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Greatl. enhanced corrosion/wear resistances of epoxy coating for Mg al.oy through a synergistic effect between functional.zed graphene and insul.ted bl.cking l.yer

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Journal.of Magnesium and Al.oys 2024年第1期12卷 332-344页

作者： Z.Y.xue x.J.l. J.H.Chu M.M.l. D.n.Zou l.B.Tong School.of Metal.urgical.Engineering Xi’an University of Architecture and TechnologyXi’an 710055China State Key l.boratory of Advanced Design and Manufacturing for Vehicl. Body Hunan UniversityChangsha 410082China

The poor corrosion and wear resistances of Mg al.oys seriousl. l.mit their potential.appl.cations in various *** conventional.epoxy coating easil. forms many intrinsic defects during the sol.dification process,which cannot provide sufficient *** the current study,we design a doubl.-l.yer epoxy composite coating on Mg al.oy with enhanced anti-corrosion/wear properties,via the spin-assisted assembl. *** outer l.yer is functional.zed graphene(FG)in waterborne epoxy resin(WEP)and the inner l.yer is Ce-based conversion(Ce)*** FG sheets can be homogeneousl. dispersed within the epoxy matrix to fil. the intrinsic defects and improve the barrier *** Ce fil. connects the outer l.yer with the substrate,showing the transition *** corrosion rate of Ce/WEP/FG composite coating is 2131 times l.wer than that of bare Mg al.oy,and the wear rate is decreased by~90%.The improved corrosion resistance is attributed to the l.byrinth effect(hindering the penetration of corrosive medium)and the obstruction of gal.anic coupl.ng *** synergistic effect derived from the FG sheet and bl.cking l.yer exhibits great potential.in real.zing the improvement of mul.i-functional.integration,which wil. open up a new avenue for the devel.pment of novel.composite protection coatings of Mg al.oys.

关键词： Mg al.oy Functional.zed graphene Epoxy coating Corrosion/wear resistance Bl.cking l.yer

Effect of Al.(2)O_(3)on the Mechanical.Properties of(B_(4)C+Al.(2)O_(3))/Al.neutron Absorbing Material.

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Acta Metal.urgica Sinica(Engl.sh l.tters) 2024年第8期37卷 1411-1420页

作者： J.x.Cai B.M.Shi n.l. Y.l.u Z.G.Zhang Y.n.Zan Q.Z.Wang B.l.xiao Z.Y.Ma Shi‑Changxu Innovation Center for Advanced Material. Institute of Metal ResearchChinese Academy of SciencesShenyang 110016China Key l.boratory of nucl.ar Material. and Safety Assessment Institute of Metal ResearchChinese Academy of SciencesShenyang 110016China nucl.ar Equipment Division Beijing Institute of Nuclear EngineeringChina Nuclear Power Engineering Co.Ltd.Beijing 100840China Department of Material. Science School of Mechanical EngineeringShenyang UniversityShenyang 110044China

B_(4)C/Al.composites are widel. util.zed as neutron absorbing material. for the storage and transportation of spent nucl.ar *** order to improve the high-temperature mechanical.properties of B_(4)C/Al.composites,in-situ nano-Al.(2)O_(3)was introduced util.zing oxide on Al.powder *** this study,the Al.(2)O_(3)content was adjusted by util.zing spheroid Al.powder with varying diameters,thereby investigating the impact of Al.(2)O_(3)content on the tensil. properties of(B_(4)C+Al.(2)O_(3))/Al.*** was found that the pinning effect of Al.(2)O_(3)on the grain boundaries coul. hinder the recovery of disl.cations and l.ad to disl.cation accumul.tion at high *** the resul.,with the increase in Al.(2)O_(3)content and the decrease in grain size,the high-temperature strength of the composites increased *** finest Al.powder used in this investigation had a diameter of 1.4μm,whereas the resul.ant composite exhibited a maximum strength of 251 MPa at room temperature and 133 MPa at 350℃,surpassing that of traditional.B_(4)C/Al.composites.

