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Chinese Journal of Chemical Engineering 2022年第4期35卷 351-362页

作者： Qing Shu Xinyuan Liu yanting huo Yuhui Tan Caixia Zhang Laixi Zou School of Chemical and Chemical Engineering Jiangxi University of Science and TechnologyGanzhou 341000China

A novel solid Bronsted-Lewis acid catalyst La-PW-SiO_(2)/SWCNTs(single-wall carbon nanotubes)was synthesized from the synergistic modification of H_(3)PW_(12)O_(40)(HPW)by single-walled carbon nanotubes functionalized with sidewall hydroxyl groups(SWCNTs–OH)and La^(3+) via sol–gel *** freshly prepared catalyst was characterized by several methods,and the catalytic activity and stability of it were studied from the esterification of oleic acid and *** showed that the highest conversion of oleic acid was 93.1%(mass)and maintained as high as 88.7%(mass)after six cycles of La-PW-SiO_(2)/*** high catalytic activity and stability of La-PW-SiO_(2)/SWCNTs can be attributed to the strong electron withdrawing effect of La^(3+) on π bond of SWCNTs,because it can facilitate the formation of a large number of strong Lewis acid ***,the reduction of catalytic activity of a solid acid catalyst due to the fact that hydration reaction of its Bronsted acid sites can be effectively ***-PW-SiO_(2)/SWCNTs can be an efficient and economical catalyst,because it shows good catalytic activity and stability.

关键词： Single-wall carbon nanotubes(SWCNTs) H_(3)PW_(12)O_(40) La^(3+) Solid Bronsted-Lewis acid catalyst Biodiesel Esterification

双Z型异质结BiOI/MoO_(3)/g-C_(3)N_(4)的构建及其光催化性能研究

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有色金属科学与工程 2023年第1期14卷 74-85页

作者：霍彦廷舒庆江西理工大学材料冶金化学学部江西赣州341000

通过简单的溶剂热法将半导体MoO_(3)、BiOI与g-C_(3)N_(4)复合,构建双Z型异质结BiOI(x)/MoO_(3)/g-C_(3)N_(4)(x=6.25%、12.50%、18.75%、25.00%,x为BiOI的质量分数)三元复合材料,从HRTEM结果可知样品出现了2种间距分别为0.28 nm和0.33 nm的晶格条纹,结合XRD表征结果可知分别属于BiOI(110)和MoO_(3)(021)晶面,且g-C_(3)N_(4)是非晶态物质,由此表明BiOI/MoO_(3)/g-C_(3)N_(4)复合材料成功复合。UV-Vis DRS分析表明复合样品的带隙变窄,光学响应范围增强,PL和光电化学测试表征说明异质结的存在有效延缓了电子和空穴的复合,在模拟太阳光条件下对染料甲基橙(MO)进行降解并研究其光催化活性,BiOI(18.75)/MoO_(3)/g-C_(3)N_(4)具有较优异的光催化性能和光学稳定性,120 min对30 mg/L MO的降解率达94%,是纯g-C_(3)N_(4)的3.6倍。ESR表征说明BiOI/MoO_(3)/g-C_(3)N_(4)光催化降解的主要活性物质组分为·OH和·O_(2)-,并通过计算BiOI、MoO_(3)和g-C_(3)N_(4)的价带和导带位置,表明3种物质是能带交错结构,推测出三元复合物形成双Z型异质结。BiOI/MoO_(3)/g-C_(3)N_(4)可作为一种有效应用于有机染料污染物降解的可见光响应催化剂,具有应用前景。

关键词： MoO3 BiOI g-C_(3)N_(4) 光催化性能双Z型异质结光催化剂

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碳纳米球复合g-C_(3)N_(4)提升光催化降解酸性橙Ⅱ性能

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复合材料学报 2021年第11期38卷 3861-3871页

作者：张彩霞霍彦廷邹来禧舒庆江西理工大学材料冶金化学学部赣州341000

基于g-C_(3)N_(4)构建的异质结光催化材料在降解有毒有害污染物方面体现出优良的效果。本研究通过水热法制备了一系列不同碳纳米球(Carbon nanospheres,CS)添加量的x-CS/g-C_(3)N_(4)(x=4wt%、5wt%和7wt%)复合光催化剂,以氙灯光源模拟... 详细信息

基于g-C_(3)N_(4)构建的异质结光催化材料在降解有毒有害污染物方面体现出优良的效果。本研究通过水热法制备了一系列不同碳纳米球(Carbon nanospheres,CS)添加量的x-CS/g-C_(3)N_(4)(x=4wt%、5wt%和7wt%)复合光催化剂,以氙灯光源模拟可见光,探究了x-CS/g-C_(3)N_(4)对酸性橙Ⅱ的光催化降解性能。结果表明:5wt%CS/g-C_(3)N_(4)的光催化活性最高,光催化反应150 min,酸性橙Ⅱ的降解率达到95%。表征结果表明,g-C_(3)N_(4)与CS具有类似的π-π共轭结构,易发生π-π堆积相互作用而有利于电子跃迁。二者复合后能有效增强g-C_(3)N_(4)对可见光的吸收效率,降低其表面/界面处的电荷转移电阻,显著增强载流子的传输能力。x-CS/g-C_(3)N_(4)可作为一种有效的可见光催化剂应用于有机染料降解,具有应用前景。

