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钨钼合金的电子结构和光学性质的研究

成都信息工程大学学报 2024年第1期39卷 108-112页

作者：李叶古沈艳红虞游邓江韩玉娇杨运洲成都信息工程大学光电工程学院四川成都610225

采用基于密度泛函理论的第一性原理研究钨金属及其掺杂合金W0.75Mo0.25和W0.5Mo0.5的电子结构和光学性能。电子结构的计算结果显示:随着纯W中掺入Mo的比例不断增加,其合金的整体费米能级上升,导带宽度变窄,热导率上升。光学性质的计算... 详细信息

采用基于密度泛函理论的第一性原理研究钨金属及其掺杂合金W0.75Mo0.25和W0.5Mo0.5的电子结构和光学性能。电子结构的计算结果显示:随着纯W中掺入Mo的比例不断增加,其合金的整体费米能级上升,导带宽度变窄,热导率上升。光学性质的计算结果表明:随着Mo掺入比例的增加,其合金的介电常数先增大后减小,吸收范围减小,吸收强度降低,能量损失峰值减小,且曲线总体向低能方向移动。

关键词： W-Mo合金能带态密度光学性质密度泛函理论

Synergistic effects of plant hormones on spontaneous late-ripening mutant of'Jinghong'peach detected by transcriptome analysis

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Food Quality and Safety 2022年第1期6卷 68-80页

作者： Man Zhang Tingting Du Yarui Yin Hongyan Cao Zhihua Song Mao Ye Yating Liu yanhong shen Libin Zhang Qing Yang Dong Meng Junkai Wu Hebei Normal University of Science and Technology QinhuangdaoChina Hebei Key Laboratory of Horticultural Germplasm Excavation and Innovative Utilization QinhuangdaoChina The College of Forestry Beijing Forestry UniversityBeijingChina Beijing Advanced Innovation Center for Tree Breeding by Molecular Design Beiling Forestry UniversityBeilingChina

Objectives:Peach(Prunus persica L.)is an ancient fruit tree that originated from *** is the climacteric fruit belonging to genus Prunus in family ***,which is produced during ripening,accelerates fruit softening,and therefore peaches cannot be stored for a long *** and Methods:To study the mechanism of fruit late ripening,transcriptome analysis of the fruit of a late-ripening mutant of'Jinghong'peach was performed to identify genes and pathways involved in fruit late ***:A total of 1805,1511,and 2309 genes were found to be differentially expressed in W2_vs_M1,W3_vs_M2,and W3_vs_M3,*** enrichment analysis of the differentially expressed genes showed they were related to carotenoid biosynthesis,starch and sucrose metabolism plant hormone signal transduction,flavonoid biosynthesis,and *** expression trends of ripening-related genes that encode transcription factors and plant hormone signal transduction-related genes that encode enzymes were ***:It will help to elucidate the transcriptional regulatory network of fruit development in the spontaneous late-ripening mutant of‘Jinghong’peach and provide a theoretical basis for understanding the molecular regulatory mechanism of fruit ripening.

关键词： Peach late-ripening bud mutation transcriptome analysis plant hormones

Introducing cerium into TiO_(2)@MnO_(x) hollow-sphere structure for highly active photothermocatalysis degradation of ethyl acetate and NO under H_(2)O at low temperature

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Journal of Rare Earths 2024年第5期42卷 889-898,I0003页

作者： Yinming Fan yanhong Wang Morui Li Yinian Zhu Zongqiang Zhu shengpeng Mo Lihao Zhang shen Tang Xiaobin Zhou Yanping Zhang Collaborative Innovation Center for Water Pollution Control and Water Safety in Karst Area Guilin University of TechnologyGuilin541004China The Guangxi Key Laboratory of Theory and Technology for Environmental Pollution Control.Guilin University of Technology.Guilin 541004China Technical Innovation Center of Mine Geological Environmental Restoration Engineering in Southern Karst Area Nanning530022China

