检索结果-南通市图书馆

Modulating low-frequency tribocatalytic performance through defects in uni-doped and bi-doped SrTiO_(3)

在线全文

学校读者我要写书评

暂无评论

Journal of Advanced Ceramics 2024年第8期13卷 1153-1163页

作者： Yjing Xu Yingzhi Meng Xu Xiang Qing tang Hongfang Zhang Lajun Liu ju Gao Bo Xu Renhong Liang Longlong Shu Yanmin Jia Wanping Chen School of Physical Science and Technology Suzhou University of Science and TechnologySuzhou 215009China College of Materials Science and Engineering Guilin University of TechnologyGuilin 541004China Key Laboratory of Advanced Electrode Materials for Novel Solar Cells for Petroleum and Chemical Industry of China Suzhou University of Science and TechnologySuzhou 215009China School of Science and Key Laboratory of Biomedical Functional Materials China Pharmaceutical UniversityNanjing 211198China School of Physics and Materials Science Guangzhou UniversityGuangzhou 510006China School of Physics and Materials Science Nanchang UniversityNanchang 330031China School of Physics and Information Technology Shaanxi Normal UniversityXi'an 710062China School of Physics and Technology Wuhan UniversityWuhan 430072China

Triboelectrification,a process that transforms mechanical energy into electrical energy through friction,holds promise for eco-friendly wastewater *** study delves into the enhancement of tribocatalytic dye degradation using SrTiO_(3),a material notable for its non-piezoelectric and centrosymmetric *** synthesis of uni-and bi-doped SrTiOs particles,achieved through a solid-state reaction at 100℃,results in a high-purity cubic perovskite *** with rhodium(Rh)and carbon(C)causes crystal lattice contraction,internal stress,and significant oxygen *** changes notably improve tribocatalytic efficiency under solar irradiation,with Rh-doped SrTiO_(3) demonstrating an impressive degradation rate of approximately 88% for Rhodamine B(RhB),along with reaction rate constants near 0.9 h^(-1) at 554 nm and a noticeable *** study highlights that defects introduced by doping are integral to this process,boosting catalytic activity through energy state modification and enhancing surface redox radical ***,these defects are instrumental in generating a flexoelectric field,which markedly influences the separation of electron-hole pairs under solar *** findings illuminate the complex interplay between material composition,defect states,and environmental conditions,paving the way for advanced strategies in environmental remediation through optimized tribocatalytic activity.

关键词： tribocatalysis SrTiO_(3)(STO) doping-induced defects blueshift flexoelectric field

Vulnerability and Conservation of Nearshore Cetaceans to Increasing Vessel Traffic:The Indo-Pacific Humpback Dolphin in the South China Sea

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 Ocean University of China 2024年第4期23卷 1003-1014页

作者： LUO Dingyu GUO Lang HUANG Nuoyan WANG Hongri ZENG Chen tang Xikai XU Zhuo WU Yuping sun Xian School of Marine Sciences Zhuhai Key Laboratory of Marine Bioresources and EnvironmentGuangdong Provincial Key Laboratory of Marine Resources and Coastal EngineeringPearl River Estuary Marine Ecosystem Research Sta-tionMinistry of EducationSun Yat-Sen UniversitySouthern Marine Science and Engineering Guangdong Labora-tory(Zhuhai)Zhuhai 519082China

A comprehensive risk assessment to evaluate the vulnerability of the nearshore cetaceans to increasing marine traffic is *** this study,the risk to Indo-Pacific humpback dolphins(Sousa chinensis)in the main habitats in China was assessed based on a semiquantitative spatial vulnerability analysis.85%of the(sub)population which overlapped with the lanes of ferries and/or cargo vessels,with exposure scores of 1.23±0.31(calculated based on the proportion of sea routes that overlap the dolphin’s range).A combination of high exposure to the sea routes and sensitivity to marine traffic would render the(sub)populations to be highly vulnerable(EPRE:5.21 and XM:4.47).A low frequency of vessels and an awareness of the ecology assures a low vulnerability(SH:2.43,EZ:2.73).Uncertainty scores were commonly lower for the higher vulnerable populations,and higher for the lower vulnerable populations,suggesting additional field data and more monitoring are *** years of field data have been used to analyze the influences of various types of marine traffic on humpback dolphin *** and non-fishing vessels were significantly different(χ^(2)=65.19,p<0.01).The humpback dolphins were attracted by fishing vessels(83.1%)but avoided non-fishing vessels(95.2%).We recommend a management with seasonal and geographical constraints,to balance economic development and environmental conservation.

