检索结果-南通市图书馆

Application of Bionic Technology in Marine Cruise Equipment:Research Progress and Development Trends

Journal of Bionic Engineering 2024年第3期21卷 1117-1155页

作者： Kunhui Luo Lan Yan Zhiyi Zhu Zhongqiu wang Hongru wang Feng Jiang School of Electromechanical and Automation Huaqiao UniversityXiamen36102China National Local Joint Engineering Research Center for Intelligent Manufacturing Technology of Brittle Material Products Xiamen361021China Institute of Oceanographic Instrumentation Shandong Academy of SciencesQilu University of Technology(Shandong Academy of Sciences)Qingdao266100China Shandong Provincial Key Laboratory of Marine Monitoring Instrument Equipment Technology Qingdao266100China National Engineering and Technological Research Center of Marine Monitoring Equipment Qingdao266100China Institute of Manufacturing Engineering Huaqiao UniversityXiamen361021China

This article provides an overview of the application of bionic technology in marine cruising equipment,discussing its research progress and future development *** cruising is a crucial means of gaining insights into the marine environment and conducting scientific ***,conventional marine cruising equipment faces numerous challenges when dealing with complex and ever-changing marine *** technology,as a means of drawing inspiration from the structure and functions of living organisms,offers new approaches and methods to address the challenges faced by marine cruising equipment and has found widespread *** article primarily focuses on the applications and historical developments of bionic technology in propulsion methods,drag reduction,and surface *** summarizes the design principles,manufacturing techniques,and optimization methods for marine biomimetic cruising ***,this paper analyzes the achievements,challenges,and future directions of bionic technology in marine cruising *** application of bionic technology in marine cruising equipment holds vast potential for development,enabling us to better confront the challenges of marine exploration and research by drawing wisdom from nature and driving advancements in marine science.

关键词： Marine cruising equipment Bionic technology Propulsion methods Drag reduction Surface antifouling

来源：

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

Coexistence of multiuser entanglement distribution and classical light in optical fiber network with a semiconductor chip

引用

Chip 2024年第2期3卷 1-10页

作者： Xu Jing Cheng Qian xiaodong Zheng Hu Nian Chenquan wang Jie Tang xiaowen Gu Yuechan Kong Tangsheng Chen Yichen Liu Chong Sheng dong Jiang Bin Niu Liangliang Lu National Key Laboratory of Solid-State Microwave Devices and Circuits Nanjing Electronic Devices InstituteNanjing 210016China Key Laboratory of Optoelectronic Technology of Jiangsu Province School of Physical Science and TechnologyNanjing Normal UniversityNanjing 210023China National Laboratory of Solid-State Microstructures Nanjing UniversityNanjing 210093China Research Center for Quantum Optics and Quantum Communication School of ScienceQingdao University of TechnologyQingdao 266520China School of Internet Anhui UniversityHefei 230039China Hefei National Laboratory Hefei 230088China

Building communication links among multiple users in a scalable and robust way is a key objective in achieving large-scale quantum *** a realistic scenario,noise from the coexisting classical light is inevitable and can ultimately disrupt the *** previous significant fully connected multiuser entanglement distribution experiments are conducted using dark fiber links,and there is no explicit relation between the entanglement degradations induced by classical noise and its error ***,a semiconductor chip with a high figure-of-merit modal overlap is fabricated to directly generate broadband polarization *** monolithic source maintains the polarization entanglement fidelity of above 96%for 42 nm bandwidth,with a brightness of 1.2×10^(7)Hz mW^(−1).A continuously working quantum entanglement distribution are performed among three users coexisting with classical *** finite-key analysis,secure keys are established and images encryption are enabled as well as quantum secret sharing between *** work paves the way for practical multiparty quantum communication with integrated photonic architecture compatible with real-world fiber optical communication network.

关键词： Quantum key distribution Semiconductor chip Raman noise Image encryption

来源：

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

Comparative transcriptomic analysis reveals the molecular changes of acute pancreatitis in experimental models

引用

World Journal of Gastroenterology 2024年第14期30卷 2038-2058页

作者： Pan Zheng Xue-Yang Li xiao-Yu Yang Huan wang Ling Ding Cong He Jian-Hua Wan Hua-Jing Ke Nong-Hua Lu Nian-Shuang Li Yin Zhu Department of Gastroenterology Digestive Disease HospitalThe First Affiliated HospitalJiangxi Medical CollegeNanchang UniversityNanchang 330006Jiangxi ProvinceChina

