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Analysis of destructive effect of Zn on carbon brick and way of Zn into carbon brick

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Journal of Iron and Steel Research International 2024年第6期31卷 1344-1354页

作者： Peng-bo Liu Shu-sen Cheng Yu-qing Xue Xiao-man Cheng Zhao Liu university of Science and Technology Beijing Beijing 100083China Ministry of Ironmaking Shangdong Taishan Steel Group Co.Ltd.Taian 271000ShandongChina

The service life of a blast furnace depends largely on the degree of damage to the carbon brick in the *** brick and ramming material in the hearth of a 1780 m3 blast furnace after shutdown were sampled and *** was found that the substances in the cracks of the carbon brick near and above the taphole were ZnO and Zn_(2)SiO_(4),whereas the substances in the cracks of the carbon brick below the taphole were *** reaction of Zn with CO,SiO_(2),and Fes generates ZnO,Zn_(2)SiO_(4),and ZnS,resulting in volume expansion,which is an important reason for the cracking of carbon ***,several obvious Zn vapor flow channels were found in the ramming material,through which Zn vapor could enter the carbon brick,causing damage to the carbon *** the compactness of the ramming material is beneficial to preventing Zn vapor from entering the carbon brick through the voids in the ramming material,reducing the destructive effect of Zn on the carbon brick and further extending the service life of the blast furnace.

关键词： Zn Blast furnace Carbon brick Ramming material Crack

Linguistic Features of Oral English Corpora and Their Implications for English Teaching in Colleges and Universities

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Journal of Contemporary Educational Research 2024年第2期8卷 208-212页

作者： Yanru Li Yu Bei taishan university Taishan 271000Shandong ProvinceChina

The main goal of English teaching in colleges and universities is to cultivate students’ability to use the language,but many students are still unable to complete oral communication fluently after years of *** this reason,teachers need to deeply analyze and study the linguistic features of oral English corpora and formulate reasonable teaching strategies to improve students’oral expression *** paper outlines the linguistic features of oral English corpora,comparatively analyzes the differences between oral English corpora and written English corpora,and explores effective teaching strategies,hoping to provide guidelines for relevant teachers.

关键词： Oral English corpora Linguistic features Colleges and universities English teaching

Rational cathode configuration with bilayer membranes to engineer current-collector-free high-areal-sulfur lithium-sulfur batteries

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Nano Research 2024年第6期17卷 5224-5232页

作者： Jianmei Han Hua Zhang Peng Wang Ning Song Xuguang An Baojuan Xi Shenglin Xiong College of Chemistry and Chemical Engineering Taishan UniversityTai’an 271021China Key Laboratory of the Colloid and Interface Chemistry Ministry of Educationand School of Chemistry and Chemical EngineeringShandong UniversityJinan 250100China School of Mechanical Engineering Chengdu UniversityChengdu 610106China

The application of light-weight current collectors is preferred because of the increased energy density of the *** it in mind,the cathode is designed with self-made paperlike memberane as current collector coupled with another interlayer to enable the high-energy-density lithium-sulfur *** a facile and green step-by-step methodology,the hybrid membrane is finalized successfully,consisting of reduced graphene oxide sheets covering paper-derived carbon(GPC)bearing Fe@Fe2O3 and Fe1−xS@Fe2O3 core-shell nanoparticles(FeFeO/FeSFeO@GPC).The film works as the current collector and interlayer simultaneously considering the porous and conductive *** demonstrated by the electrochemical testing,the FeFeO/FeSFeO@GPC hybrid cell exhibits attractive cycling stability and superior rate *** cell configuration and structural/composition merits of FeFeO/FeSFeO@GPC film facilitate the faster reaction kinetics,conducive to the improvement of capacity *** view of the effective cathode design,the areal sulfur loading is increased to 10.46 mg·cm^(−2)and a reversible capacity of 6.67 mAh·cm^(−2)can be retained after 60 cycles at 0.1 C.

关键词： light-weight self-made current collector core-shell high-areal-sulfur lithium-sulfur batteries

Analysis on the Development Model of Relic and Museum Tourism Products Based on ERP Analysis:A Case Study on Shandong Province

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Journal of Landscape Research 2024年第1期16卷 77-82页

作者： WANG Xia taishan university Tai’anShandong 271000China

In recent years, the trend of people choosing relic and museum tourism during their vacationand leisure time is growing day by day, mainly because it touches people's feelings about historical relicsand cultural heritage. The development of relic and museum tourism products is not only the inheritanceof culture and the protection of cultural relics, but also the promotion of tourism consumption under thebackground of cultural tourism integration, which has promoted the development of regional *** the relic and museum tourism resources in Shandong Province as the research object, through theanalysis of its resources, market and products, this paper put forward three applicable modes of relic andmuseum tourism product development, including independent development, joint development, and artauthorization, and proposed specific suggestions around the three modes.

