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Multilevel carbon architecture of subnanoscopic silicon for fast‐charging high‐energy‐density lithium‐ion batteries

Carbon Energy 2024年第4期6卷 256-268页

作者： Meisheng Han Yongbiao Mu Lei wei lin Zeng Tianshou Zhao Shenzhen Key Laboratory of Advanced Energy Storage Southern University of Science and TechnologyShenzhenChina SUSTech Energy Institute for Carbon Neutrality Southern University of Science and TechnologyShenzhenChina Department of Mechanical and Energy Engineering Southern University of Science and TechnologyShenzhenChina

Silicon(Si)is widely used as a lithium‐ion‐battery anode owing to its high capacity and abundant crustal ***,large volume change upon cycling and poor conductivity of Si cause rapid capacity decay and poor fast‐charging capability limiting its commercial ***,we propose a multilevel carbon architecture with vertical graphene sheets(VGSs)grown on surfaces of subnanoscopically and homogeneously dispersed Si–C composite nanospheres,which are subsequently embedded into a carbon matrix(C/VGSs@Si–C).Subnanoscopic C in the Si–C nanospheres,VGSs,and carbon matrix form a three‐dimensional conductive and robust network,which significantly improves the conductivity and suppresses the volume expansion of Si,thereby boosting charge transport and improving electrode *** VGSs with vast exposed edges considerably increase the contact area with the carbon matrix and supply directional transport channels through the entire material,which boosts charge *** carbon matrix encapsulates VGSs@Si–C to decrease the specific surface area and increase tap density,thus yielding high first Coulombic efficiency and electrode compaction ***,C/VGSs@Si–C delivers excellent Li‐ion storage performances under industrial electrode *** particular,the full cells show high energy densities of 603.5 Wh kg^(−1)and 1685.5 Wh L^(−1)at 0.1 C and maintain 80.7%of the energy density at 3 C.

关键词： fast charging high energy densities lithium‐ion batteries multilevel carbon architecture subnanoscopic silicon anode

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Local Hybrid linear State Estimation for Electric Power Systems Using Stream Processing

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CSEE Journal of Power and Energy Systems 2024年第3期10卷 1259-1268页

作者： Kang Sun Manyun Huang Zhinong wei Yuzhang lin Guoqiang Sun College of Energy and Electrical Engineering Hohai UniversityNanjing 210098China Department of Department of Electrical and Computer Engineering University of Massachusetts LowellLowell MA 01854USA IEEE

The increasing penetration of renewable energy resources with highly fluctuating outputs has placed increasing concern on the accuracy and timeliness of electric power system state estimation(SE).Meanwhile,we note that only a fraction of system states fluctuate at the millisecond level and require to be *** such,refreshing only those states with significant variation would enhance the computational efficiency of SE and make fast-continuous update of states ***,this is difficult to achieve with conventional SE methods,which generally refresh states of the entire system every 4–5 *** this context,we propose a local hybrid linear SE framework using stream processing,in which synchronized measurements received from phasor measurement units(PMUs),and trigger/timingmode measurements received from remote terminal units(RTUs)are used to update the associated local ***,the measurement update process efficiency and timeliness are enhanced by proposing a trigger measurement-based fast dynamic partitioning algorithm for determining the areas of the system with states requiring *** particular,non-iterative hybrid linear formulations with both RTUs and PMUs are employed to solve the local SE *** timeliness,accuracy,and computational efficiency of the proposed method are demonstrated by extensive simulations based on IEEE 118-,300-,and 2383-bus systems.

关键词： Fast dynamic partitioning local hybrid linear state estimation phasor measurement units stream processing timeliness trigger/timing-mode measurements

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Calcification-associated molecular traits and therapeutic strategies in hormone receptor-positive HER2-negative breast cancer

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Cancer Biology & Medicine 2024年第5期21卷 400-415页

作者： Yuwei Li Yuzheng Xu Caijin lin Xi Jin Ding Ma Zhiming shao Department of Breast Surgery Fudan University Shanghai Cancer CenterShanghai 200032China Key Laboratory of Breast Cancer in Shanghai Fudan University Shanghai Cancer CenterShanghai 200032China Department of Oncology Shanghai Medical CollegeFudan UniversityShanghai 200032China