BACKGROUND Acute pancreatitis(AP)encompasses a spectrum of pancreatic inflammatory conditions,ranging from mild inflammation to severe pancreatic necrosis and multisystem organ *** the challenges associated with obtaining human pancreatic samples,research on AP predominantly relies on animal *** this study,we aimed to elucidate the fundamental molecular mechanisms underlying AP using various AP *** To investigate the shared molecular changes underlying the development of AP across varying severity *** AP was induced in animal models through treatment with caerulein alone or in combination with lipopolysaccharide(LPS).Additionally,using Ptf1αto drive the specific expression of the hM3 promoter in pancreatic acinar cells transgenic C57BL/6J-hM3/Ptf1α(cre)mice were administered Clozapine N-oxide to induce ***,we conducted RNA sequencing of pancreatic tissues and validated the expression of significantly different genes using the Gene Expression Omnibus(GEO)*** Caerulein-induced AP showed severe inflammation and edema,which were exacerbated when combined with LPS and accompanied by partial pancreatic tissue *** with the control group,RNA sequencing analysis revealed 880 significantly differentially expressed genes in the caerulein model and 885 in the caerulein combined with the LPS *** Encyclopedia of Genes and Genomes enrichment analysis and Gene Set Enrichment Analysis indicated substantial enrichment of the TLR and NOD-like receptor signaling pathway,TLR signaling pathway,and NF-κB signaling pathway,alongside elevated levels of apoptosis-related pathways,such as apoptosis,P53 pathway,and phagosome *** significantly elevated genes in the TLR and NOD-like receptor signaling pathways,as well as in the apoptosis pathway,were validated through quantitative real-time PCR experiments in animal *** from the GEO database revealed that only MYD88 concurred in both mouse panc

关键词： Acute pancreatitis RNA-sequencing Experimental acute pancreatitis models Inflammatory Apoptosis TLR and NOD-like signaling pathways

来源：

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

Bridging molecular photosensitizer and catalyst on carbon nanotubes toward enhanced selectivity and durability for CO_(2)photoreduction

引用

Journal of Environmental Sciences 2024年第6期140卷 157-164页

作者： xiaofeng Cui Xueting wang Lijun Zhao Jixin wang Tingting Kong Yujie Xiong Anhui Engineering Research Center of Carbon Neutrality The Key Laboratory of Functional Molecular SolidsMinistry of EducationAnhui Laboratory of Molecular-Based MaterialsCollege of Chemistry and Materials ScienceAnhui Normal UniversityWuhu 241002China School of Chemistry and Chemical Engineering Anqing Normal UniversityAnqing 246011China School of Chemistry and Materials Science University of Science and Technology of ChinaHefei 230026China

Homogenous molecular photocatalysts for CO_(2)reduction,especially metal complex-based photosensitizer-catalyst assemblages,have been attracting extensive research interests due to their efficiency and ***,their low durability and recyclability limit practical *** this work,we immobilized the catalysts of metal terpyridyl complexes and the photosensitizer of[Ru(bpy)3]Cl2onto the surface of carbon nanotubes through covalent bonds and electrostatic interactions,respectively,transforming the homogeneous system into a heterogeneous *** characterizations prove that these metal complexes are well dispersed on CNTs with a high loading(ca.12 wt.%).Photocatalytic measurements reveal that catalytic activity is remarkably enhanced when the molecular catalysts are anchored,which is three times higher than that of homogeneous molecular ***,when the photosensitizer of[Ru(bpy)3]Cl2is immobilized,the side reaction of hydrogen evolution is completely suppressed and the selectivity for CO production reaches 100%,with its durability also significantly *** work provides an effective pathway for constructing heterogeneous photocatalysts based on rational assembly of efficient molecular photosensitizers and catalysts.

关键词： durability selectivity catalyst

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Efficient removal of Al(Ⅲ)and P507 from high concentration MgCl_(2)solution based on in-situ reaction strategy

引用

Transactions of Nonferrous Metals Society of China 2024年第9期34卷 3042-3053页

作者： Qiang wang Meng wang Zong-yu FENG Yong-qi ZHANG xiao-wei HUANG Xiang-xin XUE National Engineering Research Center for Rare Earth GRIREM Advanced Materials Co.Ltd.Beijing 100088China School of Metallurgy Northeastern UniversityShenyang 110819China General Research Institute for Nonferrous Metals Beijing 100088China GRIMAT Engineering Institute Co. Ltd.Beijing 101407China

