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Elucidating elusiv. quaternary selenide EuCeCuSe3:Synthesis,crystal structure,properties and theoretical studies

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Journal of Rare Earths 2024年第1期42卷 163-171,I0006页

作者： Maxim v.Grigoriev.Anna v.Ruseikina Maxim S.Molokeev.v.adimir A.Chernyshev.Aleksandr S.Aleksandrov.ky Alexander S.Krylov.Sv.tlana N.Krylov. Nikolai P.Shestakov.Dmitriy A.v.likanov.Alexander A.Garmonov.Alexey v.Matigorov.Ev.eny A.Ostapchuk thomas Schleid Damir A.Safin Laboratory of Theory and Optimization of Chemical and Technological Processes University of TyumenVolodarskogo Str.6625003TyumenRussian Federation Kirensky Institute of Physics Federal Research Center KSC SB RASAkademgorodok 50 Bld.38660036KrasnoyarskRussian Federation Department of Physics Far Eastern State Transport UniversitySerysheva Str.47680021KrasnoyarskRussian Federation Institute of Natural Sciences and Mathematics Ural Federal University Named After the First President of Russia B.N.YeltsinMira Str.19620002EkaterinburgRussian Federation Department of Photonics and Laser Technology Siberian Federal UniversitySvobodnii Ave.79660079KrasnoyarskRussian Federation Institute of Physics and Technology University of TyumenVolodarskogo Str.6625003 TyumenRussian Federation Institute for Inorganic Chemistry University of StuttgartPfaffenwaldring 55D-70569StuttgartGermany Scientific and Educational and Innov.tion Center for Chemical and Pharmaceutical Technologies Ural Federal University named after the First President of Russia B.N.YeltsinMira Str.19620002 EkaterinburgRussian Federation Univ.rsity of Tyumen Volodarskogo Str.6625003TyumenRussian Federation

We report on the nov.l heterometallic quaternary selenide EuCeCuSe3,the fabrication of which has been a challenge until this *** structure of the reported selenide was elucidated from the powder X-ray diffraction data,which rev.aled the formation of EuCeCuSe3with excellent yield(96.7%)accompanied with a minor fraction of CeSe2(3.3%),and was best solv.d in orthorhombic space group Pnma with the BaLaCuS3structural ***,the crystal structure of the title compound completes the row of the heterometallic quaternary selenides EuRECuSe3(RE=La,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu,Y),of which the cerium-based deriv.tiv. exclusiv.ly belongs to the BaLaCuS3structural *** distortion of the CuSe4polyhedron was compared for the whole series of EuRECuSe3compounds using theτ4-descriptor for four coordinated ions,which rev.aled the highest degree of distortion for the Ce3+-containing selenide,followed by the La3+-based ***,the crystallographic and geometrical parameters of the reported selenide were discussed in comparison to the Ce3+-based sulfides SrCeCuS3and *** initio calculations of the crystal structure,a phonon spectrum and elastic constants for the crystal of EuCeCuSe3were also *** types and wav.numbers of fundame ntal modes were determined and the inv.lv.ment of ions participating in the phonon modes was *** experimental IR spectrum of the reported selenide was interpreted and found to be in agreement with the calculated *** experimental direct band gap of EuCeCuSe3was measured to be 1.36 ev.that is consistent with the concept of its origin due to interband transitions between orbitals emerging mainly from 4f(v.lence band)and 5d(conduction band)lev.ls of the Eu2+*** dependence of the Young’s modulus on the direction demonstrates the anisotropy of the elastic properties,while the v.ckers hardness for EuCeCuSe3was calculated to be 5.2 ***,the title compound is paramagnetic abov. 4 K.

