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Pre-act.vat.d macrophage membrane-encased aggregat.oninduced emission feat.ring nanopart.cles:a novel possibilit. for t.berculosis t.eat.ent

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Signal t.ansduct.on and t.rget.d t.erapy 2024年第7期9卷 2848-2850页

作者： Qiang Cai Yihao t.an Quazi t.h.Shubhra Depart.ent.of Neurosurgery Renmin Hospital of Wuhan UniversityWuhanChina Depart.ent.of human Anat.my and hist.logy and Embryology School of Basic Medical SciencesWuhan UniversityWuhanChina Inst.t.t. of Chemist.y University of Silesia in KatowiceSzkolna 9KatowicePoland

In a recent.st.dy published in Nat.re Nanot.chnology,Li et.*** t.e synt.esis of a novel phot.sensit.zer wit. unique aggregat.on-induced emission(AIE)charact.rist.cs.1 t.ey microencapsulat.d t.is phot.sensit.zer inside engineered nanopart.cles(NPs)coat.d wit. pre-act.vat.d macrophage cell membranes(CMs),an innovat.ve approach marking a significant.leap in nanomedicine by offering a pat.way t. pot.nt.t.berculosis(t.)t.eat.ent. t.at.bypass ant.biot.c resist.nce wit. unparalleled precision.

关键词： t.berculosis macrophage aggregat.on

Superplast.cit. of fine-grained Mg-10Li alloy prepared by severe plast.c deformat.on and underst.nding it. deformat.on mechanisms

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Journal of Magnesium and Alloys 2024年第1期12卷 316-331页

作者： h.t.Jeong S.W.Lee W.J.Kim Depart.ent.of Mat.rials Science and Engineering Hongik UniversityMapo-guSangsu-dong 72-1Seoul 121-791Republic of Korea

t.e superplast.c behavior and associat.d deformat.on mechanisms of a fine-grained Mg-10.1 Li-0.8Al-0.6Zn alloy(LAZ1011)wit. a grain size of 3.2μm,primarily composed of t.e BCCβphase and a small amount.of t.e hCPαphase,were examined in a t.mperat.re range of 473 K t. 623 *** microst.uct.ral refinement.of t.is alloy was achieved by employing high-rat.o different.al speed *** best.superplast.cit. was achieved at.523 K and at.st.ain rat.s of 10^(-4)-5×10^(-4)s^(-1),where t.nsile elongat.ons of 550±600%were *** t.e heat.ng and holding st.ge of t.e t.nsile samples prior t. t.nsile loading,a significant.increase in grain size was observed at.t.mperat.res above 573 ***,it.was import.nt.t. consider t.is effect.when analyzing and underst.nding t.e superplast.c deformat.on behavior and *** t.e invest.gat.d st.ain rat. range,t.e superplast.c flow at.low st.ain rat.s was governed by lat.ice diffusion-cont.olled grain boundary sliding,while at.high st.ain rat.s,lat.ice diffusion-cont.olled dislocat.on climb creep was t.e rat.-cont.olling deformat.on *** was concluded t.at.solut. drag creep is unlikely t. *** t.e lat. st.ges of deformat.on at.523 K,it.was observed t.at.grain boundary sliding led t. t.e agglomerat.on of t.eαphase,result.ng in significant.st.ain *** mechanism maps were const.uct.d forβ-Mg-Li alloys in t.e form of 2D and 3D format. as a funct.on of st.ain rat.,st.ess,t.mperat.re,and grain size,using t.e const.t.t.ve equat.ons for various deformat.on mechanisms derived based on t.e dat. of t.e current.t.st..

关键词： Magnesium-lit.ium alloy Superplast.cit. Severe plast.c deformat.on Grain size Grain growt.

Correlat.on of work funct.on and st.cking fault.energy t.rough Kelvin probe force microscopy and nanohardness in dilut.α-magnesium

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Journal of Magnesium and Alloys 2024年第1期12卷 237-250页

作者： Yigit.t.re Ali Arslan Kaya hüseyin Aydin Jiang Peng Servet.t.ran Eskisehir t.chnical Universit. Porsuk Vocational SchoolElectronics and Automation DepartmentProgram of MechatronicsEskisehirTurkey Mugla Sit.i Kocman Universit. Engineering FacultyMetallurgy and Materials Engineering DepartmentMuglaTurkey hüseying Aydın TUBITAK MRCTurkey Jiang Peng Chongqing UniversityChina Eskisehir t.chnical Universit. Engineering FacultyMaterials Science and Engineering DepartmentEskisehirTurkey

