检索结果-南通市图书馆

企业争议事件应对方式对消费者品牌态度的影响研究

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

科学决策 2024年第7期 91-105页

作者：张洁梅杨慧慧河南大学商学院

争议事件的出现对企业来说是树立独特品牌身份的良机还是损害品牌资产,关键取决于企业对争议事件应对方式的选择。本研究基于消费者品牌认同理论,通过两个线上实验,探讨企业不同应对方式对消费者品牌态度影响的边界条件以及内在机制。... 详细信息

争议事件的出现对企业来说是树立独特品牌身份的良机还是损害品牌资产,关键取决于企业对争议事件应对方式的选择。本研究基于消费者品牌认同理论,通过两个线上实验,探讨企业不同应对方式对消费者品牌态度影响的边界条件以及内在机制。结果表明,与预期形象为市场驱动的企业相比,价值驱动的企业坚持立场比改变立场更能改善消费者的品牌态度;品牌勇气感知中介了企业应对方式与企业预期形象对消费者品牌态度的交互作用。本文的研究结论对丰富品牌管理理论以及企业争议管理实践有重要意义。

关键词：品牌勇气感知争议事件企业预期形象品牌态度

维普期刊数据库博看期刊

媒介场景理论视角下元宇宙书店的建构与发展策略

在线全文

学校读者我要写书评

暂无评论

长江师范学院学报 2024年第3期40卷 17-23页

作者：张洁梅秦维佳河南大学商学院河南开封475004

面对外部环境的急剧变化,实体书店经营面临危机。元宇宙是虚实融生技术的综合产物,为书店的转型升级提供了新思路。在对书店经营困境分析的基础上,从媒介场景理论视角出发,提出打造元宇宙书店这一全新场景。从人与人、人与环境、人与物... 详细信息

面对外部环境的急剧变化,实体书店经营面临危机。元宇宙是虚实融生技术的综合产物,为书店的转型升级提供了新思路。在对书店经营困境分析的基础上,从媒介场景理论视角出发,提出打造元宇宙书店这一全新场景。从人与人、人与环境、人与物的关系层面提出元宇宙书店构建的思路。元宇宙书店符合人们体验消费、视觉消费趋向,元宇宙技术带来沉浸式阅读体验,使书店超越时空界限,满足用户个性化阅读场景需求。最后,提出元宇宙书店新场景的发展策略,以期为未来元宇宙书店应用研究提供借鉴。

关键词：元宇宙书店媒介场景理论

维普期刊数据库博看期刊

Sttudy on intelligent spatial decision support system of agriculture

在线全文

学校读者我要写书评

暂无评论

哈尔滨工程大学学报 2006年第B7期27卷 607-611页

作者： zhang Rong-mei SUN jie-li Information Technology College Hebei University of Economics And Trades Shijiazhuang 050061 China

This paper studies how to apply GIS, ES, and Data mining and WEB technologies in agriculture Decision Support System, with the researching background of Hebei expert system for farming soil variable rate fertilization. A model of agriculture intelligent spatial decision support system is built and the key technologies to implement this system are described in details.

关键词：农业地理信息系统专家系统智能决策支持系统

Research on intelligent search-and-secure technology in accelerator hazardous areas based on machine vision

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Nuclear Science and Techniques 2024年第4期35卷 96-107页

作者： Ying-Lin Ma Yao Wang Hong-mei Shi Hui-jie zhang School of Traffic and Transportation Beijing Jiaotong UniversityBeijing 100044China School of Mechanical Electronic and Control EngineeringBeijing Jiaotong UniversityBeijing 100044China Institute of High Energy Physics Chinese Academy of SciencesBeijing 100049China

