多铁性十年回眸_刘俊明

·43(2014)2*1†2††(1210093)(2100084)DecadeofmultiferroicresearchesLIUJun-Ming1†NANCe-Wen2††(1SchoolofPhysicsNanjingUniversityNanjing210093China)(2SchoolofMaterialsSciencesandEngineeringTsinghuaUniversityBeijing100084China)19502003BiFeO3TbMnO3AbstractMultiferroicityasoneoffavorabletopicsincondensedmattersandmaterialsphysicshasbeenreceivingattentionssince1950s.Intensiveresearchactivities,however,werere-vivedbytwomilestonesasaccomplishedin2003,sustainingformorethantenyears.OneofthemilestonesisthepreparationofepitaxialBiFeO3thinfilmsanddemonstrationofthemagnetoelec-triceffect.Thephysicsatthemultiferroicdomainlevelisbelievedtofillthegapbetweenthephe-nomenologicaltheoriesandmicroscopicmechanisms.Theothergoestothecolossalmagnetoelec-triceffectinmanganiteTbMnO3,whichhaspavedaroadmaptowardsaclassofmultiferroiccom-poundswithsubstantialsignificanceofphysics.Unveilingeveryparticularfeaturestheexplora-tionsonmultiferroicthinfilmsandheterostructures,whilethosediscoveriesassociatedwithmulti-ferroiccompoundsevidenceamodelscenariooftouchingthosehiddenphysicsandenhancedprop-erties.Asubstantialreviewofthestate-of-artsandfutureperspectivesbenefitsnotonlytothecommu-nityofmultiferroicresearches.Inthisarticle,asanintroductionofthisspecialsectiononmultiferroic-ity,wepresentabriefreviewofthoseicebergsandbeyondcoordinatingthemultiferroicresearchesinthepastdecade.Itisourexpectationthatthegoldendecadeisalongperiodofdivisionandmultifer-roicitywillbeeventuallyauniquestorywithimpacting,andsurely,self-consistentphysics.Keywordsmultiferroicity,singephasecompounds,thinfilmsandheterostructures20131116†[e-mail]††[e-mail]10.7693/wl20140202*(11234005)(2011CB922101)88·43(2014)21950gP2·M2PM()2003gP2·M22003(1)1994HansSchmid[1](2)Cr2O3Cr2O3Pb(Fe1/2Nb1/2)O3(PFN)(3)2003()BiFeO3(BFO)[2]BFOBFOBFO(1)(2)(3)2003BFOBFOTbMnO3(TMO)[3](1)(2)II(3)II89·43(2014)2[4—11](200727225)(2008531098)(200929215)(2010301)(20113171)(201333137)1ferroelectro-magnet()mag-neticferroelectricmagnetoelectrics()Mul-tiferroics()multiferroicity()HansSchmid1994ferroic(ferroelec-tricferromagneticferroelasticferrotoroidic)IItype-IImul-tiferroicimproperferroelectricmagneticallyin-ducedferroelectricmultiferroics/multiferroicitySkyrmion([12])90·43(2014)2(1)(2)(3)(4)(Skyrmionvortex)(4)(Skyrmionvortex)220031972Suchtelen[13]1994[14]2000[1516]20000/31/32/2100—103kHz101—103V/Oe·cm200310-13TSuchtelen(http//en.wiki-pedia.org/)91·43(2014)2ABAB⇒ìíîïïïïL=LC()α=AC×CBLCCaA=B=C=aLCABC(1)(2)(3)[1516]20032003BFOTMO2000N.A.Hill(N.A.Spaldin)J.Phys.Chem.Whyaretheresofewmagnetoelectricmaterials?