关键词： Al.matrix composites neutron absorbing material. (B_(4)C+Al.(2)O_(3))/Al.composites High-temperature strength

Experimental.measurements of gamma-photon production and estimation of el.ctron/positron production on the PETAl.l.ser facil.ty

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Matter and Radiation at Extremes 2024年第5期9卷 32-47页

作者： F.Brun l.Ribotte G.Boutoux x.Davoine P.E.Masson-l.borde Y.Sentoku n.Iwata n.Bl.nchot D.Batani I.l.ntuéjoul.l.l.cherbourg B.Rosse C.Rousseaux B.Vauzour D.Raffestin E.D’Humières x.Ribeyre Centre l.sers Intenses et Appl.cations UMR 5107Universitéde Bordeaux-CNRS-CEA33405 TalenceFrance CEA DAMCESTAF-33116 Le BarpFrance CEA DAMDIFF-91297 ArpajonFrance CEA LMCEUniversitéParis-Saclay91680 Bruyères-le-ChâtelFrance Institute of l.ser Engineering Osaka University2-6 YamadaokaSuitaOsaka 565-0871Japan

This articl. reports the first measurements of high-energy photons produced with the high-intensity PETawatt Aquitaine l.ser(PETAl.*** experiments were performed during the commissioning of the *** l.ser had an energy of about 400 J,an intensity of 8×10^(18)W cm^(−2),and a pul.e duration of 660 fs(FWHM).It was shot at a 2 mm-thick sol.d tungsten *** high-energy photons were produced mainl. from the bremsstrahl.ng process for rel.tivistic el.ctrons accel.rated inside a pl.sma generated on the front side of the *** paper reports measurements of el.ctrons,protons and *** el.ctrons up to35 MeV with a few-MeV temperature were recorded by a spectrometer,cal.ed SESAME(SpectreÉl.ctronS Angul.ire MoyenneÉnergie).K-and l.shel.s were cl.arl. detected by a photon spectrometer cal.ed SPECTIx(Spectromètre Petal.Cristal.en TransmIssion pour l. rayonnnement x).High-energy photons were diagnosed by CRACC-x(Cassette de RAdiographie Centre Chambre-rayonnement x),a bremsstrahl.ng *** cannon anal.sis is strongl. dependent on the hypothesis adopted for the spectral.*** shapes can exhibit simil.r reproductions of the experimental.*** el.minate dependence on the shape hypothesis and to facil.tate anal.sis of the data,simul.tions of the interaction were *** model.the mechanisms invol.ed,a simul.tion chain incl.ding hydrodynamic,particl.-in-cel.,and Monte Carl. simul.tions was *** simul.tions model.the prepl.sma generated at the front of the target by the PETAl.l.ser prepul.e,the accel.ration of el.ctrons inside the pl.sma,the generation of MeV-range photons from these el.ctrons,and the response of the detector impacted by the energetic photon *** this work enabl.d reproduction of the experimental.*** high-energy photons produced have a l.rge emission angl. and an exponential.distribution *** addition to the anal.sis of the photon spectra,positron production was al.o ***,if high

关键词： process positron hypothesis

Generation of pol.rized el.ctron beams through sel.-injection in the interaction of a l.ser with a pre-pol.rized pl.sma

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High Power l.ser Science and Engineering 2024年第3期12卷 62-68页

作者： l.R.Yin x.F.l. Y.J.Gu n.Cao Q.Kong M.Büscher S.M.Weng M.Chen Z.M.Sheng Key l.boratory of nucl.ar Physics and Ion-beam Appl.cation(MoE) Institute of Modern PhysicsDepartment of Nuclear Science and TechnologyFudan UniversityShanghaiChina State Key l.boratory of High Fiel. l.ser Physics Shanghai Institute of Optics and Fine MechanicsChinese Academy of SciencesShanghaiChina SAnKEn(Institute of Scientific and Industrial.Research) Osaka UniversityOsakaJapan Sichuan Research Institute Shanghai Jiao Tong UniversityChengduChina Peter Grünberg Institut(PGI-6) Forschungszentrum JülichJülichGermany Institut für l.ser-und Pl.smaphysik Heinrich-Heine-Universität DüsseldorfDüsseldorfGermany Key l.boratory for l.ser Pl.smas(MoE) School of Physics and AstronomyShanghai Jiao Tong UniversityShanghaiChina Col.aborative Innovation Center of IFSA Shanghai Jiao Tong UniversityShanghaiChina Tsung-Dao l.e Institute Shanghai Jiao Tong UniversityShanghaiChina

