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Defects‑Rich Heterostructures Trigger Strong Polarization Coupling in Sulfides/Carbon Composites with Robust Electromagnetic Wave Absorption

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Nano-Micro Letters 2025年第1期17卷 528-547页

作者： Jiaolong liu Siyu Zhang Dan Qu Xuejiao Zhou Moxuan Yin Chenxuan Wang Xuelin Zhang Sichen li Peijun Zhang Yuqi Zhou Kai Tao Mengyang li Bing wei Hongjing Wu Mengyang li Bing wei Hongjing Wu School of Physics Xidian UniversityXi’an 710071People’s Republic of China School of Advanced Materials and Nanotechnology State Key Discipline Laboratory of Wide Band Gap Semiconductor TechnologyXidian UniversityXi’an 710071People’s Republic of China School of Microelectronics Xidian UniversityXi’an 710071People’s Republic of China School of Telecommunication Engineering Xidian UniversityXi’an 710071People’s Republic of China MOE Key Laboratory of Material Physics and Chemistry Under Extraordinary School of Physical Science and TechnologyNorthwestern Polytechnical UniversityXi’an 710072People’s Republic of China The Ministry of Education Key Laboratory of Micro and Nano Systems forAerospace School of Mechanical EngineeringNorthwestern PolytechnicalUniversityXi’an 710072People’s Republic of China

Defects-rich heterointerfaces integrated with adjustable crystalline phases and atom vacancies,as well as veiled dielectric-responsive character,are instrumental in electromagnetic *** methods,however,constrain their delicate ***,an innovative alternative is proposed:carrageenan-assistant cations-regulated(CACR)strategy,which induces a series of sulfides nanoparticles rooted in situ on the surface of carbon *** unique configuration originates from strategic vacancy formation energy of sulfides and strong sulfides-carbon support interaction,benefiting the delicate construction of defects-rich heterostructures in M_(x)S_(y)/carbon composites(M-CAs).Impressively,these generated sulfur vacancies are firstly found to strengthen electron accumulation/consumption ability at heterointerfaces and,simultaneously,induct local asymmetry of electronic structure to evoke large dipole moment,ultimately leading to polarization coupling,i.e.,defect-type interfacial ***“Janus effect”(Janus effect means versatility,as in the Greek two-headed Janus)of interfacial sulfur vacancies is intuitively confirmed by both theoretical and experimental investigations for the first ***,the sulfur vacancies-rich heterostructured Co/Ni-CAs displays broad absorption bandwidth of 6.76 GHz at only 1.8 mm,compared to sulfur vacancies-free CAs without any dielectric *** defects-rich heterostructures,this one-pot CACR strategy may steer the design and development of advanced nanomaterials,boosting functionality across diverse application domains beyond electromagnetic response.

关键词： Defects-rich heterointerfaces Sulfides Polarization coupling Electromagnetic wave absorption

Effect of Bi/Si Ratio of BiBSi Glass on Its Structure, Properties and Laser Sealing Shear Strength for Vacuum Glazing

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Journal of Wuhan University of Technology(Materials Science) 2025年第1期40卷 13-24页

作者： liU wei JIAO Jinxu LUO Dusha ZHOU Junjie SHI lifen WANG weiwei li Changqing WANG Peng XIONG Dehua li Hong State Key Laboratory of Silicate Materials for Architectures Wuhan University of TechnologyWuhan 430070China Silica-Based Materials Laboratory of Anhui Province CNBM Research Institute for Advanced Glass Materials Group Co.LtdBengbu 233018China State Key Laboratory of Advanced Technology for Float Glass CNBM Research Institute for Advanced Glass Materials Group Co.LtdBengbu 233018China

The low-melting glass of Bi2O_(3)-B2O_(3)-SiO_(2)(BiBSi)system was used for the first time for laser sealing of vacuum *** the condition of constant boron content,how the structure and properties vary with Bi/Si ratio in low-melting glass was *** addition,the relationships between laser power,low-melting glass solder with different Bi/Si ratios and laser sealing shear strength were *** results show that a decrease in the Bi/Si ratio can cause a contraction of the glass network of the low-melting glass,leading to an increase of its characteristic temperature and a decrease of its coefficient of thermal *** laser sealing,the copper ions in the low-melting glass play an endothermic role.A change in the Bi/Si ratio will affect the valence state transition of the copper ions in the low-melting *** absorbance of the low-melting glass does not follow the expected correlation with the Bi/Si ratio,but shows a linear correlation with the content of divalent copper *** greater the concentration of divalent copper ions,the greater the absorbance of the low-melting glass,and the lower the laser power required for laser *** shear strength of the low melting glass solder after laser sealing was tested,and it was found that the maximum shear strength of Z1 glass sample was the highest up to 2.67 MPa.

