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Stepwise assembly to construct stable copper(I) cluster-based circularly polarized luminescent MOFs

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Science China Chemistry 2025年

作者： Jing-Wen Xie Meng-ting Wang Yan Jin Si Li jian-Hua Qin Shuang-Quan Zang Tomas C.W.Mak College of Chemistry Henan Key Laboratory of Crystalline Molecular Functional Materials Zhengzhou University College of Chemistry and Chemical Engineering Luoyang Normal University Department of Chemistry The Chinese University of Hong Kong

Circularly polarized luminescence （CPL） materials have been extensively studied in recent years owing to their widespread applications in 3D display,optical storage,optical anti-counterfeiting,and biological imaging,***（I） clusters have emerged as a promising candidate for CPL materials,driven by their cost-effectiveness,superior luminescent properties,precise structure,and low ***,the poor environmental stability of copper（I） clusters renders their synthesis and preservation challenging,thereby significantly impeding their ***,we have designed and synthesised a chiral double-coordinated ligand in order to construct copper（I） cluster nodes that can be further *** anticipated,by utilizing stepwise assembly strategy,a Cu4cluster node co-modified by chiral alkynyl ligands and triphenylphosphine was further assembled with Cd2+ions to obtain 2D layers structure,L/*** L/D-Cu4-Cd exhibits excellent stability and optical properties,including bright yellow emission,solvent-responsive luminescence,and CPL activity with a maximum glumup to 2.0×10-3,which shows potential applications in the WLED and *** interestingly,the material also exhibits deflection ability towards different wavelengths of linearly polarized light,showing certain potential in the preparation of circular polarizer.

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Deterministic quantum state and gate teleportation between distant superconducting chips

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Science Bulletin 2025年第3期70卷 351-358页

作者： Jiawei Qiu yang Liu Ling Hu Yukai Wu Jingjing Niu Libo Zhang Wenhui Huang Yuanzhen Chen jian Li Song Liu Youpeng Zhong Luming Duan Dapeng Yu Shenzhen Institute for Quantum Science and Engineering Southern University of Science and TechnologyShenzhen 518055China International Quantum Academy Shenzhen 518048China Guangdong Provincial Key Laboratory of Quantum Science and Engineering Southern University of Science and TechnologyShenzhen 518055China Center for Quantum Information Institute for Interdisciplinary Information SciencesTsinghua UniversityBeijing 100084China Department of Physics Southern University of Science and TechnologyShenzhen 518055China

Quantum teleportation is of both fundamental interest and great practical importance in quantum information *** date,quantum teleportation has been implemented in various physical systems,among which superconducting qubits are of particular practical significance as they emerge as a leading system to realize large-scale quantum ***,scaling up the number of superconducting qubits on a single chip becomes increasing challenging because of some emergent technical *** of quantum teleportation and remote computation over qubits on distant superconducting chips is a key quantum communication technology to scaling up the system through a distributed quantum computational ***,this goal has not been realized yet in experiments due to the technical challenges including making a quantum interconnect between distant superconducting chips and the inefficient transfer of flying microwave photons over the lossy *** we demonstrate deterministic teleportation of quantum states and entangling gates between distant superconducting chips connected by a 64-m-long cable bus featuring an ultralow loss of 0.32 dB/km at cryogenic temperatures,where high fidelity remote entanglement is generated via flying microwave *** work demonstrates a prime building block for distributed quantum computation with superconducting qubits,and opens up a new avenue for waveguide quantum electrodynamics and quantum photonics at microwave frequencies.

关键词： Superconducting circuits Quantum network Quantum computing Flying microwave photon

Nd@C3N4-photoredox/chlorine dual catalyzed synthesis and evaluation of antitumor activities of 4-alkylated sulfonyl ketimines

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Chinese Chemical Letters 2025年第2期36卷 412-416页

作者： Hong-Tao Ji Yu-Han Lu Yan-ting Liu Yu-Lin Huang jiang-Feng Tian Feng Liu Yan-Yan Zeng Hai-Yan yang Yong-Hong Zhang Wei-Min He Department of Ophthalmology The Affiliated Nanhua Hospital Hengyang Medical School University of South China School of Chemistry and Chemical Engineering University of South China Department of Lung Cancer and Gastroenterology Hunan Cancer Hospital The Affiliated Cancer Hospital of Xiangya School of Medicine Central South University

The first example of Nd@C3N4-photoredox/chlorine dual catalyzed alkylation with unactivated alkanes as the alkyl sources has been developed,which allows for the synthesis of various 4-alkylated cyclic sulfonyl *** this process,chlorine functions as both a redox and hydrogen atom transfer *** synergism of the reversible Nd2+/Nd3+and Clˉ/Cl˙redox pairs significantly enhances overall photocatalytic *** in vitro anticancer activity of 4-alkylated products was evaluated by using the CCK8assay against both human choroidal melanoma （MUM-2B） and lung cancer （A549） *** 3da showed approximately triple the potency of 5-fluorouracil.

