Dark matter with light mediators Mathias Garny Les Houches, - - PowerPoint PPT Presentation

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Dark matter with light mediators Mathias Garny Les Houches, - - PowerPoint PPT Presentation

Jul 04, 2023 343 likes •563 views

Dark matter with light mediators Mathias Garny Les Houches, 08.11.2013 QFT out of equilibrium and application to leptogenesis M. M. M uller, A. Hohenegger, A. Kartavtsev, M. Lindner, B. Garbrecht Decaying/annihilating dark matter A. Ibarra,

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SLIDE 1

Dark matter with light mediators

Mathias Garny Les Houches, 08.11.2013

QFT out of equilibrium and application to leptogenesis

  • M. M. M¨

uller, A. Hohenegger, A. Kartavtsev, M. Lindner, B. Garbrecht

Decaying/annihilating dark matter

  • A. Ibarra, D. Tran, C. Weniger, A. de Simone, S. Vogl, M. Pato, W. Buchm¨

uller

Cosmological perturbation theory

  • T. Konstandin, D. Blas

. . .

Mathias Garny Dark matter with light mediators

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SLIDE 2

WIMP Dark Matter

Xenon100 1207.5988; LUX 1310.8214

Ωχh2 ' 0.1 pb · c /hσvi

Fermi 1310.0828

]

2

WIMP Mass [GeV/c

6 7 8 910 20 30 40 50 100 200 300 400 1000

]

2

WIMP-Nucleon Cross Section [cm

  • 45

10

  • 44

10

  • 43

10

  • 42

10

  • 41

10

  • 40

10

  • 39

10

]

2

WIMP Mass [GeV/c

6 7 8 910 20 30 40 50 100 200 300 400 1000

]

2

WIMP-Nucleon Cross Section [cm

  • 45

10

  • 44

10

  • 43

10

  • 42

10

  • 41

10

  • 40

10

  • 39

10

]

2

WIMP Mass [GeV/c

6 7 8 910 20 30 40 50 100 200 300 400 1000

]

2

WIMP-Nucleon Cross Section [cm

  • 45

10

  • 44

10

  • 43

10

  • 42

10

  • 41

10

  • 40

10

  • 39

10 DAMA/I DAMA/Na CoGeNT CDMS (2010/11) EDELWEISS (2011/12) XENON10 (2011) X E N O N 1 ( 2 1 1 ) C O U P P ( 2 1 2 ) SIMPLE (2012) Z E P L I N

  • I

I I ( 2 1 2 ) CRESST-II (2012)

XENON100 (2012)

  • bserved limit (90% CL)

Expected limit of this run: expected σ 2 ± expected σ 1 ± 101 102 103 mDM (GeV) 10−22 10−23 10−24 10−25 10−26 hσvi (cm3 s−1) Combined τ +τ −

Maximum Likelihood Bayesian Median Expected 68% Containment 95% Containment

(pb) σ 95% CL upper limit on

  • 3

10

  • 2

10

  • 1

10 1 10 (GeV)

squark

m 300 400 500 600 700 800 900 1000 (GeV)

LSP

m 100 200 300 400 500 600 700 800 exp. σ 1 ± Expected Limit theory σ 1 ±

NLO+NLL

σ

= 8 TeV s ,

  • 1

CMS, 11.7 fb ) q ~ )>>m( g ~ ; m(

1

χ ∼ q → q ~ , q ~ q ~ → pp [GeV]

q ~

m 200 300 400 500 600 700 800 900 1000 1100 [GeV]

1

χ ∼

m 100 200 300 400 500 600 700

1

χ ∼ q → q ~ production; q ~ q ~ =8 TeV s ,

  • 1

L dt = 20.3 fb

∫

0-lepton combined

Preliminary ATLAS

)

theory SUSY

σ 1 ± Observed limit ( )

exp

σ 1 ± Expected limit ( , 7 TeV)

