| 1 | (* ********************************************************* *)
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| 2 | (* ***** ***** *)
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| 3 | (* ***** FeynRules model file: SM + colored scalars ***** *)
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| 4 | (* ***** Author: B. Fuks ***** *)
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| 5 | (* ***** ***** *)
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| 6 | (* ********************************************************* *)
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| 7 |
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| 8 | (* ************************** *)
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| 9 | (* ***** Information ***** *)
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| 10 | (* ************************** *)
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| 11 | M$ModelName = "ColoredScalars";
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| 12 | M$Information = {
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| 13 | Authors -> {"Benjamin Fuks"},
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| 14 | Emails -> {"benjamin.fuks@iphc.cnrs.fr"},
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| 15 | Institutions -> {"IPHC Strasbourg / University of Strasbourg"},
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| 16 | Date -> "11.07.14",
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| 17 | Version -> "1.0",
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| 18 | References -> "C. Degrande, B. Fuks, V. Hirschi, J. Proudom and H.S. Shao, arXiv:1412.XXXX [hep-ph]"};
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| 19 |
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| 20 | (* Change log *)
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| 21 | (* 11.07.2014 - v1.0 - version 1 of the model *)
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| 22 |
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| 23 |
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| 24 | (* ************************** *)
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| 25 | (* ***** Orders ***** *)
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| 26 | (* ************************** *)
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| 27 | M$InteractionOrderHierarchy = { {QCD, 1}, {QED, 2}, {NP,1} };
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| 28 | M$InteractionOrderLimit = { {QCD, 99}, {QED, 99}, {NP,1} };
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| 29 |
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| 30 | (* ************************** *)
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| 31 | (* ***** Fields ***** *)
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| 32 | (* ************************** *)
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| 33 | M$ClassesDescription = {
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| 34 | S[4] == {
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| 35 | ClassName -> sig8,
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| 36 | SelfConjugate -> True,
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| 37 | Indices -> {Index[Gluon]},
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| 38 | Mass -> {m8,400},
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| 39 | Width -> {w8,10},
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| 40 | ParticleName -> "sig8",
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| 41 | PDG -> 9000001,
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| 42 | PropagatorLabel -> "sig8",
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| 43 | PropagatorType -> ScalarDash,
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| 44 | PropagatorArrow -> Forward
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| 45 | }
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| 46 | };
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| 47 |
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| 48 | (* ************************** *)
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| 49 | (* ***** Parameters ***** *)
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| 50 | (* ************************** *)
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| 51 | M$Parameters = {
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| 52 | g8Lu == {
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| 53 | TeX -> Subsuperscript[g,"8u",L],
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| 54 | ComplexParameter -> False,
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| 55 | ParameterType -> External,
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| 56 | Indices -> {Index[Generation],Index[Generation]},
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| 57 | BlockName -> NPG8LU,
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| 58 | Value -> {
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| 59 | g8Lu[1,1] -> 0.001, g8Lu[1,2] -> 0.001, g8Lu[1,3] -> 0.001,
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| 60 | g8Lu[2,1] -> 0.001, g8Lu[2,2] -> 0.001, g8Lu[2,3] -> 0.001,
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| 61 | g8Lu[3,1] -> 0.001, g8Lu[3,2] -> 0.001, g8Lu[3,3] -> 0.001},
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| 62 | InteractionOrder -> {{NP,1},{QCD,3}},
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| 63 | Description -> "Sgluon coupling to left-handed up-type quarks"
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| 64 | },
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| 65 | g8Ru == {