关键词： Bi2O_(3)-B2O_(3)-SiO_(2)(BiBSi) Bi/Si ratio low-melting glass laser sealing vacuum glazing

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梯形模糊互反判断矩阵的一致性及修正

控制与决策 2014年第12期29卷 2207-2211页

作者：吕智颖黄天民郑理伟梁学章西南交通大学数学学院成都610031 齐齐哈尔大学理学院齐齐哈尔161006 成都信息工程学院应用数学学院成都610225 吉林大学数学学院长春130012

研究具有严格偏好关系的梯形模糊互反判断矩阵满意一致性的判定及其修正方法.首先,将梯形模糊互反判断矩阵转化为判断矩阵和排列矩阵;然后,根据梯形模糊互反判断矩阵的排列矩阵来判定是否具有满意一致性;基于梯形模糊数的类质心,给出将... 详细信息

研究具有严格偏好关系的梯形模糊互反判断矩阵满意一致性的判定及其修正方法.首先,将梯形模糊互反判断矩阵转化为判断矩阵和排列矩阵;然后,根据梯形模糊互反判断矩阵的排列矩阵来判定是否具有满意一致性;基于梯形模糊数的类质心,给出将排列矩阵转化成上三角矩阵的方法,从而实现方案的排序;最后,通过项目评估问题验证了所提出方法的实用性.

关键词：梯形模糊数互反判断矩阵排列矩阵满意一致性类质心风险投资

基于GitHub数据的安全性需求用户故事生成

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计算机工程与设计 2022年第6期43卷 1628-1636页

作者：张晓妘郑丽伟北京信息科技大学计算机学院北京100101

在开发类社交平台上针对特定软件项目的讨论中往往蕴含着许多潜在的软件需求,针对GitHub中的Issues模块数据尝试对其进行安全性需求挖掘。通过抓取特定软件项目Issues中带有安全相关标签的讨论数据形成初选数据集,借助实体识别方法对句... 详细信息

在开发类社交平台上针对特定软件项目的讨论中往往蕴含着许多潜在的软件需求,针对GitHub中的Issues模块数据尝试对其进行安全性需求挖掘。通过抓取特定软件项目Issues中带有安全相关标签的讨论数据形成初选数据集,借助实体识别方法对句子中包含的连接实体进行识别,提取出用户需求,提出一种CreUS用户故事生成方法,将提取到的用户需求以用户故事的形式表示出来。实验结果表明,该方法生成的用户故事集可以有效支持项目开发,对于需求发现起到重要的辅助作用。

关键词：需求工程安全需求用户故事代码托管平台议题

Synergistic promotion strategy of “dual-site” and “dual-path” to enhance the C–C coupling between CO2 and HCHO driven by photoelectrocatalysis

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Journal of Energy Chemistry 2025年第1期100卷 39-49页

作者： Hongqiang Yang Jianfeng zheng Guoyu Wang Yifei Gao Yatao Yang Jia li Xiaojin Han Yan Cui Zhanggen Huang National Key Laboratory of High Efficiency and Low Carbon Utilization of Coal Institute of Coal Chemistry Chinese Academy of Science University of Chinese Academy of Science Shenyang University of Chemical Technology

Photoelectrocatalytic coupling CO2and volatile organic compounds （VOCs） is a promising green strategy for the synergistic conversion of the two carbon-containing resources to *** catalytic efficiency is always at the mercy of chemical inertness of CO2and the competitive hydrogen evolution of ***,a modified g-C3N4/ZnAl-LDH Z-scheme heterojunction catalyst with dual reaction site was rationally designed and precisely *** Faraday efficiency of ethanol reached 68.67%with a corresponding formation rate of 227.3μmol *** revealed by in-situ characterizations and density functional theory calculations,CO2and HCHO were absorbed at Zn site and N site,***,*CO generated from CO2and HCHO was converted to*CH3O and*CHO on the dual-active-site *** detailed reaction mechanism experiments indicated that C–C coupling only occurred between*CO and*CH3O in electrocatalysis *** from the“*CO+*CH3O”path,another“*CO+*CHO”coupling path was also detected in photoelectrocatalytic *** selectivity of ethanol was significantly enhanced due to the synthesis of dual-site catalyst and the dual-path coupling path between CO2and HCHO simultaneously driven by light and electricity.

关键词： Ethanol

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口腔转化医学

华西口腔医学杂志 2011年第3期29卷 334-337页

作者：郑黎薇王琪周学东口腔疾病研究国家重点实验室四川大学成都610041

随着科学技术手段的飞速发展,大量累计的基础科研成果迫切需要转化为临床应用,这催生了新的医学研究领域——转化医学。转化医学是指对实验所得的新型检测手段或治疗方法在人体上进行可行性地验证及转化,同时其含义涵盖了以病患需求为... 详细信息

