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Rational design of diamond through microstructure engineering:From synthesis to applications

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Carbon Energy 2024年第7期6卷 94-122页

作者： Yalun Ku Wentao Huang Xing Li Li wan Kuikui Zhang Longbin Yan Ying Guo Shaobo Cheng Chongxin shan Henan Key Laboratory of Diamond Optoelectronic Materials and Devices Key Laboratory of Material PhysicsMinistry of EducationSchool of Physics and Laboratory of Zhongyuan LightZhengzhou UniversityZhengzhouChina Institute of Quantum Materials and Physics Henan Academy of SciencesZhengzhouChina

Diamond possesses excellent thermal conductivity and tunable ***,the high-pressure,high-temperature,and chemical vapor deposition methods are the most promising strategies for the commercial-scale production of synthetic *** diamond has been extensively employed in jewelry and cutting/grinding tasks,the realization of its high-end applications through microstructure engineering has long been ***,we discuss the microstructures encountered in diamond and further concentrate on cutting-edge investigations utilizing electron microscopy techniques to illuminate the transition mechanism between graphite and diamond during the synthesis and device *** impacts of distinct microstructures on the electrical applications of diamond,especially the photoelectrical,electrical,and thermal properties,are *** recently reported elastic and plastic deformations revealed through in situ microscopy techniques are also ***,the limitations,perspectives,and corresponding solutions are proposed.

关键词： diamond in situ microscopy microstructures phase transition structure-property relationship

Seismic response of a mid-story isolated structure considering SSI in mountainous areas under long-period earthquakes

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Earthquake Engineering and Engineering Vibration 2024年第1期23卷 151-161页

作者： wan Feng Qin Shengwu Liu Dewen Zhao Tiange Zheng Yanping shan Hang Li Zhiang Peng Fusong Xu Jingran Lei Min College of Construction Engineering Jilin UniversityChangchun 130015China College of Civil Engineering Southwest Forestry UniversityKunming 650024China College of civil engineering Southwest Jiaotong UniversityChengdu 610031China

At present,there is not much research on mid-story isolated structures in mountainous *** this study,a model of a mid-story isolated structure considering soil-structure interaction(SSI)in mountainous areas is established along with a model that does not consider *** long-period earthquake waves and two ordinary earthquake waves are selected as inputs for the dynamic time history analysis of the *** results show that the seismic response of a mid-story isolated structure considering SSI in mountainous areas can be amplified when compared with a structure that does not consider *** structure response under long-period earthquakes is larger than that of ordinary *** structure response under far-field harmonic-like earthquakes is larger than that of near-fault pulse-type *** structure response under near-fault pulse-type earthquakes is larger than that of far-field non-harmonic *** subjected to long-period earthquakes,the displacement of the isolated bearings exceeded the limit value,which led to instability and overturning of the *** structure with dampers in the isolated story could adequately control the nonlinear response of the structure,effectively reduce the displacement of the isolated bearings,and provide a convenient,efficient and economic method not only for new construction but also to retrofit existing structures.

关键词： SSI in mountainous areas long-period earthquakes mid-story isolated structure structural dynamic analysis

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Construction of RuO2-Ru/MoO2@carbon cloth bifunctional electrocatalyst for efficient overall water splitting

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Rare Metals 2024年第10期43卷 5095-5104页

作者： Jia-Lin Cai Jing-Yi Fan Xu-Dong Zhang Xin Xie wan-Yu Tian Xin-Gang Zhang Jie Ding Yu-shan Liu College of Material Henan Key Laboratory of Aeronautical Materials and Application TechnologyZhengzhou University of Aeronautics The Green Catalysis Center and College of ChemistryZhengzhou University

Efficient bifunction electrocatalyst is extremely interesting for electrochemical overall water splitting （OWS）.Herein,a new RuO2-Ru/MoO2@CC（RRM/CC） bifunctional electrocatalyst was prepared via a solid phase reaction *** obtain a suitable precursor for SPR,MoS2nanosheets and RuO2nanoparticles （NPs）were sequentially loaded onto carbon cloth conductive ***,the prepared RuO2/MoS2/CC precursor was sealed in a furnace and annealed in Ar to trigger the redox *** SPR,active RuO2-Ru/MoO2units containing metal–metal oxide interfaces were formed on CC substrate *** optimized RRM/CC sample annealed at 400℃ exhibited a overpotential of 13 m V for hydrogen evolution reaction （HER） and 231 mV for oxygen evolution reaction （OER） at 10 mA·cm-2under alkaline condition,respectively,which can be deduced to the modulated electronic structure and unique hierarchica *** addition,a low cell voltage of 1.48 V for OWS was required at 10 mA·cm-2under alkaline condition Meanwhile,RRM/CC exhibited excellent pH-independent durability.