关键词： Chlorine Dual catalysis Hydrogen atom transfer Redox catalyst Semiconductor

Mixed reality technology improves liver surgery in lower-volume medical center

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Hepatobiliary & Pancreatic Diseases International 2025年第1期24卷 117-118页

作者： Qi-Fu Yan Wei yang jian-Ming Ma Zhaxiyundan Yong-Zhi Chen Rui Tang General Surgery Department Lhasa People’s HospitalXizang Autonomous RegionLhasa 850000China Hepatopancreatobiliary Center Beijing Tsinghua Changgung HospitalKey Laboratory of Digital Intelligence Hepatology(Chinese Ministry of Education)School of Clinical MedicineTsinghua UniversityBeijing 102218China

To the Editor:We read with great interest the recent article by Balci et al.[1].In the study,the authors mentioned that their mixed reality(MR)technology has already successfully been applied in open and laparoscopic living donor hepatectomy and in complex laparoscopic liver *** such operations,the MR models of the liver are pulled out and superimposed onto the actual *** can verify the relationship between tumors and crucial areas in order to enhance margin clearance and R0 resection and reduce the risk of injuring major blood *** applying MR(including augmented reality)technology,blood vessels and tumor structures in the liver can be displayed during surgery,which permits precise navigation during complex surgical *** MR was used in surgical education,and most learners believed that 3D models were useful in planning safer surgical paths,reducing intraoperative complications and training of young surgeons[2].

关键词： surgery precise operations

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收缩楔腔内激波汇聚诱导点火实验

气体物理 2016年第1期1卷 25-30页

作者：杨剑挺朱雨建詹东文杨基明中国科学技术大学激波实验室安徽合肥230027

文章提出了一种采用圆柱形汇聚激波实现可燃气体点火特性研究的新方法.通过采用激波动力学理论合理地设计壁面型线,将激波管中产生的平面运动激波近乎连续地转变为扇形区内圆柱形汇聚激波.以氢氧预混气体为考察对象,开展了相关激波管实... 详细信息

文章提出了一种采用圆柱形汇聚激波实现可燃气体点火特性研究的新方法.通过采用激波动力学理论合理地设计壁面型线,将激波管中产生的平面运动激波近乎连续地转变为扇形区内圆柱形汇聚激波.以氢氧预混气体为考察对象,开展了相关激波管实验,实现了可控圆柱面激波汇聚诱导点火.实验发现两种点火现象:强点火和弱点火.在强点火过程中,点火由入射激波直接诱导产生;而在弱点火过程中,点火则是在波后气流经历热压缩过程后发生.

关键词：激波激波诱导点火火焰传播激波动力学

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电传飞行控制系统稳定裕度实时监控技术

飞行力学 2006年第3期24卷 70-73页

作者：王诚华杨挺健宋博性王万友中国飞行试验研究院飞机所陕西西安710089

介绍了电传飞行控制系统稳定裕度的实时监控技术,论述了该技术的应用方法和使用目的,给出了一种基于快速傅立叶变换算法的稳定裕度分析方法,指出了激励信号的选取原则,并对两种激励方案进行了比较,然后介绍了实时监控系统的组成,最后结... 详细信息

介绍了电传飞行控制系统稳定裕度的实时监控技术,论述了该技术的应用方法和使用目的,给出了一种基于快速傅立叶变换算法的稳定裕度分析方法,指出了激励信号的选取原则,并对两种激励方案进行了比较,然后介绍了实时监控系统的组成,最后结合该技术在某型飞机定型试飞中的应用,阐述了该系统在包线扩展试飞中的重要作用。

关键词：电传飞行控制系统稳定裕度实时监控

Photothermal MXene-embedded tannin-Eu^(3+)particles as in situ bacterial vaccines for accelerating healing of wounds infected by seawater immersion and providing persistent anti-infection effects

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Bio-Design and Manufacturing 2025年第1期8卷 116-133,I0045-I0050页