关键词： ERP analysis Relic and museum tourism Product development Shandong Province

Performance optimization of chalcogenide catalytic materials in lithium-sulfur batteries:Structural and electronic engineering

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Chinese Chemical Letters 2024年第7期35卷 147-166页

作者： Jianmei Han Peng Wang Hua Zhang Ning Song Xuguang An Baojuan Xi Shenglin Xiong College of Chemistry and Chemical Engineering Taishan UniversityTai'an 271021China Key Laboratory of Colloid and Interface Chemistry Ministry of EducationSchool of Chemistry and Chemical EngineeringShandong UniversityJi'nan 250100China School of Mechanical Engineering Chengdu UniversityChengdu 610106China

Lithium-sulfur batteries(LSBs)boasting remarkable energy density have garnered significant attention within academic and industrial ***,the progression of LSBs remains constrained by the languid redox kinetics intrinsic to sulfur and the pronounced shuttle effect induced by lithium polysulfides(Li PSs),which seriously affecting the energy density,cycling life and rate *** conceptualization and implementation of catalytic materials stand acknowledged as a propitious stratagem for orchestrating kinetic modulation,particularly in excavating the conversion of LiPSs and has evolved into a focal point for *** them,chalcogenide catalytic materials(CCMs)have shown satisfactory catalytic effects ascribe to the unique physicochemical properties,and have been extensively developed in recent *** the lack of systematic summary regarding the development of CCMs and corresponding performance optimization strategies,herein,we initiate a comprehensive review regarding the recent progress of CCMs for effective collaborative immobilization and accelerated transformation kinetics of Li *** that,the modulation strategies to improve the catalytic activity of CCMs are summarized,including structural engineering(morphology engineering,surface/interface engineering,crystal engineering)and electronic engineering(doping and vacancy,etc.).Finally,the application prospect of CCMs in LSBs is clarified,and some enlightenment is provided for the reasonable design of CCMs serving practical LSBs.

关键词： Lithium-sulfur batteries Chalcogenide Catalytic materials Lithium polysulfides Structural engineering Electronic engineering

Nanoparticle targeting cGAS-STING signaling in disease therapy

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Nano Research 2024年第8期17卷 7315-7336页

作者： Lan Zhou Yu Huang Yuzhang Wu Shupei Tang Frontier medical Training Brigade Third Military Medical UniversityHutubi 831200China Department of Gastroenterology Xinqiao HospitalThird Military Medical UniversityChongqing 400037China Institute of Immunology Third Military Medical UniversityChongqing 400038China Shigatse Branch Xinqiao HospitalThird Military Medical UniversityShigatse 857000China

The cyclic guanosine monophosphate-adenosine monophosphate synthase-stimulator of interferon(IFN)genes(cGAS-STING)signaling pathway is crucial for sensing abnormal DNA accumulation in the *** binds to abnormal DNA,cGAS catalyzes the production of second messenger cyclic dinucleotides,followed by the activation of downstream *** activation induces the expression of type I interferon and other inflammatory cytokines,ultimately initiating an immune *** to the involvement of the cGAS-STING pathway in various diseases,including infection,tumor,autoimmune disease and kidney disease,ongoing research is focused on developing drugs and treatment methods to target and regulate this *** the development of nanotechnology,nanomedicines targeting cGAS-STING signaling are of great significance in clinical applications due to their targeted delivery,controlled drug release,improved solubility,multifunctionality,and enhanced *** comprehensive review focuses on the most recent progress of nanoplatforms targeting cGAS-STING in disease therapy,aiming to provide references and guidelines for further design and optimization of nanomedicines.

