贗自旋對稱性的理論研究.pdf

1、獺童警驤藿霪鬃姥囊壤鞲羹啦鬟≯瀑鸛霸嘲鰳蛹蠛嘲姻簿鬻||室峨鹺婚瀨攀虢i醣讖灝嘞瞞瓣釃姆確馘罄鞫孥鑣囊國嘲饌警◇贛名學(xué)科專照料究方向辯孽教嬸憲成時問徐強(qiáng)震霧瑗滄靄麓襄原子禳物理郫麓發(fā)2005年5丹Absl陽ctAbstractWenrstlysummarizedsomenuclearstmcturemodels，andⅡ1enintroducerelatiVisticmeanfleldtheory(RMF)andjts印plicatio

2、ntosphericalnucleiAtLastthecharacte“sticsofpseudospinsymmetryareresearchedindetailsrtbriefiyincludesseVeralf01lowingaspects：(1)somenuclearmodelssuchas1iquiddropmodel，F(xiàn)e肌igasmodel，shellmodel，projectshellmodelandBohrmodela

3、resumm枷zed(2)RMFtheorywasintroducedjntensivelyByusingEuler—La舒angeequation，DiracequationforⅡucleon，Klein—Gordonequationformesonsandelectric—magneticequatjonforphotonsareobtail】ed矗omthegenera】RMFlag啪gi鋤wrhichdescrjbesnucl

4、eon，mesonsandphotons(3)BasedonRMFtheory，theorigmofpseudospinsymmetrywasintensivelyexplainedandmeconditionswhjchcanmeettheidealpseudospinsymmetrywerepresentedThec。nditi。nsare∑=o。r!孚=oByⅡumericallys。lvingDiracequationwithW

5、bodsSaxonpotential，thecharacteristicsofpseudospinsplming、viththeV刪atjonofWbodsSaxonpotentiaisthreepammetcI丐：thedepthofnuclearpotential，nuclearradiusandnucleardi丘’usiVitywereanalyzedSomeconclusionsaboutpseudospinsymmetryw

6、ereobtainedBecausethevariationsofparametersforRandVoarefelatedwjththenumberofnucleona工1dtheparaIneterfordj硒sivitydescribesthecharacteristicsofnuclearsllrface，a11theconclusionsobtainedbyusaremeaningfultoanalyzenuclearprop

7、erties(4)Becauset11eexactpseudospjnsymmet叫whichrequirest11econditionof∑=o。r拿=omeallsthatDiracH鋤iltonianisinvari鋤tinJⅣ(2)甜、7transf0Hnation，Wepresenttheunif0Ⅱnrepresentationofpseudospindoubletsinpseudospinspace。Keywords：nu