Kerr效應(yīng)與虛光場效應(yīng)對T-C模型的量子動力學(xué)性質(zhì)的影響.pdf

1、江西師范大學(xué)碩士學(xué)位論文Kerr效應(yīng)與虛光場效應(yīng)對TC模型的量子動力學(xué)性質(zhì)的影響姓名：萬琳申請學(xué)位級別：碩士專業(yè)：光學(xué)指導(dǎo)教師：劉三秋2002.5.1江兩師范人學(xué)碩J：學(xué)位論文●萬琳ABSTRACTInthispaper，thenonclassicalpropertiesoftwotwo—levelatomsinteractingwithasinglemodelightfieldisstudiedbymeansofthequa／ltum

2、theorywithoutrotatingwaveapproximation；theinfluencesofthevirtualphotonprocessonthemeanphotonnmnber，thedegreeofsecondordercoherenceoffield，theevolutionofthefieldentropyandthesqueezingeffectarealsodiscussedIthasbeenshownth

3、at：thelittleindentationwhichrepresentsthequantumnoiseofthesystemappearsintheevolutioncurves；thequantumnoisewhichiscausedbyvirtualphotonfieldgraduallybecomesweakwhen珊increases，thequantumnoiseincreaseswhen萬increases；thevir

4、tualphotonprocessmaketheantibunchingeffectstrengthen，makethesqueezingdegreedeepenobviously，andleadtotheadditionalvibrationofentropy，theoscillationextentoftheadditionalvibrationofentropyincreaseswhen萬increasesmaddecreases

5、when09orgincreaseBesides，thequantumdynamicsoftwocouplingatomsinteractingwithasinglemodelightfieldinaKerrmediumisstudiedinthispaper；theinfluencesoftheKerreffectonthemeanphotonnumber，thedegreeofsecondordercoherenceoffield，

6、theevolutionofthefieldentropyandthesqueezingeffectarealsodiscussedIthasbeenshownthat：withtheincreaseoftheKerrmediumintensityparmneter∥，theRaNoscillationextentofthemean!bhotonnumberdecreaseandtheRabioscillationfrequencybe

7、comesrapid，theamibunchingeffectbecomesstrengthened；withtheincreaseofh，theinteractionbetweenthefieldandatomsgraduallybecomesweak，however，theinteractionbetweenthefieldandtheKerrmediumgraduallybecomesstrengl[henedandhappeni

8、nadvance；withtheincreaseofthecduplingconstantsoftwoatoms，theRabioscillationextentofthemeanphotonhumberd)creaseandtheRabioscillationfrequencybecomesrapidtoo，theantibunchingeffectbecomesweakIthasalsobeenshownthat：theKerrme

9、diumandtheinteractionofatomswillinfluencetheperiodicityoftheevolutionofthefieldentropy，maketheconnecteddegreebetweenfieldandatomsweaken：theexcitedfieldintensity萬alsoinfluencetheperiodicityoftileevolutionofthefieldentropy

10、，theconnecteddegreebetweenfieldandatomsisstrengthenedfirstandisweakenedlaterwhen萬increasesComparedwiththeresultsofJaynesCummingsmodel，tilesqueezingeffectofsinglephoton]avis—CummingsmodelshowsomenewcharactersKeywordsTavis