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Microdynamic modulation through Pt–O–Ni proton and electron “superhighway” for pH-universal hydrogen evolution

Journal of Energy Chemistry 2025年第2期101卷 808-815页

作者： Dewen wang Yuting Chen Bohan Yao Tian Meng Yanchao Xu Dongxu jiao Zhicai Xing Xiurong Yang State Key Laboratory of Electroanalytical Chemistry Changchun Institute of Applied Chemistry Chinese Academy of Sciences University of Science and Technology of China Department of Chemistry Shenzhen Grubbs Institute and Guangdong Provincial Key Laboratory of Energy Materials for Electric Power Southern University of Science and Technology State Key Laboratory of Automotive Simulation and Control School of Materials Science and Engineering Jilin University

Optimizing the microdynamics in alkaline and neutral conditions is a significant but challenging task in developing pH-universal hydrogen evolution（HER） ***,a unique Pt-O-Ni bridge has been constructed to alter the coordination and electronic environment between Pt nanoparticles（Pt_n）and nickel metaphosphate（NPO） substrate（Pt-NPO）.Sufficient electron transfer from NPO to Pt_n to maintain an electron-rich environment and a low valence state of Pt_***,H*is produced from the H2O dissociation on Ni site and then spillover toward Pt sites to bind into H2,which makes up for the insufficient H2O dissociation ability of Pt in Volmer ***-NPO exhibits long-term stability and only need the overpotentials of 22.3,33.0 and 30.5 mV to attain 10 mA cm-2in alkaline,neutral and acidic media,*** anion-exchange membrane（AEM） water electrolyzer catalyzed by Pt-NPO shows high water electrolysis performance that a cell voltage of 1.73 V is needed to obtain the current density of500 mA cm-2in 1 M KOH at 80℃,at the same time maintains good stability for 350 *** regulation strategy proposed in this work is helpful for the design and synthesis of highly efficient pH-universal HER electrocatalysts.

关键词： Atomic and electronic regulation Hydrogen evolution reactions Metal-support interactions Microdynamics pH-universal HER electrocatalysts

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SensFL:Privacy-Preserving Vertical Federated Learning with Sensitive Regularization

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Computer Modeling in Engineering & Sciences 2025年第1期142卷 385-404页

作者： Chongzhen Zhang Zhichen Liu Xiangrui Xu Fuqiang Hu jiao Dai Baigen Cai Wei wang School of Automation and Intelligence Beijing Jiaotong UniversityBeijing100044China Shuohuang Railway Development Co. Ltd.National Energy GroupCangzhou062350China Beijing Key Laboratory of Security and Privacy in Intelligent Transportation School of Computer Science and TechnologyBeijing Jiaotong UniversityBeijing100044China

In the realm of Intelligent Railway Transportation Systems,effective multi-party collaboration is crucial due to concerns over privacy and data *** Federated Learning(VFL)has emerged as a promising approach to facilitate such collaboration,allowing diverse entities to collectively enhance machine learning models without the need to share sensitive training ***,existing works have highlighted VFL’s susceptibility to privacy inference attacks,where an honest but curious server could potentially reconstruct a client’s raw data from embeddings uploaded by the *** vulnerability poses a significant threat to VFL-based intelligent railway transportation *** this paper,we introduce SensFL,a novel privacy-enhancing method to against privacy inference attacks in ***,SensFL integrates regularization of the sensitivity of embeddings to the original data into the model training process,effectively limiting the information contained in shared *** reducing the sensitivity of embeddings to the original data,SensFL can effectively resist reverse privacy attacks and prevent the reconstruction of the original data from the *** experiments were conducted on four distinct datasets and three different models to demonstrate the efficacy of *** results show that SensFL can effectively mitigate privacy inference attacks while maintaining the accuracy of the primary learning *** results underscore SensFL’s potential to advance privacy protection technologies within VFL-based intelligent railway systems,addressing critical security concerns in collaborative learning environments.

