Single top partner production in the
tZ
channel at
eγ
collision in the littlest Higgs model with T-parity
Bingfang Yang(杨炳方),Hengheng Bi(毕恒恒),Biaofeng Hou(侯镖锋),Bingjie Wu(武冰洁)
Table 2.
Cut flows of the signals and backgrounds at
$\sqrt{s}=2$
TeV and
$\sqrt{s}=3$
TeV (in parentheses) with polarized beam for the four signal benchmark points in mode A.
Signals (
$\times {10}^{-3}$
fb)
Backgrounds (
$\times {10}^{-3}$
fb)
Benchmarks
f800_R1
f800_R2
f1000_R1
f1000_R2
${tbZ}\nu $
$t\bar{t}W\nu $
${WZZ}\nu $
${ZWh}\nu $
Original
21(35)
24(71)
7.9(20)
3.3(32)
192(302)
439(806)
559(1099)
232(464)
Trigger
14(24)
15(44)
5.1(13)
1.9(18)
109(161)
204(293)
329(604)
130(235)
cut1
11(19)
13(39)
4.4(11)
1.7(16)
24(51)
35(68)
106(254)
28(69)
cut2
11(18)
13(38)
4.3(11)
1.7(16)
7.7(19)
2.8(8.2)
26(80)
5.6(17)
cut3
7.9(12)
8.7(23)
2.9(6.9)
1.1(9.1)
4.1(8.9)
0.8(2.4)
4.9(12)
1.8(4.7)
cut4
7.0(11)
8.2(22)
2.7(6.5)
1.0(8.7)
2.5(5.6)
0.009(0.06)
2.9(8.2)
0.9(2.8)
Total Eff.
33% (32%)
34% (31%)
34% (32%)
31% (27%)
1.3% (1.9%)
0.002% (0.008%)
0.5% (0.75%)
0.4% (0.6%)