Journal of High Energy Physics, ISSN 1126-6708, 10/2012, Volume 2012, Issue 10, pp. 1 - 16

We study the di-photon rate in Higgs decays within singlet extensions of the supersymmetric standard model. In particular we point out that light charginos as...

Quantum Physics | Supersymmetry Phenomenology | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | Supersymmetry phenomenology

Quantum Physics | Supersymmetry Phenomenology | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | Supersymmetry phenomenology

Journal Article

Physics Letters B, ISSN 0370-2693, 04/2016, Volume 755, pp. 145 - 149

We show that contrary to naive expectations the recently observed diphoton excess can be explained by a vector resonance, which decays to a photon and a light...

Mostly weak interactions: beyond standard model | Couplings | Fermions | Mathematical analysis | Elementary particles | Decay | Scalars | Photons | Vectors (mathematics) | Physics - High Energy Physics - Phenomenology | photon | High Energy Physics - Phenomenology | anomaly | vector [resonance] | quantum number | two-photon [final state] | signature | Nuclear and High Energy Physics | width [resonance] | Physics | electroweak interaction

Mostly weak interactions: beyond standard model | Couplings | Fermions | Mathematical analysis | Elementary particles | Decay | Scalars | Photons | Vectors (mathematics) | Physics - High Energy Physics - Phenomenology | photon | High Energy Physics - Phenomenology | anomaly | vector [resonance] | quantum number | two-photon [final state] | signature | Nuclear and High Energy Physics | width [resonance] | Physics | electroweak interaction

Journal Article

Physics Letters B, ISSN 0370-2693, 08/2016, Volume 759, Issue C, pp. 110 - 114

It is often argued that low fine tuning in the MSSM necessarily requires a rather light Higgsino. In this note we show that this need not be the case when a...

SPHENO | PHYSICS, NUCLEAR | OPERATORS | ASTRONOMY & ASTROPHYSICS | TERMS | PHYSICS, PARTICLES & FIELDS | Particle accelerators | Abundance | Correlation | Dark matter | Breaking | Tuning | Elementary particles | Physics - High Energy Physics - Phenomenology | High Energy Physics - Phenomenology | mass [Higgsino] | Nuclear and High Energy Physics | relic density | minimal supersymmetric standard model | symmetry breaking [supersymmetry] | Physics | dark matter

SPHENO | PHYSICS, NUCLEAR | OPERATORS | ASTRONOMY & ASTROPHYSICS | TERMS | PHYSICS, PARTICLES & FIELDS | Particle accelerators | Abundance | Correlation | Dark matter | Breaking | Tuning | Elementary particles | Physics - High Energy Physics - Phenomenology | High Energy Physics - Phenomenology | mass [Higgsino] | Nuclear and High Energy Physics | relic density | minimal supersymmetric standard model | symmetry breaking [supersymmetry] | Physics | dark matter

Journal Article

Journal of Cosmology and Astroparticle Physics, ISSN 1475-7516, 02/2018, Volume 2018, Issue 2, pp. 44 - 44

We study constraints from Big Bang Nucleosynthesis on inert particles in a dark sector which contribute to the Hubble rate and therefore change the predictions...

cosmology of theories beyond the SM | particle physics - cosmology connection | dark matter theory | big bang nucleosynthesis

cosmology of theories beyond the SM | particle physics - cosmology connection | dark matter theory | big bang nucleosynthesis

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 3/2017, Volume 2017, Issue 3, pp. 1 - 28

We evaluate the amount of fine-tuning in constrained versions of the minimal supersymmetric standard model (MSSM), with different boundary conditions at the...

Quantum Physics | Supersymmetry Phenomenology | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | SOFT SUPERSYMMETRY-BREAKING | RENORMALIZATION-GROUP EQUATIONS | MODELS | MASS | DARK-MATTER | NATURALNESS | FOCUS POINTS | SARAH | AXION | SUSY | PHYSICS, PARTICLES & FIELDS | Analysis | Nuclear physics | Resveratrol | Supersymmetry | Origins | Constraints | Dark matter | Fermions | Searching | Boundary conditions | Estimates

Quantum Physics | Supersymmetry Phenomenology | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | SOFT SUPERSYMMETRY-BREAKING | RENORMALIZATION-GROUP EQUATIONS | MODELS | MASS | DARK-MATTER | NATURALNESS | FOCUS POINTS | SARAH | AXION | SUSY | PHYSICS, PARTICLES & FIELDS | Analysis | Nuclear physics | Resveratrol | Supersymmetry | Origins | Constraints | Dark matter | Fermions | Searching | Boundary conditions | Estimates

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 7/2015, Volume 2015, Issue 7, pp. 1 - 37

We consider dark sector particles (DSPs) that obtain sizeable interactions with Standard Model fermions from a new mediator. While these particles can avoid...