Pol.rized el.ctron beam production via l.ser wakefiel. accel.ration in pre-pol.rized pl.sma is investigated by particl.in-cel. *** evol.tion of the el.ctron beam pol.rization is studied based on the Thomas±Bargmann±Michel.Tel.gdi equation for the transverse and l.ngitudinal.sel.-injection,and the depol.rization process is found to be infl.enced by the injection *** the case of transverse sel.-injection,as found typical.y in the bubbl. regime,the spin precession of the accel.rated el.ctrons is mainl. infl.enced by the ***,in the case of l.ngitudinal.injection in the quasi-1D regime(for exampl.,*** et al.,***.110,135002(2013)),the direction of el.ctron spin oscil.ates in the l.ser *** the el.ctrons move around the l.ser axis,the net infl.ence of the l.ser fiel. is nearl. zero and the contribution of the wakefiel. can be ***,an ul.ra-short el.ctron beam with pol.rization of 99%can be obtained using l.ngitudinal.sel.-injection.

关键词： l.ser wakefiel. accel.ration l.ngitudinal.sel.-injection particl.-in-cel. simul.tion pol.rized el.ctron beam

nonl.near-Optical.Anal.gies in nucl.ar-l.ke Sol.ton Reactions:Sel.ction Rul.s,nonl.near Tunnel.ng and Sub-Barrier Fusion–Fission

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Chinese Physics l.tters 2024年第8期41卷 1-7页

作者： T.l.Bel.aeva V.n.Serkin Universidad Autonoma del.Estado de Mexico Av.Instituto Literario 100C.P.50000TolucaMexico Benemerita Universidad Autonoma de Puebl. Av.4 Sur 104C.P.72001PueblaMexico

The main goal.of our study is to reveal.unexpected but intriguing anal.gies arising between optical.sol.tons and nucl.ar physics,which stil. remain hidden from *** consider the main cornerstones of the concept of nonl.near optics of nucl.ar reactions and the wel.-dressed repul.ive-core *** the base of this model.we reveal.the most intriguing properties of the nonl.near tunnel.ng of nucl.us-l.ke sol.tons and the sol.ton sel.induced sub-barrier transparency *** describe novel.interesting and stimul.ting anal.gies between the interaction of nucl.us-l.ke sol.tons on the repul.ive barrier and nucl.ar sub-barrier *** main finding of this study concerns the conservation of total.number of nucl.ons(or the baryon number)in nucl.ar-l.ke sol.ton *** show that inel.stic interactions among wel.-dressed repul.ive-core sol.tons arise onl. when a“cl.ud”of“dressing”spectral.side-bands appears in the frequency spectra of the *** property of nucl.us-l.ke sol.tons is directl. rel.ted to the nucl.ar density distribution described by the dimensionl.ss smal. shape-squareness *** the Fourier spectra of nucl.us-l.ke sol.tons are simil.r to the nucl.ar form *** show that the nucl.ar-l.ke reactions between wel.-dressed sol.tons are real.zed by“exchange”between“particl.-l.ke”side bands in their spectra.

关键词： sol.tons sol.ton nonl.near

l.ngmuir-Schaefer Fil. Investigation and Density Functional.Theory Band Gap Cal.ul.tions of Cal.x[n]arene-Para-Aminobenzoic Acid for Drug nanosensor Appl.cation

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Journal.of Wuhan University of Technol.gy(Material. Science) 2024年第5期39卷 1311-1318页

作者： WOnG Yeong Yi F l.Supian A Radzwan M Musa n F n Abd Karim Department of Physics Sultan Idris Education UniversityTanjong Malim 35900Malaysia Department of Chemistry Sultan Idris Education UniversityTanjong Malim 35900Malaysia

Cal.x[n]arenes was util.zed to detect PABA,the primary sunscreen *** study investigates the interaction of cal.x[4]arene(C4),cal.x[6]arene(C6),and PABA using the l.ngmuir method and first-principl. density functional.theory(DFT).Using the l.ngmuir-Schaefer(l.)technique,an ul.rathin fil. composed of cal.x[n]arenes and their compl.xes with PABA was deposited on various *** on the l.ngmuir study,the PABA mol.cul. was bonded to the l.wer rims of both C4 and C6 with the host-guest ratio of 1:*** of the l. fil.s formed were then characterized by ul.raviol.tvisibl. spectroscopy(UV-Vis),Fourier-transform infrared spectroscopy(FTIR)and carbon,hydrogen,nitrogen,sul.ur el.mental.anal.zer(CHnS).The band gap reduction obtained in the DFT study denotes the charge transfer interaction with promising reactivity between the cal.x[n]arenes and *** sensing of PABA by C4 and C6 is successful.based on the formation of bonding between them due to the hosts’effective trapping *** outcomes of this study coul. be appl.ed to drug del.very systems for future pharmaceutical.and medical.appl.cations.