  • 1

Observed limit (4.7 fb , 7 TeV)

  • 1

Expected limit (4.7 fb

CMS 1303.2985 ATLAS CONF-2013-047 Mathias Garny Dark matter with light mediators

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SLIDE 3

Searches for spectral features in γ-rays

Fermi LAT GC data 5 300 GeV

Fermi coll. 1305.5597 (Bringmann, Huang, Ibarra, Vogl, Weniger 1203.1312; Weniger 1204.2797)

H.E.S.S. CGH (bkg residual p) 500 GeV-25 TeV

H.E.S.S. coll. 1301.1173

(GeV)

χ

m

10

2

10

)

  • 1

s

3

95% CL Limit (cm

γ γ

v> σ <

  • 30

10

  • 29

10

  • 28

10

  • 27

10

  • 26

10

  • 25

10 3.7 year R16 Einasto Profile Observed Upper Limit Expected Limit Expected 68% Containment Expected 95% Containment Weniger [20] Limit

(TeV)

χ

m

  • 2

10

  • 1

10 1 10 /s)

3

(95% CL) (cm

γ γ → χ χ

v> σ <

  • 29

10

  • 28

10

  • 27

10

  • 26

10

  • 25

10 HESS Einasto Fermi-LAT Einasto

v . 1029..1026cm3/s over the range 10 GeV - 10 TeV H.E.S.S. II, GAMMA-400, CTA /= 5 10

Bringmann, Calore, Vertongen, Weniger 1106.1874; Bergstrom, Bertone, Conrad, Farnier, Weniger 1207.6773; Aleksic, Rico, Martinez 1209.5589 Mathias Garny Dark matter with light mediators

slide-4
SLIDE 4

Interplay of Dark Matter searches

Interplay: full models (MSSM) or ‘simplified models‘ SM+ (eff. op./portals) or SM+ + mediator ⌘, . . .

Mathias Garny Dark matter with light mediators

slide-5
SLIDE 5

Interplay of Dark Matter searches

Interplay: full models (MSSM) or ‘simplified models‘ SM+ (eff. op./portals) or SM+ + mediator ⌘, . . . Here: Majorana DM , colored/charged t-channel mediator ⌘ L = f ¯ ⌘, 2 q, `, (fsusy = p 2g 0Yψ)

Mathias Garny Dark matter with light mediators

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SLIDE 6

Interplay of Dark Matter searches

Interplay: full models (MSSM) or ‘simplified models‘ SM+ (eff. op./portals) or SM+ + mediator ⌘, . . . Here: Majorana DM , colored/charged t-channel mediator ⌘ L = f ¯ ⌘, 2 q, `, (fsusy = p 2g 0Yψ)

[GeV]

q ~

m 200 300 400 500 600 700 800 900 1000 1100 [GeV]

1

χ ∼

m 100 200 300 400 500 600 700

1

χ ∼ q → q ~ production; q ~ q ~ =8 TeV s ,

  • 1

L dt = 20.3 fb

∫

0-lepton combined

Preliminary ATLAS

)

theory SUSY

σ 1 ± Observed limit ( )

exp

σ 1 ± Expected limit ( , 7 TeV)

  • 1

Observed limit (4.7 fb , 7 TeV)

  • 1

Expected limit (4.7 fb

ATLAS-CONF-2013-047

Difficult for LHC when mχ ⇠ m˜

q

Nice complementarity to ID and DD

Mathias Garny Dark matter with light mediators

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SLIDE 7

Indirect detection

2 ! 2 annihilation vχχ!q¯

q

= " O(v 0)O ✓ mq mDM ◆2 + O(v 2) # O ✓mDM mη ◆4 2 ! 3 annihilation via FSR from nearly on-shell q (soft/collinear) v FSR