关键词： Bifunctional Electrocatalyst Overall water splitting Ru RuO2

Application of non-mydriatic fundus photography-assisted telemedicine in diabetic retinopathy screening

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World Journal of Diabetes 2024年第2期15卷 251-259页

作者： wan Zhou Xiao-Jing Yuan Jie Li Wei wang Hao-Qiang Zhang Yuan-Yuan Hu shan-Dong Ye Department of Endocrinology The First Affiliated Hospital of University of Science and Technology of ChinaDivision of Life Sciences and MedicineUniversity of Science and Technology of ChinaHefei 230001Anhui ProvinceChina Department of Endocrinology Anhui Provincial HospitalAffiliated to Anhui Medical UniversityHefei 230001Anhui ProvinceChina

BACKGROUND Early screening and accurate staging of diabetic retinopathy(DR)can reduce blindness risk in type 2 diabetes ***’s complex pathogenesis involves many factors,making ophthalmologist screening alone insufficient for prevention and ***,endocrinologists are the first to see diabetic patients and thus should screen for retinopathy for early *** To explore the efficacy of non-mydriatic fundus photography(NMFP)-enhanced telemedicine in assessing DR and its various *** This retrospective study incorporated findings from an analysis of 93 diabetic patients,examining both NMFP-assisted telemedicine and fundus fluorescein angiography(FFA).It focused on assessing the concordance in DR detection between these two ***,receiver operating characteristic(ROC)curves were generated to determine the optimal sensitivity and specificity of NMFP-assisted telemedicine,using FFA outcomes as the standard *** In the context of DR diagnosis and staging,the kappa coefficients for NMFPassisted telemedicine and FFA were recorded at 0.775 and 0.689 respectively,indicating substantial intermethod ***,the NMFP-assisted telemedicine’s predictive accuracy for positive FFA outcomes,as denoted by the area under the ROC curve,was remarkably high at 0.955,within a confidence interval of 0.914 to 0.995 and a statistically significant P-value of less than *** predictive model exhibited a specificity of 100%,a sensitivity of 90.9%,and a Youden index of *** NMFP-assisted telemedicine represents a pragmatic,objective,and precise modality for fundus examination,particularly applicable in the context of endocrinology inpatient care and primary healthcare settings for diabetic *** implementation in these scenarios is of paramount significance,enhancing the clinical accuracy in the diagnosis and therapeutic management of *** methodology not only streamlines patient evaluation

关键词： Diabetes Diabetic retinopathy Non-mydriatic fundus photography-assisted telemedicine Fundus fluorescein angiography

Plasma Metabonomics of Human Adenovirus-infected Patients with Pneumonia and Upper Respiratory Tract Infection

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Current Medical Science 2024年第1期44卷 121-133页

作者： Ting-ting WEI Wen XU Bo TU wan-xue ZHANG Xin-xin YANG Yiguo ZHOU shan-shan ZHANG Jun-lian YANG Ming-zhu XIE Juan DU Wei-wei CHEN Qing-bin LU Department of Epidemiology and Biostatistics School of Public HealthPeking UniversityBeijing 100191China Department of Infectious Disease The Fifth Medical Center of Chinese PLA General HospitalNational Clinical Research Center for Infectious DiseasesBeijing 100039China Department of Laboratorial Science and Technology&Vaccine Research Center School of Public HealthPeking UniversityBeijing 100191China Department of Health Policy and Management School of Public HealthPeking UniversityBeijing 100191China Global Center for Infectious Disease and Policy Research&Global Health and Infectious Diseases Group Peking UniversityBeijing 100191China Key Laboratory of Epidemiology of Major Diseases(Peking University) Ministry of EducationBeijing 100191China