Prompt radiation emitted during accelerator operation poses a significant health risk,necessitating a thorough search and securing of hazardous areas prior to ***,manual sweep methods are ***,the limitations of manual sweeps have become increasingly evident with the implementation of large-scale *** leveraging advancements in machine vision technology,the automatic identification of stranded personnel in controlled areas through camera imagery presents a viable solution for efficient search and *** the criticality of personal safety for stranded individuals,search and security processes must be sufficiently *** ensure comprehensive coverage,180°camera groups were strategically positioned on both sides of the accelerator tunnel to eliminate blind spots within the monitoring *** YOLOV8 network model was modified to enable the detection of small targets,such as hands and feet,as well as larger targets formed by individuals near the ***,the system incorporates a pedestrian recognition model that detects human body parts,and an information fusion strategy is used to integrate the detected head,hands,and feet with the identified pedestrians as a cohesive *** strategy enhanced the capability of the model to identify pedestrians obstructed by equipment,resulting in a notable improvement in the recall ***,recall rates of 0.915 and 0.82were obtained for Datasets 1 and 2,*** there was a slight decrease in accuracy,it aligned with the intended purpose of the search-and-secure software *** tests conducted within an accelerator tunnel demonstrated the effectiveness of this approach in achieving reliable recognition outcomes.

关键词： Search and secure Machine vision Camera Human body parts recognition Particle accelerator Hazardous area

Fabrication and properties of lightweight zirconia with fine closed porosity

在线全文

学校读者我要写书评

暂无评论

Journal of Iron and Steel Research International 2024年第6期31卷 1449-1458页

作者： Yi-bo zhang Hua-zhi Gu Lv-ping Fu Ao Huang mei-je zhang The State Key Laboratory of Refractories and Metallurgy Wuhan University of Science and TechnologyWuhan 430081HubeiChina

Lightweight refractory materials with thermal insulation properties and erosion resistance are advantageous for hightemperature *** zirconia refractories were prepared using starch as a pore-forming agent,basic magnesium carbonate as a stabilizer,and nano-zirconia as an *** effects of the nano-zirconia content on the pore and thermal insulation properties of the lightweight zirconia refractories were investigated based on the porosity,phase composition,microstructure,and thermal ***-zirconia was shown to have a high surface energy,and its addition effectively increased the driving force for sintering,reduced the sintering temperature,and promoted the sintering reaction,thereby reducing the apparent porosity and improving the density of the prepared *** to the superplasticity of nano-zirconia,the surface stress caused plastic deformation between particles,which increased the migration rate of grain boundaries and trapped more gas inside the material before it diffused to the surface,thereby enhancing the closed porosity of the *** presence of closed pores could extend the thermal conduction path,decrease the conduction rate,and hinder the conduction effect to effectively reduce the thermal conductivity of the *** a nano-zirconia content of 0.75 wt.%,the prepared lightweight zirconia had the highest closed porosity and the lowest thermal *** apparent porosity,closed porosity,and total porosity of the material were 2.8%,7.0%,and 9.8%,respectively,and the thermal conductivity at 800℃was 1.37 W m^(-1)k^(-1).

关键词： Sintering Nano-zirconia Closed pore:Thermal conductivity Refractory material

High Solids-Content Nanosize Polymeric Microlatexes Made by Microemulsion Copolymerization at Ambient Temperature

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Wuhan University of Technology(Materials Science) 2004年第1期19卷 30-33,40页

作者：柯昌美 Wuhan University of Science and Technology

The microemulsion copolymerizations of acrylic acid (AA),acrylamide (AM),N-methylol acrylamide (NMA),methylmethacrylate (MMA),butyl acrylate (BA) and acrylonitrile (AN) initiated by the redox initiator ammonium persulfate (APS) and N,N,N′,N′-tetramethylethylenediamine (TMEDA) at ambient temperature were *** this process high solids-content (44.0 wt%) and small (less than 50 nm) particle diameter copolymer latexes were *** effects of surfactants,the mechanical stabilities and application properties as an environmentally friendly self-crosslinking pigment printing binder with multifunctional groups were studied.