χχ!q¯ qγ

' ↵em ⇡ Z 1 dx 1 x x log[4m2

DM(1 x)/m2 q] ⇥ vχχ!q¯ q Mathias Garny Dark matter with light mediators

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SLIDE 8

Indirect detection

2 ! 2 annihilation vχχ!q¯

q

= " O(v 0)O ✓ mq mDM ◆2 + O(v 2) # O ✓mDM mη ◆4 2 ! 3 annihilation via FSR from nearly on-shell q (soft/collinear) v FSR

χχ!q¯ qγ

' ↵em ⇡ Z 1 dx 1 x x log[4m2

DM(1 x)/m2 q] ⇥ vχχ!q¯ q

2 ! 3 annihilation via VIB and FSR from off-shell q v VIB/FSR

χχ!q¯ qγ

= ↵em ⇡ " O(v 0)O ✓mDM mη ◆4 + O(v 2) # O ✓mDM mη ◆4

χ ¯ q η χ q γ χ η χ q γ χ ¯ q γ η χ

Hard spectrum peaked at 0.8..0.95 · mDM (similar to -line within LAT energy resolution)

Bergstrom 89; Bergstrom, Bringmann, Edsjo 0710.3169 Mathias Garny Dark matter with light mediators

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SLIDE 9

Constraints on spectral feature from χχ ! f ¯ f γ

Spectral gamma-ray feature on top of smoothly varying background Optimized search region close to GC Fermi LAT GC data 40 300 GeV

Bringmann, Huang, Ibarra, Vogl, Weniger 1203.1312 Mathias Garny Dark matter with light mediators

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SLIDE 10

Constraints from electroweak/strong IB χχ ! f ¯ f V , V = W , Z, g

MG, Ibarra, Vogl 1105.5367 1112.5155; cf. Ciafaloni et al 1104.2996; Bell et al 1104.3823; Asano et al 1112.5158

100 101 102 103 104 0.2 0.4 0.6 0.8 1 dNi/dlnE x = E/mDM dNγ/dlnE dNZ/dlnE dNW /dlnE 100 101 102 103 104 105 0.2 0.4 0.6 0.8 1 dNW/dlnE x = E/mDM dNW /dlnE mη0 = mη± m2

η0 − m2 η± = v2 EW

m2

η0 − m2 η± = 2v2 EW

Antiprotons (PAMELA) and Secondary gamma rays (Fermi dwarf)

10−28 10−27 10−26 10−25 10−24 10−23 10−22 102 103 104 hσviq¯

qg [cm3/sec]

mDM [GeV] DM coupling to quarks σv(χχ ! q¯ qg) MIN MAX PAMELA ¯ p/p Fermi dwarf Einasto MED 10−28 10−27 10−26 10−25 10−24 10−23 10−22 102 103 104 hσviµ¯

νW [cm3/sec]

mDM [GeV] DM coupling to leptons σv(χχ ! µ¯ νW) MAX PAMELA ¯ p/p Fermi dwarf Einasto MIN MED

Mathias Garny Dark matter with light mediators

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SLIDE 11

Direct detection

Scattering off Xe nuclei (XENON100), resonant enhancement

Hisano, Ishiwata, Nagata 1110.3719; Drees, Nojiri 93; Jungman et al 95

q χ η χ q

SI(SD) / 1 [m2

η (mχ + mq)2]4(2)

u -coupling m hêm c =1.1 fn ê f p =0.6 sp ,n

SD =0

thermal relic antiprotons direct detection 102 103 104 10-46 10-45 10-44 10-43 10-42 10-41 10-40

m c @GeVD sp

SI @cm 2D

MG, Ibarra, Pato, Vogl 1207.1431 Mathias Garny Dark matter with light mediators

slide-12
SLIDE 12

Direct detection

Scattering off Xe nuclei (XENON100), resonant enhancement

Hisano, Ishiwata, Nagata 1110.3719; Drees, Nojiri 93; Jungman et al 95

q χ η χ q

SI(SD) / 1 [m2

η (mχ + mq)2]4(2)

