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Trang 1'!' "' a
BC p~ BOC.TRtING~HQCCEUIEN NGHIEPVA D~ NGIm
mtfdNGB6I HOC TONGBOP m-AMI m6 BDad ETh'E
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n OAe EQ( J)OI DG IHONGmm GUIi MO.R(8G
onA If mtJIi~ mtfdHGL~G flf
!rQn tit 1* an Pho !rUn 81 Khoa h9c ToSn Ji
c.1l1V"&n Dganh V~t ~ 1y th~et -I:a hitu 10201
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Trang 2cq trim ~ hoc Ul,am ~ B~.an V&tJi Ji thwet
.-IDl\IDg ~C11 h~~ dAn s
If~1n 11690Glao - Giao 811I PhO.tUn sl.
Ng\fO'i nhen xet 11
u~ ,~en xet as
, CO' qUBn nhen xet,
L$ an se ~ bao vi tid gOi d:~ng chlIm 1$ 8n Nha n mc hW t(l1 ~ ¥ h9c ~Ang h9$>T.P JIb -Chi -J4iI1h
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a
Trang 3fIij fJlu
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lincm doi ~ khcug ihc,i glan can ~n nhat Qua 1; thUY6t tI'lZCmgluvng t& tU'C'ngdot t{nh la nhoa Poincare" Doi me; Poincare xu§:t phat t~ quan ni~m v~t ly cho rlng khong
thai gian cua ly thuygt tuongdo1 hiP la dang nhEtva d~ hll6ng, vi vb cae d~c trtmg e~h~ lll9'llg t~ khong dU?c tbay d~l khi tlnh ti~ bo~c quay h~ t9a dQ ichong then gia.'1
lfuo~P01ncace co 10tham so, cae vi t~ Qua no la ceo tOaD
tu 4 - xung l~g Pp va 4-j;enXO'1110 , " men xung luvng ~;"V '
Nhom conformal Ie Mom d01 Dmg ch~a Mom ioincare nhu mQt Mom con h"homconformal la nhom co 15 tham 80, cac
vi ill cua no bao gam 10 vi tll cua MOil poincare V8 ngoa1 ra
C9J1 co vi tll D wong ung vc11 phep bien d01 co den tO8 d9 T8 KjA tlJ\;1ng ling vai phep blin d~1 conformal die trllllg Nhoc conformal Is nhom r~ nhSt g1lt ~t bi en hinh non anh sang
G:i.~ thUt ~t bien conformal c, neng luvng cao d~c cac thlJc ngb1~m :tEh1 Xf hptolD-had1"Onpbi <tan t{nh S8,U :mc nh~n
cac ph.p bign dAt doi xttng 'Ych cac tham 85 spinO' dan den Me):; sieu dot x~g 'Sieu dO't Ding ket h9'(>cae truang boae
Va ferIti vao cung mpt da tuyen dot xung va do do dan den MUng khe Dang to ldn d~ xay dlJng ly thuy't tb6ng i:1hSt c.ac:
tllO'ng tee cua cae b,t eO' bBn cae ly tbuySt traong ~~iu
J-~t beng 80 ta1 dhuan hoa h~, tat ca cae gian db vong ~
luvng tr1ft tieQ v.v HIe ~Iu cae 1i tbuyft81~u
%Un« dS1
Trang 4~Dibg~ Db1'~ A-~a1-C1.i'-'~,'t v".4'11 Jf;Q-ch* c&.
~S ohq 1;12,,",D&b1,. rO r~g chaing II:i.Dh.Uu.~S1.' . Tlj,.g . quA1;12110 1 qlq 1uft Quathe glat 12.1,octbb, ~~8 ,.
Ilguds ta olio rh8' s1iu 461 x.ing ta 161 thc1a' - 'th, chi
h1fn 11&~Ii dU1 Db(t - cbo mic v~ d'a' J18l1gt4J aliA 11
tbu1it th5ug Dbgt ~wng taer' Steu d~1.g' si' BP dit m§t
dUVc kIlla oph ~ thuft' Qua vh cft h1e:tuc07 ~~~ 1i .
thu1'1: 'boD« Db't 1cfn (gred unU"1c:atj.on)-, V.V 0$0 1f
1inttyet1:12&Dg(supergraY1'ty), .«, sUI1 dayt~ t,*o 121fl14.1 ~4t ~" ~iiu hS~Csuperatring) diu "flu d\P1C ":~Id1ai.