Beyond Standard Model | Quantum Physics | Cosmology of Theories beyond the SM | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | MATTER | MODELS | MASS | SEARCHES | COLLISIONS | PHYSICS, PARTICLES & FIELDS | Standard model (particle physics) | Constraints | Dark matter | Fermions | Searching | Digital signal processing | Constraining | Phenomenology | High Energy Physics - Phenomenology | High Energy Physics | Nuclear and High Energy Physics | Computer Science | Hardware Architecture | High Energy Physics - Experiment

Beyond Standard Model | Quantum Physics | Cosmology of Theories beyond the SM | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | MATTER | MODELS | MASS | SEARCHES | COLLISIONS | PHYSICS, PARTICLES & FIELDS | Standard model (particle physics) | Constraints | Dark matter | Fermions | Searching | Digital signal processing | Constraining | Phenomenology | High Energy Physics - Phenomenology | High Energy Physics | Nuclear and High Energy Physics | Computer Science | Hardware Architecture | High Energy Physics - Experiment

Journal Article

Physics Letters B, ISSN 0370-2693, 12/2017, Volume 780, pp. 553 - 556

The Peccei-Quinn (PQ) solution to the Strong CP Problem is expected to fail unless the global symmetry U(1)_{\rm PQ}$ is protected from Planck-scale operators...

Phenomenology | High Energy Physics - Phenomenology | High Energy Physics | Physics

Phenomenology | High Energy Physics - Phenomenology | High Energy Physics | Physics

Journal Article

JOURNAL OF HIGH ENERGY PHYSICS, ISSN 1029-8479, 10/2012, Issue 10

We study the di-photon rate in Higgs decays within singlet extensions of the supersymmetric standard model. In particular we point out that light charginos as...

HIGGS-BOSON MASSES | SPHENO | MODELS | ELECTROWEAK SYMMETRY-BREAKING | Supersymmetry Phenomenology | 2-LOOP CORRECTIONS | PHYSICS, PARTICLES & FIELDS

HIGGS-BOSON MASSES | SPHENO | MODELS | ELECTROWEAK SYMMETRY-BREAKING | Supersymmetry Phenomenology | 2-LOOP CORRECTIONS | PHYSICS, PARTICLES & FIELDS

Journal Article

9.
Full Text
How to save the WIMP: global analysis of a dark matter model with two s-channel mediators

Journal of High Energy Physics, ISSN 1126-6708, 09/2016, Volume 2016, Issue 9, pp. 1 - 43

A reliable comparison of different dark matter (DM) searches requires models that satisfy certain consistency requirements like gauge invariance and...

Beyond Standard Model | Cosmology of Theories beyond the SM | SEARCH | MASS | HIGGS | COLLISIONS | PHYSICS, PARTICLES & FIELDS | Analysis | Models | Dark matter (Astronomy) | Standard model (particle physics) | Dark matter | Searching | Scattering | Constraint modelling | Mathematical models | Gages | Gauges | coupling [dark matter] | gauge [symmetry] | Nuclear and High Energy Physics | dijet | kinematics | precision measurement [electroweak interaction] | spontaneous symmetry breaking | gauge [invariance] | single production [jet] | unitarity | relic density [dark matter] | Phenomenology | Majorana | dilepton | High Energy Physics - Phenomenology | High Energy Physics | thermal [freeze-out] | scattering | mediation | annihilation [dark matter] | Astrophysics - Cosmology and Nongalactic Astrophysics

Beyond Standard Model | Cosmology of Theories beyond the SM | SEARCH | MASS | HIGGS | COLLISIONS | PHYSICS, PARTICLES & FIELDS | Analysis | Models | Dark matter (Astronomy) | Standard model (particle physics) | Dark matter | Searching | Scattering | Constraint modelling | Mathematical models | Gages | Gauges | coupling [dark matter] | gauge [symmetry] | Nuclear and High Energy Physics | dijet | kinematics | precision measurement [electroweak interaction] | spontaneous symmetry breaking | gauge [invariance] | single production [jet] | unitarity | relic density [dark matter] | Phenomenology | Majorana | dilepton | High Energy Physics - Phenomenology | High Energy Physics | thermal [freeze-out] | scattering | mediation | annihilation [dark matter] | Astrophysics - Cosmology and Nongalactic Astrophysics

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 11/2013, Volume 2013, Issue 11, pp. 1 - 24

For the case of the MSSM and the most general form of the NMSSM (GN-MSSM) we determine the reduction in the fine tuning that follows from allowing gaugino...

