Results 151 to 160 of about 20,433 (280)

Heavy Quarkonium Hybrids [PDF]

open access: yesNuclear and Particle Physics Proceedings, 2018
We report on a recent investigation on heavy quarkonium hybrids that goes beyond the usual Born-Oppenheimer approximation by including not only the mixing between nearby hybrid states but also the mixing with quarkonium states. We use a systematic effective field theory framework based on NRQCD together with lattice QCD inputs.
openaire   +3 more sources

Two-loop O(ϵ) term of 1/(mr2) heavy quarkonium potential

open access: yesPhysics Letters B
As a straightforward application of the recently calculated two-loop heavy quarkonium Hamiltonian, we evaluate the two-loop O(ϵ) term of the 1/(mr2) heavy quarkonium potential.
Yukinari Sumino
doaj   +1 more source

The role of multi-parton interactions in doubly-heavy hadron production. [PDF]

open access: yesEur Phys J C Part Fields, 2022
Egede U   +4 more
europepmc   +1 more source

Hadronic transitions among quarkonium states in a soft-exchange-approximation. Chiral breaking and spin symmetry breaking processes [PDF]

open access: green, 1993
R. Casalbuoni   +5 more
openalex   +1 more source

FKS subtraction for quarkonium production at NLO

open access: yesJournal of High Energy Physics
We extend the local infrared-divergence subtraction formalism, originally proposed by Frixione, Kunszt and Signer (FKS), to calculate short-distance (differential) cross section for any inclusive process involving a quarkonium particle in non ...
Ajjath A H, Hua-Sheng Shao, Lukas Simon
doaj   +1 more source

STAR heavy-ion highlights

open access: yesEPJ Web of Conferences, 2016
Parton energy loss, quarkonium sequential melting and particle production from electromagnetic interactions are tools to study Quark Gluon Plasma properties.
Rusnakova Olga
doaj   +1 more source

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