关键词： Quaternary selenide Synthesis Crystal structure Ab initio calculations Magnetic measurements Spectroscopy

Rev.rsed charge transfer induced by nickel in Fe-Ni/Mo_(2)C@nitrogen-doped carbon nanobox for promoted rev.rsible oxygen electrocatalysis

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Journal of Energy Chemistry 2024年第1期88卷 202-212,I0005页

作者： Zhicheng Nie Lei Zhang Qiliang Zhu Zhifan Ke Yingtang Zhou thomas Wågberg Guangzhi Hu School of Materials Science and Engineering Anhui University of Science and TechnologyHuainan 232001AnhuiChina Institute for Ecological Research and Pollution Control of Plateau Lakes School of Ecology and Environmental ScienceYunnan UniversityKunming 650504YunnanChina National Engineering Research Center for Marine Aquaculture Marine Science and Technology CollegeZhejiang Ocean UniversityZhoushan 316004ZhejiangChina Department of Physics UmeåUniversityUmeåS-90187Sweden

The interaction between metal and support is critical in oxygen catalysis as it gov.rns the charge transfer between these two entities,influences the electronic structures of the supported metal,affects the adsorption energies of reaction intermediates,and ultimately impacts the catalytic *** this study,we discov.red a unique charge transfer rev.rsal phenomenon in a metal/carbon nanohybrid ***,electrons were transferred from the metal-based species to N-doped carbon,while the carbon support reciprocally donated electrons to the metal domain upon the introduction of *** led to the exceptional electrocatalytic performances of the resulting Ni-Fe/Mo_(2)C@nitrogen-doped carbon catalyst,with a half-wav. potential of 0.91 v.towards oxygen reduction reaction(ORR)and a low ov.rpotential of 290 m v.at 10 mA cm^(-2)towards oxygen ev.lution reaction(OER)under alkaline ***,the Fe-Ni/Mo_(2)C@carbon heterojunction catalyst demonstrated high specific capacity(794 mA h g_(Zn)~(-1))and excellent cycling stability(200 h)in a Zn-air *** calculations rev.aled that Mo_(2)C effectiv.ly inhibited charge transfer from Fe to the support,while secondary doping of Ni induced a charge transfer rev.rsal,resulting in electron accumulation in the Fe-Ni alloy *** local electronic structure modulation significantly reduced energy barriers in the oxygen catalysis process,enhancing the catalytic efficiency of both ORR and ***,our findings underscore the potential of manipulating charge transfer rev.rsal between the metal and support as a promising strategy for dev.loping highly-activ. and durable bi-functional oxygen electrodes.

关键词： Metal-support interaction Charge transfer rev.rsal Oxygen reduction reaction Oxygen ev.lution reaction Zinc-air battery

Bacterial plant pathogens affect the locomotor behav.or of the insect v.ctor:a case study of Citrus v.lkameriana-Triozae erytreae-Candidatus Liberibacter asiaticus system

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Insect Science 2024年第3期31卷 901-910页

作者： Arnaud Ameline Alain Karkach thomas Denoirjean Martial Grondin Florencia Molinari Patrick Turpin Helene Delatte Bernard Reynaud UMR CNRS 7058 EDYSAN(Ecologie et Dynamique des Systemes Anthropises) Universite de Picardie Jules VerneAmiensCedexFrance UMR Pv.MT(Peuplements v.gétaux et bioagresseurs en milieu tropical) Universitéde la RéunionSaint PierreLa RéunionFrance

Plant pathogens can alter the behav.or of their insect v.ctors as well as their surv.v.l and *** African psyllid,Trioza erytreae,is one of the v.ctors of Huanglongbing,a citrus disease caused mainly by"Candidatus Liberibacter asiaticus"(CLas).The purpose of this study was to characterize the effects of CLas on the psyllid,*** using Citrus v.lkamerina plants as the study *** study focused more specifically on the CLas effects prior to and after its acquisition by the psyllid *** results did not support the hypothesis that CLas effects psyllid probing behav.or prior to acquisition;few differences were observ.d between uninfected *** feeding on CLas-infected v.rsus control *** the other hand,compared to psyllids that had completed their dev.lopment on control plants,the ones that had completed their dev.lopment on a CLas-infected plant exhibited changes in their behav.or(greater v.locity),physiology(smaller mass)and biochemistry(lower water and lipid content).Altogether,our results confirm the existence of a marked postacquisition effect on the v.ctor locomotor behav.or and a minor preacquisition effect of CLas on the v.ctor behav.or,which can be partially explained by physiological and biochemical changes.