关键词：碳纳米球 g-C_(3)N_(4) 复合光催化剂光催化性能酸性橙Ⅱ

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点面电极系统高频流体驱动机理

哈尔滨工程大学学报 2011年第3期32卷 350-354页

作者：姜洪源任玉坤于东霍彦婷陶冶 Antonio Ramos 哈尔滨工业大学机电工程学院黑龙江哈尔滨150001 浙江大学流体动力与机电系统国家重点实验室浙江杭州310058 西班牙塞维利亚大学电子电磁实验室塞维利亚41012

为了研究交流电场作用下微流体高频驱动机理,以点面电极系统为基础,进行了高于驰豫频率范围的交流电动微流体驱动实验,发现了这一范围内的明显流体流动现象.指出电热效应是点面电极系统中产生高频微流体流动的主要因素,分析了电热效应... 详细信息

为了研究交流电场作用下微流体高频驱动机理,以点面电极系统为基础,进行了高于驰豫频率范围的交流电动微流体驱动实验,发现了这一范围内的明显流体流动现象.指出电热效应是点面电极系统中产生高频微流体流动的主要因素,分析了电热效应对点面电极系统中电导率分布的影响.以点面电极系统中的电荷守恒方程、传导与扩散方程、Navier-Stokes方程以及热对流和传导方程为基础,对点面电极系统高频流体驱动过程进行耦合及数值仿真分析,给出了点面电极系统中电场、温度场以及速度场的分布曲线.分析了电压、频率等因素对于高频流体驱动速度的影响,并与实验结果进行了对比分析.结果表明,点面电极系统中,交流电热效应导致的点面电极之间的电导率梯度与电场的综合作用,是该系统高频流体驱动的主要因素,机理分析与实验结果具有较好的一致性.

关键词：电动流体力学交流电热驰豫频率电导率梯度

Investigating Müller glia reprogramming in mice: a retrospective of the last decade, and a look to the future

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Neural Regeneration Research 2025年第4期20卷 946-959页

作者： Zhiyuan Yin Jiahui Kang Xuan Cheng Hui Gao Shujia huo Haiwei Xu Key Lab of Visual Damage and Regeneration&Restoration of Chongqing Southwest Eye HospitalSouthwest HospitalThird Military Medical University(Army Medical University)ChongqingChina

Müller glia,as prominent glial cells within the retina,plays a significant role in maintaining retinal homeostasis in both healthy and diseased *** lower vertebrates like zebrafish,these cells assume responsibility for spontaneous retinal regeneration,wherein endogenous Müller glia undergo proliferation,transform into Müller glia-derived progenitor cells,and subsequently regenerate the entire retina with restored ***,Müller glia in the mouse and human retina exhibit limited neural reprogramming.Müller glia reprogramming is thus a promising strategy for treating neurodegenerative ocular disorders.Müller glia reprogramming in mice has been accomplished with remarkable success,through various *** in molecular,genetic,epigenetic,morphological,and physiological evaluations have made it easier to document and investigate the Müller glia programming process in ***,there remain issues that hinder improving reprogramming efficiency and ***,understanding the reprogramming mechanism is crucial toward exploring factors that will improve Müller glia reprogramming efficiency,and for developing novel Müller glia reprogramming *** review describes recent progress in relatively successful Müller glia reprogramming *** also provides a basis for developing new Müller glia reprogramming strategies in mice,including epigenetic remodeling,metabolic modulation,immune regulation,chemical small-molecules regulation,extracellular matrix remodeling,and cell-cell fusion,to achieve Müller glia reprogramming in mice.

关键词： cell fusion chemical small-molecules epigenetic extracellular matrix immune metabolic mice Müller glia neurodegenerative diseases reprogramming retina regeneration

Advancements and Challenges in Organic–Inorganic Composite Solid Electrolytes for All‑Solid‑State Lithium Batteries

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Nano-Micro Letters 2025年第1期17卷 46-97页

作者： Xueyan Zhang Shichao Cheng Chuankai Fu Geping Yin Liguang Wang Yongmin Wu Hua huo State Key Laboratory of Space Power‑Sources School of Chemistry and Chemical EngineeringHarbin Institute of TechnologyHarbin 150001People’s Republic of China College of Chemical and Biological Engineering Zhejiang UniversityHangzhou 310058People’s Republic of China State Key Laboratory of Space Power-Sources 2965 Dongchuan RoadMinhang DistrictShanghai 200240People’s Republic of China

