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Hard-carbon hybrid Li-ion/metal anode enabled by preferred mesoporous uniform lithium growth mechanism

Journal of Energy Chemistry 2024年第1期88卷 252-259,I0006页

作者： Fang Yan Yan Liu Yuan Li Yan Wang Zicen Deng Meng Li Zhenwei Zhu Aohan Zhou Ting Li Jingyi Qiu Gaoping Cao shaobo huang Biyan Wang Hao Zhang School of Chemistry and Biological Engineering University of Science and TechnologyBeijing 100083China Research Institute of Chemical Defense Beijing 100191China College of Physics and Engineering Henan University of Science and TechnologyLuoyang 471023HenanChina National Base for International Science&Technology Cooperation School of ChemistryXiangtan UniversityXiangtan 411105HunanChina Materials and Manufacturing Department Beijing University of TechnologyBeijing 100124China

To achieve high energy density in lithium batteries,the construction of lithium-ion/metal hybrid anodes is a promising *** particular,because of the anisotropy of graphite,hybrid anode formed by graphite/Li metal has low transport kinetics and is easy to causes the growth of lithium dendrites and accumulation of dead Li,which seriously affects the cycle life of batteries and even causes safety ***,by comparing graphite with two types of hard carbon,it was found that hybrid anode formed by hard carbon and lithium metal,possessing more disordered mesoporous structure and lithophilic groups,presents better *** indicate that the mesoporous structure provides abundant active site and storage space for dead *** the synergistic effect of this structure and lithophilic functional groups(–COOH),the reversibility of hard carbon/lithium metal hybrid anode is maintained,promoting uniform deposition of lithium metal and alleviating formation of lithium *** hybrid anode maintains a 99.5%Coulombic efficiency(CE)after 260 cycles at a specific capacity of 500 m Ah/*** work provides new insights into the hybrid anodes formed by carbon-based materials and lithium metal with high specific energy and fast charging ability.

关键词： Hard carbon/Li metal hybrid anode Mesoporous structure Surface oxygen functional group Fast charging Lithium batteries

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银耳多糖对力竭运动小鼠氧化性损伤所致疲劳的缓解作用

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食品工业科技 2024年第4期45卷 328-335页

作者：黄小兰黄少波邵丽重庆对外经贸学院重庆401520 重庆市开州区中医院骨伤科重庆405400 重庆市开州区中医院儿科重庆405400

目的:探讨银耳多糖(Tremella fuciformis polysaccharides,TFP)对小鼠力竭运动性氧化损伤的影响,并分析其机制。方法:采用TFP处理L6细胞48 h,CCK-8法检测L6的活力;L6细胞设置3组,包括对照组、H_(2)O_(2)组、H_(2)O_(2)+TFP组,孵育48 h,生化分析仪检测乳酸(Lactic Acid,LA)水平,Western blot实验检测Nrf2、NQO1和HO-1蛋白水平;将C57BL/6小鼠随机分为4组(每组n=10),包括模型组、模型+TFP组(50、100、200 mg/kg),模型+TFP组连续灌胃TFP,模型组灌胃相同剂量的蒸馏水,每天1次,连续2周。末次给药30 min后进行力竭运动,记录力竭游泳运动时间,采用酶联免疫吸附试验(ELISA)检测肝糖原(LG)、骨骼肌糖原(MG);ELISA法检测血尿素氮(BUN)、LA、ROS、丙二醛(MDA)、超氧化物歧化酶(SOD)和谷胱甘肽过氧化物酶(GSH-Px)、TNF-α、IL-6、NF-κBp65水平。Western blot实验检测Nrf2、NQO1、HO-1蛋白水平。结果:H_(2)O_(2)组L6细胞的LA水平极显著(P<0.01)高于对照组,Nrf2、NQO1、HO-1蛋白水平极显著(P<0.01)低于对照组,TFP极显著(P<0.01)降低培养基中LA水平,极显著(P<0.01)上调L6细胞中Nrf2、NQO1、HO-1表达。TFP显著延长力竭游泳时间(P<0.05,P<0.01),极显著降低LA(P<0.01)、BUN(P<0.05,P<0.01)水平,显著增加肝糖原(P<0.05,P<0.01)和肌糖原(P<0.05,P<0.01)水平,极显著上调SOD(P<0.01)、GSH-Px(P<0.01),显著下调MDA(P<0.05,P<0.01)、ROS(P<0.01)水平,极显著(P<0.01)降低血清中TNF-α、IL-6、NF-κBp65的水平;与模型组比较,TFP显著增加Nrf2(P<0.05,P<0.01)、HO-1(P<0.05,P<0.01)、NQO-1(P<0.05,P<0.01)蛋白表达水平。结论:TFP通过抑制氧化应激、炎症改善力竭游泳运动引起的氧化损伤,其机制与调节Nrf2/HO-1信号通路相关。