Objective Human adenovirus(HAdV)infection is common and can develop to serious conditions with high mortality,yet the mechanism of HAdV infection remains *** the present study,the serum metabolite profiles of HAdV-7-infected patients with pneumonia or upper respiratory tract infection(URTI)were *** In total,35 patients were enrolled in the study following an outbreak of HAdV-7 in the army,of whom 14 had pneumonia and 21 had *** samples were collected at the acute stage and at the recovery stage and were analyzed by untargeted *** Over 90% of the differential metabolites identified between the pneumonia patients and URTI patients were lipids and lipid-like molecules,including glycerophospholipids,fatty acyls,and *** metabolic pathways that were significantly enriched were primarily the lipid metabolism pathways,including sphingolipid metabolism,glycerophospholipid metabolism,and linoleic acid *** sphingolipid metabolism was identified as a significantly differential pathway between the pneumonia patients and URTI patients and between the acute and recovery stages for the pneumonia patients,but not between the acute and recovery stages for the URTI *** and lactosylceramide,involved in sphingolipid metabolism,were significantly higher in the pneumonia patients than in the URTI patients with good discrimination abilities[area under curve(AUC)0.742 and 0.716,respectively;combination AUC 0.801].Conclusion Our results suggested that HAdV modulated lipid metabolism for both the patients with URTI and pneumonia,especially the sphingolipid metabolism involving ceramide and lactosylceramide,which might thus be a potential intervention target in the treatment of HAdV infection.

关键词： human adenovirus metabonomic lipids pneumonia upper respiratory tract infection

Metal vacancy-enriched layered double hydroxide for biomass molecule electrooxidation coupled with hydrogen production

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Fundamental Research 2024年第1期4卷 69-76页

作者： Yingjie Song shan Jiang Yeheng He Yu Wu Xin wan Wenfu Xie Jingjing wang Zhenhua Li Haohong Duan Mingfei Shao State Key Laboratory of Chemical Resource Engineering Beijing University of Chemical TechnologyBeijing 100029China PetroChina Petrochemical Research Institute China National Petroleum CorporationBeijing 100195China Department of Chemistry Tsinghua UniversityBeijing 100084China

The electrochemical oxidation of biomass molecules coupling with hydrogen production is a promising strategy to obtain both green energy and value-added chemicals;however,this strategy is limited by the competing oxygen evolution reactions and high energy ***,we report a hierarchical CoNi layered double hydroxides(LDHs)electrocatalyst with abundant Ni vacancies for the efficient anodic oxidation of 5-hydroxymethylfurfural(HMF)and cathodic hydrogen *** unique hierarchical nanosheet structure and Ni vacancies provide outstanding activity and selectivity toward several biomass molecules because of the finely regulated electronic structure and highly-exposed active *** particular,a high faradaic efficiency(FE)at a high current density(99%at 100 mA cm^(-2))is achieved for HMF oxidation,and a two-electrode electrolyzer is assembled based on the Ni vacancies-enriched LDH,which realized a continuous synthesis of highly-pure 2,5-furandicarboxylic acid products with high yields(95%)and FE(90%).

关键词： Layered double hydroxides Biomass upgrading 5-hydroxymethylfurfural Hydrogen production Coupled oxidation

Computer-aided diagnosis of Alzheimer’s disease based on structural magnetic resonance imaging

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Chinese Medical Journal 2024年第12期137卷 1483-1485页

作者： Yihang Huang Keyi shan Yuzi Yan wan Li School of Computer Science and Engineering Beijing Technology and Business UniversityBeijing 100048China

To the Editor:Alzheimer’s disease(AD)is an irreversible chronic neurodegenerative *** initially affects short-term memory,thinking,and *** then severely disrupts the normal lives of patients and their families and may eventually lead to *** cognitive impairment(MCI)is considered an early stage of *** studies have shown that nearly 20%of patients with MCI are at a risk of developing AD within the next four years.[1]Although there is no impressive way to stop the further development of MCI,only a series of procedures can slow ***,timely and accurate intervention is essential to effectively slow the disease progression.

