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黑龙江交通科技 2004年第6期27卷 5-6页

作者：金宏波龙建路桥股份有限公司第六工程处

普通混凝土中掺加钢纤维、膨胀剂和减水剂复合而成高性能混凝土 ,能明显改善混凝土的抗检、抗折、抗冲击韧性 ,同时还能防止或减少收缩裂缝的出现 ,提高混凝土的耐磨性及抗渗性能。这种复合混凝土对修补桥面和伸缩缝过渡带处的窄条混凝... 详细信息

普通混凝土中掺加钢纤维、膨胀剂和减水剂复合而成高性能混凝土 ,能明显改善混凝土的抗检、抗折、抗冲击韧性 ,同时还能防止或减少收缩裂缝的出现 ,提高混凝土的耐磨性及抗渗性能。这种复合混凝土对修补桥面和伸缩缝过渡带处的窄条混凝土十分有利。

关键词：伸缩缝普通混凝土收缩裂缝混凝土修补高性能混凝土膨胀剂钢纤维桥面抗折减水剂

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中国赛艇品牌发展战略

体育成人教育学刊 2009年第5期25卷 36-37页

作者：金洪波洛阳市重点体校河南洛阳471000

对在全球市场环境下实施中国赛艇品牌的重要性进行阐述,指出我国赛艇用品品牌发展中存在的问题,以及与国外赛艇品牌在战略上存在的差距,进一步提出中国赛艇品牌应采取的战略构想。

关键词：中国赛艇赛艇品牌品牌发展

Fu-Rec:Multi-Task Learning Recommendation Model Fusing Neighbor-Discrimination and Self-Discrimination

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Wuhan University Journal of Natural Sciences 2024年第2期29卷 134-144页

作者： ZHENG Sirui HUANG bo LIU jin ZENG Guohui YIN Ling LI Zhi SUN Tie School of Electronic and Electrical Engineering Shanghai University of Engineering ScienceShanghai 201600China School of Computer Wuhan UniversityWuhan 430072HubeiChina School of Computer Science and Engineering Guangxi Normal UniversityGuilin 541004GuangxiChina AIoT Manufacturing Solutions Technology Co. Ltd.Hefei 230000AnhuiChina

In recent years,self-supervised learning has achieved great success in areas such as computer vision and natural language processing because it can mine supervised signals from unlabeled data and reduce the reliance on manual ***,the currently generated self-supervised signals are either neighbor discrimination or self-discrimination,and there is no model to integrate neighbor discrimination and *** on this,this paper proposes Fu-Rec that integrates neighbor-discrimination contrastive learning and self-discrimination contrastive learning,which consists of three modules:(1)neighbor-discrimination contrastive learning,(2)selfdiscrimination contrastive learning,and(3)recommendation *** neighbor-discrimination contrastive learning and selfdiscrimination contrastive learning tasks are used as auxiliary tasks to assist the recommendation *** Fu-Rec model effectively utilizes the respective advantages of neighbor-discrimination and self-discrimination to consider the information of the user’s neighbors as well as the user and the item itself for the recommendation,which results in better performance of the recommendation *** results on several public datasets demonstrate the effectiveness of the Fu-Rec proposed in this paper.

关键词： self-supervised learning recommendation system contrastive learning multi-task learning

Photoelectric-driven conductive composite ionogel patch for effective wound healing

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eScience 2024年第2期4卷 92-100页

作者： Xingkai Ju Jiao Kong Guohua Qi Shuping Hou bo Wang Xingkang Diao Shaojun Dong Yongdong jin State Key Laboratory of Electroanalytical Chemistry Changchun Institute of Applied ChemistryChinese Academy of SciencesChangchun 130022China School of Applied Chemistry and Engineering University of Science and Technology of ChinaHefei 230026China Guangdong Key Laboratory of Biomedical Measurements and Ultrasound Imaging School of Biomedical EngineeringShenzhen University Medical SchoolShenzhen UniversityShenzhen 518060China

