Higgs Boson Portal

ATLAS

PRELIMINARY

BEYOND SM

A search for resonant Higgs-pair production in the

b\bar{b}b\bar{b}

final state in

pp

collisions at

\sqrt{s}=8

TeV

A search for TeV-scale resonances decaying via a pair of Higgs bosons to the $b\bar{b}b\bar{b}$ final state is performed with 19.5 fb $^{-1}$ of proton-proton collision data at $\sqrt{s}=8$ TeV recorde...

ATLAS

PRELIMINARY

SM

Search for a high-mass Higgs boson in the

H \rightarrow WW \rightarrow l\nu l\nu

decay channel with the ATLAS detector using 21 fb

^{-1}

of proton-proton collision data

A search by the ATLAS experiment at the Large Hadron Collider for a Higgs boson in the $H \rightarrow WW \rightarrow \ell\nu \ell\nu$ channel in the range 260 GeV <~m_H~< 1 TeV is presented. The ana...

ATLAS

PUBLISHED

SM

Search for the Standard Model Higgs boson in the diphoton decay channel with 4.9 fb

^{-1}

of pp collisions at

\sqrt{s}

=7 TeV with ATLAS

A search for the Standard Model Higgs boson is performed in the diphoton decay channel. The data used corresponds to an integrated luminosity of 4.9 fb-1 collected with the ATLAS detector at the Large...

ATLAS

PRELIMINARY

SM

Measuring

CP

properties of Higgs boson interactions with

\tau

leptons with the ATLAS detector

A study of the charge conjugation and parity ( $CP$ ) properties of the interaction between the Higgs boson and $\tau$ leptons is presented. The study is based on measurement of $CP$ -sensitive angular o...

ATLAS

PRELIMINARY

BEYOND SM

Probing the

CP

nature of the top-Higgs Yukawa coupling in

t\bar{t}H

and

tH

events with

H \rightarrow b\bar{b}

using the ATLAS detector at the LHC

This note presents an investigation of the $CP$ properties of the coupling between the Higgs boson and the top quark, employing 139 fb $^{-1}$ of proton--proton collision data recorded by the ATLAS exp...

ATLAS

PRELIMINARY

BEYOND SM

Combination and summary of ATLAS dark matter searches using 139 fb-1 of âs = 13 TeV p p collision data and interpreted in a two-Higgs-doublet model with a pseudoscalar mediator

A combination of two searches for dark matter is presented, along with results from a wide range of experimental analyses that are interpreted in a common benchmark model: a Two-Higgs-Doublet Model wi...

ATLAS

PRELIMINARY

BEYOND SM

Searches for electroweak production of two jets in association with a Higgs boson decaying fully or partially to invisible particles, including a final state photon using proton-proton collisions at 13 TeV with the ATLAS detector

This note presents searches for the invisible or partially invisible decay of a Higgs boson with a mass of 125 GeV produced in $pp$ collisions through vector boson fusion with a photon in the final st...

ATLAS

PRELIMINARY

SM

Evidence for Higgs boson decays to a low-mass dilepton system and a photon in

pp

collisions at

\sqrt{s}

= 13 TeV with the ATLAS detector

A search for the Higgs boson decaying into a photon and a pair of electrons or muons with an invariant mass $m_{\ell\ell} < 30$ GeV is presented. The analysis is performed using 139 fb $^{-1}$ of proto...

ATLAS

PRELIMINARY

SM

Constraints on Higgs boson properties using WW^{*}(\rightarrow e\nu\mu\nu)\;jj production in

36.1 \mathrm{fb}^{-1}

of

\sqrt{s}=13 TeV

pp collisions with the ATLAS detector

This note presents the results of two studies of Higgs boson properties using the $WW^*(\rightarrow e\nu\mu\nu)jj$ final state, based on a dataset corresponding to 36.1\,\mathrm{fb}^{-1} of $\sqrt{s...

ATLAS

PRELIMINARY

BEYOND SM

Combination of searches for invisible Higgs boson decays with the ATLAS experiment

Many extensions of the Standard Model predict the production of dark matter particles at the LHC. Sufficiently light dark matter particles may be produced in decays of the Higgs boson $H$ that would a...