u -coupling m hêm c =1.1 fn ê f p =0.6 sp ,n

SD =0

thermal relic antiprotons direct detection 102 103 104 10-46 10-45 10-44 10-43 10-42 10-41 10-40

m c @GeVD sp

SI @cm 2D

MG, Ibarra, Pato, Vogl 1207.1431

Convert into constraints on Yukawa coupling f , using ↵s(mχ), and conservative assumptions on nuclear uncertainties for DD, and then convert into upper limit on vq¯

qγ + 2vγγ Mathias Garny Dark matter with light mediators

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SLIDE 13

Current constraints and prospects

hσviq¯

qγ + 2hσviγγ [cm3/s]

mχ [GeV] DM coupling to RH up-quark (mη = 1.1mχ) 10−30 10−29 10−28 10−27 10−26 10−25 100 1000 10000 Einasto thermal prod. CTA G A M M A

  • 4

H.E.S.S. Fermi LAT GC F e r m i d w a r f s XENON100 XENON1T LHC η = ˜ uR MG, Ibarra, Pato, Vogl 1306.6342

spectral analysis of Fermi LAT GC and H.E.S.S. CGH data with IB(q¯ q)+line()

Mathias Garny Dark matter with light mediators

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SLIDE 14

ID vs DD vs LHC

Exclusion/expected reach (95% C.L.) assuming thermal production

15. 25. 25. 50. 50. 100

102 103 104 10-2 10-1 100 101 m c @GeVD mass splitting mhê m c - 1

DM coupling to RH up-quark HprospectsL

Einasto ATLAS Monojet CMS aTê Razor +ISR C M S a T No thermal WIMP non-pert. h =squark CTA XENON100 XENON1T

MG, Ibarra, Pato, Vogl 1306.6342

! LHC(13)?

Mathias Garny Dark matter with light mediators

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SLIDE 15

Current constraints and prospects

hσviµ¯

µγ + 2hσviγγ [cm3/s]

mχ [GeV] DM coupling to RH muon (mη = 1.1mχ) 10−30 10−29 10−28 10−27 10−26 10−25 100 1000 10000 Einasto thermal prod. CTA GAMMA-400 H.E.S.S. Fermi LAT GC LEP η = ˜ µR MG, Ibarra, Pato, Vogl 1306.6342 Mathias Garny Dark matter with light mediators

slide-16
SLIDE 16

References

Internal bremsstrahlung signatures in light of direct dark matter searches MG, A. Ibarra, M. Pato, S. Vogl, 1306.6342 Decaying vs Annihilating Dark Matter in Light of a Tentative Gamma-Ray Line, W. Buchm¨ uller, MG, 1206.7056 Antiproton constraints on dark matter annihilations from internal electroweak bremsstrahlung MG, A. Ibarra, S. Vogl, 1105.5367 Cosmological perturbation theory at three-loop order, D. Blas, MG, T. Konstandin, 1309.3308; 1304.1546 Leptogenesis from first principles in the resonant regime, MG, A. Kartavtsev, A. Hohenegger, 1112.6428 Systematic approach to leptogenesis in nonequilibrium QFT, MG, A. Hohenegger, A. Kartavtsev, M. Lindner, 0911.4122; 0909.1559

Mathias Garny Dark matter with light mediators

slide-17
SLIDE 17

Current constraints and prospects

hσviq¯

qγ + 2hσviγγ [cm3/s]

mχ [GeV] DM coupling to RH up-quark (limits) mη = 2mχ mη = 1.1mχ mη = 1.01mχ 10−30 10−29 10−28 10−27 10−26 10−25 100 1000 10000 Einasto

  • th. prod. (2)

t h . p r

  • d

. ( 1 . 1 )

  • th. prod. (1.01)