关键词： diagnosis Alzheimer eventually

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Salidroside Ameliorates Lung Injury Induced by PM_(2.5) by Regulating SIRT1-PGC-1αin Mice

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Biomedical and Environmental Sciences 2024年第4期37卷 367-376页

作者： LI Xiao Hong LIU Yu Mei shan Hui TAN Jin Feng ZHOU Jian SONG Yuan Jin LI Si Qi LIU Chen XU Dong Qun YU Li LI wan Wei School of Public Health Shandong Second Medical UniversityWeifang 261053ShandongChina Key Laboratory of Health Inspection and Quarantine Weifang 261053ShandongChina Weifang Environmental Monitoring Station Weifang 261042ShandongChina Department of Orthopedics The 80th Army Hospital of PLAWeifang 261000ShandongChina Environment and Health Related Product Safety Institute of Chinese Center for Disease Control and Prevention Beijing 100021China School of Basic Medicine Shandong Second Medical UniversityWeifang 261053ShandongChina

Objective This study aimed to clarify the intervention effect of salidroside(SAL)on lung injury caused by PM_(2.5) in mice and illuminate the function of SIRT1-PGC-1ɑ*** Specific pathogen-free(SPF)grade male C57BL/6 mice were randomly assigned to the following groups:control group,SAL group,PM_(2.5) group,SAL+PM_(2.5) *** the first day,SAL was given by gavage,and on the second day,PM_(2.5) suspension was given by intratracheal *** whole experiment consist of a total of 10 cycles,lasting 20 *** the end of treatment,blood samples and lung tissues were collected and *** of pathological changes in lung tissue using inverted microscopy and transmission electron *** expression of inflammatory,antioxidants,apoptosis,and SIRT1-PGC-1ɑproteins were detected by Western *** Exposure to PM_(2.5) leads to obvious morphological and pathologica changes in the lung of ***_(2.5) caused a decline in levels of antioxidant-related enzymes and protein expressions of HO-1,Nrf2,SOD2,SIRT1 and PGC-1ɑ,and an increase in the protein expressions of IL-6,IL-1β,Bax,caspase-9 and cleaved ***,SAL reversed the aforementioned changes caused by PM_(2.5) by activating the SIRT1-PGC-1α *** SAL can activate SIRT1-PGC-1ɑ to ameliorate PM2.5-induced lung injury.

关键词： PM_(2.5) Salidroside Oxidative stress Inflammation Apoptosis SIRT1-PGC-1α

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Advances in epidural labor analgesia:Effectiveness and treatment strategies of butorphanol

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World Journal of Clinical Cases 2024年第34期12卷 6669-6673页

作者： wan-Qiu Yu Zhao-Qiong Zhu Fu-shan Tang Department of Anesthesiology Affiliated Hospital of Zunyi Medical UniversityZunyi 563003Guizhou ProvinceChina Early Clinical Research Ward Affiliated Hospital of Zunyi Medical UniversityZunyi 563003Guizhou ProvinceChina Department of Clinical Pharmacy Key Laboratory of Basic Pharmacology of Guizhou Province and School of PharmacyZunyi Medical UniversityZunyi 563006Guizhou ProvinceChina

In this editorial,we provide a critical review of the article by Tang et al published in the World J Clin Cases,focusing on the utilization of butorphanol for epidural analgesia during *** discussion encompasses recent research developments in epidural labor analgesia,specifically highlighting the current status of clinical applications of butorphanol and associated treatment *** analgesia is widely acknowledged as the primary method for pain management during labor,offering effective and prolonged pain relief while allowing mothers to remain alert and actively participate in the delivery *** the various drugs utilized for epidural labor analgesia,butorphanol has received increasing attention due to its potential efficacy and distinctive pharmacological *** a synthetic opioid analgesic,butorphanol exhibits both agonistic and antagonistic activity on opioid receptors,striking a balance between analgesia and minimizing side ***,the safety and efficacy of butorphanol in epidural labor analgesia remains *** certain studies have reported positive outcomes with butorphanol,including effective pain relief and a reduced incidence of side effects,others have raised concerns about its safety and efficacy compared to traditional opioids or alternative *** addition,the optimal dosing strategy and regimen of butorphanol as an adjuvant in epidural labor analgesia still need to be *** comprehensive synthesis and analysis of existing literature,we aim to evaluate the current evidence regarding the use of butorphanol for epidural labor analgesia,delineate areas of consensus and controversy,and propose future avenues for research and clinical practice in this domain.

关键词： Butorphanol Epidural analgesia Labor analgesia Opioids Pain management