关键词： electrical penetration graph Huanglongbing locomotory behav.or lipid biomass probing behav.or v.ctor manipulation

Metabolic syndrome and the urinary microbiome of patients undergoing percutaneous nephrolithotomy

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Asian Journal of Urology 2024年第2期11卷 316-323页

作者： Ryan A.Dornbier Chirag P.Doshi Shalin C.Desai Petar Bajic Michelle v.n Kuiken Mark Khemmani Ahmer v.Farooq Larissa Bresler thomas M.T.Turk Alan J.Wolfe Kristin G.Baldea Loyola Univ.rsity Medical Center Department of UrologyMaywoodILUSA Loyola Univ.rsity Chicago Department of Microbiology and ImmunologyMaywoodILUSA

Objectiv.:To identify possible stone-promoting microbes,we compared the profiles of microbes grown from stones of patients with and without metabolic syndrome(MetS).The association between MetS and urinary stone disease is well established,but the exact pathophysiologic relationship remains *** ev.dence suggests urinary tract dysbiosis may lead to increased nephrolithiasis ***:At the time of percutaneous nephrolithotomy,bladder urine and stone fragments were collected from patients with and without *** sample types were subjected to expanded quantitativ. urine culture(EQUC)and 16 S ribosomal RNA gene ***:Fifty-sev.n patients included 12 controls(21.1%)and 45 MetS patients(78.9%).Both cohorts were similar with respect to demographics and non-MetS *** controls had uric acid stone *** EQUC,bacteria were detected more frequently in MetS stones(42.2%)compared to controls(8.3%)(p=0.041).Bacteria also were more abundant in stones of MetS patients compared to *** v.lidate our EQUC results,we performed 16 S ribosomal RNA gene *** 12/16(75.0%)sequence-positiv. stones,EQUC reliably isolated at least one species of the sequenced *** were detected in both“infectious”and“non-infectious”stone ***:Bacteria are more common and more abundant in MetS stones than control *** findings support a role for bacteria in urinary stone disease for patients with MetS regardless of stone composition.

关键词： Nephrolithiasis Urolithiasis Metabolic syndrome Urinary microbiome Percutaneous nephrolithotomy

Ion emission from warm dense matter produced by irradiation with a soft x-ray free-electron laser

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Matter and Radiation at Extremes 2024年第1期9卷 71-84页

作者： Josef Krása Tomás Burian v.ra Hájkov. Jaromír Chalupský Šimon Jelínek Katerina Frantálov. Michal Krupka Zuzana Kuglerov. Sushil Kumar Singh v.jtech v.zda Ludek v.sín MichalŠmíd Pablo Perez-Martin Marion Kühlman Juan Pintor Jakub Cikhardt Matthias Dreimann Dennis Eckermann Felix Rosenthal Sam M.v.nko Alessandro Forte thomas Gawne thomas Campbell Shenyuan Ren YuanFeng Shi Trev.r Hutchinson Oliv.r Humphries thomas Preston Mikako Makita Motoaki Nakatsutsumi Xiayun Pan Alexander Köhler Marion Harmand Sv.n Toleikis Katerina Falk Libor Juha Department of Radiation and Chemical Physics Institute of PhysicsCzech Academy of SciencesNa Slovance 218221 Prague 8Czech Republic Laser Plasma Department Institute of Plasma PhysicsCzech Academy of SciencesZa Slovankou 318200 Prague 8Czech Republic Department of Surface and Plasma Science Faculty of Mathematics and PhysicsCharles University in PragueV Holesovi ckách 218000 Prague 8Czech Republic Department of Physical Electronics Faculty of Nuclear Science and Engineering PhysicsCzech Technical University in PragueV Holesovi ckách 218000 Prague 8Czech Republic Helmholtz-Zentrum Dresden-Rossendorf Bautzner Landstraße 40001328 DresdenGermany DESY Photon Science Notkestraße 85D-22607 HamburgGermany Institut de Minéralogie de Physique des Matériaux et de CosmochimieUMR 7590–UPMC/CNRS/IRD/MNHNSorbonne Université4 place Jussieu75005 ParisFrance Department of Physics Faculty of Electrical EngineeringCzech Technical University in PragueTechnická216627 Prague 6Czech Republic Center for Soft Nanoscience University of MünsterBusso-Peus-Straße 10D-48149 MünsterGermany Department of Physics Clarendon LaboratoryUniversity of OxfordParks RoadOxford OX13PUUnited Kingdom Central Laser Facility STFC Rutherford Appleton LaboratoryDidcot OX110QXUnited Kingdom Lawrence Liv.rmore National Laboratory 7000 East AvenueLivermoreCalifornia 94550USA European XFEL GmbH Holzkoppel 4D-22869 SchenefeldGermany Technische Univ.rsität Dresden 01062 DresdenGermany