[17]2006P2M26sFe3+GPb(Fe1/2Nb1/2)O3CrO2BiFeO3BiMnO3BiFeO3+PTCPTCPTCACGTCG1IP~rij×(Si×Sj)P~Si·Sjp-dP~(S·ei)2ejP~A·rij·(Si×Si)+RMnO3(R=GdTbDyEu1-xYx)Ba2Mg2Fe12O22LiCu2O2CuOMnWO4RMnO3(R=HoY)Ca3CoMnO6RFeO3Ba2CoGe2O7CuFeO2CuCrO2RbFe(MoO4)2CaMn7O12RMn2O5PTCPTCPTCPTCPTCE↑↑↓↓2II**?92·43(2014)2D.Khomskii[18]BFOTMO2003BFOSpaldinBFOBiMnO3Bi3+6sBi-OFe3+[7]IIdBFOBiMnO3PFNBFOBFO(1)(180o91o71o)(2)Fe3+~62nm(3)(4)(5)BFO/FM(6)Fe3+(7)BFOIIITMORMnO3(R)RMn2O5LiCuO2MnWO4802008KhomskiiII12II3↑↑↓↓RMnO3(SOC)(1)(2)SOCDzyaloshinskii—Moriya(DMI)GdFeO3DMI(SPC)↑↑↓↓II(1)(2)(3)(4)(5)THz(6)3d-4f93·43(2014)2R.Ra-meshT.KimuraS.W.CheongN.NagaosaE.DagottoM.MostovoyN.SpaldinM.Fiebig(1)p-d[18]IISr0.5Ba0.5MnO3Mn4+BiFeO3Fe3+[19](2)IISOCKNB[20]DMI[21]2005MostovoyLifshitz[22]SOC(3)RMnO3BFO62nm(4)↑↑↓↓[23]↑↑↓↓E94·43(2014)2(5)BFOI0.1mC/cm2RMn2O5(6)BFO(a)(b)(c)BFO(7)THz(8)I(BFOBiMnO3)BFOIII()II95·43(2014)2(9)BFO(a)(b)(c)(10)[12](1)(2)(3)Skyrmionvortex[24]96·43(2014)2IIIIII3III/PbTiO3/SrTiO3PbTiO3()III()()()()3I/II()97·43(2014)2[1]SchmidH.Ferroelectrics1994162317[2]WangJ.NeatonJBZhengHetal.Science20032991719[3]KimuraTGotoTShintaniHetal.Nature200342655[4]CheongSWMostovoyM.Nat.Mater.2007613[5]FiebigM.J.Phys.D200538R123[6]EerensteinWMathurNDScottJF.Nature2006442759[7]SpaldinNAFiebigMMostovoyM.J.Phys.Condens.Matter200820434203[8]KhomskiiD.Physics2009220[9]WangKFLiuJMRenZF.Adv.Phys.200958321[10]TokuraYSekiS.Adv.Mater.2010221554[11]DongSLiuJM.Mod.Phys.Lett.2012261230004[12]BibesM.NatureMater.201211354[13]vanSuchtelenJ.PhilipsRes.Rep.19722728[14]NanCW.Phys.Rev.B1994506082[15]NanCWBichurinMIDongSXetal.J.Appl.Phys.2008103031101[16]MaJHuJMLiZetal.Adv.Mater.2011231062[17]HillNA.J.Phys.Chem.B20001046694[18]KhomskiiDI.J.Mag.Mag.Mater.20063061[19]WanXGDingHCSavrasovSYetal.arXiv.1202.3381[20]KatsuraHNagaosaNBalatskyAV.Phys.Rev.Lett.200595057205[21]SergienkoIADagottoE.Phys.Rev.B200673094434[22]MostovoyM.Phys.Rev.Lett.200696067601[23]SergienkoIASenCDagottoE.Phys.Rev.Lett.200697227204[24]SekiSYuXZIshiwataSetal.Science2012336198[25]BenedekNAFennieCJ.Phys.Rev.Lett.2011106107204Ruddlesden—PopperCa3Mn2O7PbTiO3/SrTiO3[25]Ca3Mn2O74MnIIIBiFeO3BiFeO398