关键词： nanomedicine cGAS-STING pathway and related disease anti-tumor nanotherapy anti-viral nanotherapy

Management and Construction of university Books and Materials Under the Background of the Internet

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Journal of Contemporary Educational Research 2024年第5期8卷 110-116页

作者： Min Zhang taishan university History College Tai’an 271000Shandong ProvinceChina

The rapid development and popularization of Internet technology has provided important support for the informatization reform of various *** books and materials have the characteristics of large quantities and difficult storage and *** digital storage and management platform construction can effectively realize the digital storage and real-time retrieval of books and materials,and help students and teachers to find and use books and materials more *** in recent years,with the update of intelligent platforms and other technologies,the resource-sharing platform of university books and materials can realize more convenient book information retrieval without the limitation of time and *** paper mainly explores the optimization path and platform construction scheme of university libraries and information management under the background of the Internet,hoping to provide some theoretical references for university library managers.

关键词： Internet Colleges and universities Books and materials Management Construction

Electrospun PCL/gelatin/arbutin nanofiber membranes as potent reactive oxygen species scavengers to accelerate cutaneous wound healing

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Regenerative Biomaterials 2024年第3期3卷 43-55页

作者： Mindong Du Shuhan Liu Nihan Lan Ruiming Liang Shengde Liang Maoqiang Lan Disen Feng Li Zheng Qingjun Wei Ke Ma Department of Orthopaedics Trauma and Hand Surgery The First Affliated Hospital of Guangxi Medical UniversityGuangxi Medical UniversityNanning 530521China Guangxi Engineering Center in Biomedical Materials for Tissue and Organ Regeneration The First Affliated Hospital of Guangxi Medical UniversityGuangxi Medicar UniversityNanning530021China Guangxi Collaborative Innovation Center for Biomedicine The First Affliated Hospital of Guangxi Medical UniversityGuangxi Medical UniversityNanning 530021China Department of Plastic&Cosmetic Surgery.The First Affliated Hospital of Guangxi medical university Guangxi Medical UniversityNanning 530021China Pharmaceutical College Guangxi Medical UniversityNanning530021China

The presence of excessive reactive oxygen species(Ros)at a skin wound site is an important factor affecting wound *** scavenging,which regulates the ROS microenvironment,is essential for wound *** this study,we used novel electrospun PCL/gelatin/arbutin(PCL/G/A)nanofibrous membranes as wound dressings,with PCL/gelatin(PCL/G)as the backbone,and plantderived arbutin(hydroquinone-β-D-glucopyranoside,ARB)as an effective antioxidant that scavenges ROos and inhibits bacterial infection in *** loading of ARB increased the mechanical strength of the nanofibres,with a water vapour transmission rate of more than 2500g/(m^(2)×24h),and the water contact angle decreased,indicating that hydrophilicity and air permeability were significantly *** release and degradation experiments showed that the nanofibre membrane controlled the drug release and exhibited favourable *** experiments showed that the PCL/G/A nanofibre membranes were biocompatible,and DPPH and ABTS+radical scavenging experiments indicated that PCL/G/A could effectively scavenge ROS to reflect the antioxidant *** addition,haemostasis experiments showed that PCL/G/A had good haemostatic effects in vitro and in *** vivo animal wound closure and histological staining experiments demonstrated that PCL/G/A increased collagen deposition and remodelled epithelial tissue regeneration while showing good in vivo biocompatibility and *** conclusion,we successfully prepared a multifunctional wound dressing,PCL/G/A,for skin wound healing and investigated its potential role in wound healing,which is beneficial for the clinical translational application of phytomedicines.

关键词： arbutin nanofiber membranes wound dressing reactive oxygen species

Search for an exotic vectorlike X-quark in same-sign dilepton final states at the future 3 TeV CLIC

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Chinese Physics C 2024年第7期48卷 67-74页

作者：张艳菊常金龙刘太刚 School of medical Engineering Xinxiang Medical UniversityXinxiang 453003China

Vectorlike quarks(VLQs)with masses at the TeV-scale have been predicted in many new physics scenarios beyond the Standard Model(SM).Based on a simplified(X,T)doublet model including the exotic vectorlike X quark(VLQ-X)with an electric charge 5/3,we study the production of the VLQ-X decaying into tW at the future Compact Linear Collider(CLIC)with √s=3 TeV including the initial state radiation and beamstrahlung *** focus on the final signals,including same-sign dileptons(electrons or muons),at least one b-tagged jet,and large missing transverse *** performing detailed signal-to-background analyses and detector simulations,we obtain the 2σexclusion capabilities and discovery reaches,respectively,on the mass of the VLQ-Xmx as well as the relevant parameters(Br(X→_(t)W))for mx≥1500GeV and the coupling strength g^(*) for mx≥1500 GeV)for some typical luminosities at the 3 TeV CLIC.

关键词： Vectorlike quarks CLIC same-sign dilepton