The CeO_(2)-TiO_(2)@MnO_(x) catalyst was prepared by the co-precipitation method and applied to the photothermocatalysis system of ethyl acetate and NO simultaneous degradation under H_(2)O at low temperature,which introduced Ce into TiO_(2)@MnO_(x) hollow sptrera *** optimum TiO_(2)/MnO_(x) ratio and Ce introducing amount were obtained in the *** of them,the NO and ethyl acetate conversion percentage of TiO_(2)@MnO_(x)(n_(Mn):n_(Ti)=40:40)is 74%and 62%at 240℃,***_(2)-TiO_(2)@MnO_(x)(n_(Mn):n_(Ce)=1:1)exhibits the best catalytic performance,its efficiency for NO conversion is 83%and the conversion of ethyl acetate reaches 72%at 240℃.In addition,it is confirmed that the Cedoped nanocomposites have more uniform dispersion through various characterization and analysis ***,these catalysts have a large specific surface area as well as a large number of surface-active oxygen and oxygen *** can further improve the catalytic performance based on the adjusted ratio of active ***,this work investigated the relationship between multi-metal interactions and catalytic performance in the presence of H_(2)***,the possible reaction pathways for the simultaneous removal of NO and ethyl acetate were explored in our system.

关键词： Photothermocatalysis Ethyl acetate NO Low temperature H_(2)O Rare earths

基于中国引文数据库的情报学核心期刊辐射力调查分析

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图书情报工作 2011年第12期55卷 145-148页

作者：沈艳红江南大学图书馆无锡214122

针对当前期刊评价中忽视期刊相对外学科的辐射能力的问题,结合情报学学科性、工具性并重的本质和情报学期刊所承担的学科内外交流的双重职责,提出情报学期刊评价新指标——辐射力,以期促进情报学期刊乃至情报学的健康发展。在此基础上,... 详细信息

针对当前期刊评价中忽视期刊相对外学科的辐射能力的问题,结合情报学学科性、工具性并重的本质和情报学期刊所承担的学科内外交流的双重职责,提出情报学期刊评价新指标——辐射力,以期促进情报学期刊乃至情报学的健康发展。在此基础上,利用《中国引文数据库》,统计出国内10种情报学核心期刊的辐射专题数、篇均辐射专题数、被外专题引用总频次、篇均被外专题引用频次,进而计算出10种期刊在2000-2009年的辐射力。

关键词：情报学核心期刊期刊评价辐射力中国引文数据库

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BIG6在信息检索课教学中的应用

图书情报工作 2006年第11期50卷 102-104页

作者：沈艳红江南大学图书馆无锡214036

针对传统信息检索课教学中存在的问题,提出将Big6信息问题解决模式作为传统教学模式的有效补充方法。简述Big6信息问题解决模式并设计实施一个具体教学案例:获取深网信息资源的有效途径;结合教学实际就如何更好地实施Big6案例教学问题,... 详细信息

针对传统信息检索课教学中存在的问题,提出将Big6信息问题解决模式作为传统教学模式的有效补充方法。简述Big6信息问题解决模式并设计实施一个具体教学案例:获取深网信息资源的有效途径;结合教学实际就如何更好地实施Big6案例教学问题,从案例选题原则、任务布置形式、转变教师角色、完善教学评价体系4个方面给出建议。

关键词： Big6 信息检索课教学改革

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学科馆员服务中的用户沟通问题研究

图书情报工作 2009年第13期53卷 104-107,128页

作者：沈艳红江南大学图书馆无锡214122

研究学科馆员服务中的用户沟通问题具有理论意义和现实意义。通过回顾学科用户研究现状,分析学科用户沟通的作用和具体过程,提出在目前的学科馆员服务实践中主要有4种用户沟通障碍:编码与解码的差异性障碍;人际交往障碍;学科障碍;沟通... 详细信息