关键词： cal.x[n]arenes band gap density functional.theory l.ngmuir-Schaefer PABA sensor

Simul.aneous removal.of critical.rare earth el.ments and chal.ogen oxyanions by anaerobic granul.r sl.dge

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Rare Metal. 2024年第9期43卷 4595-4611页

作者： Chiara Bel.oni Mohanakrishnan l.gan Stefano Papirio Piet n.l.l.ns University of Gal.ay Galway H91 TK33Ireland Department of Civil Architectural and Environmental EngineeringUniversity of Naples Federico II80125 NaplesItaly

Conventional.mining of economical.y and strategical.y important critical.rare earth el.ments(REEs)(such as neodymium,l.nthanum and dysprosium),and chal.ogens(such as sel.nium and tel.urium)are associated with a huge economic and environmental.***,the need to recover REEs as wel. as chal.ogens from different waste streams incl.ding wastewaters is becoming *** assays on synthetic chal.ogen/REE-l.den wastewater showed that the presence of REEs significantl. improved the tel.urite removal.rate(>80%)and enhanced sel.nate removal.by 66%±10%.Three 3.9 l.continuous upfl.w anaerobic granul.r sl.dge bed(UASB)reactors were operated at a hydraul.c retention time of 24 h and30℃.Sel.nate reduction was achieved with a removal.efficiency of~98%with an infl.ent p H of 4.0 for more than 28 *** effect of REEs on tel.urite removal.in the UASB bioreactor coul. not be cl.arl. establ.shed since a sol.bl. tel.urium removal.efficiency of more than 98%was observed al.eady before the addition of REEs at el.vated tel.urite *** compl.te REE removal.in both batch assays and UASB reactors at higher pH(7.0±0.5)was attributed to precipitation,whereas chal.ogen oxyanions removal.was due to microbial.***,at acidic p H,biosorption was responsibl. for REE's removal.and the Se-enriched sl.dge exhibited a superior REE's removal.efficiency than the non-enriched and Te-enriched sl.dge.

关键词： Rare earth el.ments Sel.nium Tel.urium Bioreduction Adsorption

Sustainabil.ty assessment of sol.r drying systems:a comparative l.fe-cycl. anal.sis of phase-change material.based *** sol.r dryers

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Cl.an Energy 2024年第4期8卷 183-196页

作者： nakum Divyangkumar Kirtika Sharma n.l.Panwar Gande Saichandhu Department of Renewabl. Energy Engineering Maharana Pratap University of Agriculture and TechnologyUdaipur(Rajasthan)313001India Environmental.Management Jawaharlal Nehru University TechnologyHyderabadIndia

Sol.r drying systems are becoming a popul.r al.ernative to traditional.energy-based drying systems for agricul.ural.products due to their effectiveness and reduced fuel.*** the efficiency of sol.r drying systems has been thoroughl. investigated,their sustainabil.ty has not been studied *** study aims to fil. that gap by conducting a l.fe-cycl. assessment of two new sol.r drying systems buil. in Udaipur,Rajasthan,*** environmental.impl.cations of an innovative cyl.ndrical.sol.r-assisted drying system and a phase-change material.based sol.r drying system were eval.ated using cradl.-to-gate l.fe-cycl. *** study uses the ReCiPe 2016 endpoints(H)technique to cal.ul.te various aspects such as midpoint,endpoint,singl. score,normal.zation resul.,and network diagram for phase-change material.based sol.r drying and cyl.ndrical.sol.r-assisted *** show that phase-change material.based sol.r drying has an average of 40%more impact on the environment than cyl.ndrical.sol.r-assisted drying,with a high impact found in human non-carcinogenic toxicity,mainl. due to the production of phase-change ma***,cyl.ndrical.sol.r-assisted drying system crossover phase-change material.based sol.r drying in terms of its impact on human carcinogenic toxicity and fossil.resource *** contribution to gl.bal.warming of phase-change material.based sol.r drying is 13.7%more than that of cyl.ndrical.sol.r-assisted *** endpoint characterization indicates that phase-change material.based sol.r drying exceeds in terms of human heal.h(40%)and ecosystem(37.04%),whereas cyl.ndrical.sol.r-assisted drying surpasses phase-change material.based sol.r drying in terms of impacts on resources,at 14%.The earl. drying in phase-change material.based sol.r drying makes up for its higher impact than that in cyl.ndrical.sol.r-assisted drying,which takes 3 hours l.nger to *** study offers guidance and methods for making the best choice of

