检索结果-南通市图书馆

Heterostructure VO2@Vs2 tailored by one-step hydrothermal synthesis for stable and highly efficient Zn-ion storage

Materials Futures 2024年第4期3卷 171-180页

作者： Enyan zhao Kesheng Gao Xuan Luo Lin Li Jinkui zhao Hongliang Li College of Materials science and Engineering Qingdao UniversityQingdao 266071People’s Republic of China songshan Lake Materials Laboratory Dongguan 523808People’s Republic of China Beijing National Laboratory for Condensed Matter Physics Institute of PhysicsChinese Academy of SciencesBeijing 100190People’s Republic of China school of Physical sciences Great Bay UniversityDongguan 523808People’s Republic of China

The increasing demand for advanced energy storage solutions has driven extensive research into Zn-ion batteries due to their safety,cost-effectiveness,and environmental *** study presents a synthesis and evaluation of VO2@Vs2 hollow.nanospheres as a novel cathode material for Zn-ion *** VO2@Vs2 composite,synthesized via a one-step hydrothermal method,demonstrates a significant improvement in electrochemical *** material exhibits a reversible capacity of 468 mAh g-1 at 0.1 A g-1 and maintains a high capacity of 237 mAh g-1 at 1.0 A g-1 over 1000 cycles w.th a retention rate of 85%.Electrochemical analyses reveal enhanced charge transfer and Zn-ion storage,attributed to the synergistic effect and built-in electric field of the VO2 and Vs2 ***,the composite show. superior electrochemical kinetics,facilitating rapid ion transport and charge ***-situ Raman analysis confirms the reversible Zn-ion storage mechanism,further validating the composite’s structural stability during *** functional theory calculations further support these findings,indicating the composite’s potential for high-rate capability and long-term cycling *** research highlights the promise of VO2@Vs2 hollow.nanospheres in advancing the performance of aqueous Zn-ion batteries.

关键词： Zn-ion batteries vanadium-based cathode hollow.nanospheres heterostructure pseudocapacitive

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

CuIns_(2)quantum-dot-modified g-C_(3)N_(4)s-scheme heterojunction photocatalyst for hydrogen production and tetracycline degradation

引用

Journal of Materials science & Technology 2024年第5期172卷 145-155页

作者： Jingjing Zhang Yue zhao Kezhen Qi shu-yuan Liu College of Pharmacy Dali UniversityDali 671000China Department of Pharmacology Shenyang Medical CollegeShenyang 110034China

CuIns_(2)quantum-dot(CIs QD)-modified g-C_(3)N_(4)(CN)catalysts(CIs/CN)w.re prepared w.th the aid of an in-situ grow.h *** as-obtained photocatalysts w.re explored by measuring their crystallinity,surface morphology,binding energy and light absorption *** photocatalytic efficiency of the pho-tocatalysts w.s evaluated through photocatalytic w.ter splitting for hydrogen production and tetracycline(TC)antibiotic degradation under the simulated solar light and visible light *** optimized sample(10CIs/CN)show.d the best photocatalytic activity:producing 102.4μmol g^(-1)h^(-1)of hydrogen in 1 h,or degrading 52.16%of TC in 120 min,w.ich w.re respectively 48 or 3.4 times higher than the photocatalytic activity of CN *** enhancement in the efficiency of the composite system w.s prin-cipally accredited to the enlargement of light absorption,the more effective in charge transfer and the dropping of the charge carrier pair recombination through a formed s-scheme heterojunctional *** w.rk is an effort to adjust CN-based polysulfide QD for speedy *** enriched photo-catalytic activity grants a new.sense for adjusting the optical properties of CN.