Objective:Mammographic calcifications are a common feature of breast cancer,but their molecular characteristics and treatment implications in hormone receptor-positive(HR+)/human epidermal growth factor receptor 2-negative(HER2−)breast cancer remain ***:We retrospectively collected mammography records of an HR+/HER2−breast cancer cohort(n=316)with matched clinicopathological,genomic,transcriptomic,and metabolomic *** the basis of mammographic images,we grouped tumors by calcification status into calcification-negative tumors,tumors with probably benign calcifications,tumors with calcification of lowmoderate suspicion for maligancy and tumors with calcification of high suspicion for *** then explored the molecular characteristics associated with each calcification status across multiple ***:Among the different statuses,tumors with probably benign calcifications exhibited elevated hormone receptor immunohistochemical staining scores,estrogen receptor(ER)pathway activation,lipid metabolism,and sensitivity to endocrine *** with calcifications of high suspicion for malignancy had relatively larger tumor sizes,elevated lymph node metastasis incidence,Ki-67 staining scores,genomic instability,cell cycle pathway activation,and may benefit from cyclin-dependent kinase 4 and 6(CDK4/6)***:Our research established links between tumor calcifications and molecular features,thus proposing potential precision treatment strategies for HR+/HER2−breast cancer.

关键词： HR+/HER2−breast cancer mammographic calcifications molecular features precision treatment

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Drug repurposing for cancer therapy

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Signal Transduction and Targeted Therapy 2024年第5期9卷 1981-2013页

作者： Ying Xia Ming Sun Hai Huang wei-lin Jin Center for Clinical Laboratories The Affiliated Hospital of Guizhou Medical UniversityGuiyang 550004PR China The First Affiliated Hospital of Guizhou University of Traditional Chinese Medicine Guiyang 550001PR China School of Clinical Laboratory Science Guizhou Medical UniversityGuiyang 550004PR China Division of Gastroenterology and Hepatology Department of Medicine andDepartment of OncologySidney Kimmel Comprehensive Cancer CenterJohns Hopkins University School of MedicineBaltimoreMD 21287USA Institute of Cancer Neuroscience Medical Frontier Innovation Research CenterThe First Hospital of Lanzhou UniversityThe First Clinical Medical College of Lanzhou UniversityLanzhou 730000PR China

Cancer,a complex and multifactorial disease,presents a significant challenge to global *** significant advances in surgical,radiotherapeutic and immunological approaches,which have improved cancer treatment outcomes,drug therapy continues to serve as a key therapeutic ***,the clinical efficacy of drug therapy is often constrained by drug resistance and severe toxic side effects,and thus there remains a critical need to develop novel cancer *** promising strategy that has received widespread attention in recent years is drug repurposing:the identification of new applications for existing,clinically approved *** repurposing possesses several inherent advantages in the context of cancer treatment since repurposed drugs are typically cost-effective,proven to be safe,and can significantly expedite the drug development process due to their already established safety *** light of this,the present review offers a comprehensive overview of the various methods employed in drug repurposing,specifically focusing on the repurposing of drugs to treat *** describe the antitumor properties of candidate drugs,and discuss in detail how they target both the hallmarks of cancer in tumor cells and the surrounding tumor *** addition,we examine the innovative strategy of integrating drug repurposing with nanotechnology to enhance topical drug *** also emphasize the critical role that repurposed drugs can play when used as part of a combination therapy *** conclude,we outline the challenges associated with repurposing drugs and consider the future prospects of these repurposed drugs transitioning into clinical application.

关键词： drugs integrating spite

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Diabetes and high-glucose could upregulate the expression of receptor for activated C kinase 1 in retina

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World Journal of Diabetes 2024年第3期15卷 519-529页

作者： Jian Tan Ang Xiao lin Yang Yu-lin Tao Yi shao Qiong Zhou Department of Ophthalmology The First Affiliated HospitalJiangxi Medical CollegeNanchang UniversityNanchang 330006Jiangxi ProvinceChina

BACKGROUND Diabetic retinopathy(DR)is a major ocular complication of diabetes mellitus,leading to visual *** pigment epithelium(RPE)injury is a key component of the outer blood retinal barrier,and its damage is an important indicator of *** for activated C kinase 1(RACK1)activates protein kinase C-ε(PKC-ε)to promote the generation of reactive oxygen species(ROS)in RPE cells,leading to ***,we hypothesize that the activation of RACK1 under hypoxic/high-glucose conditions may promote RPE cell apoptosis by modulating PKC-ε/ROS,thereby disrupting the barrier effect of the outer blood retinal barrier and contributing to the progression of *** To investigate the role and associated underlying mechanisms of RACK1 in the development of early *** In this study,Sprague-Dawley rats and adult RPE cell line-19(ARPE-19)cells were used as in vivo and in vitro models,respectively,to explore the role of RACK1 in mediating PKC-εin early ***,the impact of RACK1 on apoptosis and barrier function of RPE cells was also investigated in the former *** Streptozotocin-induced diabetic rats showed increased apoptosis and upregulated expression of RACK1 and PKC-εproteins in RPE cells following a prolonged ***,ARPE-19 cells exposed to high glucose and hypoxia displayed elevated mRNA and protein levels of RACK1 and PKC-ε,accompanied by an increases in ROS production,apoptosis rate,and monolayer ***,silencing RACK1 significantly downregulated the expression of PKC-εand ROS,reduced cell apoptosis and permeability,and protected barrier *** RACK1 plays a significant role in the development of early DR and might serve as a potential therapeutic target for DR by regulating RPE apoptosis and barrier function.

