Results 81 to 90 of about 48,623 (264)

A Possible Resolution of the Strange Quark Polarization Puzzle ?

open access: yes, 2011
The strange quark polarization puzzle, i.e. the contradiction between the negative polarized strange quark density obtained from analyses of inclusive DIS data and the positive values obtained from combined analyses of inclusive and semi-inclusive SIDIS ...
Alexander V. Sidorov   +3 more
core   +1 more source

The crystallography of strange quark matter [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 2006
Cold three-flavor quark matter at large (but not asymptotically large) densities may exist as a crystalline color superconductor. We explore this possibility by calculating the gap parameter Delta and free energy Omega(Delta) for possible crystal structures within a Ginzburg-Landau approximation, evaluating Omega(Delta) to order Delta^6.
Rajagopal, Krishna, Sharma, Rishi
openaire   +2 more sources

Meanings of Autistic Rituals and Routines: Using Personal Explanations Written by Bloggers to Improve Inclusion

open access: yesDiversity &Inclusion Research, Volume 2, Issue 3, July 2025.
ABSTRACT Rituals and routines are used to define autism. However, descriptions that come from diagnostic manuals exclude many people from being recognised as autistic initially, and exclude others from owning a positive autistic identity. Different examples and descriptions of these behaviours are missing from clinical guidelines.
Stephanie Petty, Amy Cantwell
wiley   +1 more source

A Three-Flavor AdS/QCD Model with a Back-Reacted Geometry

open access: yes, 2007
A fully back-reaction geometry model of AdS/QCD including the strange quark is described. We find that with the inclusion of the strange quark the impact on the metric is very small and the final predictions are changed only negligibly.Comment: 10 pages,
C. Csáki   +9 more
core   +1 more source

Seeding of Strange Matter with New Physics [PDF]

open access: yes, 1997
At greater than nuclear densities, matter may convert into a mixture of nucleons, hyperons, dibaryons, and strangelets, thus facilitating the formation of strange matter even before the onset of the quark-matter phase transition.
Ernest Ma   +5 more
core   +2 more sources

Exercise echocardiography for improved assessment of diastolic filling dynamics

open access: yesExperimental Physiology, Volume 110, Issue 6, Page 809-820, 1 June 2025.
Abstract During exercise stress, heart rate (HR) increases to support cardiac output, which also reduces ventricular filling time. Although echocardiography is widely used to assess cardiac function, studies display conflicting data on the dynamic changes in the healthy trained and untrained heart during rest and acute exercise stress. To address these
Mads Fischer   +8 more
wiley   +1 more source

An Algebraic Roadmap of Particle Theories

open access: yesAnnalen der Physik, Volume 537, Issue 4, April 2025.
Algebraic models of particle physics are often met with recurring obstacles. An ideal algebraic model should ‘1e conform to the Coleman‐Mandula theorem, ‘2e evade familiar fermion doubling problems, ‘3e naturally explain the Standard Model's chirality, ‘4e exclude B‐L gauge symmetry at low energy, and ‘5e explain the existence of three generations ...
Nichol Furey
wiley   +1 more source

Isentropic thermodynamics in the PNJL model

open access: yes, 2009
We discuss the isentropic trajectories on the QCD phase diagram in the temperature and the quark chemical potential plane using the Nambu--Jona-Lasinio model with the Polyakov loop coupling (PNJL model).
C. DeTar   +3 more
core   +1 more source

An Interview With Peter Rousseeuw

open access: yesInternational Statistical Review, Volume 93, Issue 1, Page 1-17, April 2025.
Summary Peter J. Rousseeuw is a statistician known mainly for his work on robust statistics and cluster analysis. Among his creations are least trimmed squares regression, the minimum covariance determinant estimator, the partitioning around medoids clustering method and the silhouettes graphical display.
Mia Hubert
wiley   +1 more source

Visible GeV ALP from TeV Vector‐Like Leptons

open access: yesFortschritte der Physik, Volume 73, Issue 3, March 2025.
Abstract A model is presented where a GeV axion‐like‐particle (ALP) is predicted in a large portion of the parameter space due to the presence of explicit Peccei–Quinn (PQ) symmetry‐breaking terms in an exotic leptonic sector. The latter provides a solution to the muon g−2$g-2$ anomaly, within the framework of the Linear Seesaw neutrino mechanism.
Arturo de Giorgi   +2 more
wiley   +1 more source

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