关键词： Vertical federated learning privacy defenses

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Standardized framework for assessing soil quality at antimony smelting site by considering microbial-induced resilience and heavy metal contamination

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Journal of Environmental Sciences 2025年第2期148卷 306-320页

作者： Shasha Jiang Xiaoyu Deng Liyuan Ma Hongmei wang Xingjie wang Liang Feng Feng Zhu Shengguo xue Arif Mohammad School of Environmental Studies China University of GeosciencesWuhan 430074China School of Engineering Cardiff UniversityCardiff CF243AAUnited Kingdom Institute of Geological Survey China University of GeosciencesWuhan 430074China School of Metallurgy and Environment Central South UniversityChangsha 410083China

Antimony smelting activities damage the soil and vegetation surroundings while generating economic ***,no standardizedmethods are available to diagnose the extent of soil degradation at antimony smelting *** study developed a standardized framework for assessing soil quality by consideringmicrobial-induced resilience and heavymetal contamination at Xikuangshan antimony smelting *** soil resilience index(SRI)and soil contamination index(SCI)were calculated byMinimum Data Set and geo-accumulation model,*** standardized by a multi-criteria quantitative procedure of modified Nemerow’s pollution index(NPI),the integrated assessment of soil quality index(SQI),which is the minimumof SRINPI and SCINPI,was *** results showed that Sb and As were the prominent metal(loid)pollutants,and significant correlations between SQI and SRI indicated that the poor soil quality was mainly caused by the low level of soil *** primary limiting factors of SRI were Fungi in high andmiddle contaminated areas,and Skermanella in low contaminated area,suggesting that the weak soil resilience was caused by low specific microbial *** regulation and phytoremediation are greatly required to improve the soil quality at antimony smelting sites from the perspectives of pollution control and resilience *** study improves our understanding of ecological effects of antimony smelting sites and provides a theoretical basis for ecological restoration and sustainable development of mining areas.

关键词： Antimony smelting site Soil resilience index(SRI) Soil contamination index(SCI) Microorganisms Nemerow’s pollution index(NPI)

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Lipid droplets in the nervous system:involvement in cell metabolic homeostasis

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Neural Regeneration Research 2025年第3期20卷 740-750页

作者： Yuchen Zhang Yiqing Chen Cheng Zhuang Jingxuan Qi Robert Chunhua Zhao jiao wang School of Life Sciences Shanghai UniversityShanghaiChina School of Medicine Shanghai UniversityShanghaiChina Institute of Basic Medical Sciences Chinese Academy of Medical Sciences School of Basic MedicinePeking Union Medical CollegeBeijingChina Center of Excellence in Tissue Engineering Chinese Academy of Medical SciencesBeijingChina Beijing Key Laboratory of New Drug Development and Clinical Trial of Stem Cell Therapy BeijingChina

Lipid droplets serve as primary storage organelles for neutral lipids in neurons,glial cells,and other cells in the nervous *** droplet formation begins with the synthesis of neutral lipids in the endoplasmic ***,lipid droplets were recognized for their role in maintaining lipid metabolism and energy homeostasis;however,recent research has shown that lipid droplets are highly adaptive organelles with diverse functions in the nervous *** addition to their role in regulating cell metabolism,lipid droplets play a protective role in various cellular stress ***,lipid droplets exhibit specific functions in neurons and glial *** of lipid droplet formation leads to cellular dysfunction,metabolic abnormalities,and nervous system *** review aims to provide an overview of the role of lipid droplets in the nervous system,covering topics such as biogenesis,cellular specificity,and ***,it will explore the association between lipid droplets and neurodegenerative *** the involvement of lipid droplets in cell metabolic homeostasis related to the nervous system is crucial to determine the underlying causes and in exploring potential therapeutic approaches for these diseases.