研究学科馆员服务中的用户沟通问题具有理论意义和现实意义。通过回顾学科用户研究现状,分析学科用户沟通的作用和具体过程,提出在目前的学科馆员服务实践中主要有4种用户沟通障碍:编码与解码的差异性障碍;人际交往障碍;学科障碍;沟通环境方面的障碍;针对上述障碍提出5项改进策略。

关键词：学科馆员学科服务用户沟通用户研究沟通障碍

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WEBQUEST在信息检索课教学中的应用

图书馆杂志 2006年第11期25卷 64-66页

作者：沈艳红江南大学图书馆江苏无锡214122

文章介绍了WebQuest的构成和对信息检索课的意义,并且给出了一个WebQuest实例“网络信息的组织与检索”。

关键词：信息检索课教学改革 WebQuest 高校信息素质教学方法研究性教学

Design of high-performance and sustainable Co-free Ni-rich cathodes for next-generation lithium-ion batteries

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SusMat 2024年第1期4卷 48-71页

作者： Hao Ge Zhiwen shen yanhong Wang Zhijia Sun Xiaoman Cao Chaoyue Wang Xinyue Fan Jinsong Bai Rundong Li Tianhua Yang Gang Wu School of Energy and Environment Shenyang Aerospace UniversityShenyangP.R.China shenyang Aircraft Airworthiness Certification Center of CAAC ShenyangP.R.China College of Chemistry and Materials Engineering Bohai UniversityJinzhouP.R.China Liaoning General Aviation Academy ShenyangP.R.China Department of Chemical and Biological Engineering University at BuffaloState University of New YorkBuffaloNew YorkUSA

Great attention has been given to high-performance and inexpensive lithiumion batteries(LIBs)in response to the ever-increasing demand for the explosive growth of electric vehicles(EVs).High-performance and low-cost Co-freeNi-rich layered cathodes are considered one of the most favorable candidates for nextgeneration LIBs because the current supply chain of EVs relies heavily on scarce and expensive ***,we review the recent research progress on Co-free Nirich layered cathodes,emphasizing on analyzing the necessity of replacing Co and the popular improvment *** current advancements in the design strategies of Co-free Ni-rich layered cathodes are summarized in *** considerable improvements achieved so far,the main technical challenges contributing to the deterioration of Co-free Ni-rich cathodes such as detrimental phase transitions,crack formation,and severe interfacial side reactions,are difficult to resolve by a single *** cooperation of multiple modification strategies is expected to accelerate the industrialization of Co-free Ni-rich layered cathodes,and the corresponding synergistic mechanisms urgently need to be *** effects will be aroused to explore high-performance Co-free Ni-rich layered cathodes to promote the sustainable development of LIBs.

关键词： Co-free cathodes electrochemical performance lithium-ion batteries modification strategies Ni-rich layered cathodes

星点设计-效应面法优化乙醚提取万寿菊中叶黄素的工艺条件

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山东化工 2024年第2期53卷 5-8页

作者：张换平祁鲲申艳红宋帅雪安阳工学院化学与环境工程学院河南安阳455000 安阳工学院河南省亚临界高效萃取重点实验室河南安阳455000

为优化从万寿菊鲜花中提取叶黄素的提取工艺条件,以乙醚与水的不同混合比例及振荡时间作为考察对象,提取率作为考察指标,在单因素试验基础上,采用星点设计-效应面法,通过对设计的13组试验结果进行多元线性回归分析,建立数学模型,绘出三... 详细信息

为优化从万寿菊鲜花中提取叶黄素的提取工艺条件,以乙醚与水的不同混合比例及振荡时间作为考察对象,提取率作为考察指标,在单因素试验基础上,采用星点设计-效应面法,通过对设计的13组试验结果进行多元线性回归分析,建立数学模型,绘出三维效应面图,优化出最佳提取条件为:乙醚与水的体积比为7.12,振荡时间为27.78 min。按照最佳工艺条件实测提取率是2.51%,与理论预测的偏差值为4.9%。该模型失拟项不显著,模型可靠,实验设计简单,具有较好的可预测性。

关键词：万寿菊叶黄素星点设计

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