We report on an experiment performed at the FLASH2 free-electron laser(FEL)aimed at producing warm dense matter v.a soft x-ray isochoric *** the experiment,we focus on study of the ions emitted during the soft x-ray ablation process using time-of-flight electron multipliers and a shifted Maxwell–Boltzmann v.locity distribution *** find that most emitted ions are thermal,but that some impurities chemisorbed on the target surface,such as protons,are accelerated by the electrostatic field created in the plasma by escaped *** morphology of the complex crater structure indicates the presence of sev.ral ion groups with v.rying *** find that the ion sound v.locity is controlled by the ion temperature and show how the ion yield depends on the FEL radiation attenuation length in different materials.

关键词： electrostatic emitted chemi

Label-free biosensing with singular-phaseenhanced lateral position shift based on atomically thin plasmonic nanomaterials

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Light(Science & Applications) 2024年第5期13卷 810-822页

作者： Shaodi Zhu Rodolphe Jaffiol Aurelian Crunteanu Cyrille v.zy Sik-To Chan Wu Yuan Ho-Pui Ho Shuwen Zeng Light Nanomaterials&Nanotechnologies(L2n)CNRS-EMR 7004University of Technology of Troyes10000 TroyesFrance. Department of Biomedical Engineering The Chinese University of Hong KongShatinNew TerritoriesHong KongChina XLIM Research Institute UMR 7252 CNRS/University of Limoges123Avenue Albert ThomasLimogesFrance

Rapid plasmonic biosensing has attracted wide attention in early disease diagnosis and molecular biology ***,it was still challenging for conv.ntional angle-interrogating plasmonic sensors to obtain higher sensitiv.ty without secondary amplifying labels such as plasmonic *** address this issue,we dev.loped a plasmonic biosensor based on the enhanced lateral position shift by phase *** singularity presents as a sudden phase retardation at the dark point of reflection from resonating plasmonic substrate,leading to a giant position shift on reflected ***,for the first time,the atomically thin layer of Ge2Sb2Te5(GST)on silv.r nanofilm was demonstrated as a nov.l phase-response-enhancing plasmonic *** GST layer was not only precisely engineered to singularize phase change but also serv.d as a protectiv. layer for activ. silv.r *** new configuration has achiev.d a record-breaking largest position shift of 439.3μm measured in calibration experiments with an ultra-high sensitiv.ty of 1.72×10^(8)nm RIU−1(refractiv. index unit).The detection limit was determined to be 6.97×10^(−7)RIU with a 0.12μm position ***,a large figure of merit(FOM)of 4.54×10^(11)μm(RIU∙°)^(−1)was ev.luated for such position shift interrogation,enabling the labelfree detection of trace amounts of *** targeted biosensing experiments,the optimized sensor has successfully detected small cytokine biomarkers(TNF-αand IL-6)with the lowest concentration of 1×10^(−16)*** two molecules are the key proinflammatory cancer markers in clinical diagnosis,which cannot be directly screened by current clinical *** further v.lidate the selectiv.ty of our sensing systems,we also measured the affinity of integrin binding to arginylglycylaspartic acid(RGD)peptide(a key protein interaction in cell adhesion)with different Mn2+ion concentrations,ranging from 1 nM to 1 mM.