关键词： microemulsion nanoparticle high solids-content binder

Method for detector description conversion from DD4hep to Filmbox

在线全文

学校读者我要写书评

暂无评论

Nuclear Science and Techniques 2024年第9期35卷 115-126页

作者： Zhao-Yang Yuan Tian-Zi Song Yu-jie Zeng Kai-Xuan Huang Yu-mei zhang Zheng-Yun You School of Physics Sun Yat-sen UniversityGuangzhou 510275China Sino-French Institute of Nuclear Engineering and Technology Sun Yat-sen UniversityZhuhai 519082China

DD4hep serves as a generic detector description toolkit recommended for offline software development in next-generation high-energy physics(HEP)***,Filmbox(FBX)stands out as a widely used 3D modeling file format within the 3D software *** this paper,we introduce a novel method that can automatically convert complex HEP detector geometries from DD4hep description into 3D models in the FBX *** feasibility of this method was dem-onstrated by its application to the DD4hep description of the Compact Linear Collider detector and several sub-detectors of the super Tau-Charm facility and circular electron-positron collider *** automatic DD4hep–FBX detector conversion interface provides convenience for further development of applications,such as detector design,simulation,visualization,data monitoring,and outreach,in HEP experiments.

关键词： Detector description DD4hep FBX Geometry Offline software

In Situ Polymer Gel Electrolyte in Boosting Scalable Fibre Lithium Battery Applications

在线全文

学校读者我要写书评

暂无评论

Nano-Micro Letters 2024年第11期16卷 170-173页

作者： jie Luo Qichong zhang Key Laboratory of Multifunctional Nanomaterials and Smart Systems Chinese Academy of SciencesSuzhou Institute of Nano-Tech and Nano-Bionics398 Ruoshui RoadSuzhou 215123People’s Republic of China

The poor interfacial stability not only deteriorates fibre lithium-ion batteries(FLBs)performance but also impacts their scalable *** efficiently address these challenges,*** Peng team proposed a generalized channel structures strategy with optimized in situ polymerization technology in their recent *** resultant FLBs can be woven into different-sized powering textiles,providing a high energy density output of 128 Wh kg^(-1) and simultaneously demonstrating good durability even under harsh *** a promising strategy expands the horizon in developing FLB with particular polymer gel electrolytes,and significantly ever-deepening understanding of the scaled wearable energy textile system toward a sustainable future.

关键词： High-performance fibre lithium batteries Gel electrolytes Channel structures Stable interface Scalable application

Reversible Mn^(2+)/Mn^(4+)double-electron redox in P3-type layer-structured sodium-ion cathode

在线全文

学校读者我要写书评

暂无评论

Journal of Energy Chemistry 2024年第2期89卷 79-88,I0004页

作者： jie Zeng Jian Bao Ya zhang Xun-Lu Li Cui Ma Rui-jie Luo Chong-Yu Du Xuan Xu Zhe mei Zhe Qian Yong-Ning Zhou Department of Materials Science Fudan UniversityShanghai 200433China Shanghai Xuanyi New Energy Development Co. LtdShanghai 201800China Global Institute of Future Technology Shanghai Jiao Tong UniversityShanghai 200240China

The balance between cationic redox and oxygen redox in layer-structured cathode materials is an important issue for sodium batteries to obtain high energy density and considerable cycle *** redox can contribute extra capacity to increase energy density,but results in lattice instability and capacity fading caused by lattice oxygen gliding and oxygen *** this work,reversible Mn^(2+)/Mn^(4+)redox is realized in a P3-Na_(0.65)Li_(0.2)Co_(0.05)Mn_(0.75)O_(2)cathode material with high specific capacity and structure stability via Co *** contribution of oxygen redox is suppressed significantly by reversible Mn^(2+)/Mn^(4+)redox without sacrificing capacity,thus reducing lattice oxygen release and improving the structure *** X-ray techniques reveal that P3 phase is well maintained in a wide voltage window of 1.5-4.5 V ***^(+)/Na even at 10 C and after long-term *** is disclosed that charge compensation from Co/Mn-ions contributes to the voltage region below 4.2 V and O-ions contribute to the whole voltage *** synergistic contributions of Mn^(2+)/Mn^(4+),Co^(2+)/Co^(3+),and O^(2-)/(O_n)^(2-)redox in P3-Na_(0.65)Li_(0.2)Co_(0.05)Mn_(0.75)O_(2)lead to a high reversible capacity of 215.0 m A h g^(-1)at 0.1 C with considerable cycle *** strategy opens up new opportunities for the design of high capacity cathode materials for rechargeable batteries.

关键词： Sodium batteries Cathode materials Layered structure Co substitution