Top-Philic-Zprime: Top_Philic.fr

File Top_Philic.fr, 3.3 KB (added by Jeong Han Kim, 6 years ago)
Line 
1(***************************************************************)
2(****** This is the FR file for Top-philic resonance ******)
3(****** ******)
4(****** Authors: G.Mohlabeng ******)
5(****** ******)
6(****** Choose whether Feynman gauge is desired. ******)
7(****** If set to False, unitary gauge is assumed. ****)
8(****** Feynman gauge is especially useful for ******)
9(****** CalcHEP/CompHEP where the calculation is 10-100 ******)
10(****** times faster. ******)
11(****** Feynman gauge is not supported in MadGraph and Sherpa.**)
12(***************************************************************)
13
14(* ************************** *)
15(* ***** Information ***** *)
16(* ************************** *)
17M$ModelName = "Top_Philic";
18
19M$Information = {
20 Authors -> {"Jeong Han Kim","G. Mohlabeng"},
21 Version -> "1.0.0",
22 Date -> "04. 01. 2016",
23 Institutions -> {"University of Kansas"},
24 Emails -> {"jeonghan.kim@ku.edu", "gopolang.mohlabeng@ku.edu"}
25};
26
27FeynmanGauge = False;
28
29
30(* ************************** *)
31(* ***** Change log ***** *)
32(* ************************** *)
33
34(* v1.0: initial version *)
35
36
37(* ************************** *)
38(* *** Interaction orders *** *)
39(* *** (as used by mg5) *** *)
40(* ************************** *)
41
42M$InteractionOrderHierarchy = {
43 {Qv1, 8}
44
45};
46
47(* ************************** *)
48(* ***** Indices ***** *)
49(* ************************** *)
50
51
52(* ************************** *)
53(* **** Particle classes **** *)
54(* ************************** *)
55M$ClassesDescription = {
56
57(* Vector Fields *)
58
59 V[7] == {
60 ClassName -> v1,
61 SelfConjugate -> True,
62 Mass -> {Mv1, 1000},
63 Width -> {Wv1, 1.0},
64 ParticleName -> "v1",
65 PDG -> 6000055,
66 PropagatorLabel -> "v1",
67 PropagatorType -> Sine,
68 PropagatorArrow -> None,
69 FullName -> "v1 vector singlet"
70 }
71};
72
73
74(* ************************** *)
75(* ***** Gauge ***** *)
76(* ***** Parameters ***** *)
77(* ***** (FeynArts) ***** *)
78(* ************************** *)
79
80
81
82(* ************************** *)
83(* ***** Parameters ***** *)
84(* ************************** *)
85M$Parameters = {
86
87
88(* Couplings with the vector color singlet *)
89
90 ct1 == {
91 ParameterType -> External,
92 ParameterName -> ct1,
93 BlockName -> v0PARAMS,
94 Value -> 1.0,
95 InteractionOrder -> {Qv1, 1},
96 TeX -> Subscript[C,t1],
97 Description -> "v1 singlet vector-Fermion coupling"
98 },
99 theta1 == {
100 ParameterType -> External,
101 ParameterName -> theta1,
102 BlockName -> v1PARAMS,
103 Value -> 1.5708,
104 InteractionOrder -> {Qv1, 1},
105 TeX -> Subscript[\[Theta], 1],
106 Description -> "Vector Singlet chirality angle"
107 }
108
109};
110
111(* ************************** *)
112(* ***** Lagrangian ***** *)
113(* ************************** *)
114
115(*----------------------*)
116(* Vectors *)
117(*----------------------*)
118(* PL = ProjM, PR = ProjP *)
119(* Color Singlet vector *)
120
121Lv1 := ct1 tbar.Ga[mu].(Cos[theta1] ProjM + Sin[theta1] ProjP).t v1[mu];
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