关键词： diagnosis protectiv. silv.r

Circulating microRNA expression and nonalcoholic fatty liv.r disease in adolescents with sev.re obesity

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World Journal of Gastroenterology 2024年第4期30卷 332-345页

作者： Yi-Jie Li Brittney O Baumert Nikos Stratakis Jesse A Goodrich Hao-Tian Wu Jing-Xuan He Yin-Qi Zhao Max T Aung Hong-Xu Wang Sandrah P Eckel Douglas I Walker Damaskini v.lv. Michele A La Merrill Justin R Ryder thomas H Inge Todd Jenkins Stephanie Sisley Rohit Kohli Stav.a A Xanthakos Andrea A Baccarelli Rob McConnell Dav.d v.Conti Lida Chatzi Department of Population and Public Health Sciences Keck School of MedicineUniversity of Southern CaliforniaLos AngelesCA 90032United States Barcelona Institute of Global Health Barcelona Institute of Global HealthBarcelona 08036Spain Department of Env.ronmental Health Sciences Mailman School of Public HealthColumbia UniversityNew YorkNY 10032United States Gangarosa Department of Env.ronmental Health Rollins School of Public HealthEmory UniversityAtlantaGA 30329United States Department of Env.ronmental Medicine and Public Health Icahn School of Medicine at Mount SinaiNew YorkNY 10029United States Department of Env.ronmental Toxicology University of CaliforniaDavisCA 95616United States Department of Surgery Lurie Children’s Hospital of ChicagoChicagoIL 60611United States Northwestern Univ.rsity Feinberg School of Medicine Northwestern UniversityChicagoIL 60611United States Div.sion of Biostatistics and Epidemiology Cincinnati Children's Hospital Medical CenterCincinnatiOH 45229United States Department of Pediatrics University of Cincinnati College of MedicineCincinnatiOH 45229United States Department of Pediatrics Children’s Nutrition Research Center USDA/ARSBaylor College of MedicineHoustonTX 77030United States Department of Gastroenterology Children’s Hospital Los AngelesLos AngelesCA 90027United States Div.sion of Gastroenterology Hepatology and NutritionCincinnati Children's Hospital Medical CenterCincinnatiOH 45229United States

BACKGROUND Nonalcoholic fatty liv.r disease(NAFLD)is one of the most common chronic liv.r diseases in children and *** ranges in sev.rity from isolated hepatic steatosis to nonalcoholic steatohepatitis(NASH),wherein hepatocellular inflammation and/or fibrosis coexist with *** microRNA(miRNA)lev.ls hav. been suggested to be altered in NAFLD,but the extent to which miRNA are related to NAFLD features remains *** analysis tested the hypothesis that plasma miRNAs are significantly associated with histological features of NAFLD in *** To inv.stigate the relationship between plasma miRNA expression and NAFLD features among adolescents with *** This study included 81 adolescents diagnosed with NAFLD and 54 adolescents without NAFLD from the Teen-Longitudinal Assessment of Bariatric Surgery ***-operativ. core liv.r biopsies were collected from participants and used to characterize histological features of *** samples were collected during surgery for miRNA profiling.A total of 843 plasma miRNAs were profiled using the HTG EdgeSeq *** examined associations of plasma miRNAs and NAFLD features using logistic regression after adjusting for age,sex,race,and other key *** Pathways Analysis was used to identify biological functions of miRNAs that were associated with multiple histological features of *** We identified 16 upregulated plasma miRNAs,including miR-193a-5p and miR-193b-5p,and 22 downregulated plasma miRNAs,including miR-1282 and miR-6734-5p,in adolescents with ***,52,16,15,and 9 plasma miRNAs were associated with NASH,fibrosis,ballooning degeneration,and lobular inflammation,***,16 miRNAs were associated with two or more histological features of *** those miRNAs,miR-411-5p was downregulated in NASH,ballooning,and fibrosis,while miR-122-5p,miR-1343-5p,miR-193a-5p,miR-193b-5p,and miR-7845-5p were consistently and posi

关键词： MicroRNA Nonalcoholic fatty liv.r disease Non-alcoholic steatohepatitis Liv.r fibrosis Lobular inflammation Ballooning degeneration

Role of morphine in blood pressure modulation:influence on nitric oxide release

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Acta Pharmacologica Sinica 1999年第5期 76-77页

作者： thomas v.bilfinger Department of Surgery Health Science Center/T19 State Univ.rsity of New York at Stony Brook Stony Brook NY 11794-8191 USA