关键词： Indo-Pacific humpback dolphin vessel impacts risk analysis protection strategy

A bacterial protein Rhp-PSP inhibits plant viral proliferation through endoribonuclease activity

在线全文

学校读者我要写书评

暂无评论

Journal of Integrative Agriculture 2024年第6期23卷 1967-1978页

作者： Lijie Chen Qianze Peng Xiaohua Du Weixing Zhang ju’e Cheng Shu’e sun Deyong Zhang Pin Su Yong Liu Longping Branch College of BiologyHunan UniversityChangsha 410082China State Key Laboratory of Hybrid Rice/Institute of Plant Protection Hunan Academy of Agricultural SciencesChangsha 410125China

Plant virus causes massive crop losses ***,there is currently no effective measure to control plant viral ***,we identify an antiviral protein Rhp-PSP,produced by the bacterial Rhodopseudomonas palustris strain *** this study,we discover that the antiviral activity of Rhp-PSP relies on its endoribonuclease *** the arginine(R)residue at position 129 onto alanine(A)abolishs its endoribonuclease activity on coat protein(CP)RNA of tobacco mosaic virus(TMV),consequentially,compromises the antiviral activity of *** investigation demonstrates that,the mutant Rhp-PSP^(R129A)is unable to form the homotrimer as the wild type,indicating the importance of quaternary junction for the endoribonuclease *** of Rhp-PSP in Nicotiana benthamiana significantly enhances the resistance against TMV of seedlings,while expression of Rhp-PSP^(R129A)did not,confirming that endoribonuclease activity is responsible for the antiviral activity of *** addition,foliar spray of Rhp-PSP solution on tomato and pepper plants significantly reduces the disease index of viral diseases,indicating that Rhp-PSP shows potential to develop antiviral agent in practice.

关键词： Rhodopseudomonas palustris Rhp-PSP tobacco mosaic virus endoribonuclease antiviral activity

Xuebijing improves intestinal microcirculation dysfunction in septic rats by regulating the VEGF-A/PI3K/Akt signaling pathway

在线全文

学校读者我要写书评

暂无评论

World Journal of Emergency Medicine 2024年第3期15卷 206-213页

作者： A-ling tang Yan Li Li-chao sun Xiao-yu Liu Nan Gao Sheng-tao Yan Guo-qiang Zhang Department of Emergency China-Japan Friendship HospitalBeijing 100029China Graduate School Beijing University of Chinese MedicineBeijing 100105China

BACKGROUND:This study aims to explore whether Xuebijing(XBJ) can improve intestinal microcirculation dysfunction in sepsis and its ***:A rat model of sepsis was established by cecal ligation and puncture(CLP).A total of 30 male SD rats were divided into four groups:sham group,CLP group,XBJ + axitinib group,and XBJ *** was intraperitoneally injected 2 h before *** data(blood pressure and heart rate) were *** intestinal microcirculation data of the rats were analyzed via microcirculation ***-linked immunosorbent assay(ELISA) kits were used to detect the serum levels of interleukin-6(IL-6),C-reactive protein(CRP),and tumor necrosis factor-α(TNF-α) in the *** analysis and transmission electron microscopy were used to analyze the injury of small intestinal microvascular endothelial cells and small intestinal mucosa in *** expression of vascular endothelial growth factor A(VEGF-A),phosphoinositide 3-kinase(PI3K),phosphorylated PI3K(p-PI3K),protein kinase B(Akt),and phosphorylated Akt(p-Akt) in the small intestine was analyzed via Western ***:XBJ improved intestinal microcirculation dysfunction in septic rats,alleviated the injury of small intestinal microvascular endothelial cells and small intestinal mucosa,and reduced the systemic inflammatory ***,XBJ upregulated the expression of VEGF-A,p-PI3K/total PI3K,and p-Akt/total Akt in the rat small ***:XBJ may improve intestinal microcirculation dysfunction in septic rats possibly through the VEGF-A/PI3K/Akt signaling pathway.