关键词： Alzheimer's disease lipid droplet biogenesis lipid droplets lipid metabolism nervous system neurodegenerative disorders oxidative stress Parkinson's disease

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Genetic diversity and population genetic structure of Paeonia suffruticosa by chloroplast DNA simple sequence repeats(cpSSRs)

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Horticultural Plant Journal 2025年第1期11卷 367-376页

作者： Qi Guo Xian xue Duoduo wang Lixia Zhang Wei Liu Erqiang wang Xiaoqiang Cui Xiaogai Hou College of Agriculture/College of Tree Peony Henan University of Science and TechnologyLuoyangHenan 471023China Luoyang Academy of Agricultural and Forestry Science LuoyangHenan 471027China Luanchuan County Agriculture and Rural Affairs Bureau Agricultural Technology Extension Service CenterLuoyangHenan 471599China

Paeonia suffruticosa *** an endemic shrub flower in China with 2n=*** study used 228 cultivars from four populations,i.e.,Jiangnan,Japan,Northwest,and Zhongyuan,as materials to explore the genetic diversity levels among different populations of tree peony *** results showed that 34 bands were amplified using five pairs of cp SSR primers,with an average of 6.8 bands per primer *** average number of different alleles(N_(a)),effective alleles(N_(e)),Shannon's information index(I),diversity(H),and polymorphic information content(PIC)were 3.600,2.053,0.708,0.433,and 0.388,*** PIC value was between 0.250 and 0.500,indicating a moderate level of polymorphism for the five cp SSR primer *** genetic diversity levels of peony cultivars varied among different populations,with the Northwest population showing relatively lower levels(I=0.590,H=0.289,and PIC=0.263).A total of 52 haplotypes were identified in the four examined populations,and the number of haplotypes per population ranged from 11 to ***-four private haplotypes were detected across populations,and the Northwest population exhibiting the highest count of private haplotypes with *** mean number of effective number of haplotypes(N_(eh)),haplotypic richness(R_(h)),and diversity(H)were 8.351,6.824,and 0.893,*** of molecular variance indicated that genetic variation within tree peony germplasm was greater than that between germplasm resources,and the main variation was found within individuals of peony *** analysis,principal coordinate analysis,and genetic structure analysis classified tree peonies from different origins into two groups,indicating a certain degree of genetic differentiation among these four tree peony cultivation *** study provides a theoretical basis for the exploration,utilization,and conservation of peony germplasm resources,as well as for research on the breeding of excellent varieties.

关键词： Paeonia suffruticosa Chloroplast microsatellites(cp SSR) Genetic diversity Haplotypes Germplasm resources

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Effect of two-pass rolling of textured roll and polished roll on surface topography and mechanical properties of 316L stainless steel ultra-thin strip

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Journal of Iron and Steel Research International 2025年第1期32卷 186-197页

作者： Zeng-qiang Zhang Xi Liao Zhong-kai Ren Zhen-hua wang Ya-xing Liu Tao wang Qing-xue Huang College of Mechanical and Vehicle Engineering Taiyuan University of TechnologyTaiyuan030024ShanxiChina Engineering Research Center of Advanced Metal Composites Forming Technology and Equipment of Ministry of Education Taiyuan University of TechnologyTaiyuan030024ShanxiChina National Key Laboratory of Metal Forming Technology and Heavy Equipment Taiyuan University of TechnologyTaiyuan030024ShanxiChina Shanxi TISCO Stainless Steel Precision Strip Co. Ltd.Taiyuan030032ShanxiChina

The textured roll and polished roll were applied instead of the ground roll in a 20-high mill to conduct two-pass rolling of 316L stainless steel strip with thickness of 0.027 *** the two-pass rolling with the textured roll and polished roll(TPR),the surface roughness of the strip is dramatically reduced,and the surface topographical anisotropy index is diminished to 30.9%of the initial *** with the strip rolled using the ground roll in both passes(GGR),the elongation of TPR rolled strip is obviously improved,and the mechanical property anisotropy is greatly *** anisotropy index of tensile strength and elongation are 42.58%and 52.59%of that of GGR rolled strip,which is mainly attributed to the significant decrease of the texture intensity of the strip by TPR *** results indicate that TPR process can obtain the stainless steel ultra-thin strip with smooth and uniform surface topography and good mechanical properties.