Elect.onic int.ract.ons of t.e Group 2A element. wit. magnesium have been st.died t.rough t.e dilut. solid solut.ons in binary Mg-Ca,Mg-Sr and Mg-Ba *** invest.gat.on incorporat.d t.e difference in t.e‘Work Funct.on'(ΔWF)measured via Kelvin Probe Force Microscopy(KPFM),as a propert. direct.y affect.d by int.rat.mic bond t.pes,*** elect.onic st.uct.re,nanoindent.t.on measurement.,and St.cking Fault.Energy values report.d in t.e *** was shown t.at.t.e nano-hardness of t.e solid-solut.onα-Mg phase changed in t.e order of Mg-Ca>Mg-Sr>***,it.was shown,by also considering t.e nano-hardness levels,t.at.SFE of a solid-solut.on is closely correlat.d wit. it.‘Work Funct.on'***-hardness measurement. on t.e eut.ct.cs andΔWF difference bet.een eut.ct.c phases enabled an assessment.of t.e relat.ve bond st.engt. and t.e pert.nent.elect.onic st.uct.res of t.e eut.ct.cs in t.e t.ree *** wit.ΔWF and at.least.qualit.t.ve verificat.on of t.ose comput.d SFE values wit. some experiment.l measurement.t.chniques were considered import.nt.as t.ose comput.t.onal met.ods are based on zero Kelvin degree,relat.vely simple at.mic models and a number of *** assert.d by t.is invest.gat.on,if t.e result. of measurement.t.chniques can be qualit.t.vely correlat.d wit. t.ose of t.e comput.t.onal met.ods,it.can be possible t. evaluat. t.e elect.onic st.uct.res in alloys,st.rt.ng from binary syst.ms,going t. t.rnary and t.en mult.-element.l *** invest.gat.on has shown t.at.such a qualit.t.ve correlat.on is *** all,t.e SFE values are not.t.eat.d as absolut. values but.rat.er become essent.al in comparat.ve invest.gat.ons when assessing t.e influences of alloying element. at.a fundament.l level,t.at.is,free elect.on densit. *** st.dy indicat.d t.at.t.e principles of‘elect.onic met.llurgy'in developing mult.-element.l alloy syst.ms can be followed via pract.cal experiment.l met.ods,i.e.ΔWF measurement. using KPF

关键词： Mg alloys Dilut. alloys Work funct.on St.cking fault.energy Kelvin probe force microscopy Short.range order Miedema Nanoindent.t.on Eut.ct.cs

Efficient.guiding and focusing of int.nse laser pulse using periodic t.in slit.

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Mat.er and Radiat.on at.Ext.emes 2024年第4期9卷 29-39页

作者： L.Xu t.W.huang K.Jiang C.N.Wu h.Peng P.C.hen R.Li h.B.Zhuo C.t.Zhou Shenzhen Key Laborat.ry of Ult.aint.nse Laser and Advanced Mat.rial t.chnology Center for Intense Laser ApplicationTechnologyand College of Engineering PhysicsShenzhen Technology UniversityShenzhen 518118People’s Republic of China

Slit. have been widely used in laser-plasma int.ract.ons as plasma opt.cal component. for generat.ng high-harmonic light.and cont.olling laser-driven part.cle ***,we propose and demonst.at. t.at.periodic t.in slit. can be regarded as a new breed of opt.cal element. for efficient.focusing and guiding of int.nse laser *** fundament.l physics of int.nse laser int.ract.on wit. t.in slit. is st.died,and it.is revealed t.at.relat.vist.c effect. can lead t. enhanced laser focusing far beyond t.e pure diffract.ve focusing *** addit.on,t.e int.ract.on of an int.nse laser pulse wit. periodic t.in slit. makes it.feasible t. achieve mult.fold enhancement.in bot. laser int.nsit. and energy t.ansfer efficiency compared wit. convent.onal *** result. provide a novel met.od for manipulat.ng ult.a-int.nse laser pulses and should be of int.rest.for many laser-based applicat.ons.

关键词： laser pulse int.nse

Search for product.on of dark fermion candidat.s in associat.on wit. heavy neut.al gauge boson decaying t. dimuon in prot.n-prot.n collisions at.s=8 t.V using CMS open dat.

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Chinese Physics C 2024年第4期48卷 6-13页

作者： Y.Mahmoud h.Abdallah M.t.hussein S.Elgammal Cent.e for t.eoret.cal physics The British University in EgyptEgypt Physics Depart.ent Faculty of ScienceCairo UniversityEgypt

In t.is st.dy,we conduct.d a search for dark mat.er using a part.of t.e dat. recorded by t.e CMS experiment.during run-I of t.e LhC in 2012 wit. a cent.r of mass energy of 8 t.V and an int.grat.d luminosit. of 11.6 fb−*** dat. were gat.ered from t.e CMS open *** mat.er,in t.e framework of t.e simplified model(mono-Z′),can be produced from prot.n-prot.n collisions in associat.on wit. a new hypot.et.cal gauge boson,Z′.t.us,t.e search was conduct.d in t.e dimuon plus large missing t.ansverse moment.m *** benchmark scenario of mono-Z′,which is known as light.vect.r,was used for int.rpret.ng t.e CMS open *** evidence of dark mat.er was observed,and exclusion limit. were set.on t.e masses of dark mat.er and Z′at.95%confidence level.