Quantum Physics | Supersymmetry Phenomenology | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | HIGGS-BOSON MASSES | UPPER-BOUNDS | ELECTROWEAK SYMMETRY-BREAKING | DARK-MATTER | NATURALNESS | SUPERSYMMETRY BREAKING | RELIC DENSITY | PROGRAM | 2-LOOP CORRECTIONS | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS | Uncertainty | Dark matter | Joining | Strings | Compressed | Density | Tuning | Acceptability | Physics - High Energy Physics - Phenomenology

Quantum Physics | Supersymmetry Phenomenology | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | HIGGS-BOSON MASSES | UPPER-BOUNDS | ELECTROWEAK SYMMETRY-BREAKING | DARK-MATTER | NATURALNESS | SUPERSYMMETRY BREAKING | RELIC DENSITY | PROGRAM | 2-LOOP CORRECTIONS | RENORMALIZATION | PHYSICS, PARTICLES & FIELDS | Uncertainty | Dark matter | Joining | Strings | Compressed | Density | Tuning | Acceptability | Physics - High Energy Physics - Phenomenology

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 2/2016, Volume 2016, Issue 2, pp. 1 - 33

We show that simplified models used to describe the interactions of dark matter with Standard Model particles do not in general respect gauge invariance and...

Beyond Standard Model | Quantum Physics | Cosmology of Theories beyond the SM | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | WEAK-INTERACTIONS | CONSTRAINTS | HIGGS | SEARCHES | PHYSICS, PARTICLES & FIELDS | Analysis | Models | Dark matter (Astronomy) | Standard model (particle physics) | Dark matter | Searching | Mathematical analysis | Decay | Gauge invariance | Mathematical models | Vectors (mathematics) | l Cosmology of Theories beyond the SM | signature | Nuclear and High Energy Physics | precision measurement [electroweak interaction] | gauge [invariance] | model [fermion] | Beyond Standard Mode | unitarity | dark matter [fermion] | resonance [dilepton] | Phenomenology | High Energy Physics - Phenomenology | High Energy Physics | interaction [dark matter] | thermal | mediation | Astrophysics - Cosmology and Nongalactic Astrophysics | Fysik | Physical Sciences | Naturvetenskap | Natural Sciences

Beyond Standard Model | Quantum Physics | Cosmology of Theories beyond the SM | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | WEAK-INTERACTIONS | CONSTRAINTS | HIGGS | SEARCHES | PHYSICS, PARTICLES & FIELDS | Analysis | Models | Dark matter (Astronomy) | Standard model (particle physics) | Dark matter | Searching | Mathematical analysis | Decay | Gauge invariance | Mathematical models | Vectors (mathematics) | l Cosmology of Theories beyond the SM | signature | Nuclear and High Energy Physics | precision measurement [electroweak interaction] | gauge [invariance] | model [fermion] | Beyond Standard Mode | unitarity | dark matter [fermion] | resonance [dilepton] | Phenomenology | High Energy Physics - Phenomenology | High Energy Physics | interaction [dark matter] | thermal | mediation | Astrophysics - Cosmology and Nongalactic Astrophysics | Fysik | Physical Sciences | Naturvetenskap | Natural Sciences

Journal Article

Journal of High Energy Physics, ISSN 1126-6708, 12/2017, Volume 2017, Issue 12, pp. 1 - 29

Light pseudoscalars interacting pre-dominantly with Standard Model gauge bosons (so-called axion-like particles or ALPs) occur frequently in extensions of the...

Beyond Standard Model | Quantum Physics | Cosmology of Theories beyond the SM | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | LIMITS | ELECTRON-BEAM | BEAM-DUMP EXPERIMENT | SEARCH | ANNIHILATION | LIGHT | DETECTOR | PHOTONS | RESONANCE | PHYSICS | PHYSICS, PARTICLES & FIELDS | Analysis | Dark matter (Astronomy) | Astronomy | Standard model (particle physics) | Sensitivity | Astrophysics | Dark matter | Bosons

Beyond Standard Model | Quantum Physics | Cosmology of Theories beyond the SM | Quantum Field Theories, String Theory | Classical and Quantum Gravitation, Relativity Theory | Physics | Elementary Particles, Quantum Field Theory | LIMITS | ELECTRON-BEAM | BEAM-DUMP EXPERIMENT | SEARCH | ANNIHILATION | LIGHT | DETECTOR | PHOTONS | RESONANCE | PHYSICS | PHYSICS, PARTICLES & FIELDS | Analysis | Dark matter (Astronomy) | Astronomy | Standard model (particle physics) | Sensitivity | Astrophysics | Dark matter | Bosons

Journal Article

Nuclear Physics, Section B, ISSN 0550-3213, 09/2012, Volume 862, Issue 3, pp. 710 - 719

We determine the degree of fine-tuning needed in a generalised version of the NMSSM that follows from an underlying or -symmetry. We find that it is...