关键词： Textured roll Polished roll Surface topography Mechanical property Stainless steel ultra-thin strip

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Decoupling the roles of grain boundary strength and grain size hidden in grain-level electro-chemo-mechanical failure of solid-state electrolyte

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Journal of Energy Chemistry 2025年第2期101卷 685-691页

作者： Ming Xu Xuyang wang Zhengqian Jin Xingxing jiao Ya Gao Zhongxiao Song Xieyu Xu Kai Xi Yangyang Liu School of Chemistry Engineering Research Center of Energy Storage Materials and Devices Ministry of Education Xi'an Jiaotong University State Key Laboratory for Mechanical Behavior of Materials Xi'an Jiaotong University Research Institute of Frontier Science Southwest Jiaotong University School of Instrument Science and Technology Xi'an Jiaotong University

Garnet lithium lanthanum zirconium oxide(Li7La3Zr2O12,LLZO) is a benchmark solid-state electrolyte（SSE） material receiving considerable attention owing to its high conductivity and chemical stability against Li *** its electro-chemo-mechanical failure mechanisms have been much investigated,the equivocal roles of grain boundary strength and grain size of LLZO remain under-explored,hindering further performance *** we decoupled the effects of grain size and grain boundary strength of polycrystalline LLZO via the combination of electrochemical kinetics and the cohesive zone *** discovered that the disintegration of LLZO is initiated by the accumulation of local displacements,which strongly relates to the changes in both grain size and grain boundary ***,variations in grain boundary strength affect the diffusion and propagation pathways of damage,while the failure of LLZO is determined by the grain *** LLZO grains facilitate transgranular damage under low grain boundary strength,which can alter local chemo-mechanics within the bulk of LLZO,leading to more extensive damage *** results showcase the structure optimization pathways by preferentially controlling the growth of lithium dendrites at grain boundaries and their penetration in garnet-type SSE.

关键词： Electro-chemo-mechanics Grain boundary Growth of lithium metal Solid-state electrolyte

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Optimizing electronic structure through point defect engineering for enhanced electrocatalytic energy conversion

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Green Energy & Environment 2025年第1期10卷 109-131页

作者： Wei Ma Jiahao Yao Fang Xie Xinqi wang Hao Wan Xiangjian Shen Lili Zhang Menggai jiao Zhen Zhou Interdisciplinary Research Center for Sustainable Energy Science and Engineering(IRC4SE2) School of Chemical EngineeringZhengzhou UniversityHenan450001China

Point defect engineering endows catalysts with novel physical and chemical properties,elevating their electrocatalytic *** introduction of defects emerges as a promising strategy,effectively modifying the electronic structure of active *** optimization influences the adsorption energy of intermediates,thereby mitigating reaction energy barriers,altering paths,enhancing selectivity,and ultimately improving the catalytic efficiency of *** elucidate the impact of defects on the electrocatalytic process,we comprehensively outline the roles of various point defects,their synthetic methodologies,and characterization ***,we consolidate insights into the relationship between point defects and catalytic activity for hydrogen/oxygen evolution and CO_(2)/O_(2)/N_(2) reduction reactions by integrating mechanisms from diverse *** underscores the pivotal role of point defects in enhancing catalytic *** last,the principal challenges and prospects associated with point defects in current electrocatalysts are proposed,emphasizing their role in advancing the efficiency of electrochemical energy storage and conversion materials.

关键词： Point defect engineering Doping Vacancy Electrocatalysis Electronic structure

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EZH2-dependent myelination following sciatic nerve injury

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Neural Regeneration Research 2025年第8期20卷 2382-2394页

作者： Hui Zhu Li Mu Xi Xu Tianyi Huang Ying wang Siyuan Xu Yiting wang Wencong wang Zhiping wang Hongkui wang Chengbin xue Research Center of Clinical Medicine Affiliated Hospital of Nantong UniversityKey Laboratory of Neuroregeneration of Jiangsu and Ministry of EducationCo-innovation Center of NeuroregenerationNMPA Key Laboratory for Research and Evaluation of Tissue Engineering Technology ProductsNantong UniversityNantongJiangsu ProvinceChina Medical School of Nantong University NantongJiangsu ProvinceChina Department of Neurology Affiliated Hospital of Nantong UniversityNantongJiangsu ProvinceChina Department of Rehabilitation Medicine Affiliated Hospital of Nantong UniversityNantongJiangsu ProvinceChina Department of Critical Care Medicine Nantong Fourth People’s HospitalNantongJiangsu ProvinceChina

