Search Results - "Navarra, Fernando"

New charmonium states in QCD sum rules: A concise review by Nielsen, Marina, Navarra, Fernando S., Lee, Su Houng

“…In the past years there has been a revival of hadron spectroscopy. Many interesting new hadron states were discovered experimentally, some of which do not fit…”
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QCD sum rules study of the meson Z+(4430) by Lee, Su Houng, Mihara, Antonio, Navarra, Fernando S., Nielsen, Marina

“…We use QCD sum rules to study the recently observed meson Z+(4430), considered as a D∗D1 molecule with JP=0−. We consider the contributions of condensates up…”
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QCD sum rule approach for the light scalar mesons as four-quark states by Brito, Thiago V., Navarra, Fernando S., Nielsen, Marina, Bracco, Mirian E.

“…We study the two point-function for the scalar mesons σ, κ, f0(980) and a0(980) as diquak–antidiquark states. We also study the decays of these mesons into ππ,…”
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The structure of f0(980) from charmed mesons decays by Bediaga, Ignacio, Navarra, Fernando S, Nielsen, Marina

“…We use the QCD sum rules to evaluate the form factors associated with the semileptonic decays of Ds and D mesons into f0(980). We consider the f0(980) meson as…”
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Exotics from QCD Sum Rules by Nielsen, Marina, Navarra, Fernando S.

“…Many new exotic states in the charmonium mass region were discovered in the last decades by BaBar, Belle, CLEO-c, CDF, DØ, BESIII, LHCb and CMS Collaborations…”
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Factorization breaking of four-quark condensates in the Nambu–Jona-Lasinio model by Braghin, Fabio L., Navarra, Fernando S.

“…We investigate the factorization hypothesis of the four-quark condensate [left angle bracket]qq qq[right angle bracket] = A[left angle bracket]qq[right angle…”
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QCD sum rules study of mesons by Navarra, Fernando S., Nielsen, Marina, Lee, Su Houng

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Studying the nature of the lightest charmed axial mesons via femtoscopy by Abreu, Luciano M, Khemchandani, Kanchan P, Torres, Alberto Martínez, Navarra, Fernando S

“…In this work we discuss how femtoscopic analysis can shed light on the nature of the two lightest axial charmed mesons, denominated as $D_1(2430)$ and…”
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QCD sum rules study of Q Q - ud mesons by NAVARRA, Fernando S, NIELSEN, Marina, SU HOUNG LEE

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QCD sum rules study of Q Q − u ¯ d ¯ mesons by Navarra, Fernando S., Nielsen, Marina, Lee, Su Houng

“…We use QCD sum rules to study the possible existence of Q Q − u ¯ d ¯ mesons, assumed to be a state with J P = 1 + . For definiteness, we work with a current…”
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J/ψ dissociation by pions in QCD by Durães, Francisco O., Lee, Su Houng, Navarra, Fernando S., Nielsen, Marina

“…We compute the J/ψπ→charmed mesons cross section using QCD sum rules. This cross section is important to distinguish the suppression in the production of J/ψ…”
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Multiplicity of the doubly charmed state $T_{cc} ^+$ in heavy-ion collisions by Abreu, Luciano M, Navarra, Fernando S, Vieira, Hildeson P. L

“…Phys. Rev. D 105, 116029 (2022) We study the evolution of the doubly charmed state $T_{cc}^+$ in a hot hadron gas produced in the late stage of heavy-ion…”
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Space–time evolution of the λφ4 model: classical and quantum aspects by Braghin, Fábio L., Navarra, Fernando S.

“…A time dependent variational approach is used to derive the equations of motion for the λφ 4 model. The simultaneous evolution of the quantum fluctuations and…”
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Charged Exotic Charmonium States by Nielsen, Marina, Navarra, Fernando S

“…In this short review we present and discuss all the experimental information about the charged exotic charmonium states, which have been observed over the last…”
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Factorization breaking of four-quark condensates in the Nambu Jona Lasinio model by Braghin, Fabio L, Navarra, Fernando S

“…Phys. Rev. D 91, 074008 (2015) We investigate the factorization hypothesis of the four-quark condensate $\langle q \bar{q} q \bar{q} \rangle = \, A \, \langle…”
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QCD Sum Rules Approach to the $X,~Y$ and $Z$ States by Albuquerque, Raphael M, Dias, Jorgivan M, Khemchandani, K. P, Torres, A. Martinez, Navarra, Fernando S, Nielsen, Marina, Zanetti, Carina M

“…In the past decade, due to the experimental observation of many charmonium-like states, there has been a revival of hadron spectroscopy. In particular, the…”
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Supersymmetry in the Double-Heavy Hadronic Spectrum by Nielsen, Marina, Brodsky, Stanley J, de Téramond, Guy F, Dosch, Hans Günter, Navarra, Fernando S, Zou, Liping

“…Phys. Rev. D 98, 034002 (2018) Relativistic light-front bound-state equations for double-heavy mesons, baryons and tetraquarks are constructed in the framework…”
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Testing the molecular nature of D s 0 ( 2317 ) and D 0 ( 2400 ) in semileptonic B s and B decays by Navarra, Fernando S., Nielsen, Marina, Oset, Eulogio, Sekihara, Takayasu

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Investigating different structures for the X(3872) by Narison, Stephan, Navarra, Fernando S., Nielsen, Marina

“…Using the QCD spectral sum rule approach we investigate different currents with J P C = 1 + + , which could be associated with the X(3872) meson. Our results…”
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Strangeness At Extremes by Tolos, Laura, Cabrera, Daniel, Khemchandani, Kanchan, Martinez-Torres, Alberto, Bratkovskaya, Elena, Aichelin, Joerg, Nielsen, Marina, Navarra, Fernando S

“…We study the properties of strange mesons in vacuum and in the hot nuclear medium within unitarized coupled-channel effective theories. We determine transition…”
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