Developing the high biosafety,effective and wearable devices for fast wound healing is highly desired but remains a ***,we propose a“win–win co-operation”strategy to potentiate effective skin wound healing at the wound site by constructing robust and ecofriendly composite patch under opto-electric *** wearable patch is composed of ionic gel doped with Ti3C2Tx(MXene),which possesses good photothermal response to kill the bacteria via effective inhibition of the expression of inflammatory factors,preventing wound ***,the composite ionogel patch is capable of providing green and on-demand electrical stimulation for wound site,guiding cell migration and proliferation by improved bioenergy and expression up-regulation of growth *** mice wound models,the treatment group healed~31%more ***,the wearable devices could enable visual and real-time supervising treatment effect due to their good *** proposed strategy would be promising for future clinical treatment of wound healing.

关键词： Wound healing Wearable composite ionogel patch Antibacteria Electrical stimulation Cell migration and proliferation

SnO_(2)/metal organic complex composite derived from low-temperature activated metal organic complex for advanced lithium storage

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Rare Metals 2024年第7期43卷 3032-3043页

作者： Gui-Long Liu Zi-Han Zhao jin-Ke Shen Zi-bo Zhao Nai-Teng Wu Dong-Lei Guo Wei-Wei Yuan Yong Liu Ye-Hua Su Xian-Ming Liu Luoyang Key Laboratory of Green Energy Materials College of Chemistry and Chemical EngineeringLuoyang Normal UniversityLuoyang 471934China School of Materials Science and Engineering Henan University of Science and TechnologyLuoyang 471023China Inner Mongolia Shijie Chemical Co. Ltd.Alxa League 737300

Sn-based metal organic complexes with coordination bonds,multi-active sites,and high theoretical capacity have attracted much attention as promising anodes for lithium ion ***,the low electrical conductivity and huge volume changes restricted their electrochemical stability and practical ***,Snbased anode with superior electrochemical performance,including a high reversible capacity of 1050.1 mAh·g^(-1)at 2 A·g^(-1)and a stable capacity of 1105.5 mAh·g^(-1)after 500 cycles at 1 A·g^(-1),was fabricated via a low-temperature calcination strategy from Sn metal organic *** low-temperature calcination process regulates Sn-O bond and prevents the agglomeration of SnO_(2),generating highly dispersed SnO_(2) decorated metal organic complexes and providing sufficient active sites for ion *** situ characterizations expound that the undecomposed Sn-based metal organic complexes could be transformed into SnO_(2) during lithiation and delithiation,which enhances the electrical conductivity and induces a strong pseudo-capacitive behavior,accelerating the electrochemical kinetics;the multiple solid electrolyte interface with inflexible LiF and flexible ROCO_(2)Li buffers the volume variation of the electrode,resulting in its high electrochemical *** work provides a simple strategy for preparing excellent Sn-based anodes from metal organic complexes and reveals the lithium storage mechanism of the prepared Snbased anode.

关键词： Metal organic complex Lithium ion battery Electrochemical activation Low-temperature activation Partial decomposition

The m^(6)A regulator KIAA1429 stabilizes RAB27B mRNA and promotes the progression of chronic myeloid leukemia and resistance to targeted therapy

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Genes & Diseases 2024年第2期11卷 993-1008页

作者： Fangyi Yao Fangmin Zhong Junyao Jiang Ying Cheng Shuai Xu jing Liu jin Lin jing Zhang Shuqi Li Meiyong Li Yanmei Xu bo Huang Xiaozhong Wang Jiangxi Province Key Laboratory of Laboratory Medicine Jiangxi Provincial Clinical Research Center for Laboratory MedicineDepartment of Clinical LaboratoryThe Second Affiliated Hospital of Nanchang UniversityNanchangJiangxi 330006China