关键词： Sepsis Xuebijing Vascular endothelial growth factor A Microcirculation Rat Phosphoinositide 3-kinase Protein kinase B

Association between Mental Health Literacy and Workplace Well-Being of Chinese Grassroots Civil Servants:The Chain Mediating Effects of Regulatory Emotional Self-Efficacy and Resilience

在线全文

学校读者我要写书评

暂无评论

International Journal of Mental Health Promotion 2024年第7期26卷 559-568页

作者： Yi tang Yajun Zhao Zihan Jin Shengnan Wu Zhijun Zhang ju Zhou Ling Zhou Chongqing Academy of Governance Chongqing400041China School of Education and Psychology Southwest Minzu UniversityChengdu610041China School of Educational Sciences Chongqing Normal UniversityChongqing401331China Department of Psychology and Behavioral Sciences Zhejiang UniversityHangzhou310030China Nanping Experimental Primary School Chongqing400060China

This study aimed to investigate the relationship between mental health literacy(MHL)and workplace well-being(WWB)of Chinese grassroots civil servants,with regulatory emotional self-efﬁcacy(RESE)and resilience as mediating variables.A questionnaire survey was conducted among Chinese grassroots civil servants,with a valid sample size of 2673 after excluding missing values and conducting relevant data *** PROCESS was used to examine the relationship between MHL,RESE,resilience,and *** study found that MHL among grassroots civil servants was positively and signiﬁcantly correlated with WWB(r=0.73,p<0.01).RESE partially mediated the relationship between MHL and WWB(β=0.25,95%CI[0.22,0.28]).Resilience partially mediated the relationship between MHL and WWB(β=0.22,95%CI[0.19,0.26]).MHL had a positive effect on WWB through the chain mediating effect of RESE and resilience(β=0.05,95%CI[0.03,0.07]).There is a close relationship between MHL and WWB,where Chinese grassroots civil servants with higher levels of MHL can develop stronger RESE and resilience,leading to higher *** results of this study remind organizational institutions of Chinese grassroots civil servants that enhancing MHL,RESE,and resilience is an important pathway to promoting their WWB.

关键词： Mental health literacy workplace well-being regulatory emotional self-efﬁcacy resilience Chinese grassroots civil servants

TransCell:In Silico Characterization of Genomic Landscape and Cellular Responses by Deep Transfer Learning

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Genomics, Proteomics & Bioinformatics 2024年第2期22卷 157-170页

作者： Shan-ju Yeh Shreya Paithankar Ruoqiao Chen Jing Xing Mengying sun Ke Liu Jiayu Zhou Bin Chen Department of Pediatrics and Human Development Michigan State UniversityGrand RapidsMI 49503USA Department of Pharmacology and Toxicology Michigan State UniversityGrand RapidsMI 49503USA Department of Computer Science and Engineering Michigan State UniversityEast LansingMI 48824USA

Gene expression profiling of new or modified cell lines becomes routine today;however,obtaining comprehensive molecular characterization and cellular responses for a variety of cell lines,including those derived from underrepresented groups,is not trivial when resources are *** gene expression to predict other measurements has been actively explored;however,systematic investigation of its predictive power in various measurements has not been well ***,we evaluated commonly used machine learning methods and presented TransCell,a two-step deep transfer learning framework that utilized the knowledge derived from pan-cancer tumor samples to predict molecular features and *** these models,TransCell had the best performance in predicting metabolite,gene effect score(or genetic dependency),and drug sensitivity,and had comparable performance in predicting mutation,copy number variation,and protein ***,TransCell improved the performance by over 50%in drug sensitivity prediction and achieved a correlation of 0.7 in gene effect score ***,predicted drug sensitivities revealed potential repurposing candidates for new 100 pediatric cancer cell lines,and predicted gene effect scores reflected BRAF resistance in melanoma cell ***,we investigated the predictive power of gene expression in six molecular measurement types and developed a web portal(http://***/transcell/)that enables the prediction of 352,000 genomic and cellular response features solely from gene expression profiles.

关键词： Genomics Transcriptomics Cancer dependency Drug repurposing Transfer learning

Construction of Biological Experiment Curriculum System in the Context of Innovation and Entrepreneurship Education

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 Contemporary Educational Research 2024年第9期8卷 53-57页

作者： Li tang ju Zhang School of Life Science Beijing Institute of TechnologyBeijing 100081China

Innovation and entrepreneurship education is an important direction for the current reform of higher education and should be included in the professional talent training plan and the construction of the biological experiment curriculum *** measures include in-depth excavation of the connotation of biological experiment teaching courses from the perspective of talent training,building an innovation and entrepreneurship biological experiment curriculum system guided by the needs of social development,establishing a comprehensive and diversified platform for practice and innovation,and constructing a teaching team that integrates innovation and entrepreneurship education and professional education.