随着科学技术手段的飞速发展,大量累计的基础科研成果迫切需要转化为临床应用,这催生了新的医学研究领域——转化医学。转化医学是指对实验所得的新型检测手段或治疗方法在人体上进行可行性地验证及转化,同时其含义涵盖了以病患需求为中心的人口研究,并探索怎样将研究结果有效地运用于公共卫生领域。转化医学是近年来最炙手可热的研究领域,实现转化医学对提高人群生存质量、更新重大疾病的研究思路与技术具有重要意义,然而转化医学研究的实施却面临了诸多困难。本文在此对转化医学的产生背景、概念、口腔转化医学研究现状、基本要素及面临的困难作一综述。

关键词：转化医学口腔医学口腔转化医学概念背景现状基本要素

基于菌群自适应觅食的公交调度建模仿真与优化

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系统仿真学报 2011年第6期23卷 1151-1155,1160页

作者：高政威庞哈利汪定伟东北大学信息科学与工程学院沈阳110004

提出了一种新型群体智能优化方法—菌群自适应搜索算法(Adaptive Bacterial Foraging Optimization,ABFO)。ABFO算法在细菌觅食算法(Bacterial Foraging Optimization,BFO)研究工作的基础上,将细菌的趋化行为,群体感应机制和自适应搜索... 详细信息

提出了一种新型群体智能优化方法—菌群自适应搜索算法(Adaptive Bacterial Foraging Optimization,ABFO)。ABFO算法在细菌觅食算法(Bacterial Foraging Optimization,BFO)研究工作的基础上,将细菌的趋化行为,群体感应机制和自适应搜索策略相集成,体现细菌个体通过信息交流与合作在群体层面表现出更高智能行为的特性。此外,ABFO算法的自适应策略动态地控制人工细菌的趋化步长,从而能够在运行时有效地平衡算法的探索和开发能力。然后,基于ABFO进行公交调度模型的求解,以便快速地集散交通流,实现站点、客流、车流的优化配置。仿真试验结果表明,与其它智能算法相比ABFO算法具有收敛速度快,寻优能力强和较强的鲁棒性等优越性能。

关键词： ABFO算法细菌趋化群体感应自适应搜索策略公交调度

基于OCSVM的配电通信网流量异常检测研究

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信息通信 2018年第10期31卷 97-98页

作者：郑浩楠华北电力大学北京102206

随着智能配电网的发展,其业务类型不断增加,网络接入方式更加复杂,智能终端广泛接入,其所面临的网络威胁也不断增加。当智能配电网通信网络遭受攻击时,会严重影响到电力系统的安全稳定。如何及时准确识别配电网通信系统中的异常流量,对... 详细信息

随着智能配电网的发展,其业务类型不断增加,网络接入方式更加复杂,智能终端广泛接入,其所面临的网络威胁也不断增加。当智能配电网通信网络遭受攻击时,会严重影响到电力系统的安全稳定。如何及时准确识别配电网通信系统中的异常流量,对配电网的安全有着重要的意义。根据配电网网络流量的特点,本文研究基于单类支持向量机(OCSVM)的配电网通信网流量异常检测方法。该方法可以有效检测异常的网络流量,提高配电通信网的安全防护水平。

关键词：智能配电网单类支持向量机网络流量异常检测

The cGAS-STING-interferon regulatory factor 7 pathway regulates neuroinflammation in Parkinson's disease

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Neural Regeneration Research 2025年第8期20卷 2361-2372页

作者： Shengyang Zhou Ting li wei Zhang Jian Wu Hui Hong wei Quan Xinyu Qiao Chun Cui Chenmeng Qiao weijiang Zhao Yanqin Shen Laboratory of Neurodegenerative and Neuroinjury Diseases Wuxi Medicine SchoolJiangnan UniversityWuxiJiangsu ProvinceChina

Interferon regulatory factor 7 plays a crucial role in the innate immune ***,whether interferon regulatory factor 7-mediated signaling contributes to Parkinson's disease remains *** we report that interferon regulatory factor 7 is markedly up-regulated in a 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine-induced mouse model of Parkinson's disease and co-localizes with microglial *** the selective cyclic guanosine monophosphate adenosine monophosphate synthase inhibitor RU.521 and the stimulator of interferon genes inhibitor H151 effectively suppressed interferon regulatory factor 7 activation in BV2 microglia exposed to 1-methyl-4-phenylpyridinium and inhibited transformation of mouse BV2 microglia into the neurotoxic M1 *** addition,si RNA-mediated knockdown of interferon regulatory factor 7 expression in BV2 microglia reduced the expression of inducible nitric oxide synthase,tumor necrosis factorα,CD16,CD32,and CD86 and increased the expression of the anti-inflammatory markers ARG1 and *** together,our findings indicate that the cyclic guanosine monophosphate adenosine monophosphate synthase-stimulator of interferon genes-interferon regulatory factor 7 pathway plays a crucial role in the pathogenesis of Parkinson's disease.

关键词： cyclic guanosine monophosphate adenosine monophosphate synthase H151 interferon regulatory factor 7 M1 phenotype neurodegenerative disease neuroinflammation Parkinson’s disease RU521 STING type I interferon