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Related papers: Strong limits on the DFSZ axion mass with G117-B15…

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We study dimuon events in 2.11/fb of 7 TeV pp collisions, using CMS Open Data, and search for a narrow dimuon resonance with moderate mass (14-66 GeV) and substantial transverse momentum (pT). Applying dimuon pT cuts of 25 GeV and 60 GeV,…

High Energy Physics - Phenomenology · Physics 2019-07-24 Cari Cesarotti , Yotam Soreq , Matthew J. Strassler , Jesse Thaler , Wei Xue

The main virtue of the Inert Doublet Model (IDM) is that one of its spinless neutral bosons can play the role of Dark Matter. Assuming that the additional sources of CP violation are present in the form of higher dimensional operator(s) we…

High Energy Physics - Phenomenology · Physics 2015-06-05 Grzegorz Gil , Piotr Chankowski , Maria Krawczyk

The modification of the single inclusive spectrum of high transverse momentum ($p_T $) pions emanating from an ultra-relativistic heavy-ion collision is investigated. The deconfined sector is modelled using a full three dimensional (3-D)…

Nuclear Theory · Physics 2008-11-26 A. Majumder , C. Nonaka , S. A. Bass

Temporal analysis of INTEGRAL/IBIS data has revealed a 5.7195\pm0.0007 day periodicity in the supergiant fast X-ray transient (SFXT) source AX J1845.0-0433, which we interpret as the orbital period of the system. The new-found knowledge of…

High Energy Astrophysical Phenomena · Physics 2015-06-16 M. E. Goossens , A. J. Bird , S. P. Drave , A. Bazzano , A. B. Hill , V. A. McBride , V. Sguera , L. Sidoli

Improved jet energy scale corrections, based on a data sample corresponding to an integrated luminosity of 19.7 inverse-femtobarns collected by the CMS experiment in proton-proton collisions at a center-of-mass energy of 8 TeV, are…

High Energy Physics - Experiment · Physics 2017-02-28 CMS Collaboration

We discuss the full electroweak one-loop corrections to the decay of the pseudoscalar Higgs boson A^0 into two sfermions within the Minimal Supersymmetric Standard Model. In particular, we consider the sfermions of the third generation,…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. Weber , H. Eberl , W. Majerotto

Results of the long-term monitoring observations of the 6.7 GHz Class II methanol masers associated with the four high-mass star-forming regions by Hitachi 32-m radio telescope are presented. We detected periodic flux variability in…

Astrophysics of Galaxies · Physics 2024-02-28 Yoshihiro Tanabe , Yoshinori Yonekura

We compute the number density of massive Black Holes (BHs) at the centre of galaxies at z=6 in different Dynamical Dark Energy (DDE) cosmologies, and compare it with existing observational lower limits, to derive constraints on the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Alessandra Lamastra , Nicola Menci , Fabrizio Fiore , Cinzia Di Porto , Luca Amendola

We present the improved constraints on couplings of solar axions and more generic bosonic dark matter particles using 737.1 kg-days of data from the CDEX-1B experiment. The CDEX-1B experiment, located at the China Jinping Underground…

A search for the dimuon decay of the Higgs boson was performed using data corresponding to an integrated luminosity of 36.1 fb$^{-1}$ collected with the ATLAS detector in $pp$ collisions at $\sqrt{s}=13$ TeV at the Large Hadron Collider. No…

High Energy Physics - Experiment · Physics 2017-08-16 ATLAS Collaboration

Integrating In-Ga-Zn-oxide (IGZO) channel transistors in silicon-based ecosystems requires the resilience of the channel material to hydrogen treatment. Standard IGZO, containing 40% In (metal ratio) suffers from degradation under forming…

We present final searches of the anomalous gammaWW and ZWW trilinear gauge boson couplings from WW and WZ production using lepton plus dijet final states and a combination with results from Wgamma, WW, and WZ production with leptonic final…

High Energy Physics - Experiment · Physics 2015-06-11 D0 Collaboration

We revisit the joint constraints in the mixed hot dark matter scenario in which both thermally produced QCD axions and relic neutrinos are present. Upon recomputing the cosmological axion abundance via recent advances in the literature, we…

Cosmology and Nongalactic Astrophysics · Physics 2022-09-13 Francesco D'Eramo , Eleonora Di Valentino , William Giarè , Fazlollah Hajkarim , Alessandro Melchiorri , Olga Mena , Fabrizio Renzi , Seokhoon Yun

In this work we revisit the existence of a strong first order electroweak phase transition (SFOEWPT) and recent $m_W$ precision measurement in the Type-I and Type-II 2HDMs. The O(100) GeV new scalars in 2HDMs are favored by SFOEWPT, which…

High Energy Physics - Phenomenology · Physics 2022-10-26 Huayang Song , Wei Su , Mengchao Zhang

We study the effect of higher dimension operators on the electroweak finite temperature phase transition in two sectors of the Standard Model. Firstly, the Higgs-Yukawa sector, consisting of the Higgs doublet and the massive Standard Model…

High Energy Physics - Lattice · Physics 2015-11-19 Oscar Akerlund , Philippe de Forcrand , Jakob Steinbauer

We provide the C++ tool BSMPT for calculating the strength of the electroweak phase transition in extended Higgs sectors. This relies on the loop-corrected effective potential at finite temperature including daisy resummation of the bosonic…

High Energy Physics - Phenomenology · Physics 2019-02-20 Philipp Basler , Margarete Muhlleitner

It is known for some time that the cosmological bound on the invisible axion scale can be avoided by an early phase of strong QCD. While most approaches rely on theories where the strong coupling constant is determined through the…

High Energy Physics - Phenomenology · Physics 2023-05-11 Emmanouil Koutsangelas

Molecular hydrogen absorption in the damped Lyman-alpha system at z = 2.34 towards quasar Q1232+082 is analyzed in order to derive a constraint on a possible temporal variation of the proton-to-electron mass ratio, mu, over cosmological…

Cosmology and Nongalactic Astrophysics · Physics 2017-01-11 M. Daprà , M. van der Laan , M. T. Murphy , W. Ubachs

Among many possibilities, solar axion has been proposed to explain the electronic recoil events excess observed by Xenon1T collaboration, although it has tension with astrophysical observations. The axion couplings, to photon $g_{a\gamma}$…

High Energy Physics - Phenomenology · Physics 2020-11-04 Jin Sun , Xiao-Gang He

Within the relativistic mean-field framework with hadron masses and coupling constants dependent on the mean scalar field we study properties of nuclear matter at finite temperatures, baryon densities and isospin asymmetries relevant for…

Nuclear Theory · Physics 2022-10-12 K. A. Maslov , D. N. Voskresensky
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