虛光場(chǎng)對(duì)原子及場(chǎng)熵的影響.pdf

1、華中科技大學(xué)碩士學(xué)位論文虛光場(chǎng)對(duì)原子及場(chǎng)熵的影響姓名：詹志明申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：光學(xué)指導(dǎo)教師：吳穎2002.6.20華中科技大學(xué)碩士學(xué)位論文AbstractAtpresent，theresearchaboutthedynamicalpropertiesofJCmodelisoneofthehotissuesofquantummechanicsTheevolutionlawofthefieldentropywhichshowsthec

2、orrelationbetweenphotonfieldandatominJCmodel，isespeciallybeingpaidmoreandmoreattentionEntropyisphysicalquantitywhichdescribestheextenttowhichasyStemdivergesfrompurestateInJCmodel，thetimeevolutionofthephotonfield(atom)ent

3、ropyindicatesthetimeevolutionofthecorrelationbetweenphotonfieldandatomAndthehighertheentropythelargerthecorrelate∞【temIn1988phoenixandknightfoundthatfieldentropyitselfincludesthehigllorderstatisticalmatrixofdensityoperat

4、orFurthermore，theyalsoworkedoutthegeneralformulabywhichwecancalculatetheeigenvalueandeigenstatesofthedensitymatrixofreductionalfieldinJCmodelandtheentropyfunctionwhichshowstheextentofpurestateDuringthelastdecade，scientis

5、tshavedonealotofworkabouttheanalysisoffieldengopyandobtainedmanyimportantresultsAmongtheseresearchworks，themainpoimofdiscussionistheeffectoftheaveragephotonnumberofphotonfieldandKerrmediumontheevolutionlawoffieldentropyo

6、ftheinteractionbetweenfieldandatomHowevermanyresearchresultsindicatethatthevirtualphotonprocessisarealisticprocesswhichexistsintheinteractingatomandphotonfieldsystemsanditCanmsultinthechangeofquantumpropertiesofphotonfie

7、ldandatomintheinteractingsystemandmakequantumnoiseTheinfluenceofthevirtual—photonfieldonthefieldentropycallbeignoredAsweknowJCmodelissolvable，weshouldworkoutthestatevectorofsystematanymomentandgetthedensitymatrixofmducti