Chronic myeloid leukemia(CML)is a common adult *** the acute phase of the disease and the adverse effects of anti-cancer treatments can lead to a poor *** N6-methyladenine(m^(6)A)modification plays an important regulatory role in various physiological and pathological ***1429 is a known m^(6)A regulator,but the biological role of KIAA1429 in CML is *** this study,we observed that the m^(6)A levels and KIAA1429 expression were significantly up-regulated in patients with blast phase ***,KIAA1429 regulated the total level of RNA m^(6)A modification in the CML cells and promoted the malignant biological behaviors of CML cells,including proliferation,migration,and imatinib *** KIAA1429 in CML cells reduced the stability of RAB27B mRNA through the m^(6)A/YTHDF1 axis,consequently inhibiting CML proliferation and drug efflux,ultimately increasing the sensitivity of CML cells to ***,the knockdown of RAB27B also inhibited the proliferation and drug resistance of CML cells and promoted their ***,a recently developed anti-cancer agent,suppressed the expression of KIAA1429 and CML cell proliferation and promoted cell *** also inhibited the tumorigenesis of CML cells in *** combined use of rucaparib and imatinib enhanced the sensitivity of CML cells to *** study provides evidence that elevated KIAA1429 expression in the blast phase of CML enhances the stability of RAB27B mRNA through the m^(6)A/YTHDF1 axis to up-regulate RAB27B expression,thereby promoting CML *** exerts inhibitory effects on KIAA1429 expression and thus reduces CML progression.

关键词： Chronic myeloid leukemia KIAA1429 N6-methyladenine RAB27B Rucaparib YTHDF1

A review on WO_(3)-based composite photocatalysts:synthesis,catalytic mechanism and diversified applications

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Rare Metals 2024年第8期43卷 3441-3459页

作者： Xue Zhang Zi-Qi Zhang Yan-Dong Sun Xiao-Jia Ma Feng-Xian jin Fang-Yuan Zhang Wei-Guang Han bo-Xiong Shen Sheng-Qi Guo College of Energy and Environmental Engineering Hebei University of TechnologyTianjin 300401China Department of Food and Chemical Engineering Liuzhou Institute of TechnologyLiuzhou 545616China

Photocatalysis as an emerging "green" energy conversion technology has attracted domestic and international *** technology uses semiconductor photocatalysts to convert solar energy into directly usable chemical energy,showing great potential for application in environmental pollutant purification and clean energy production,with broad development *** many semiconductor materials,tungsten trioxide(WO_(3)) is favored by researchers in the field of photocatalysis because of its good visible light response and excellent valence band hole oxidation ***,a large number of photocatalysts based on WO_(3),in particular W03-based composite photocatalysts,have been reported,and their applications cover a wide range of *** order to promote the development of WO_(3)-based photocatalysts and provide a reference for colleagues,we present a systematic summary of the applications and research progress of W03-based composites in the field of photocatalysis in recent *** from the structural properties of WO_(3)itself,this article summarizes the preparation methods and structure-activity relationships of WO_(3)-based composite ***,it introduces the current application status of existing WO_(3)-based composite photocatalysts in CO_(2) reduction,hydrogen production,nitrogen fixation,and pollutant ***,the development prospects were analyzed.

关键词： WO_(3)-based composite photocatalysts Intrinsic characteristic Preparation method Reaction mechanism Applications

考虑公众参与和规制俘获的央地企环境行为的演化博弈分析

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经济问题 2024年第5期 96-105页

作者：金波太原学院财经系山西太原030032

在环境压力日益增大的情境中,有效的环境治理不仅是提升生态质量的关键,也是确保社会经济可持续发展的必要条件。基于演化博弈理论,结合规制俘获并引入公众参与作为主要参数构建中央政府、地方政府和企业的三方博弈模型,探究了各博弈主... 详细信息