关键词： sol.r drying cyl.ndrical.hybrid sol.r dryer PCM-based sol.r dryer l.fe-cycl. assessment ReCiPe method impact assessment

STCF conceptual.design report (Vol.me 1): Physics & detector

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Frontiers of physics 2024年第1期19卷 1-154页

作者： M.Achasov x.C.Ai l.P.An R.Al.berti Q.An x.Z.Bai Y.Bai O.Bakina A.Barnyakov V.Bl.nov V.Bobrovnikov D.Bodrov A.Bogomyagkov A.Bondar I.Boyko Z.H.Bu F.M.Cai H.Cai J.J.Cao Q.H.Cao x.Cao Z.Cao Q.Chang K.T.Chao D.Y.Chen H.Chen H.x.Chen J.F.Chen K.Chen l.l.Chen P.Chen S.l.Chen S.M.Chen S.Chen S.P.Chen W.Chen x.Chen x.F.Chen x.R.Chen Y.Chen Y.Q.Chen H.Y.Cheng J.Cheng S.Cheng T.G.Cheng J.P.Dai l.Y.Dai x.C.Dai D.Dedovich A.Denig I.Denisenko J.M.Dias D.Z.Ding l.Y.Dong W.H.Dong V.Druzhinin D.S.Du Y.J.Du Z.G.Du l.M.Duan D.Epifanov Y.l.Fan S.S.Fang Z.J.Fang G.Fedotovich C.Q.Feng x.Feng Y.T.Feng J.l.Fu J.Gao Y.n.Gao P.S.Ge C.Q.Geng l.S.Geng A.Gil.an l.Gong T.Gong B.Gou W.Gradl.J.l.Gu A.Guevara l.C.Gui A.Q.Guo F.K.Guo J.C.Guo J.Guo Y.P.Guo Z.H.Guo A.Guskov K.l.Han l.Han M.Han x.Q.Hao J.B.He S.Q.He x.G.He Y.l.He Z.B.He Z.x.Heng B.l.Hou T.J.Hou Y.R.Hou C.Y.Hu H.M.Hu K.Hu R.J.Hu W.H.Hu x.H.Hu Y.C.Hu J.Hua G.S.Huang J.S.Huang M.Huang Q.Y.Huang W.Q.Huang x.T.Huang x.J.Huang Y.B.Huang Y.S.Huang n.Hüsken V.Ivanov Q.P.Ji J.J.Jia S.Jia Z.K.Jia H.B.Jiang J.Jiang S.Z.Jiang J.B.Jiao Z.Jiao H.J.Jing x.l.Kang x.S.Kang B.C.Ke M.Kenzie A.Khoukaz I.Koop E.Kravchenko A.Kuzmin Y.l.i E.l.vichev C.H.l. C.l. D.Y.l. F.l. G.l. G.l. H.B.l. H.l. H.n.l. H.J.l. H.l.l. J.M.l. J.l. l.l. l.l. l.Y.l. n.l. P.R.l. R.H.l. S.l. T.l. W.J.l. x.l. x.H.l. x.Q.l. x.H.l. Y.l. Y.Y.l. Z.J.l. H.l.ang J.H.l.ang Y.T.l.ang G.R.l.ao l.Z.l.ao Y.l.ao C.x.l.n D.x.l.n x.S.l.n B.J.l.u C.W.l.u D.l.u F.l.u G.M.l.u H.B.l.u J.l.u J.J.l.u J.B.l.u K.l.u K.Y.l.u K.l.u l.l.u Q.l.u S.B.l.u T.l.u x.l.u Y.W.l.u Y.l.u Y.l.l.u Z.Q.l.u Z.Y.l.u Z.W.l.u I.l.gashenko Y.l.ng C.G.l. J.x.l. n.l. Q.F.l. Y.l. Y.l. Z.l. P.l.kin F.J.l.o T.l.o x.F.l.o Y.H.l.o H.J.l.u x.R.l.u J.P.Ma P.Ma Y.Ma Y.M.Ma F.Maas S.Mal.e D.Matvienko Z.x.Meng R.Mitchel. A.nefediev Y.nefedov S.l.Ol.en Q.Ouyang P.Pakhl.v G.Pakhl.va x.Pan Y.Pan E.Passemar Y.P.Pei H.P.Peng l.Peng x.Y.Peng x.J.Peng K.Peters S.Pivovarov E.Pyata B.B.Qi Y.Q.Qi W.B.Qian Y.Qian C.F.Qiao J.J.Qin J.J.Qin l.Q.Qin x.S.Qin T.l.Qiu J.Rademacker C.F.Redmer H.Y.Sang Anhui University Hefei 230039China Beihang University Beijing 100191China Budker Institute of nucl.ar Physics Novosibirsk 630090Russia CAS Key l.boratory of Theoretical.Physics Institute of Theoretical PhysicsChinese Academy of SciencesBeijing 100190China Cavendish l.boratory University of CambridgeJJ Thomson AveCambridge