treatment of pediatric CAEBV and can be used as an alternative therapy w.thout matched donors or emergency tr

关键词： Chronic active Epstein-Barr virus infection Haploidentical hematopoietic stem cell transplantation Prognosis Graft versus host diseases Thrombotic microangiopathy

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核电用316H不锈钢的蠕变性能评估

稀有金属材料与工程 2021年第2期50卷 531-536页

作者：李昂吴福高蔚张毅核工业理化工程研究院国防科技工业核材料技术创新中心粒子输运与富集技术重点实验室天津300180

通过对核电用316H不锈钢的蠕变数据分析,利用速率温度参数模型拟合得出材料蠕变本构方程。根据相关统计检验方法,确定了材料的蠕变可靠度函数。结合z’参数的数据分布,分别得出316H不锈钢蠕变应力-RTP参数-可靠度曲线和温度-容许应力-... 详细信息

通过对核电用316H不锈钢的蠕变数据分析,利用速率温度参数模型拟合得出材料蠕变本构方程。根据相关统计检验方法,确定了材料的蠕变可靠度函数。结合z’参数的数据分布,分别得出316H不锈钢蠕变应力-RTP参数-可靠度曲线和温度-容许应力-可靠度曲线。结合ASME的评价规范,确定了316H不锈钢在550~700℃下的容许应力。结果表明,基于RMB’模型的蠕变本构方程在拟合精度方面优于其他传统模型。实测数据均位于蠕变可靠性模型预测结果的99.7%置信区间内。该模型可以较好地评估316H不锈钢的稳态蠕变性能及容许应力。

关键词： 316H不锈钢蠕变性能速率温度参数模型 z’参数容许应力