To address the limitations of contemporary lithium-ion batteries,particularly their low energy density and safety concerns,all-solid-state lithium batteries equipped with solid-state electrolytes have been identified as an up-and-coming *** the various SEs,organic–inorganic composite solid electrolytes(OICSEs)that combine the advantages of both polymer and inorganic materials demonstrate promising potential for large-scale ***,OICSEs still face many challenges in practical applications,such as low ionic conductivity and poor interfacial stability,which severely limit their *** review provides a comprehensive overview of recent research advancements in ***,the influence of inorganic fillers on the main functional parameters of OICSEs,including ionic conductivity,Li+transfer number,mechanical strength,electrochemical stability,electronic conductivity,and thermal stability are systematically *** lithium-ion conduction mechanism of OICSE is thoroughly analyzed and concluded from the microscopic ***,the classic inorganic filler types,including both inert and active fillers,are categorized with special emphasis on the relationship between inorganic filler structure design and the electrochemical performance of ***,the advanced characterization techniques relevant to OICSEs are summarized,and the challenges and perspectives on the future development of OICSEs are also highlighted for constructing superior ASSLBs.

关键词： Composite solid electrolytes Inorganic filler Interfacial stability Li-ion conduction mechanism Characterization techniques

社会失信环境与企业违约风险——来自城市失信被执行人的经验证据

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云南财经大学学报 2025年第1期41卷 80-95页

作者：李彪霍治方南开大学经济学院天津300071

基于2010—2022年沪深A股上市公司数据,探究了社会失信环境对企业违约风险的影响及其机制。研究表明,社会失信环境对企业违约风险产生显著的正向效应。机制检验发现,社会失信环境通过增加代理成本、加剧融资约束与提高经营风险三条路径... 详细信息

基于2010—2022年沪深A股上市公司数据,探究了社会失信环境对企业违约风险的影响及其机制。研究表明,社会失信环境对企业违约风险产生显著的正向效应。机制检验发现,社会失信环境通过增加代理成本、加剧融资约束与提高经营风险三条路径来加大企业违约风险。异质性分析显示,社会失信环境对企业违约风险的正向影响在管理层激励较小、分析师关注度较低、数字金融发展水平较低及经济政策不确定性较高的情境下表现更为突出。研究从社会失信环境视角探讨了企业违约风险的影响因素,丰富了社会失信环境的微观经济后果,同时为政府部门进一步深化社会信用体系建设,防范与化解企业违约风险提供了经验证据。

关键词：社会失信环境违约风险代理成本融资约束经营风险

东亚文明现代化建构中的一个小插曲——朝鲜近世的崇儒排佛抑西

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文史杂志 2025年第1期235卷 4-11页

作者：刘火中国作家协会四川省评论家协会

中日之间的交往,从文字史来看,朝鲜半岛是最重要节点。汉传佛教最开始的东传,朝鲜半岛举足轻重,几无任何一地可以替代。但是,近世日本对西方文明的感受比中国和朝鲜更敏感,或者说东亚文明的重建是从日本和中国开始的。本文从朝鲜近世的... 详细信息

中日之间的交往,从文字史来看,朝鲜半岛是最重要节点。汉传佛教最开始的东传,朝鲜半岛举足轻重,几无任何一地可以替代。但是,近世日本对西方文明的感受比中国和朝鲜更敏感,或者说东亚文明的重建是从日本和中国开始的。本文从朝鲜近世的崇儒、排佛和抑西活动,观察曾由中华文化为核心建构的东亚文明在现代化建构中的一个插曲:守旧与革新,即守旧的衰退和革新的前行。

关键词：东亚文明近世朝鲜黄德壹《拱白堂集》崇儒排佛抑西全球史

Improved Bound of the Fourth Hankel Determinant for a Class of Analytic Functions with Bounded Turnings Involving Cardioid Domain

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Journal of Mathematical Research with Applications 2025年第1期 39-55页

作者： Dong GUO huo TANG Xi LUO Zongtao LI School of Mathematical Sciences Yangzhou Polytechnic College College of Mathematics and Computer Science Chifeng University School of Mathematics Jiaying University Department of Mathematics Teaching Guangzhou Civil Aviation College

In the paper, a class of functions with bounded turnings involving cardioid domain,are studied in the region of the unit disc. The bounds of |a5|, |a6|, |a7| and the fourth Hankel determinant are obtained, which are m...

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A new breakthrough in selective catalysis: metal-organic framework nanocomposites with sandwich structure

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Science Bulletin 2016年第22期61卷 1726-1727页

作者： Fengwei huo Key Laboratory of Flexible Electronics (KLOFE) & Institute of Advanced Materials (IAM) Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM) Nanjing Tech University

Selective hydrogenation of C=O group that is conjugated with a C=C group in a,b-unsaturated aldehydes(R–CH=CH–CHO)is one of important reactions in industry due to the resulting product unsaturated alcohols(R–CH=CH–CH2OH)with broad applications in synthesis of fine chemicals such as flavour,fragrance,pharmaceuticals[1].However,despite the increasing reported catalysts on the selectivity[2,3],developing an effective

关键词： MOFs A new breakthrough in selective catalysis metal-organic framework nanocomposites with sandwich structure