Demyelination and remyelination have been major focal points in the study of peripheral nerve regeneration following peripheral nerve ***,the gene regulatory network of regenerated myelin differs from that of native *** of enhancer of zeste homolog 2(EZH2)hinders the differentiation,maturation,and myelination of Schwann cells in *** further determine the role of EZH2 in myelination and recovery post-peripheral nerve injury,conditional knockout mice lacking Ezh2 in Schwann cells(Ezh2^(fl/fl);Dhh-Cre and Ezh2^(fl/fl);Mpz-Cre)were *** results show that a significant proportion of axons in the sciatic nerve of Ezh2-depleted mice remain *** highlights the crucial role of Ezh2 in initiating Schwann cell ***,we observed that 21 days after inducing a sciatic nerve crush injury in these mice,most axons had remyelinated at the injury site in the control nerve,while Ezh2^(fl/fl);Mpz-Cre mice had significantly fewer remyelinated axons compared with their wild-type *** suggests that the absence of Ezh2 in Schwann cells impairs myelin formation and *** conclusion,EZH2 has emerged as a pivotal regulatory factor in the process of demyelination and myelin regeneration following peripheral nerve *** EZH2 activity during these processes may offer a promising therapeutic target for the treatment of peripheral nerve injuries.

关键词： demyelination EZH2 myelination peripheral nerve injury PRC2 remyelination Schwann cells sciatic nerve crush sciatic nerve transection

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The effect of green channel for stroke patients on treatment of severe aneurysmal subarachnoid hemorrhage

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Chinese Journal of Traumatology 2024年第6期27卷 328-333页

作者： xue-jiao wang Yu Deng Xiao-Qing Li Feng-Feng Jiang Wen-Yan Jia He-Chun Zhang Feng-Ying Chen Bai-Yun Liu Department of Neurosurgery The Third People's Hospital of DatongDatong037008Shanxi provinceChina Department of Neurosurgery Beijing Tiantan HospitalCapital Medical UniversityBeijing100050China Central Laboratory of Datong The Third People's Hospital of DatongDatong037008Shanxi provinceChina Stroke Prevention Office The Third People's Hospital of DatongDatong037008Shanxi provinceChina Beijing Key Laboratory of Central Nervous System Injury Beijing Neurosurgical InstituteCapital Medical UniversityBeijing100069China Center for Nerve Injury and Repair Beijing Institute of Brain DisordersBeijing100069China China National Clinical Research Center for Neurological Diseases Beijing100069China

Purpose:To explore the effect of green channel for stroke patients on the treatment of severe aneurysmal subarachnoid ***:This is a retrospective case-control *** clinical data of patients with severe aneurysmal subarachnoid hemorrhage admitted to the emergency department of our hospital from January 2015 to June 2022 were retrospectively *** diagnosed with subarachnoid hemorrhage,confirmed intracranial aneurysm by preoperative CT angiography or digital subtraction,graded Hunt-Hess grade III,IV,and V,<72 h from the onset to the time of consultation received surgical treatment in our hospital were included in this *** with serious underlying diseases,such as heart,liver,kidney diseases,or malignant tumors,traumatic subarachnoid hemorrhage,previous history of cerebral hemorrhage,and incomplete data were *** control group included patients with severe aneurysmal subarachnoid hemorrhage admitted from January 2015 to December 2018 before the establishment of the green channel for stroke patients,and the observation group included patients with severe aneurysmal subarachnoid hemorrhage admitted from January 2019 to June 2022 after the establishment of the green *** control group received routine treatment in the emergency department;the observation group received improved treatment of green channel for stroke ***,age,Hunt-Hess grade on admission,modified Rankin scale(mRS)on admission,aneurysm location,aneurysm size and whether accompanied by intracerebral hemorrhage,the time from onset to emergency department,the time from emergency department to vascular diagnostic examination,the time from onset to surgery,the time from emergency department to surgery,the time from hospital admission to surgery,length of hospital stay,complications,treatment effect were analyzed and compared between the 2 *** 23.0 software was utilized to conduct comparisons between the 2 ***-test,Chi-square test,

关键词： Stroke Green channel Aneurysmal subarachnoid hemorrhage

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