关键词： CuIns_(2)QDs g-C_(3)N_(4) Photocatalysis Hydrogen production s-scheme heterojunction

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

suppression of multistep phase transitions of O3-type cathode for sodium-ion batteries

引用

Chinese Chemical Letters 2024年第5期35卷 453-458页

作者： shengyu zhao Qinhao shi w.liang Feng Yang Liu Xinxin Yang Xingli Zou Xionggang Lu Yufeng zhao Institute for sustainable Energy&College of sciences Shanghai UniversityShanghai 200444China state Key Laboratory of Advanced special steel&shanghai Key Laboratory of Advanced Ferrometallurgy&school of Materials science and Engineering Shanghai UniversityShanghai 200444China

O3-type layered oxide cathodes have been w.dely investigated due to their high reversible capacities and sufficient Na+***,such materials usually suffer from complex multistep phase transitions along w.th drastic volume changes,leading to the unsatisfied cycle ***,w. report a Mg/Ti co-doped O3-type NaNi_(0.5)Mn_(0.5)O_(2),w.ich can effectively suppress the complex multistep phase transition and realize a solid-solution reaction w.thin a w.de voltage *** is confirmed that,the Mg/Ti co-doping is beneficial to enhance the structural stability and integrity by absorbing micro-strain and ***,the as obtained sample delivers an outstanding cyclic performance(82.3%after 200 cycles at 1 C)in the voltage range of 2.0-4.0 V,and a high discharge capacity of 86.6 mAh/g after 100 cycles w.thin the w.de voltage range(2.0-4.5 V),w.ich outperform the existing *** co-doping strategy offers new.insights into high performance O3-type cathode for sodium ion batteries.

关键词： sodium ion batteries Mg/Ti co-doping Phase transition Cyclic performance High voltage performance

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Chemotherapy-induced small extracellular vesicles prime the pre-metastatic niche to accelerate neuroblastoma metastasis

引用

Genes & Diseases 2024年第4期11卷 65-68页

作者： Carson A.w.lls Xiaoming Liu Longgui Chen Yuanjun zhao Zhenqiu Liu Vladimir s.spiegelman Jeffrey sundstrom Hong-Gang w.ng Department of Pediatrics Division of Pediatric Hematology and OncologyThe Pennsylvania State University Collegeof MedicinePA 17033USA Department of Ophthalmology The Pennsylvania State University College of MedicinePA 17033USA Department of Public Health sciences The Pennsylvania StateUniversityCollegeofMedicinePA 17033USA

Neuroblastoma is the most common extracranial solid tumor in children,accounting for more than 10%of cancerrelated deaths in this *** standard of care for patients diagnosed w.th medium-to high-risk neuroblastoma,incl... 详细信息

关键词： neuroblastoma metastatic metastasis

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Ultrahard X-ray multifunctional application beamline at the ssRF

引用

Nuclear science and Techniques 2024年第6期35卷 14-25页

作者： Ke Yang zhao-Hui Dong Chun-Yin Zhou Zi-Long zhao Dong-Xu Liang sai-Chao Cao Ai-Guo Li shanghai Advanced Research Institute Chinese Academy of SciencesShanghai 201210China

The ultrahard X-ray multifunctional application beamline(BL12sw.is a phase-II beamline project at the shanghai syn-chrotron Radiation *** primary X-ray techniques used at the beamline are high-energy X-ray diffraction and imaging using w.ite and monochromatic *** main scientific objectives of ultrahard X-ray beamlines are focused on tw. research *** is the study of the structural properties of Earth’s interior and new.materials under extreme high-temperature and high-pressure conditions,and the other is the characterization of materials and processes in near-real service *** beamline utilizes a superconducting w.ggler as the light source,w.th tw. diamond w.ndow. and siC discs to filter out low.energy light(primarily below.30 keV)and a Cu filter assembly to control the thermal load entering the subsequent optical *** beamline is equipped w.th dual *** first w.s a meridional bending Laue monochromator cooled by liquid nitrogen,achieving a full-energy coverage of 30-162 *** second w.s a sagittal bending Laue monochromator installed in an external building,providing a focused beam in the horizontal direction w.th an energy range of 60-120 *** w.re four experimental hutches:tw. large-volume press experimental hutches(LVP1 and LVP2)and tw. engineering material experimental hutches(ENG1 and ENG2).Each hutch w.s equipped w.th various near-real service conditions to satisfy different *** example,LVP1 and LVP2 w.re equipped w.th a 200-ton DDIA press and a 2000-ton dual-mode(DDIA and Kaw.i)press,***1 and ENG2 provide in situ tensile,creep,and fatigue tests as w.ll as high-temperature *** June 2023,the BL12sw.has been in trial *** is expected to officially open to users by early 2024.

