nanoscale投稿模板.docx
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nanoscale投稿模板.docx
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nanoscale投稿模板
nanoscale投稿模板
篇一:
CoverLetter(投稿信)-建议往重要期刊投稿时使用
ChiefEditor
ScientificReports
TheMacmillanBuilding
4CrinanStreet
LondonN19XW,UK
DearEditor:
Pleasefindattachedourmanuscriptentitled“Anewinsightintoductilefractureofultrafine-grainedAl-Mgalloys”whichwewishtosubmitforpossiblepublicationinScientificReports.Thismanuscript,oranypartofit,hasnotbeenpublishedandwillnotbesubmittedelsewhereforpublicationwhilebeingconsideredbyScientificReports.ThemanuscripthasnotbeendiscussedwithaScientificReportsEditorpriortosubmission.Theauthorsdeclarethattherearenocompetingfinancialinterests.
Theauthorshaveacollectiveresearchbackgroundunifyingnanoscalematerials,metalsandalloys,compositematerials,fractureanddamagemechanics,appliedphysics,andmechanicalproperties.Inthecurrentstudy,wehavediscoveredarelationshipbetweentheductilefracturemechanismandgrainrefinementofultrafine-grained/nanostructuredmetals.Wefoundthatthemeangrainsizeatfractureendapproachesthetheoreticalminimumachievablemeangrainsizevaluethatdirectlydeterminesthefracturebehaviorofmetalspostnecking.Thisfindingwillbeamilestoneinfracturemechanicsandnanostructuredmaterials.Thusthisworkwillbeofgreatinteresttoreadersofvariousscientificdisciplines,inparticularmaterialsscientistsandphysicistsworkingonnanostructuredmaterialsaswellasmicromechanics.
Inthepast50years,manyductilefracturecriteriahavebeenproposed.Thebasicprinciplesuponwhichductilefracturecriteriaarebasedcanbegenerallydividedintofourcategories:
(a)energydissipation;(b)voidgrowth:
materialmodeling;(c)voidgrowth:
growthmechanisms;and(d)voidgrowth:
voidgeometry.Itisassumedthatthefractureevolutiondirectlydependsonthestrength,strainhardeningcapabilityandstrainratesensitivityofthematrixsurroundingthevoids.Noneofthesecriteriaarerelatedtothemicrostructurechangeinductilefractureprocessing.Inthecurrentstudy,itisproposedforthefirsttimethatfeaturesofthemicrostructurenearthefracturesurfacecanbeusedtoexplaintheductilefracturepostneckingdirectly.Wefoundthatgrainsarerefinedtonanoscaleapproachingthetheoreticalminimumachievablevalueandbecomebrittleintheshearbandzone.Asexplainedinthepaper,theobservationsuggestedtheinnovativefive-stepductilefracturemechanism:
uniformelongation,voidnucleationandgrowth,localnecking,grainrefinementuntilthemeangrainsizeapproachestheminimumachievablemeangrainsize,andfinallydamage.
ThecorrespondingauthorisDr.HailiangYu,SchoolofMechanical,MaterialsandMechatronicsEngineering,UniversityofWollongong,Wollongong,Australia,contactablebyemailaddressor.Theprimaryworktelephonenumberis+61(04)25055006andfaxnumberis+61(02)42215474.
Thankyouforyourkindconsideration.
近年笔者发表的主要论文
1.Yu*,TieuK.,LuC.,LiuX.,LiuM.,GodboleA.,KongC.,QinAnewinsightintoductilefractureofultrafine-grainedAl-Mgalloys.ScientificReports,XX,5:
9568.Freeaccessavailablefrom:
2.Yu*,TieuK.,HadiS.,LuC.,GodboleA.,KongC.Highstrengthandductilityofultrathinlaminatefoilsusingaccumulativerollbondingandasymmetricrolling.MetallurgicalandMaterialsTransactionsA,XX,46:
869-879.
Availablefrom:
3.Yu*,TieuK.,LuC.,KongC.AbnormallyhighresidualdislocationdensityinpurealuminumafterAl/Ti/Allaminateannealingforsevendays.PhilosophicalMagazineLetters,XX,94:
732-740.
Freeaccessavailablefrom:
4.Yu*,TieuK.,LuC.,Lou,Liu,GodboleA.,KongC.TensilefractureofultrafineAl6061sheetsbyasymmetriccryorollingformicroforming.InternationalJournalofDamageMechanics,XX,23:
1077-1095.
Availablefrom:
5.Yu*,TieuK.,LuC.,LiuX.,GodboleA.,Li,KongC.,QinAdeformationmechanismofhardmetalsurroundedbysoftmetalduringrollforming.ScientificReports,XX,4:
5017.
Freeaccessavailablefrom:
6.Yu*,TieuK.,LuC.,GodboleA.Aninvestigationofinterfacebondingofbimetallicfoilsbycombinedaccumulativerollbondingandasymmetricrollingtechniques.MetallurgicalandMaterialsTransactionsA,XX,45:
4038-4045.
Availablefrom:
7.Yu*,Liu,Li,GodboleA.Crackhealinginalow-carbonsteelunderhotplasticdeformation.MetallurgicalandMaterialsTransactionsA,XX,45,1001-1009.Availablefrom:
8.Yu*,LuC.,TieuK.,GodboleA.,SunY.,LiuM.,Su,Tang,KongC.Fabricationofultrathinnanostructuredbimetalfoilsbyaccumulativerollbondingandasymmetricrolling.ScientificReports,XX,3:
2373.
Freeaccessavailablefrom:
9.Yu*,TieuK.LuC.,Liu,GodboleA.,KongC.Mechanicalpropertiesof
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