关键词： Diabetic retinopathy Receptor for activated C kinase 1 Protein kinase C-ε Adult retinal pigment epithelium cell line-19

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Relationship between dietary niacin intake and erectile dysfunction:a population-based study

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Asian Journal of Andrology 2024年第4期26卷 382-388页

作者： wei-Long lin Cheng Zheng Hao-Xu Wang wei Zhang Ming-En lin Department of Urology The First Affiliated Hospital of Shantou University Medical CollegeMedical College of Shantou UniversityShantou 515041China The Second School of Clinical Medicine Southern Medical UniversityGuangzhou 510260China.

Existing research on the precise link between dietary niacin intake and erectile dysfunction(ED)is ***,this study aimed to investigate the potential association between dietary niacin intake and the risk of *** logistic regression and restricted cubic splines(RCSs)were used to examine the relationship between dietary niacin intake and *** interaction analysis was performed to assess the impact of different subgroups on the study *** addition,1:1 propensity score matching(PSM)was employed to adjust for potential confounding factors,ensuring the reliability of the *** analyzed data were collected from the 2001–2004 National Health and Nutrition Examination Survey(NHANES)in the *** study encompassed 3184 adults,among whom 863 participants were identified as having *** adjustments for potential confounders,the findings revealed that higher niacin intake,specifically in the highest tertile,was associated with a decreased risk of ED compared to that in the lowest tertile,showing an odds ratio(OR)of 0.56(95%confidence interval[CI]:0.37–0.85).Analysis of dose–response curves illustrated a negative correlation between dietary niacin intake and the risk of *** and interaction analyses fortified the consistency of these ***,PSM corroborated the validity of the *** study suggests an inverse association between dietary niacin intake and the risk of ***,establishing a cause-and-effect relationship remains elusive,and defining the safe threshold of niacin intake to prevent ED requires further investigation.

关键词： dietary niacin erectile dysfunction National Health and Nutrition Examination Survey propensity score matching

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Cotton ethylene response factor Gh ERF91 is involved in the defense against Verticillium dahliae

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Journal of Integrative Agriculture 2024年第10期23卷 3328-3342页

作者： Nurimanguli Aini Yuanlong Wu Zhenyuan Pan Yizan Ma Qiushuang An Guangling Shui Panxia shao Dingyi Yang Hairong lin Binghui Tang Xin wei Chunyuan You Longfu Zhu Dawei Zhang Zhongxu lin Xinhui Nie Key Laboratory of Oasis Eco-agriculture Xinjiang Production and Construction Group/Agricultural CollegeShihezi UniversityShihezi 832003China National Key Laboratory of Crop Genetic Improvement/College of Plant Sciences&Technology Huazhong AgriculturalUniversityWuhan 430070China Cotton Research Institute Shihezi Academy of Agricultural ScienceShihezi 832011China Institute of Economic Crops Xinjiang Academy of Agricultural SciencesUrumqi 830091China

Verticillium dahliae causes significant losses in cotton *** reveal the mechanism of the defense response to *** in cotton,transcriptomic analyses were performed using cotton cultivars M138(***-resistant)and P2(***-susceptible).The results revealed 11,076 and 6,640 differentially expressed genes(DEGs)in response to ***,*** weighted gene co-expression network analysis of 4,633 transcription factors(TFs)indicated a“MEblue”module containing 654 TFs that strongly correlate with resistance to *** these TFs,the ethylene response factor Ghi_A05G10166(GhERF91)was identified as a putative hub gene with a defense response against ***.A virus-induced gene silencing assay and exogenous application of ethephon showed that GhERF91 is activated by ethylene and positively regulates the response to *** exposure in *** study provides fundamental transcriptome data and a putative causal gene(GhERF91)associated with resistance to ***,as well as genetic resources for breeding ***-resistant cotton.