在环境压力日益增大的情境中,有效的环境治理不仅是提升生态质量的关键,也是确保社会经济可持续发展的必要条件。基于演化博弈理论,结合规制俘获并引入公众参与作为主要参数构建中央政府、地方政府和企业的三方博弈模型,探究了各博弈主体的策略选择及其影响因素,并分析了系统均衡点的稳定性。结论表明:企业选择绿色转型主要取决于转型的成本和收益,在缺乏各级政府监管情况下企业转型收益的提高有利于企业主动转型;中央政府的策略选择受到成本收益的制约,公众环境关注度的增加可以有效推动中央政府选择监督策略;地方政府是否被规制俘获的关键在于其监督成本的高低和对经济的偏好程度。

关键词：规制俘获公众参与演化博弈环境治理仿真分析

Insight into structural degradation of NCMs under extreme fast charging process

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Rare Metals 2024年第1期43卷 41-50页

作者： Yu Tang Xing-Yu Wang jin-Can Ren bo-Wen Chen Zhi-Yong Huang Wei Wang Ya-Lan Huang Bing-Hao Zhang Si Lan Zhang-Long He Qi Liu Hao He Department of Physics City University of Hong KongHong Kong 999077China Shenzhen Research Institute City University of Hong KongShenzhen 518057China College of Materials Science and Engineering Changsha University of Science&TechnologyChangsha 410114China

Lithium-ion batteries(LIBs)with extreme fast charging(XFC)capability are considered an effective way to alleviate range anxiety for electric vehicle(EV)*** to the high ionic and electronic conductivity of LiNi_(x)Co_(y)Mn_zO_(2)(x+y+z=1,NCM)cathodes,the inevitable Li plating of graphite in NCM|graphite cell is usually identified as a key bottleneck for XFC ***,the capacity decay mechanism of cathode materials under XFC has not been fully *** this work,three typical NCM cathode materials with different Ni fractions were chosen and their electrochemical performances under XFC associated with structural evolution were investigated.A faster capacity decay of NCMs under XFC conditions is observed,especially for Ni-rich ***-situ X-ray diffraction(XRD)reveals that the multiple caxis parameters appear at the high-voltage regions in Nirich NCMs,which is probably triggered by the larger obstruction of Li(de)***,NCMs with moderate Ni fraction also present a similar trend under XFC *** phenomenon is more detrimental to the structural and morphological stability,resulting in a faster capacity decay than that under low current *** work provides new insight into the degradation mechanism of NCMs under XFC conditions,which can promote the development of NCM cathode materials with XFC capability.

关键词： Lithium-ion batteries Ni fraction Extreme fast charging Structural evolution

Ultratough Yet Dynamic Crystalline Poly(thiourethane)Network Directly from Low Viscosity Precursors

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CCS Chemistry 2024年第3期6卷 682-692页

作者： Haijun Feng Yi Sheng Guancong Chen Binjie jin Zizheng Fang bo Yang Xiaorui Zhou Wenxuan Wu Tao Xie Ning Zheng State Key Laboratory of Chemical Engineering College of Chemical and Biological EngineeringZhejiang UniversityHangzhou 310058 Department of Colorectal Surgery and Oncology Key Laboratory of Cancer Prevention and InterventionMinistry of EducationThe Second Affiliated HospitalZhejiang University School of MedicineHangzhou 310027

Thermosets based on direct curing of multifunctional monomers offer processing flexibility that thermoplastics cannot ***,this type of thermoset is typically amorphous since it is difficult to meet the stringent requirement of long-range molecular regularity for ***,we report here a crystallizable poly(thiourethane)thermoset synthesized directly from the curing of low-viscosity liquid precursors that does not employ any *** crystalline nature results in superior toughness,comparable to commercial high-density polyethylene,in sharp contrast to the brittleness of the typical,rigid,glassy thermoset *** that,the network polymer exhibits shape-memory behavior in which the crystalline transition is utilized for temporary shape fixing/recovery whereas the dynamic thiourethane bonds can be activated for bond exchange as a mechanism for complex shape *** with these combined features represent attractive options for demanding engineering applications due to their high performance and multifunctinality.

关键词： thermosets crystalline polymer thiourethane thermadapt