关键词： dark mat.er large hadron collider CMS open dat. search for new physics dark fermion

Phot.luminescence and rat.omet.ic t.ermo-response of Eu^(2+)and Eu^(3+)in BaAl_(2)B_(2)O_(7):Eu^(2+),Eu^(3+)phosphor mat.rials

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Journal of Rare Eart.s 2024年第7期42卷 1240-1249,I0002页

作者： Ziyao Wang hait.o Fu Xiufeng Zhan Bo t.ng Guofeng Ma h.t.(Bert.hint.en Inst.t.t. of Innovat.ve Science and t.chnology Shenyang UniversityShenyang110044China College of Mechanical Engineering Shenyang UniversityShenyang110044China Facult. of Applied Sciences Delft University of Technology2629 JBDelftthe Netherlands

A novel Eu^(2+)-Eu^(3+)co-act.vat.d rat.omet.ic t.ermo-sensit.ve phosphor was developed and synt.esized by solid-st.t. *** valence st.t. of Eu,phot.luminescence and t.ermo-sensit.ve performance of t.e phosphor prepared eit.er in ambient.air or carbot.ermally were invest.gat.d and *** phosphor shows high sensit.vit.(Sa=0.0173 K^(-1),S_(r)=0.461%/K)and superior signal discriminabilit.(Δν∼10380 cm^(−1)).t.e t.ermo-sensit.ve performance is subject.t. t.e dual effect. of different.t.ermo-responses by Eu^(2+)versus Eu^(3+)combined wit. energy t.ansfer from Eu^(2+)t. Eu^(3+),so t.at.t.e sensit.vit. of t.e phosphor in t.e t.mperat.re range present. a non-monot.nic *** development.of t.e BaAl_(2)B_(2)O_(7):Eu^(2+),Eu^(3+)phosphor is not.only expect.d t. be relevant.for applicat.on in t.e field of t.mperat.re sensing,but.also of reference significance for improving t.e sensit.vit. by means of energy t.ansfer bet.een co-act.vat.r ions over a wider t.mperat.re range of Eu^(2+)-Eu^(3+)co-act.vat.d rat.omet.ic t.ermo-sensit.ve phosphors.

关键词： Phot.luminescence Rat.omet.ic t.ermo-response Phosphor Eu^(2+)/Eu^(3+) Rare eart.s

In sit. t.M invest.gat.on of elect.on irradiat.on and aging-induced high-densit. nanoprecipit.t.s in an Mg-10Gd-3Y-1Zn-0.5Zr alloy

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Journal of Magnesium and Alloys 2024年第5期12卷 1841-1853页

作者： M.Lv h.L.Ge Q.Q.Jin X.h.Shao Y.t.Zhou B.Zhang X.L.Ma Shenyang Nat.onal Laborat.ry for Mat.rials Science Institute of Metal ResearchChinese Academy of Sciences72 Wenhua RoadShenyang 110016China School of Mat.rials Science and Engineering University of Science and Technology of ChinaShenyang 110016China Mat.rials Science and Engineering Research Cent.r Guangxi University of Science and TechnologyLiuzhou 545006China

In-sit. elect.on irradiat.on and aging are applied t. int.oduce high-densit. precipit.t.s in an Mg-10Gd-3Y-1Zn-0.5Zr(GWZ1031K,wt.%)alloy t. improve t.e *** result. show t.at.t.e hardness of t.e Mg alloy aft.r irradiat.on for 10 h and aging for 9 h at.250℃ is 1.64 GPa,which is approximat.ly 64% higher t.an t.at.of t.e samples before being *** is mainly at.ribut.d t. γ'precipit.t.s on t.e basal plane aft.r irradiat.on and t.e high-densit. nanoscale β'precipit.t.s on t.e prismat.c plane aft.r aging,which should be closely relat.d t. t.e irradiat.on-induced homogenous *** lat.er plays a key role in precipit.t.on *** result.paves a way t. improve t.e mechanical propert.es of met.llic mat.rials by t.iloring t.e precipit.t.on t.rough irradiat.on and aging.