关键词：银耳多糖游泳力竭运动 Nrf2/HO-1信号通路氧化应激炎症

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Novel Au nanoparticles-inlaid titanium paper for PEM water electrolysis with enhanced interfacial electrical conductivity

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International Journal of Minerals,Metallurgy and Materials 2022年第5期29卷 1090-1098页

作者： Yue Liu shaobo huang Shanlong Peng Heng Zhang Lifan Wang Xindong Wang State Key Laboratory of Advanced Metallurgy University of Science and Technology BeijingBeijing 100083China School of Metallurgical and Ecological Engineering University of Science and Technology BeijingBeijing 100083China Department of Energy Storage Science and Engineering School of Metallurgical and Ecological EngineeringUniversity of Science and Technology BeijingBeijing 100083China School of Physics and Engineering Henan University of Science and TechnologyLuoyang 471023China

Proton-exchange membrane water electrolysis(PEM WE)is a particularly promising technology for renewable hydrogen ***,the excessive passivation of the gas diffusion layer(GDL)will seriously affect the high surface-contact resistance and result in energy ***,a mechanism for improving the conductivity and interface stability of the GDL is an urgent *** this work,we have prepared a hydrophilic and corrosion resistant conductive composite protective *** polydopamine(PDA)film on the Ti surface,which was obtained via the solution oxidation method,ensured that neither micropores nor pinholes existed in the final hybrid ***-situ reduced gold nanoparticles(AuNPs)improved the conductivity to achieve the desired interfacial contact resistance and further enhanced the corrosion *** surface composition of the treated samples was investigated using scanning electron microscopy(SEM),transmis-sion electron microscopy(TEM),X-ray diffraction(XRD),and Fourier transform infrared spectroscopy(FTIR).The results indicated that the optimized reaction conditions included a pH value of 3 of HAuCl_(4) solution with PDA deposition(48 h)on papers and revealed the lowest con-tact resistance(0.5 mΩ·cm^(2))and corrosion resistance(0.001μA·cm^(−2))in a 0.5 M H_(2)SO_(4)+2 ppm F−solution(1.7 V ***)among all the modified specimens,where RHE represents reversible hydrogen *** findings indicated that the Au-PDA coating is very appropriate for the modification of Ti GDLs in PEM WE systems.

关键词： water electrolysis proton-exchange membrane hydrogen energy titanium paper diffusion layer Au nanoparticles inlaid titanium gold–polydopamine nanocomposite

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Recent progresses of exosome-liposome fusions in drug delivery

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Chinese Chemical Letters 2024年第2期35卷 107-117页

作者： Lulu Zheng Bo Hu Deyao Zhao Wenjing Liu Qing Liu Yuanyu huang shaobo Ruan School of Life Science Advanced Research Institute of Multidisciplinary ScienceSchool of Medical TechnologyKey Laboratory of Molecular Medicine and BiotherapyKey Laboratory of Medical Molecule Science and Pharmaceutics EngineeringBeijing Institute of TechnologyBeijing 100081China Department of Radiation Oncology The First Affiliated Hospital of Zhengzhou UniversityZhengzhou 450000China Beijing Key Laboratory of Drug Resistance Tuberculosis Research Beijing Tuberculosis and Thoracic Tumor Research Instituteand Beijing Chest HospitalCapital Medical UniversityBeijing 101149China

Exosomes are membrane-bound nanoscale extracellular vesicles,which produced by almost all *** to the excellent biocompatibility,long circulation time as well as low immunogenicity,exosomes as naturally-derived drug delivery carriers have experienced explosive growth over the past ***,issues such as insufficient loading efficiency,heterogeneous delivery efficiency,uncontrollable targeting ability,and low production limit their wide ***,the emerging exosome-liposome fusion strategy has become a potential approach to solve such ***,this review mainly focuses on the currently developed exosome-liposome fusion strategy and their application in drug delivery as well as disease *** review aims to shed light on the advantages of fusion strategy in drug delivery and provides a better understanding for more rational *** current challenge and future perspective regarding their clinical translation and application will also be discussed.