关键词： cotton Verticillium wilt RNA-sequencing GhERF91 virus-induced gene silencing

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Distinct effect of preparation methods on reaction efficiency of Mn-Ce/Al2O3 catalysts in low-temperature NH3-SCR

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Journal of Rare Earths 2024年第10期42卷 1865-1872页

作者： Shijie Hao Yandi Cai wei wei Yanan Lv Jiawei Ji wei Tan Jingfang Sun Liwei Jia Changjin Tang lin Dong State Key Laboratory of Pollution Control and Resource Reuse School of EnvironmentJiangsu Key Laboratory of Vehicle Emissions ControlCenter of Modern AnalysisKey Laboratory of Mesoscopic Chemistry of MOESchool of Chemistry and Chemical EngineeringNanjing University Wuxi weifu Environmental Catalysts Co. Ltd. School of Environment Nanjing Normal University

In this study,a series of Mn-Ce/Al2O3catalysts was prepared by different methods of depositionprecipitation（MnCeAl-DP）,impregnation（MnCeAl-IM） and citric acid（MnCeAl-CA）,and the distinct effect of preparation methods on NOxremoval performance at low temperature was *** show that MnCeAl-DP exhibits not only the best activity but also the highest resistance against SO2/*** the assistance of comprehensive characterizations from scanning electron microscopy（SEM）,Brunauer-Emmett-Teller（BET）,X-ray diffraction（XRD）,H2-temperature programmed reduction（H2-TPR）,NH3-te mperature programmed deso rption（NH3-TPD）,and X-ray photoelectron spectroscopy（XPS）,it is revealed that the MnCeAl-DP sample owns admired features of large surface area and pore volume,enriched Mn4+and chemisorbed oxygen species originating from enhanced interaction between MnOxand CeO2,as well as improved adsorption capacity to NH3and *** these factors contribute to activity *** in-situ DRIFTS studies reveal that the improvement of NH3-SCR performance over MnCeAI-DP is related to the formation of abundant nitrate species,which is beneficial to the "NH4NO3" reaction pathway and thus enhances low-temperature activity.

关键词： Fast SCR Low temperature Mn-Ce/Al2O3 catalysts NH3-SCR NH4NO3 Rare earths

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Piezotronic neuromorphic devices:principle,manufacture,and applications

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International Journal of Extreme Manufacturing 2024年第3期6卷 363-385页

作者： Xiangde lin Zhenyu Feng Yao Xiong Wenwen Sun Wanchen Yao Yichen wei Zhong lin Wang Qijun Sun Department of Research Shanghai University of Medicine and Health Sciences Affiliated Zhoupu HospitalShanghai 201318People’s Republic of China Beijing Institute of Nanoenergy and Nanosystems Chinese Academy of SciencesBeijing 101400People’s Republic of China Center on Nanoenergy Research School of Chemistry and Chemical EngineeringGuangxi UniversityNanning 530004People’s Republic of China Shandong Zhongke Naneng Energy Technology Co. LtdDongying 257061People’s Republic of China Georgia Institute of Technology AtlantaGA 30332-0245United States of America

With the arrival of the era of artificial intelligence(AI)and big data,the explosive growth of data has raised higher demands on computer hardware and *** techniques inspired by biological nervous systems are expected to be one of the approaches to breaking the von Neumann *** neuromorphic devices modulate electrical transport characteristics by piezopotential and directly associate external mechanical motion with electrical output signals in an active manner,with the capability to sense/store/process information of external *** this review,we have presented the piezotronic neuromorphic devices(which are classified into strain-gated piezotronic transistors and piezoelectric nanogenerator-gated field effect transistors based on device structure)and discussed their operating mechanisms and related manufacture ***,we summarized the research progress of piezotronic neuromorphic devices in recent years and provided a detailed discussion on multifunctional applications,including bionic sensing,information storage,logic computing,and electrical/optical artificial ***,in the context of future development,challenges,and perspectives,we have discussed how to modulate novel neuromorphic devices with piezotronic effects more *** is believed that the piezotronic neuromorphic devices have great potential for the next generation of interactive sensation/memory/computation to facilitate the development of the Internet of Things,AI,biomedical engineering,etc.

关键词： piezotronics neuromorphic devices strain-gated transistors piezoelectric nanogenerators synaptic transistors

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贵州普安邵氏家谱文献中的生态传统知识研究

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贵州民族研究 2019年第2期40卷 178-183页

作者：杜薇邵麟巍贵州民族大学民族研究院贵州贵阳550025

在生态传统知识的研究中,通常以能展现生态传统知识横断面特征的田野调查为主。家谱文献作为非官方的民间文本,由于其历史记载的连续性,可有效弥补生态传统知识的历史记载空缺。文章以贵州省盘县的普安邵氏家谱文献为研究对象,辅以田野... 详细信息

在生态传统知识的研究中,通常以能展现生态传统知识横断面特征的田野调查为主。家谱文献作为非官方的民间文本,由于其历史记载的连续性,可有效弥补生态传统知识的历史记载空缺。文章以贵州省盘县的普安邵氏家谱文献为研究对象,辅以田野调查手段,运用环境保护部"生物多样性相关传统知识分类、调查与编目技术规定",分类梳理了其中关于农业遗产资源选育、传统食品加工技术以及酿酒等三方面的生态传统知识。

关键词：生态人类学邵氏家谱传统知识

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