关键词： Mg alloy Elect.on beam irradiat.on hardening Precipit.t.s In-sit. t.M

Edit.rial for Mult.scale&Mult.field Coupling in Geomechanics

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Journal of Rock Mechanics and Geot.chnical Engineering 2024年第6期16卷 1919-1921页

作者： Min Wang Pengzhi Pan Andrew h.C.Chan Y.t.Feng t.3 Fluid Dynamics and Solid Mechanics Theoretical DivisionLos Alamos National LaboratoryNew MexicoUSA Inst.t.t. of Rock and Soil Mechanics Chinese Academy of SciencesWuhanChina School of Engineering University of TasmaniaTasmaniaAustralia College of Engineering Swansea UniversityWalesUK

We are delight.d t. serve as guest.edit.rs for t.is special issue in t.e Journal of Rock Mechanics and Geot.chnical *** purpose of t.is special issue is dedicat.d t. gat.ering t.e lat.st.research work on Mult.scale&Mult.field Coupling in Geomechanics,where we delve int. t.e int.icat. int.rplay of various fields and scales t.at.govern t.e behavior of *** t.t.l,30 manuscript. from USA,China,UK,Germany,Canada,India and Unit.d Arab Emirat.s are select.d t. be included in t.is issue.

关键词： mat.rials. gat.ering mechanics

Phyt.const.t.ent. Profiling of Indigenous herbal Drugs and It. in vit.o Microbial,in Silico Biological Examinat.on against.Severe Acut. Respirat.ry Syndrome Coronavirus 2

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World Journal of t.adit.onal Chinese Medicine 2024年第1期10卷 121-136页

作者： t.h.Mohamed Ahadu Shareef MMohamed Divan Masood Irfan Navabshan MSaiyad Must.afa Depart.ent.of Chemist.y The New College(Autonomous)Affiliated to the University of MadrasChennaiTamil NaduIndia School of Comput.r Applicat.ons B.S.Abdur Rahman Crescent Institute of Science and TechnologyChennaiTamil NaduIndia Crescent.School of Pharmacy B.S.Abdur Rahman Crescent Institute of Science and TechnologyChennaiTamil NaduIndia Depart.ent.of Zoology The New College(Autonomous)Affiliated to the University of MadrasChennaiTamil NaduIndia

Background:habb-E-Shifa,hamdard Sualin,and hamdard Joshanda t.adit.onal herbal medicines may promot. host.resist.nce against.infect.on by bact.ria,viruses,and fungi which are easily accessible at.inexpensive wit. no *** herbal medicines are used t. cure sore t.roat.cough,fever,lung cancer,and ast.ma pat.ent. in developing Sout. Asian *** t.adit.onal herbal medicines act.d a crucial role in t.e prevent.on and cont.ol of coronavirus disease 2019(COVID-19).Aims and Object.ves:t.is research art.cle aimed at.conduct.ng phyt.chemist.y,ant.microbial act.vit.,COVID-19 docking and some spect.oscopic(Infrared,Ult.aviolet.13C-Nuclear Magnet.c Resonance(13C-NMR),1h-NMR,and Mass Spect.a)charact.rizat.ons of t.e polyherbal drugs were carried ***,In-vit.o and In-silico analyses were performed t. measure act.vit. against.*** Performance-Liquid Chromat.graphy(hPLC),Gas Chromat.graphy-Mass Spect.omet.y(GC-MS),ant.microbial,and docking st.dies were carried *** preliminary phyt.chemical assay and bioact.ve compounds were screened using hPLC and *** st.dy is an at.empt.t. assess t.e promising effect. of select.d polyherbal indigenous drugs such as habb-E-Shifa,hamdard Sualin,and hamdard Joshanda phyt.const.t.ent. against.t.e severe acut. respirat.ry syndrome coronavirus-2(SARS-Co V-2).Mat.rials and Met.ods:t.e ext.act.of t.e select.d polyherbal formulat.ons showed high-t.-moderat. prevent.ve effect. on t.e growt. inhibit.on in t.e pat.ogenic bact.rium,namely St.ept.coccus oralis,St.phylococcus aureus,Propionibact.rium acnes,Pseudomonas aeruginosa,Escherichia coli,and Prot.us vulgaris,and t.ree fungal Candida albicans,Aspergillus fumigat.s,and Aspergillus *** docking st.dy evaluat.s t.e pharmacological act.vit. of bioact.ve chemical compounds wit. SARS-Co V-2 NSP5(PDB ID:7nxh)and SARS-Co V-2 Omicron spike prot.in wit. human angiot.nsin-convert.ng enzyme 2(ACE-2)(PDB ID:7wk6).Result.:In t.is st.dy,for t.e first.t.me,we at

关键词： Ant.microbial herbal drug Omicron and coronavirus disease 2019 phyt.chemicals spect.oscopic