Zobrazeno 1 - 10
of 299
pro vyhledávání: '"H. Sund"'
Autor:
M.L. Savage, K. Hay, H. Sundar, R. Maharajan, D.J. Murdoch, K. Latchumanadhas, D.M. Ezhilan, U. Kalaichelvan, R. Denman, I. Ranasinghe, V. Subban, D.L. Walters, A. Mullasari, O.C. Raffel
Publikováno v:
Indian Heart Journal, Vol 76, Iss 4, Pp 254-259 (2024)
Introduction: The incidence of STEMI and subsequent mortality has been reported to be higher in Indian populations compared to developed countries. However, there is limited data directly comparing contemporary primary percutaneous coronary intervent
Externí odkaz:
https://doaj.org/article/b1eca313804349d0ae88e198f129b424
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 84, Iss 7, Pp 1-8 (2024)
Abstract The continuous advancement of experimental techniques and investigations has led to observations of various exotic states in particle physics. Each addition to this family of states not only raises expectations for future discoveries but als
Externí odkaz:
https://doaj.org/article/45b3352ca9374454835af15084613244
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 84, Iss 4, Pp 1-12 (2024)
Abstract $$\Lambda (1405)$$ Λ ( 1405 ) is one of the interesting particles with its unclear structure and distinct properties. It has a light mass compared to its non-strange counterpart, despite the strange quark it carries. This situation puts the
Externí odkaz:
https://doaj.org/article/197f1fe43884410b81ac0ea79e3d79b5
Publikováno v:
Physics Letters B, Vol 856, Iss , Pp 138886- (2024)
The mass and width of the tensor tetraquark T=bbc‾c‾ with spin-parity JP=2+ are calculated in the context of the QCD sum rule method. The tetraquark T is modeled as a diquark-antidiquark state built of components bTCγμb and c‾γνCc‾T with
Externí odkaz:
https://doaj.org/article/ba9c7a47d3f44f22ad8c0f8f3d00e3a0
Publikováno v:
Physics Letters B, Vol 854, Iss , Pp 138711- (2024)
Masses and current couplings of the charmonium and bottomonium hybrids c‾gc and b‾gb with spin-parities JPC=0++,0+−,0−+,0−− and 1++,1+−,1−+,1−− are calculated using QCD two-point sum rule method. Computations are performed by taki
Externí odkaz:
https://doaj.org/article/8fd69fa1ac80418b9622bcf32a627057
Publikováno v:
Physics Letters B, Vol 851, Iss , Pp 138562- (2024)
The fully heavy axial-vector diquark-antidiquark structures bbc‾c‾ are explored by means of the QCD sum rule method. They are modeled as four-quark mesons T1 and T2 composed of bTCσμνγ5b, c‾γνCc‾T and bTCγμγ5b, c‾Cc‾T diquarks, r
Externí odkaz:
https://doaj.org/article/03f31f925cfa42d28c5bd6c59c8d6d4f
Resonance X(7300): excited 2S tetraquark or hadronic molecule $$\chi _{c1}\chi _{c1}$$ χ c 1 χ c 1 ?
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 83, Iss 11, Pp 1-12 (2023)
Abstract We explore the first radial excitation $$X_{\textrm{4c}}^{*}$$ X 4c ∗ of the fully charmed diquark-antidiquark state $$X_{\textrm{4c}}=cc{\overline{c}}{\overline{c}} $$ X 4c = c c c ¯ c ¯ built of axial-vector components, and the hadroni
Externí odkaz:
https://doaj.org/article/6f11bffcfad743fcb863414bb69cab97
Axial-vector and pseudoscalar tetraquarks $$[ud][{\overline{c}}{\overline{s}}]$$ [ u d ] [ c ¯ s ¯ ]
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 83, Iss 3, Pp 1-14 (2023)
Abstract Spectroscopic parameters and widths of the fully open-flavor axial-vector and pseudoscalar tetraquarks $$X_{\textrm{AV}}$$ X AV and $$X_{\textrm{PS}}$$ X PS with content $$[ud][{\overline{c}}{\overline{s}}]$$ [ u d ] [ c ¯ s ¯ ] are calcul
Externí odkaz:
https://doaj.org/article/32350555369846b58f5013d15753555e
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 82, Iss 12, Pp 1-12 (2022)
Abstract The spectroscopic parameters of the heavy-light hybrid mesons with different spin-parities and different quark contents are investigated in the framework of the QCD sum rule method. The mass and current coupling of these states are calculate
Externí odkaz:
https://doaj.org/article/8a9f5309ee6a4ff0bcde284ea6fad0e0
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 82, Iss 10, Pp 1-9 (2022)
Abstract The developments in the experimental facilities and analyses techniques have recently lead to the observation of many hadronic states ranging from excitations of conventional hadrons to various exotic states. The baryons with single heavy qu
Externí odkaz:
https://doaj.org/article/2ef170e106c0420a86a8f445230bca49