关键词： Exosome Liposome Membrane fusion Drug delivery Disease treatment

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Proposal for valleytronic materials:Ferrovalley metal and valley gapless semiconductor

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Frontiers of physics 2024年第2期19卷 131-139页

作者： San-Dong Guo Yu-Ling Tao Guangzhao Wang shaobo Chen Dong huang Yee Sin Ang School of Electronic Engineering Xi’an University of Posts and TelecommunicationsXi’an 710121China Key Laboratory of Extraordinary Bond Engineering and Advanced Materials Technology of Chongqing School of Electronic Information EngineeringYangtze Normal UniversityChongqing 408100China College of Electronic and Information Engineering Anshun UniversityAnshun 561000China Science Mathematics and Technology(SMT)Singapore University of Technology and Design(SUTD)8 Somapah RoadSingapore 487372Singapore

Valleytronic materials can provide new degrees of freedom to future electronic *** this work,the concepts of the ferrovalley metal(FVM)and valley gapless semiconductor(VGS)are proposed,which can be achieved in valleytronic bilayer systems by electric field *** valleytronic bilayer systems,the interaction between out-of-plane ferroelectricity and A-type antiferromagnetism can induce layer-polarized anomalous valley Hall(LP-AVH)*** K and−K valleys of FVM are both metallic,and electron and hole carriers simultaneously *** the extreme case,the FVM can become VGS by analogizing spin gapless semiconductor(SGS).Moreover,it is proposed that the valley splitting enhancement and valley polarization reversal can be achieved by electric field engineering in valleytronic bilayer *** the bilayer RuBr_(2)as an example,our proposal is confirmed by the first-principle *** FVM and VGS can be achieved in bilayer RuBr_(2)by applying electric *** appropriate electric field range,increasing electric field can enhance valley splitting,and the valley polarization can be reversed by flipping electric field *** effectively tune valley properties by electric field in bilayer systems,the parent monolayer should possess out-of-plane magnetization,and have large valley *** results shed light on the possible role of electric field in tuning valleytronic bilayer systems,and provide a way to design the ferrovalley-related material by electric field.

关键词： valleytronics electric field bilayer

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可逆热致变色纳米微胶囊材料在肿瘤光热治疗法中的应用

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东莞理工学院学报 2024年第3期31卷 73-80页

作者：黄少波易耀辉张玄陈伊雪吴颖茵佘文杰陈嘉霖邵友元东莞理工学院化学工程与能源技术学院广东东莞523808

光热治疗法是当今治疗肿瘤的一项新技术。综述了纳米微胶囊在肿瘤光热治疗法中的应用及前景,阐述了肿瘤光热治疗法的治疗机理和不同光吸收材料的优缺点,总结了纳米微胶囊的基本生产工艺特点,提出了一种未来用于肿瘤光热治疗法中的可逆... 详细信息

光热治疗法是当今治疗肿瘤的一项新技术。综述了纳米微胶囊在肿瘤光热治疗法中的应用及前景,阐述了肿瘤光热治疗法的治疗机理和不同光吸收材料的优缺点,总结了纳米微胶囊的基本生产工艺特点,提出了一种未来用于肿瘤光热治疗法中的可逆热致变色纳米微胶囊材料的制备新工艺和光热治疗法中所使用的可逆热致变色材料存在光热转化效率低、成本高等关键技术瓶颈的解决途径。

关键词：微胶囊纳米材料壳聚糖可逆热致变色材料光热治疗法

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OBD-1(黑色)可逆热致变色微胶囊制备及其在防伪领域的应用

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山东化工 2024年第6期53卷 64-67,71页

作者：薛盛张玄何淋波李莉钟丽桢黄少波易耀辉邵友元东莞理工学院化学工程与能源技术学院广东东莞523808

当今社会,假冒伪劣产品泛滥,给社会经济带来严重的负面影响。旨在研发一种灵敏度高、温变区间小、耐酸耐碱的OBD-1(黑色)可逆热致变色微胶囊,并将其应用在温变防伪涂料。选取黑色发色剂OBD-1、双酚A、十六醇为芯材料,脲醛树脂为壁材料,... 详细信息

当今社会,假冒伪劣产品泛滥,给社会经济带来严重的负面影响。旨在研发一种灵敏度高、温变区间小、耐酸耐碱的OBD-1(黑色)可逆热致变色微胶囊,并将其应用在温变防伪涂料。选取黑色发色剂OBD-1、双酚A、十六醇为芯材料,脲醛树脂为壁材料,通过原位聚合法制备微胶囊。利用显微镜观察微胶囊的外部形貌,通过激光粒径测定仪对微胶囊粒径及粒径分布范围进行了测定,考察了微胶囊制备时的不同的制备条件对微胶囊粒径大小和样品性能的影响,并得到最佳制备比例。

关键词：微胶囊热敏黑OBD-1 有机热致变色材料原位聚合法

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Legumain-triggered aggregable gold nanoparticles for enhanced intratumoral retention

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Chinese Chemical Letters 2024年第7期35卷 388-393页

作者： Zhi Li Wenpei Li Shaoping Jiang Chuan Hu Yuanyu huang Maxim Shevtsov Huile Gao shaobo Ruan Advanced Research Institute of Multidisciplinary Sciences School of Life ScienceBeijing Institute of TechnologyBeijing 100081China Key Laboratory of Drug Targeting and Drug Delivery System West China School of PharmacySichuan UniversityChengdu 610041China Institute of Cytology of Russian Academy of Sciences(RAS) St.Petersburg 194064Russia