关键词： Innovation and entrepreneurship education Curriculum system Biological experiment

Surface-derived phosphate layer on NiFe-layered double hydroxide realizes stable seawater oxidation at the current density of 1 A·cm^(−2)

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Nano Research 2024年第7期17卷 5786-5794页

作者： Chaoxin Yang Zhengwei Cai Jie Liang Kai Dong Zixiao Li Hang sun Shengjun sun Dongdong Zheng Hui Zhang Yongsong Luo Yongchao Yao Yan Wang Yuchun Ren Qian Liu Luming Li Wei Chu Xuping sun Bo tang College of Chemistry Chemical Engineering and Materials ScienceShandong Normal UniversityJinan 250014China Institute of Fundamental and Frontier Sciences University of Electronic Science and Technology of ChinaChengdu 610054China Department of Science and Environmental Studies Faculty of Liberal Arts and Social Sciencethe Education University of Hong KongHong Kong 999077China Institute for Advanced Study Chengdu UniversityChengdu 610106China Laoshan Laboratory Qingdao 266237China

Seawater electrolysis,especially in coastlines,is widely considered as a sustainable way of making clean and high-purity H2 from renewable energy;however,the practical viability is challenged severely by the limited anode durability resulting from side reactions of chlorine ***,we report an effective Cl^(−) blocking barrier of NiFe-layer double hydroxide(NiFe-LDH)to harmful chlorine chemistry during alkaline seawater oxidation(ASO),a pre-formed surface-derived NiFe-phosphate(Pi)***,the PO_(4)^(3−)-enriched outer-layer is capable of physically and electrostatically inhibiting Cl−adsorption,which protects active Ni^(3+)sites during *** NiFe-LDH with the NiFe-Pi outer-layer(NiFe-LDH@NiFe-Pi)exhibits higher current densities(j)and lower overpotentials to afford 1 A·cm^(−2)(η1000 of 370 mV versusη1000 of 420 mV)than the NiFe-LDH in 1 M KOH+***,the NiFe-LDH@NiFe-Pi also demonstrates longer-term electrochemical durability than NiFe-LDH,attaining 100-h duration at the j of 1 A·cm^(−2).Additionally,the importance of surface-derived PO_(4)^(3−)-enriched outer-layer in protecting the active centers,γ-NiOOH,is explained by ex situ characterizations and in situ electrochemical spectroscopic studies.

关键词： seawater oxidation phosphate outer-layer layered double hydroxide electrostatic repulsion in situ Raman

Porous block copolymer films with self-adjustable optical transmittance and passive radiative cooling

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Nano Research 2024年第9期17卷 8472-8478页

作者： Xue Meng Weiming tang Shuyun Zhuo Jince Zhao Zixuan Ren Zhonghe sun Hao Yan Tianyi Zhao Ziguang Zhao Mingjie Liu School of Future Technology University of Chinese Academy of SciencesBeijing 100049China Key Laboratory of Bio-Inspired Smart Interfacial Science and Technology of Ministry of EducationSchool of ChemistryBeihang UniversityBeijing 100191China

As an energy-free cooling technique,radiative cooling has garnered significant attention in the field of energy ***,traditional radiative cooling films often possess static optical properties and their inherent opacity limits their applications in building such as ***,there exists a requirement for passive radiative cooling films endowed with adjustable *** we report the porous block copolymer films with self-adjustable optical transmittance and passive radiative *** a result,the film exhibited a high solar reflectance(0.3-2.5μm)of 96.9%and a high infrared emittance(8-13μm)of 97.9%.Outdoor experiments demonstrated that the film surface temperature was 6.6℃lower than ambient temperature,with a cooling power of 104.8 W·m^(-2).In addition,the film’s transmittance can be regulated by altering the polarity of the post-processing solvent,providing an effective approach for regulating indoor light intensity and thermal balance,thereby enhancing the applicability of radiative cooling.

关键词： passive radiative cooling block copolymer porous structure self-adjustable optical transmittance