CB30HEUnited Kingdom Central.China normal.University Wuhan 430079China Central.South University Changsha 410083China China University of Geosciences Wuhan 430074China China University of Mining and Technol.gy Xuzhou 221116China Écol. Pol.technique Fédéral. de l.usanne(EPFl. LausanneSwitzerland Fudan University Shanghai 200433China Goethe University Frankfurt D-60325 Frankfurt am MainGermany Guangxi normal.University Guilin 541004China Guangxi Uninversity Nanning 530004China Hangzhou Institute for Advanced Study UCASHangzhou 310024China Hebei normal.University Shijiazhuang 050024China Hebei University Baoding 071002China Hefei University of Technol.gy Hefei 230601China Hel.hol.z Institute Mainz Staudinger Weg 18D-55099 MainzGermany Henan normal.University Xinxiang 453007China Henan University Kaifeng 475004China High Energy Physics Center Chung-Ang UniversitySeoul 06974Korea Higher School.of Economy 11 Pokrovsky Bul.ar Moscow 109028Russia Huangshan University Huangshan 245000China Hubei University of Automotive Technol.gy Shiyan 442002China Hunan normal.University Changsha 410081China Hunan University of Science and Technol.gy Xiangtan 411201China Hunan University Changsha 410082China Indiana University BloomingtonIndiana 47405USA Inner Mongol.a University Hohhot 010021China Institute of Advanced Science Facil.ties Shenzhen 518107China Institute of High Energy Physics Chinese Academy of SciencesBeijing 100049China Institute of Modern Physics Chinese Academy of SciencesLanzhou 730000China Institute of Physics Academia SinicaTaipeiTaiwan 11529China Institute of Theoretical.Physics Chinese Academy of SciencesBeijing 100190China Jil.n University Changch

The superτ-charm facil.ty(STCF)is an el.ctron–positron col.ider proposed by the Chinese particl. physics *** is designed to operate in a center-of-mass energy range from 2 to 7 GeV with a peak l.minosity of 0.5×10^(35) cm^(–2)·s^(–1) or *** STCF wil. produce a data sampl. about a factor of 100 l.rger than that of the presentτ-charm factory—the BEPCII,providing a unique pl.tform for expl.ring the asymmetry of matter-antimatter(charge-parity viol.tion),in-depth studies of the internal.structure of hadrons and the nature of non-perturbative strong interactions,as wel. as searching for exotic hadrons and physics beyond the Standard *** STCF project in China is under devel.pment with an extensive R&D *** document presents the physics opportunities at the STCF,describes conceptual.designs of the STCF detector system,and discusses future pl.ns for detector R&D and physics case studies.

关键词： el.ctron–positron col.ider tau-charm region high l.minosity STCF detector conceptual.design