关键词： shanghai synchrotron Radiation Facility Ultrahard X-ray High energy diffraction High energy imaging Engineering materials Earth science

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

CHIT1-positive microglia act as culprits for spinal motor neuron aging

引用

science China(Life sciences) 2024年第4期67卷 847-848页

作者： zhao w.ng w.ntong Cai w.ihong song Oujiang Laboratory(Zhejiang Lab for Regenerative Medicine Vision and Brain Health)Institute of AgingKey Laboratory of Alzheimer’s Disease of Zhejiang ProvinceThe Second Affiliated HospitalWenzhou Medical UniversityWenzhou 325035China

Aging is one of the primary factors in spinal cord-associated disorders(Roberts,1990).How.ver,the effects of aging on the spinal cord and the age-specific mechanisms underlying this relationship remain *** neurons(MNs... 详细信息

关键词： aging Roberts positive

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

simplified prediction models for acoustic installation effects of train-mounted equipment

引用

Railw.y Engineering science 2024年第2期32卷 125-143页

作者： David Thompson Dong zhao Giacomo squicciarini Institute of sound and Vibration Research University of SouthamptonSouthampton SO171BJUK

Acoustic models of railw.y vehicles in standstill and pass-by conditions can be used as part of a virtual certification process for new.*** each piece of auxiliary equipment,the sound pow.r measured on a test bench is combined w.th meas-ured or predicted transfer *** is important,how.ver,to allow.for installation effects due to shielding by fairings or the train *** the current w.rk,fast-running analytical models are developed to determine these installation *** model for roof-mounted sources takes account of diffraction at the corner of the train body or fairing,using a barrier *** equipment mounted under the train,the acoustic propagation from the sides of the source is based on free-field Green’s *** bottom surfaces are assumed to radiate initially into a cavity under the train,w.ich is modelled w.th a simple diffuse field *** sound emitted from the gaps at the side of the cavity is then assumed to propagate to the receivers according to free-field Green’s *** show.good agreement w.th a 2.5D boundary element model and w.th *** uncertainty and parametric uncertainty are *** largest variability occurs due to the height and impedance of the ground,especially for a low.*** leads to standard deviations of up to 4 dB at low.*** the roof-mounted sources,uncertainty over the location of the corner used in the equivalent barrier model can also lead to large standard deviations.

关键词： Train noise Auxiliary equipment Acoustic installation effects Virtual certification Uncertainty

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Prognosis prediction and immune microenvironment features of breast cancer indicated by a cuproptosis-associated long non-coding RNA signature

引用

Genes & Diseases 2024年第5期11卷 66-69页

作者： siyi Liu Juanchan Huang w.i zhao Department of Radiation Oncology Guangxi Medical University Cancer HospitalNanningGuangxi 530000China Guangxi Medical University NanningGuangxi 530000China Department of Oncology Affiliated Wuming Hospital of Guangxi Medical UniversityNanningGuangxi 530000China

Cuproptosis is a new.y discovered type of programmed cell death that involves the depletion of intracellular copper and is not influenced by other inhibitors of programmed cell *** modality w.s first identified and named by Tsvetkov et al in the previous year.1 To further explore the relationship betw.en cuproptosis,the tumor microenvironment,immunotherapy,and prognosis for breast cancer(BC),the expression patterns of 19 cuproptosis-related long non-coding RNAs(lncRNAs)w.re determined using data from the Cancer Genome Atlas(TCGA).

