Top quark soliton and its anomalous chromomagnetic moment

被引:13
作者
Berger, J [1 ]
Blotz, A [1 ]
Kim, HC [1 ]
Goeke, K [1 ]
机构
[1] SUNY STONY BROOK, DEPT PHYS, STONY BROOK, NY 11794 USA
关键词
D O I
10.1103/PhysRevD.54.3598
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We show that under the assumption of dynamical symmetry breaking of electroweak interactions by a top quark condensate, motivated by the top mode standard model, the top quark in this effective theory can be considered then as a chiral color soliton. This is realized in an effective four-fermion interaction with chiral SU(3)(c) as well as SU(2)(L) x U y(1) symmetry. In the pure top quark sector the soliton consists of a top valence quark and a Dirac sea of top quarks and top antiquarks coupled to a color octet of Goldstone pions. The mass spectra, isoscalar quadratic radii, and the anomalous chromomagnetic moment because of a nontrivial color form factor are calculated with zero and finite current top quark masses and effects at the hadron colliders are discussed. The anomalous chromomagnetic moment turns out to have a value consistent with the top quark production rates of the D0 and CDF measurements.
引用
收藏
页码:3598 / 3607
页数:10
相关论文
共 56 条
[1]   OBSERVATION OF THE TOP-QUARK [J].
ABACHI, S ;
ABBOTT, B ;
ABOLINS, M ;
ACHARYA, BS ;
ADAM, I ;
ADAMS, DL ;
ADAMS, M ;
AHN, S ;
AIHARA, H ;
ALITTI, J ;
ALVAREZ, G ;
ALVES, GA ;
AMIDI, E ;
AMOS, N ;
ANDERSON, EW ;
ARONSON, SH ;
ASTUR, R ;
AVERY, RE ;
BADEN, A ;
BALAMURALI, V ;
BALDERSTON, J ;
BALDIN, B ;
BANTLY, J ;
BARTLETT, JF ;
BAZIZI, K ;
BENDICH, J ;
BERI, SB ;
BERTRAM, I ;
BEZZUBOV, VA ;
BHAT, PC ;
BHATNAGAR, V ;
BHATTACHARJEE, M ;
BISCHOFF, A ;
BISWAS, N ;
BLAZEY, G ;
BLESSING, S ;
BOEHNLEIN, A ;
BOJKO, NI ;
BORCHERDING, F ;
BORDERS, J ;
BOSWELL, C ;
BRANDT, A ;
BROCK, R ;
BROSS, A ;
BUCHHOLZ, D ;
BURTOVOI, VS ;
BUTLER, JM ;
CASEY, D ;
CASTILLAVALDEZ, H ;
CHAKRABORTY, D .
PHYSICAL REVIEW LETTERS, 1995, 74 (14) :2632-2637
[2]   EVIDENCE FOR TOP-QUARK PRODUCTION IN (P)OVER-BAR-P COLLISIONS AT ROOT-S=1.8 TEV [J].
ABE, F ;
ALBROW, MG ;
AMENDOLIA, SR ;
AMIDEI, D ;
ANTOS, J ;
ANWAYWIESE, C ;
APOLLINARI, G ;
ARETI, H ;
AUCHINCLOSS, P ;
AUSTERN, M ;
AZFAR, F ;
AZZI, P ;
BACCHETTA, N ;
BADGETT, W ;
BAILEY, MW ;
BAO, J ;
DEBARBARO, P ;
BARBAROGALTIERI, A ;
BARNES, VE ;
BARNETT, BA ;
BARTALINI, P ;
BAUER, G ;
BAUMANN, T ;
BEDESCHI, F ;
BEHRENDS, S ;
BELFORTE, S ;
BELLETTINI, G ;
BELLINGER, J ;
BENJAMIN, D ;
BENLLOCH, J ;
BENSINGER, J ;
BENTON, D ;
BERETVAS, A ;
BERGE, JP ;
BERTOLUCCI, S ;
BHATTI, A ;
BIERY, K ;
BINKLEY, M ;
BIRD, F ;
BISELLO, D ;
BLAIR, RE ;
BLOCKER, C ;
BODEK, A ;
BOLOGNESI, V ;
BORTOLETTO, D ;
BOSWELL, C ;
BOULOS, T ;
BRANDENBURG, G ;
BUCKLEYGEER, E ;
BUDD, HS .
PHYSICAL REVIEW D, 1994, 50 (05) :2966-3026
[3]   NEARBY DOORWAY STATES, PARITY DOUBLETS, AND PARITY MIXING IN COMPOUND NUCLEAR-STATES [J].
AUERBACH, N ;
BOWMAN, JD ;
SPEVAK, V .
PHYSICAL REVIEW LETTERS, 1995, 74 (14) :2638-2641
[4]   STATIC PROPERTIES OF NUCLEONS IN THE SKYRME MODEL [J].
ADKINS, GS ;
NAPPI, CR ;
WITTEN, E .
NUCLEAR PHYSICS B, 1983, 228 (03) :552-566
[5]  
Alfaro V., 1973, Currents in Hadron Physics
[6]   CONSTRAINING ANOMALOUS TOP-QUARK COUPLINGS AT THE FERMILAB-TEVATRON [J].
ATWOOD, D ;
KAGAN, A ;
RIZZO, TG .
PHYSICAL REVIEW D, 1995, 52 (11) :6264-6270
[7]   EXTRACTING ANOMALOUS GLUON-TOP-QUARK EFFECTIVE COUPLINGS AT THE SUPERCOLLIDERS [J].
ATWOOD, D ;
AEPPLI, A ;
SONI, A .
PHYSICAL REVIEW LETTERS, 1992, 69 (19) :2754-2757
[8]   MINIMAL DYNAMIC SYMMETRY-BREAKING OF THE STANDARD MODEL [J].
BARDEEN, WA ;
HILL, CT ;
LINDNER, M .
PHYSICAL REVIEW D, 1990, 41 (05) :1647-1660
[9]   ROTATIONAL CORRECTIONS TO AXIAL CURRENTS IN SEMIBOSONIZED SU(3) NAMBU-JONA-LASINIO MODEL [J].
BLOTZ, A ;
PRASZALOWICZ, M ;
GOEKE, K .
PHYSICS LETTERS B, 1993, 317 (1-2) :195-199
[10]   THE SU(3) NAMBU-JONA-LASINIO SOLITON IN THE COLLECTIVE QUANTIZATION FORMULATION [J].
BLOTZ, A ;
DIAKONOV, D ;
GOEKE, K ;
PARK, NW ;
PETROV, V ;
POBYLITSA, PV .
NUCLEAR PHYSICS A, 1993, 555 (04) :765-792