For a highly efficient recycling of a wastewater containing a high concentration of MgCl_2,Al(Ⅲ)and P507 were scheduled to be removed in *** this study,the in-situ removal of Al(Ⅲ)and P507 from a high concentration MgCl_(2)solution at different pH values and Al/P molar ratios was *** results showed that P507 formed organic complexes of Al_x(OH)_y~(Z+)-P507 at pH of *** pH of 4.0-5.0,Al(Ⅲ)precipitated and transferred into Al(OH)_(3)with a flocculent amorphous *** sites on the Al(OH)_(3)surface enhanced the removal efficiency of *** pH of 6.0-6.5,Al(Ⅲ)and Mg(Ⅱ)formed layered crystalline Al(OH)_(3)and MgAl_2(OH)_(8with)small pore channels and fewer active sites,resulting in a reduced removal efficiency of *** the Al/P molar ratio exceeded 13 and the pH was between 4.0 and 5.0,the removal rates of both Al(Ⅲ)and P507 were higher than98%,while the concentration loss of Mg(Ⅱ)was only 0.2%-0.9%.

关键词： in-situ removal Al(III) P507 MgCl2 solution pH Al/P molar ratio

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

新疆乙肝传染病模型的动力学分析与模拟

引用

数学的实践与认识 2023年第2期53卷 284-289页

作者：王晓东王众魁王春霞王凯新疆医科大学医学工程技术学院新疆乌鲁木齐830017 天水农业学校甘肃天水741400

通过对乙肝传播机制的分析,利用动力学方法建立了一类具有媒介报道的乙肝传染病模型,得到了疾病传播的基本再生数R_(0),证明了当R_(0)1时,模型存在全局渐近稳定的地方病平衡点.最后结合已有数据进行了数值模拟,分析了新疆乙肝疾病的流... 详细信息

通过对乙肝传播机制的分析,利用动力学方法建立了一类具有媒介报道的乙肝传染病模型,得到了疾病传播的基本再生数R_(0),证明了当R_(0)1时,模型存在全局渐近稳定的地方病平衡点.最后结合已有数据进行了数值模拟,分析了新疆乙肝疾病的流行状况并给出了控制乙肝传播的可行性建议.

关键词：媒介乙肝传染病模型基本再生数

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Systematic identification of wheat spike developmental regulators by integrated multiomics, transcriptional network, GWAS, and genetic analyses

引用

Molecular Plant 2024年第3期17卷 438-459页

作者： Xuelei Lin Yongxin Xu dongzhi wang Yiman Yang xiaoyu Zhang xiaomin Bie Lixuan Gui Zhongxu Chen Yiliang Ding Long Mao Xueyong Zhang Fei Lu Xiansheng Zhang Cristobal Uauyo Xiangdong Fu Jun xiao Key Laboratory of Plant Cell and Chromosome Engineering Institute of Genetics and Developmental BiologyChinese Academy of SciencesBeijing 100101China University of Chinese Academy of Sciences Beijing 100049China Nanjing Agricultural University NanjingJiangsu 210095China Key Laboratory of Crop Biology College of Life SciencesShandong Agricultural UniversityTaianShandong 271018China Department of Life Science Tcuni Inc.ChengduSichuan 610000China John Innes Centre Norwich Research ParkNorwich NR47UHUK Institute of Crop Sciences Chinese Academy of Agricultural SciencesBeijing 100081China CAS-JIC Centre of Excellence for Plant and Microbial Science(CEPAMS) Institute of Genetics and Developmental BiologyCASBeijing 100101China

The spike architecture of wheat plays a crucial role in determining grain number,making it a key trait for optimization in wheat breeding *** this study,we used a multi-omic approach to analyze the transcriptome and epigenome profiles of the young spike at eight developmental stages,revealing co-ordinated changes in chromatin accessibility and H3K27me3 abundance during the flowering *** constructed a core transcriptional regulatory network(TRN)that drives wheat spike formation and experimentally validated a multi-layer regulatorymodule involving TaSPL15,TaAGLG1,and *** integrating the TRN with genome-wide association studies,we identified 227 transcription factors,including 42 with known functions and 185 with unknown *** investigation of 61 novel transcription factors using multiple homozygous mutant lines revealed 36 transcription factors that regulate spike architecture or flowering time,such as TaMYC2-A1,TaMYB30-A1,and *** particular interest,TaMYB30-A1,downstream of and repressed by WFzP,was found to regulate fertile spikelet ***,the excellent haplotype of TaMYB30-A1,which contains a C allele at the WFzP binding site,was enriched during wheat breeding improvement in China,leading to improved agronomic ***,we constructed a free and open access Wheat Spike Multi-Omic Database(http://39.***.48.156:8800/#/).Our study identifies novel and high-confidence regulators and offers an effective strategy for dissecting the genetic basis of wheat spike development,with practical value forwheat breeding.