ATLAS

PRELIMINARY

SM

Constraints on the Higgs boson self-coupling from the combination of single-Higgs and double-Higgs production analyses performed with the ATLAS experiment

Constraints on the Higgs boson self-coupling are set by combining the single Higgs boson analyses targeting the $\gamma \gamma$ , $ZZ^*$ , $WW^*$ , $\tau^+ \tau^-$ and $b\bar{b}$ decay channels and the d...

ATLAS

PRELIMINARY

SM

A search for the dimuon decay of the Standard Model Higgs boson in

pp

collisions at

\sqrt{s} = 13

TeV with the ATLAS Detector

A search for the dimuon decay of the Standard Model Higgs boson is performed using data corresponding to an integrated luminosity of 139 fb $^{-1}$ collected in Run 2 with the ATLAS detector in $pp$ co...

ATLAS

PRELIMINARY

SM

Combined measurements of Higgs boson production and decay using up to 80 fb

^{-1}

of proton--proton collision data at

\sqrt{s}=

13 TeV collected with the ATLAS experiment

Combined measurements of Higgs boson production cross-sections, branching fractions and couplings are presented in the Higgs boson decay channels into $\gamma\gamma$ , $ZZ^*$ , $WW^*$ , $\tau\tau$ , $\mu\...

ATLAS

PRELIMINARY

SM

Measurements of Higgs boson properties in the diphoton decay channel using 80 fb

^{-1}

of

pp

collision data at

\sqrt s

= 13 TeV with the ATLAS detector

This note reports measurements of Higgs boson properties in the two-photon final state using 79.8 fb $^{-1}$ of data recorded at $\sqrt{s}=13$ TeV by the ATLAS experiment at the Large Hadron Collider. ...

ATLAS

PRELIMINARY

BEYOND SM

Search for single production of a vector-like

B

quark decaying into a bottom quark and a Higgs boson which decays into a pair of photons

A search is presented for single production of a vector-like $B$ quark that decays into a Higgs boson and a $b$ quark. The search uses a dataset corresponding to 79.8 fb $^{-1}$ of $pp$ collisions at $...

ATLAS

PRELIMINARY

SM

Measurement of gluon fusion and vector boson fusion Higgs boson production cross-sections in the

H \to WW^{*} \to e\nu\mu\nu

decay channel in pp collisions at

\sqrt{s} = 13

TeV with the ATLAS detector

The Higgs boson production cross-sections in proton-proton collisions are measured in the $H\rightarrow WW^{\ast}\rightarrow e\nu\mu\nu$ decay channel. The proton-proton collision data were produced a...

ATLAS

PRELIMINARY

SM

Search for the decay of the Higgs boson to charm quarks with the ATLAS experiment

A direct search for the Standard Model Higgs boson decaying to a pair of charm quarks is presented. Associated production of the Higgs and $Z$ bosons, in the decay mode $ZH\rightarrow \cal{l}^{+} \cal...

ATLAS

PRELIMINARY

SM

Search for Higgs boson decays to Beyond-the-Standard-Model light bosons in four-lepton events with the ATLAS detector at

\sqrt{s}=13

TeV

A search is conducted for a new Beyond-the-Standard-Model dark vector boson or a new light pseudoscalar boson using events where a Higgs boson with mass 125 GeV decays to four leptons ( $\ell =$ $e$ or...

ATLAS

PRELIMINARY

BEYOND SM

Search for charged Higgs bosons in the

H^{\pm}\to tb

decay channel in

pp

collisions at

\sqrt{s}=13

TeV using the ATLAS detector

A search for charged Higgs bosons heavier than the top quark and decaying via $H^{\pm} \to tb$ is presented. The analysis uses 13.2 $\mathrm{fb^{-1}}$ of $pp$ collision data at a centre-of-mass energy...

ATLAS

PRELIMINARY

BEYOND SM

Search for new phenomena in events with missing transverse momentum and a Higgs boson decaying to two photons in pp collisions at sâ=13 TeV with the ATLAS detector

A search for new phenomena in events with large missing transverse momentum and a Higgs boson decaying to two photons is presented. The search uses 13.3 ~\mathrm{fb}^{-1} of proton-proton collision...