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| 66 | TeX -> Subsuperscript[g,"8u",R],
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| 67 | ComplexParameter -> False,
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| 68 | ParameterType -> External,
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| 69 | Indices -> {Index[Generation],Index[Generation]},
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| 70 | BlockName -> NPG8RU,
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| 71 | Value -> {
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| 72 | g8Ru[1,1] -> 0.001, g8Ru[1,2] -> 0.001, g8Ru[1,3] -> 0.001,
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| 73 | g8Ru[2,1] -> 0.001, g8Ru[2,2] -> 0.001, g8Ru[2,3] -> 0.001,
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| 74 | g8Ru[3,1] -> 0.001, g8Ru[3,2] -> 0.001, g8Ru[3,3] -> 0.001},
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| 75 | InteractionOrder -> {{NP,1},{QCD,3}},
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| 76 | Description -> "Sgluon coupling to right-handed up-type quarks"
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| 77 | },
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| 78 | g8Ld == {
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| 79 | TeX -> Subsuperscript[g,"8d",L],
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| 80 | ComplexParameter -> False,
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| 81 | ParameterType -> External,
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| 82 | Indices -> {Index[Generation],Index[Generation]},
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| 83 | BlockName -> NPG8LD,
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| 84 | Value -> {
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| 85 | g8Ld[1,1] -> 0.001, g8Ld[1,2] -> 0.001, g8Ld[1,3] -> 0.001,
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| 86 | g8Ld[2,1] -> 0.001, g8Ld[2,2] -> 0.001, g8Ld[2,3] -> 0.001,
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| 87 | g8Ld[3,1] -> 0.001, g8Ld[3,2] -> 0.001, g8Ld[3,3] -> 0.001},
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| 88 | InteractionOrder -> {{NP,1},{QCD,3}},
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| 89 | Description -> "Sgluon coupling to left-handed down-type quarks"
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| 90 | },
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| 91 | g8Rd == {
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| 92 | TeX -> Subsuperscript[g,"8d",R],
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| 93 | ComplexParameter -> False,
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| 94 | ParameterType -> External,
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| 95 | Indices -> {Index[Generation],Index[Generation]},
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| 96 | BlockName -> NPG8RD,
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| 97 | Value -> {
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| 98 | g8Rd[1,1] -> 0.001, g8Rd[1,2] -> 0.001, g8Rd[1,3] -> 0.001,
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| 99 | g8Rd[2,1] -> 0.001, g8Rd[2,2] -> 0.001, g8Rd[2,3] -> 0.001,
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| 100 | g8Rd[3,1] -> 0.001, g8Rd[3,2] -> 0.001, g8Rd[3,3] -> 0.001},
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| 101 | InteractionOrder -> {{NP,1},{QCD,3}},
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| 102 | Description -> "Sgluon coupling to right-handed down-type quarks"
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| 103 | },
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| 104 |
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| 105 | g8g == {
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| 106 | TeX -> Subscript[g,"8g"],
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| 107 | ParameterType -> External,
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| 108 | ComplexParameter -> False,
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| 109 | BlockName -> NPG8G,
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| 110 | Value -> 1.0*^-6,
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| 111 | InteractionOrder -> {{NP,1},{QCD,3}},
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| 112 | Description -> "Sgluon coupling to gluons divided by lambda"}
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| 113 | };
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| 114 |
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| 115 | (* ************************** *)
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| 116 | (* ***** Lagrangian ***** *)
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| 117 | (* ************************** *)
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| 118 | L1 := 1/2 DC[sig8[aa],mu] DC[sig8[aa],mu] - 1/2 m8^2 sig8[aa] sig8[aa];
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| 119 |
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| 120 | L2a := sig8[a] T[a,m,n] (g8Ld[ff,gg] ProjM[sp,sp2] + g8Rd[ff,gg] ProjP[sp,sp2]) dqbar[sp,ff,m].dq[sp2,gg,n] +
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| 121 | sig8[a] T[a,m,n] (g8Lu[ff,gg] ProjM[sp,sp2] + g8Ru[ff,gg] ProjP[sp,sp2]) uqbar[sp,ff,m].uq[sp2,gg,n];
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| 122 |
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| 123 | L2b = g8g dSUN[a,b,c] sig8[a] FS[G,mu,nu,b] FS[G,mu,nu,c];
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| 124 |
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| 125 | LagNP := L1 + L2a + HC[L2a] + L2b;
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