UPPER-BOUNDS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

UPPER-BOUNDS | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

Physics Letters B, ISSN 0370-2693, 05/2018, Volume 780, pp. 553 - 556

The Pecceiâ€“Quinn (PQ) solution to the Strong CP Problem is expected to fail unless the global symmetry U(1) is protected from Planck-scale operators up to high...

INVARIANCE | CONSERVATION | STRONG-CP PROBLEM | MODELS | PARTICLES | PSEUDOPARTICLES | ASTRONOMY & ASTROPHYSICS | PLANCK-SCALE PHYSICS | PHYSICS, NUCLEAR | GRAVITY | PECCEI-QUINN SYMMETRY | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

INVARIANCE | CONSERVATION | STRONG-CP PROBLEM | MODELS | PARTICLES | PSEUDOPARTICLES | ASTRONOMY & ASTROPHYSICS | PLANCK-SCALE PHYSICS | PHYSICS, NUCLEAR | GRAVITY | PECCEI-QUINN SYMMETRY | PHYSICS, PARTICLES & FIELDS | Physics - High Energy Physics - Phenomenology

Journal Article

Physical Review Letters, ISSN 0031-9007, 04/2017, Volume 118, Issue 14, p. 141802

Coupling dark matter to light new particles is an attractive way to combine thermal production with strong velocity-dependent self-interactions. Here we point...

MILKY | INTERACTION CROSS-SECTION | PARTICLES | PHYSICS, MULTIDISCIPLINARY | NEUTRINO | TOO BIG | SUBHALOES | GALAXY CLUSTER 1E-0657-56 | ABUNDANCES | COSMOLOGICAL SIMULATIONS | LY-ALPHA FOREST | Parameters | Dark matter | Small scale | Cosmic microwave background | Constraint modelling | Mathematical models | Formations | Coupling | Physics - High Energy Physics - Phenomenology

MILKY | INTERACTION CROSS-SECTION | PARTICLES | PHYSICS, MULTIDISCIPLINARY | NEUTRINO | TOO BIG | SUBHALOES | GALAXY CLUSTER 1E-0657-56 | ABUNDANCES | COSMOLOGICAL SIMULATIONS | LY-ALPHA FOREST | Parameters | Dark matter | Small scale | Cosmic microwave background | Constraint modelling | Mathematical models | Formations | Coupling | Physics - High Energy Physics - Phenomenology

Journal Article

Monthly Notices of the Royal Astronomical Society: Letters, ISSN 1745-3925, 06/2015, Volume 452, Issue 1, pp. L54 - L58

Self-interactions of darkmatter (DM) particles can potentially lead to an observable separation between the DM halo and the stars of a galaxy moving through a...

Galaxies: kinematics and dynamics | Galaxies: clusters: individual: abell 3827 | Dark matter | Astroparticle physics | INTERACTION CROSS-SECTION | galaxies: clusters: individual: Abell 3827 | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | galaxies: kinematics and dynamics | GALAXIES | astroparticle physics | dark matter | COSMOLOGICAL SIMULATIONS

Galaxies: kinematics and dynamics | Galaxies: clusters: individual: abell 3827 | Dark matter | Astroparticle physics | INTERACTION CROSS-SECTION | galaxies: clusters: individual: Abell 3827 | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | galaxies: kinematics and dynamics | GALAXIES | astroparticle physics | dark matter | COSMOLOGICAL SIMULATIONS

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 02/2018, Volume 474, Issue 1, pp. 388 - 399

Self-interacting dark matter may have striking astrophysical signatures, such as observable offsets between galaxies and dark matter in merging galaxy...

Galaxies: clusters: general | Dark matter | Astroparticle physics | OFFSETS | CORES | galaxies: clusters: general | DWARF GALAXIES | CDM | COSMOLOGICAL SIMULATIONS | INTERACTION CROSS-SECTION | ASTRONOMY & ASTROPHYSICS | MASS | CONSTRAINTS | CLUSTER | astroparticle physics | dark matter | Galaxies | Computer simulation | Merging | Deceleration | Stars & galaxies | Scattering cross sections | Evaporation | Offsets | Galactic clusters | Momentum transfer | Particle physics | Cross-sections | Momentum transfer cross section | Dependence

Galaxies: clusters: general | Dark matter | Astroparticle physics | OFFSETS | CORES | galaxies: clusters: general | DWARF GALAXIES | CDM | COSMOLOGICAL SIMULATIONS | INTERACTION CROSS-SECTION | ASTRONOMY & ASTROPHYSICS | MASS | CONSTRAINTS | CLUSTER | astroparticle physics | dark matter | Galaxies | Computer simulation | Merging | Deceleration | Stars & galaxies | Scattering cross sections | Evaporation | Offsets | Galactic clusters | Momentum transfer | Particle physics | Cross-sections | Momentum transfer cross section | Dependence

Journal Article