H.E.S.S. Fermi LAT GC Fermi dwarf X E 1 ( m

η

= 2 m

χ

) X E 1 ( 1 . 1 ) XE 100 (1.01) MG, Ibarra, Pato, Vogl 1306.6342 Mathias Garny Dark matter with light mediators

slide-18
SLIDE 18

IB spectrum χχ ! Vf ¯ f , V = γ, W , Z, g

v( ! X)/v( ! f ¯ f ) for mηu = mηd and mDM = 300GeV

DM χ = (1, 1, 0) η Wf ¯ f 0 Zf ¯ f gf ¯ f DM coupling to Le (1,2,1/2) 4.32 1.82 – DM coupling to eR (1,1,1) – 0.30 – DM coupling to qL (3,2,1/6) 7.79 3.02 61.4 DM coupling to uR (3,1,2/3) – 0.30 38.4 DM coupling to dR (3,1,-1/3) – 0.30 154 Ciafaloni et al 1104.2996 Bell et al 1104.3823 MG, Ibarra, Vogl 1105.5367 1112.5155 Bringmann et al 1308.1089 Mathias Garny Dark matter with light mediators

slide-19
SLIDE 19

Searches for spectral features in γ-rays

Spectral gamma-ray feature on top of smoothly varying background Fermi LAT GC data 5 300 GeV

Bringmann, Huang, Ibarra, Vogl, Weniger 1203.1312; Weniger 1204.2797; Fermi coll. 1305.5597

H.E.S.S. CGH (bkg residual p) 500 GeV-25 TeV

H.E.S.S. coll. 1301.1173

(GeV)

χ

m

10

2

10

)

  • 1

s

3

95% CL Limit (cm

γ γ

v> σ <

  • 30

10

  • 29

10

  • 28

10

  • 27

10

  • 26

10

  • 25

10 3.7 year R16 Einasto Profile Observed Upper Limit Expected Limit Expected 68% Containment Expected 95% Containment Weniger [20] Limit

(TeV)

χ

m

  • 2

10

  • 1

10 1 10 /s)

3

(95% CL) (cm

γ γ → χ χ

v> σ <

  • 29

10

  • 28

10

  • 27

10

  • 26

10

  • 25

10 HESS Einasto Fermi-LAT Einasto

v . 1029..1026cm3/s over the range 10 GeV - 10 TeV H.E.S.S. II, GAMMA-400, CTA /= 5 10

Bringmann, Calore, Vertongen, Weniger 1106.1874; Bergstrom, Bertone, Conrad, Farnier, Weniger 1207.6773; Aleksic, Rico, Martinez 1209.5589 Mathias Garny Dark matter with light mediators

slide-20
SLIDE 20

Constraints on spectral feature from χχ ! f ¯ f γ

Spectral gamma-ray feature on top of smoothly varying background Optimized search region close to GC Fermi LAT GC data 40 300 GeV

Bringmann, Huang, Ibarra, Vogl, Weniger 1203.1312; cf. also Fermi coll. 1305.5597

H.E.S.S. CGH (bkg residual p) 500 GeV-25 TeV

H.E.S.S. coll. 1301.1173 Mathias Garny Dark matter with light mediators

slide-21
SLIDE 21

Gamma-ray line vs secondaries

vγγ,γZ / (↵em/⇡)2 loop suppressed ! continous 0s from ! WW , ZZ, b¯ b, . . . (plus ¯ p, . . . )

10−7 10−6 10−5 10−4 20 300 100 E2Φ [GeV/cm2/s/sr] E [GeV] Wino Dark Matter Einasto, BF=1 mχ = 139.8GeV Fermi LAT Reg 4 SOURCE lines only, Ωχ/Ωdm = 0.45 (4.1σ) lines+continuum, Ωχ/Ωdm = 0.45 lines+continuum, Ωχ/Ωdm = 1

need BRγγ +0.5 BRγZ & 0.5%

Buchm¨ uller, MG 1206.7056 Mathias Garny Dark matter with light mediators