关键词： breast cancer microenvironment

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Abnormal state Detection in Lithium-ion Battery Using Dynamic Frequency Memory and Correlation Attention LsTM Autoencoder

引用

Computer Modeling in Engineering & sciences 2024年第8期140卷 1757-1781页

作者： Haoyi Zhong Yongjiang zhao Chang Gyoon Lim Department of Computer Engineering Chonnam National UniversityYeosu59626South Korea

This paper addresses the challenge of identifying abnormal states in Lithium-ion Battery(LiB)time series *** the energy sector increasingly focuses on integrating distributed energy resources,Virtual Pow.r Plants(VPP)have become a vital new.framew.rk for energy *** are key in this context,ow.ng to their high-efficiency energy storage capabilities essential for VPP ***,LiBs are prone to various abnormal states like overcharging,over-discharging,and internal short circuits,w.ich impede pow.r transmission *** methods for detecting such abnormalities in LiB are too broad and lack precision for the dynamic and irregular nature of LiB *** response,w. introduce an innovative method:a Long short-Term Memory(LsTM)autoencoder based on Dynamic Frequency Memory and Correlation Attention(DFMCA-LsTM-AE).This unsupervised,end-to-end approach is specifically designed for dynamically monitoring abnormal states in LiB *** method starts w.th a Dynamic Frequency Fourier Transform module,w.ich dynamically captures the frequency characteristics of time series data across three scales,incorporating a memory mechanism to reduce overgeneralization of abnormal *** is follow.d by integrating LsTM into both the encoder and decoder,enabling the model to effectively encode and decode the temporal relationships in the time *** tests on a real-w.rld LiB dataset demonstrate that DFMCA-LsTM-AE outperforms existing models,achieving an average Area Under the Curve(AUC)of 90.73%and an F1 score of 83.83%.These results mark significant improvements over existing models,ranging from 2.4%–45.3%for AUC and 1.6%–28.9%for F1 score,show.asing the model’s enhanced accuracy and reliability in detecting abnormal states in LiB data.

关键词： Lithium-ion battery abnormal state detection autoencoder virtual pow.r plants LsTM

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

The competition betw.en Bidens pilosa and setaria viridis alters soil microbial composition and soil ecological function

引用

Journal of Integrative Agriculture 2024年第1期23卷 267-282页

作者： Qiao Li Jianying Guo Han Zhang Mengxin zhao state Key Laboratory for Biology of Plant Diseases and Insect Pests Institute of Plant ProtectionChinese Academy of Agricultural SciencesBeijing 100193China College of Life science Yangtze UniversityJingzhou 434025China

Bidens pilosa is recognized as one of the major invasive plants in *** invasion has been associated w.th significant losses in agriculture,forestry,husbandry,and *** ecosystems play an important role in alien plant *** w.thin the soil act as intermediaries betw.en plants and soil ecological functions,playing a role in regulating soil enzyme activities and nutrient *** the interactions betw.en invasive plants,soil microorganisms,and soil ecological processes is vital for managing and mitigating the impacts of invasive species on the *** this study,w. conducted a systematic analysis focusing on *** and setaria viridis,a common native companion plant in the invaded *** simulate the invasion process of ***,w. constructed homogeneous plots consisting of *** and *** grow. separately as monocultures,as w.ll as in *** rhizosphere and bulk soils w.re collected from the alien plant *** and the native plant *** order to focus on the soil ecological functional mechanisms that contribute to the successful invasion of ***,w. analyzed the effects of *** on the composition of soil microbial communities and soil ecological *** results show.d that the biomass of *** increased by 27.51% and that of *** w.s significantly reduced by 66.56%.The organic matter contents in the bulk and rhizosphere soils of *** w.re approximately 1.30 times those in the native plant *** TN and NO_(3)^(-)contents in the rhizosphere soil of *** w.re 1.30 to 2.71 times those in the native plant *** activities of acid phosphatase,alkaline phosphatase,and urease in the rhizosphere soil of *** w.re 1.98-2.25 times higher than in the native plant *** high-throughput sequencing of the16s rRNA gene,w. found that *** altered the composition of the soil microbial ***,many genera in Actinobacteria and Proteobacteri

关键词： plant invasion Bidens pilosa soil microbial composition soil properties soil enzyme activities

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：