Results 101 to 110 of about 384,051 (242)

Heavy-light quarks interactions in QCD vacuum [PDF]

open access: yesarXiv, 2014
QCD vacuum instantons induce very strong interactions between light quarks, which generate large dynamical light quark mass M for initially almost massless quarks and can bound these quarks to produce almost massless pions in accordance with the spontaneous breaking of chiral symmetry (S\chiSB).
arxiv  

Constituent Quarks and Current Quarks [PDF]

open access: yes, 1974
Quarks have been used in hadronic physics both as a constituent model for the hadrons and as a model for their electromagnetic and weak currents.
openaire   +2 more sources

Deciphering the Belle II data on B → Kν ν ¯ $$ B\to K\nu \overline{\nu} $$ decay in the (dark) SMEFT with minimal flavour violation

open access: yesJournal of High Energy Physics
Recently, the Belle II collaboration announced the first measurement of the branching ratio B B + → K + ν ν ¯ $$ \mathcal{B}\left({B}^{+}\to {K}^{+}\nu \overline{\nu}\right) $$ , which is found to be about 2.7σ higher than the Standard Model (SM ...
Biao-Feng Hou   +4 more
doaj   +1 more source

Drag force and heavy quark potential in a rotating background

open access: yesJournal of High Energy Physics
We explored the gravity dual of a rotating quark-gluon plasma by transforming the boundary coordinates of the large black hole limit of Schwarchild-AdS5 metric.
Jun-Xia Chen, De-Fu Hou, Hai-Cang Ren
doaj   +1 more source

The mixed quark-gluon condensate from an effective quark-quark interaction [PDF]

open access: yesPhysics Letters B, 1997
10 pages, no figures, LATEX using elsart.sty, minor corrections in some formulas, some references added, to be published in ...
openaire   +3 more sources

The six-quark structure of long-lived $D$-mesons and $ψ/J$ [PDF]

open access: yesarXiv, 2007
The harmonic quarks are applied to the analysis of quark structures of long-lived $D$-mesons and $\psi/J$. In the harmonic quark model the quarks of long-lived mesons ($\pi^0$, $\pi^\pm$, $K^\pm$, $K^0$, $B^0$, $B^\pm$) are weakly relativistic objects with the excess energy of valent quarks less than 7 MeV.
arxiv  

Safety and Tolerability Study of an Intravenously Administered Small Interfering Ribonucleic Acid (siRNA) Post On-Pump Cardiothoracic Surgery in Patients at Risk of Acute Kidney Injury

open access: yesKidney International Reports, 2017
Patients undergoing on-pump cardiac surgery are at an increased risk of acute kidney injury. QPI-1002, a small interfering ribonucleic acid, is under clinical development for the prevention of acute kidney injury.
Segav Demirjian   +12 more
doaj   +1 more source

Non-hydrodynamic response in QCD-like plasma

open access: yesJournal of High Energy Physics
Quark-gluon plasma’s (QGP) properties at non-hydrodynamic and non-perturbative regimes remain largely unexplored. Here, we examine the response functions describing how a QGP-like plasma responds to initial energy-momentum disturbance in both static and ...
Weiyao Ke, Yi Yin
doaj   +1 more source

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