Insufficient intratumoral retention of nanomedicines remains the major challenge for broad implementation in clinical ***,we proposed a legumain-triggered aggregable gold nanoparticle(GNP)delivery platform(GNPs-A&C).GNPs-A&C could form intratumoral or intracellular aggregates in response to the overexpressed *** aggregates with size increase not only could reduce back-flow from interstitial space to peripheral bloodstream but also could restrict the cellular exocytosis,leading to enhanced intratumoral *** vitro studies demonstrated that GNPs-A&C possessed an excellent legumain responsiveness and the increased size was closely relevant with legumain *** vivo studies demonstrated GNPs-A&C possessed slower clearance rate and much higher intratumoral retention within legumain-overexpressed tumor compared to non-aggregable NPs,regardless of intravenous or intratumoral *** importantly,this delivery platform significantly improved the chemotherapeutic effect of doxorubicin(DOX)towards subcutaneous xenograft C6 *** effectiveness of this stimulus-responsive aggregable delivery system provides a thinking for designing more intelligent size-tunable nanomedicine that can substantially improve intratumoral retention.

关键词： Legumain Size-tunable Enhanced retention Stimulus-responsive Nanomedicine

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Influence of Nano-Al_2O_3 on Properties of Magnesia Chrome Refractories

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China's Refractories 2012年第2期21卷 1-6页

作者： ZHANG Daoyun IIANG Mingxue XIAO Guoqing huang shaobo Materials Science and Engineering School Xi＇an University of Architecture and Technology Xi＇an 710055 China Sinosteel Refractory Co. Ltd. Luoyang 471039 China

Magnesia chrome bricks were prepared with fiLsed MgO- Cr2 O3 synthesized material, fused magnesite and ：hrome ore as main starting materials. Nano-Al2O3 was tdded into refractories （ 2% , 4% and 6% in mass ） ;ubstit,ting for Al203 micropowder. After m＆ing and ;haping, the bricks were fired at 1 550 ℃, 1 600 91℃, t 650 ℃ and 1 750℃, respectively. The microstruc-ure , sintering property, mechanical properties, thermal ;kock resistance and shtg resistance of the specimens with he addition of nano-Al2O3 were investigated. The results indicate that the performance of brick with 4 mass% of nano-Al2O3 is greatly improred afier firing at 1 650 ℃.

关键词： nano-alumina magnesia chrome refraclo-ries sinlering properly mechanical properties ther-mal shock resistance. slag resistance

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A scalable bio-inspired polydopamine-Cu ion interfacial layer for high-performance lithium metal anode

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Nano Research 2019年第12期12卷 2919-2924页

作者： Qianqian Meng Huimin Zhang Yue Liu shaobo huang Tianzhu Zhou Xiaofei Yang Biyan Wang Wenfeng Zhang Hai Ming Yu Xiang Meng Li Gaoping Cao Yaqin huang Li-zhen Fan Hao Zhang Yuepeng Guan Beijing Key Laboratory of Advanced Chemical Energy Storage Technologies and Material Research Institute of Chemical DefenseBeijing 100191China Beijing Advanced Innovation Center for Materials Genome Engineering Institute of Advanced Materials and TechnologyUniversity of Science and Technology BeijingBeijing 100083China State Key Laboratory of Chemical Resource Engineering The Key Laboratory of Beijing City on Preparation and Processing of Novel Polymer MaterialsBeijing University of Chemical TechnologyBeijing 100029China

The growth of Li dendrites and the instability of the solid electrolyte in terphase(SEI)layer during plating/stripping has hin dered the practical applicati on of high-energy-density batteries based on a lithium metal *** a stable interfacial layer is effective in preventing lithium corrosiion by the electrolyte and controlling the deposition of lithium ***,we present a robust polydopamine-Cu ion(PDA-Cu^2+)coati ng layer formed by the aggregation of nanoparticles and Cu ions,which can be obtained by a subtle immersion *** demonstrate that the PDA-Cu^2+ protective layer,with a unique structure comprising nanoparticles,can regulate and guide Li metal deposition,and together with Cu ions,forms a lubricating surface to facilitate uniform Li ion diffusion and induce stable SEI layer *** anodes with this PDA-Cu^2+layer modification ultimately achieve higher Coulombic efficiencies,which are consistently stable for over 650 cycles at 0.5 mA·cm^-2 without Li *** introduced PDA-Cu^2+ coating can adhere to any material of any shape;addition ally,the operation can be realized on a large scale because of its *** merits provide a promising approach for developing stable and safe lithium metal batteries.

关键词： polydopamine Cu ions interfacial layer lithium metal anode

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