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1;ruWg 0u1 8iiu 481 JOing~ r~ng k't hgp -vthCt81 xUb'
'toe ~{, 81&u t~6 cang -Dba t:rutmg 1;hAJJhpJIb dft ~ ett~
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~ WghUno~ cae "1 11811he gLaa c&o ~ ~~
tt'O11g 818u c!~1 x.mg rJJDrQ11gsu (2) %81818.11tratmg If 2 tAng quit, vG1 gta tbuy't 't1'pS th41 ftOU\l1l 1141 b1ea 81~
Trang 5
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- Xh1o at blim thvc lup 81eU kbong glan bar80111e Va Uu t1'llCmgg1a1 t:Ccb cu8 nm)1Iitac gi8 (;olperin Ogievet-xk1 vA cOns 8¥ - blM tbiic lufn c!1tVCtbw nhin 18 raOta day-c dl1 a~ "'~cblt Chi nb't cac li thu;ret sleu dol xUng';' r§.t:g
Ii ;; 2 cbUa 481=g trong SU(2) JIbe, hlnb tbde lufn ~;rtcac bn>ermul'tiplet cU: s1eu dO1 .JJ 2 chzqe 110 1; bO1 cac s1€u tralmg tU1 t:Coh - cie 8ieu truang kboag bt rUg ~Qc bb1 cae di'u klin hincbecO t:Cnh ch!t ap dlt Do do.' d01 vcn eac sUu tr~g' gial ticb co tb' 8P dpg phuong pbap Jibu steu tm~g tAng~ <iUAtd~ tbu c'c 'hi ihac;"" l1'n '"hi cic beB! tllO'ng quan h.l diem cua cae t1'llC111gthaw pbb ltet qua, tac
"; ~A-_'" ,
cue cae t~ thanb p.bln trOl1g cae h)'perDlIUplet
J'a;ret-Sohn1us va Howe-Stell - !oWD8end
- Xhao 8at viic _t hvp dQ1 DDg conformal TO1 sUu
~~c ~; neu V$ cllling m:LDh minh d\ sau v\ tiell cbu~ hl~p bien' 8llperconforml: Hlu 119.t Lagrangian slell do! Ding, v~ dang thC1 le b1~p 1:d ~ conforl!lal tbl 1; tbllyet; le.ld~i Dng superconformal DUng 1 v{ 41\1II1Dh b9a, tae gi8 xet d nh bS:t bleD conformal va superconformal cua aO hl.nh TO hu6ng sih deft :.Ding vcn tv tllO!lg ,tee gs3 va 88 h1nh dieD dOng
l~c sielld01 xttng cuB 188S Zumino.
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- De t1111h1el1 cae die hnn cua cae 11 thu1et trao-'Ig
co dol :nmg eonforll81 va 8&q1.r83formal bt pba Ta tv phtd,
trong siell khanggian (2,2) co dol nmg 8uperconformal b+:t pba va t~ pilat nhc, t~D tf1 nghl~1tt c~ c:l~n lo~i l.nstanton
t;~ pJt~ tthl~ t~g.- 6.pha r"s va tv phat d61 Ding, 80
Trang 6-nor
LUP-Luf,D an 11$ co ~t eO dong gOp mC1 ls:n phocg pap them cbo C8C.hi~o bUt v3 cac del x:1ng :c.CD;t~Cn glaD mb ~cg troog es ha1 trtlCtng hvP: ~Ol x-ing I chinn xac (ti~m c~) va, <tel xting b! pea va t'! peat cac vAn d~ ogb1eo ctiu trong lu~c aD giC1 h<}Db ch!mg
dDh '~Mt t~Dg quat va eh~t cbS cu 1y thuyat va 1118Dgd~c tr1tcg toaD b~c cae ld!t qoi ch~t cpe -.5
<!12<1C. chi <!t5lvb! cac mOb!ob hat aCtc tho., 9~ va dO'!! g1SD cbn c~n pbSico COD dlldng, tllJp c~ vb! cae mO hlIth sat v&:t tb,!c ngh1~Dl adD ~ CUl!gI V§D.<!AIan
cue v~t 11 11 tbuy&t hi~n d~l, dol bot pnai co thai
g1SD va cong S.1C c~a nh1!a !JgttCn .Ie tdntl e8Dg tieD sat vOi v~t 1; c8ng trb Den pbtic t~p va vl~c tbud~~
cac ~t qua ch~t cae 1a h~t SIIC kho khan
Tuy anieD, vi~e cgbiec c~u cac me blch ~~ g1aD boa ehe etuDE; ta cae g~ y cc dDb e~at ~+r:i:l h1tdcg trong vi~e tl~ kiem me binD I] thuy~t dung dt~
ch1tdDg V cochi~u cet giODg vOi qoaD Diem hien . 1ai.
v~ cau true vacuum CU8 11 thuy~t t1tdDg tac ~ch (sJc
dong ll1choc l~cmg . t~)
+
~
Trang 7- a , a_,
mLtJp .d
1 -BAt b1An superconforms1 cw, 1; thuyAt
chUaD sUo dGi xamg - ~ chJ wft 1,.,
~.i( 1982).
UtfC1og
cue cac t1'lldngtrong cac SieD 4s tUyGD c~
s1 eu d!51xing m&r{)Dg B c 2 - Tfp ell! V~t J.it
B!5 , (1984-).
3 -On the sup8~1eld tormeliemof" extended
superaymmetry Ir =2 - Czech J. Phys- ill (1985 ) 91'.
4 ~ A model wi th Spontaneously broken
superconfo-rmal eymmetry in superspece (2,2) - Czech J.Phys (dS nh~ d!ng). t
,-5.': n cac s1e'u khons Pen harmonicva cac sieu
trltC1Dg gj,Sl heh - 'fbong baD ~e. h~c elf! b~c
TOngh~ !!P 1m- chi - anb ~~ Dhp cU.ng).
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