作者： Zhentao Li ting Song Yanpeng Jiao Zijing Zhu yang Liao Zonghua Liu Department of Materials Science and Engineering Jinan UniversityGuangzhou 510632China RESEARCH ARTICLE Department of Biomedical Engineering Jinan UniversityGuangzhou 510632China Department of Laboratory Medicine General Hospital of Southern Theatre Command of PLAGuangzhou 510010China

The low temperature,high salt content,and bacterial composition of a seawater environment can induce severe infections in open wounds,thus impeding wound *** date,numerous wound dressings have been developed for injuries and various antibacterial ***,ordinary antibacterial strategies could not provide long-term resistance to infections and could not promote wound ***,we proposed a strategy for enhancing resistance to seawater immersion wound infection by killing bacteria and delivering bacterial antigens in ***,MXene-embedded tannin-Eu^(3+)(M@TA-Eu)particles were constructed to effectively alleviate injuries infected through seawater immersion and persistently fight infection by forming in situ bacterial vaccines and immune *** the particle,the platform composed of TA and Eu3+exhibited provascularization and antigen presentation *** with near-infrared photothermal effect were introduced to kill the bacteria,promote the recruitment of antigen presentation cells,and ultimately enhance vaccination *** results showed that the particles not only effectively accelerated the healing of injuries by relieving wound inflammation and inhibiting bacteria but also produced a potent vaccination by forming in situ bacterial ***,the M@TA-Eu particles are novel materials for high-grade anti-infection dressing.

关键词： MXene Tannin Wound healing Anti-infection In situ vaccine

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白果蛋白过敏动物模型的试验研究

中国农业科学 2010年第17期43卷 3616-3623页

作者：杨剑婷吴彩娥李莹莹贾韶千范龚健潘红梅南京林业大学森林资源与环境学院

【目的】对白果蛋白致敏的小鼠模型进行研究,以明确白果蛋白是否具有致敏性。【方法】以Tris-HCl缓冲液为阴性对照、卵白蛋白为阳性对照,设置白果蛋白低剂量组和高剂量组,每隔7d经口灌胃致敏1次共3次,末次致敏7d后腹腔注射激发,致使小... 详细信息

【目的】对白果蛋白致敏的小鼠模型进行研究,以明确白果蛋白是否具有致敏性。【方法】以Tris-HCl缓冲液为阴性对照、卵白蛋白为阳性对照,设置白果蛋白低剂量组和高剂量组,每隔7d经口灌胃致敏1次共3次,末次致敏7d后腹腔注射激发,致使小鼠过敏。【结果】经白果蛋白及阳性对照激发后的小鼠血清产生高水平IgE及IgG抗体,体外激发小鼠致敏肥大细胞组胺释放率显著高于阴性对照,免疫期间血浆中组胺也显著升高,小鼠肠、肺、肝均见炎症病灶,高剂量处理及阳性对照的肾脏也呈炎症细胞浸润。【结论】该模型可用于研究白果蛋白致小鼠发生的IgE介导的Ⅰ型过敏反应。

关键词：白果蛋白过敏小鼠模型

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膀胱癌根治性切除术后患者性困扰的质性研究

护理学杂志 2025年第4期40卷 77-80,91页

作者：杨婷杨帆华中科技大学同济医学院附属同济医院护理部湖北武汉430030 华中科技大学同济医学院附属同济医院泌尿外科湖北武汉430030

目的探讨膀胱癌根治性切除术后患者性生活面临的困难和需求,为改善术后性生活质量提供参考。方法采用现象学研究方法,对15例膀胱癌根治性切除术后患者进行半结构式深度访谈,运用Colaizzi七步分析法提炼主题。结果共提炼出4个主题,14个... 详细信息

目的探讨膀胱癌根治性切除术后患者性生活面临的困难和需求,为改善术后性生活质量提供参考。方法采用现象学研究方法,对15例膀胱癌根治性切除术后患者进行半结构式深度访谈,运用Colaizzi七步分析法提炼主题。结果共提炼出4个主题,14个亚主题:性困扰症状明显(性功能障碍、性生活中断);负性情绪困境(自尊心和自信心降低、焦虑和抑郁、对性生活恐惧和回避);婚姻关系发生多重改变(亲密关系减少、沟通障碍、夫妻角色转变、伴侣的理解和支持);积极应对方式与性康复需求(主动寻求医疗帮助、尝试替代方式、心理调适、与伴侣共同面对、期待性康复专业指导)。结论膀胱癌根治性切除术后患者性生活面临多方面困扰,医护人员应重视患者的性健康需求,提供个体化的性康复指导和心理支持,改善患者性生活质量。

关键词：膀胱癌根治性膀胱切除术性功能障碍性生活性困扰负性情绪性康复质性研究