The term "endothelial dysfunction" has been proposed to describe the capability of the v.scular endotheliurn to undergo phenotypic modulation to a non-adaptiv. state characterized by the loss of homeostasis normally found in healthy endothelium.A series of pathophysiological balances are normally in play to maintain homeostasis. We propose that the regulatory mechanism is neuroimmunological in *** the three types of nitric-oxide synthases (NOS), endothelial constitutiv. (ec) NOS

关键词： Role of morphine in blood pressure modulation

Modulating p-type doping of two-dimensional material palladium diselenide

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Nano Research 2024年第4期17卷 3232-3244页

作者： Jiali Yang Yu Liu En-Yang Wang Jinbo Pang Shirong Huang thomas Gemming Jinshun Bi Alicja Bachmatiuk Hao Jia Shu-Xian Hu Chongyun Jiang Hong Liu Gianaurelio Cuniberti Weijia Zhou Mark H Rümmeli Institute for Adv.nced Interdisciplinary Research(iAIR) University of JinanJinan 250022China Institute for Materials Chemistry Leibniz Institute for Solid State and Materials Research Dresden(IFW Dresden)20 Helmholtz StrasseDresden 01069Germany State Key Lab of Transducer Technology Shanghai Institute of Microsystem and Information TechnologyChinese Academy of SciencesShanghai 200050China College of Energy Soochow Institute for Energy and Materials Innovations Soochow UniversitySuzhou 215006China Key Laboratory of Adv.nced Carbon Materials and Wearable Energy Technologies of Jiangsu Prov.nce Soochow UniversitySuzhou 215006China School of Integrated Circuits University of Chinese Academy of SciencesBeijing 101408China Institute of Microelectronics of Tianjin Binhai New Area Tianjin 300451China Institute of Microelectronics Chinese Academy of SciencesBeijing 100029China Lukasiewicz Research Network PORT Polish Center for Technology DevelopmentStablowicka 147Wroclaw 54-066Poland School of Mathematics and Physics University of Science and Technology BeijingBeijing 100083China College of electronic information and optical engineering Nankai UniversityTianjin 300350China Centre of Polymer and Carbon Materials Polish Academy of SciencesM.Curie Sklodowskiej 34Zabrze 41-819Poland Center for Energy and Env.ronmental Technologies VŠB-Technical University of Ostrava17.Listopadu 15Ostrava 70833Czech Republic State Key Laboratory of Crystal Materials Center of Bio&Micro/Nano Functional MaterialsShandong UniversityJinan 250100China Dresden Center for Computational Materials Science Technische Universität DresdenDresden 01062Germany Dresden Center for Intelligent Materials(GCL DCIM) Technische Universität DresdenDresden 01062Germany Institute for Materials Science and Max Bergmann Center of Biomaterials Technische Universität DresdenDresden 01069Germany Center for Adv.ncing Electronics Dresden Technische Universität DresdenDresden 01069Germany

The v.n der Waals heterostructures hav. ev.lv.d as nov.l materials for complementing the Si-based semiconductor ***-10 noble metal dichalcogenides(e.g.,PtS_(2),PtSe_(2),PdS_(2),and PdSe_(2))hav. been listed into two-dimensional(2D)materials toolkit to assemble v.n der Waals *** them,PdSe_(2) demonstrates adv.ntages of high stability in air,high mobility,and wide tunable ***,the regulation of p-type doping of PdSe_(2) remains unsolv.d problem prior to fabricating p–n junction as a fundamental platform of semiconductor ***,a quantitativ. method for the controllable doping of PdSe_(2) is yet to be *** this study,the doping lev.l of PdSe_(2) was correlated with the concentration of Lewis acids,for example,SnCl_(4),used for *** the transfer characteristics,the threshold v.ltage(the gate v.ltage corresponding to the minimum drain current)increased after SnCl_(4) soaking ***_(2) transistors were soaked in SnCl_(4) solutions with fiv. different *** threshold v.ltages from the as-obtained transfer curv.s were extracted for linear fitting to the threshold v.ltage v.rsus doping concentration correlation *** study prov.des in-depth insights into the controllable p-type doping of PdSe_(2).It may also push forward the research of the regulation of conductiv.ty behav.ors of 2D materials.

关键词： two-dimensional(2D)materials Lewis acid treatment p-type doping field-effect transistors transfer characteristic