关键词： wheat spike development epigenome TRN TaMYB30-A1 breeding selection

来源：

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

Scene text recognition via dual character counting-aware visual and semantic modeling network

引用

Science China(Information Sciences) 2024年第3期67卷 313-314页

作者： Ke xiao Anna ZHU Brian Kenji IWANA Cheng-Lin LIU School of Computer Science and Artificial Intelligence Wuhan University of Technology Human Interface Laboratory Kyushu University State Key Laboratory of Multimodal Artificial Intelligence Systems Institute of AutomationChinese Academy of Sciences School of Artificial Intelligence University of Chinese Academy of Sciences

Scene text recognition(STR) is drawing increasing attention nowadays due to its wide application in real life. Character counting information, as auxiliary information, has been shown to be effective in boosting text ... 详细信息

关键词： Decoding

来源：

同方期刊数据库评论

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

An approach for formation design and flight performance prediction based on aerodynamic formation unit:Energy-saving considerations

引用

Chinese Journal of Aeronautics 2024年第3期37卷 77-91页

作者： Nanxuan QIAO Tielin MA Xiangsheng wang Jie wang Jingcheng FU Pu XUE School of Aeronautic Science and Engineering Beihang UniversityBeijing 100191China Institute of Unmanned System Beihang UniversityBeijing 100191China Key Laboratory of Advanced Technology of Intelligent Unmanned Flight System Ministry of Industry and Information TechnologyBeijing 100191China School of Transportation Science and Engineering Beihang UniversityBeijing 102206China Beijing Institute of Space Long March Vehicle Beijing 100076China

The performance improvement of swarm drones through aerodynamic shape optimization may be challenging due to folded size constraints imposed by the specific launch ***,fixed-wing aircraft swarms can benefit from formation flight in terms of energy *** study introduces the concept of the"aerodynamic formation unit",which consists of two or three aircraft that form an inseparable unit of the *** the Unmanned Aerial Vehicle(UAV)distribution and wingtip vortex interference in the formation,two typical aerodynamic formation units are optimized by the variable-fidelity aerodynamic optimization method based on space *** aerodynamic characteristics of the formation UAVs that affect flight performance,such as lift-to-drag ratio(L/D ratio)and static stability are analyzed by Computational Fluid Dynamics(CFD)*** L/D ratio(cruising condition)of the following aircraft can be increased by 22.8%and 57.5%in the optimal units that involve two and three aircraft ***,this study conducts several CFD simulations for multi-aircraft formations formed by the units,which show that the average L/D ratio of the formation can be improved by more than 19%.These results verify the feasibility and effectiveness of the"aerodynamic formation unit"concept and the optimization framework for formation parameters.

关键词： Formation flight CFD Aerodynamic formation unit Wingtip vortices Foldable tandem-wing aircraft

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Functional Optical Fiber Sensors Detecting Imperceptible Physical/Chemical Changes for Smart Batteries

引用

Nano-Micro Letters 2024年第8期16卷 268-308页

作者： Yiding Li Li wang Youzhi Song Wenwei wang Cheng Lin Xiangming He Institute of Nuclear and New Energy Technology Tsinghua UniversityBeijing 100084People’s Republic of China National Engineering Research Center of Electric Vehicles Beijing Institute of Technology(BIT)Beijing 100081People’s Republic of China Shenzhen Automotive Research Institute of BIT(Shenzhen Research Institute of National Engineering Research Center of Electric Vehicles) Shenzhen 518118People’s Republic of China

The battery technology progress has been a contradictory process in which performance improvement and hidden risks *** the battery is still a“black box”,thus requiring a deep understanding of its internal *** battery should“sense its internal physical/chemical conditions”,which puts strict requirements on embedded sensing *** paper summarizes the application of advanced optical fiber sensors in lithium-ion batteries and energy storage technologies that may be mass deployed,focuses on the insights of advanced optical fiber sensors into the processes of one-dimensional nano-micro-level battery material structural phase transition,electrolyte degradation,electrode-electrolyte interface dynamics to three-dimensional macro-safety *** paper contributes to understanding how to use optical fiber sensors to achieve“real”and“embedded”*** the inherent advantages of the advanced optical fiber sensor,it helps clarify the battery internal state and reaction mechanism,aiding in the establishment of more detailed *** advancements can promote the development of smart batteries,with significant importance lying in essentially promoting the improvement of system ***,with the help of smart batteries in the future,the importance of consistency can be weakened or even *** application of advanced optical fiber sensors helps comprehensively improve the battery quality,reliability,and life.

关键词： Smart battery Advanced embedded optical fiber sensor Battery internal physical/chemical state Quality-reliability-life characteristic

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：