Zobrazeno 1 - 10
of 20
pro vyhledávání: '"S. S. Agaev"'
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:
Journal of High Energy Physics, Vol 2022, Iss 6, Pp 1-22 (2022)
Abstract The mass, current coupling, and width of the doubly charmed four-quark meson T cc + $$ {T}_{cc}^{+} $$ are explored by treating it as a hadronic molecule M cc + ≡ D 0 D ∗ + $$ {M}_{cc}^{+}\equiv {D}^0{D}^{\ast +} $$ . The mass and curren
Externí odkaz:
https://doaj.org/article/6b034e2b2d954688b585bce05d08b3c8
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 79, Iss 9, Pp 1-10 (2019)
Abstract We study semileptonic decays of the scalar tetraquark $$Z_{bc;\overline{u} \overline{d}}^{0}$$ Zbc;u¯d¯0 to final states $$T_{bs;\overline{u}\overline{d} }^{-}e^{+}\nu _{e}$$ Tbs;u¯d¯-e+νe and $$T_{bs;\overline{u}\overline{d}}^{-}\mu
Externí odkaz:
https://doaj.org/article/2585005196684294ad567f93b3256b92
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 79, Iss 3, Pp 1-14 (2019)
Abstract The mass, coupling and width of the newly observed charged resonance $$ Z_{c}^{-}(4100)$$ Zc-(4100) are calculated by treating it as a scalar four-quark system with a diquark–antidiquark structure. The mass and coupling of the state $$ Z_{
Externí odkaz:
https://doaj.org/article/67ea4b9d1ff74db0af29798787ef2184
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 78, Iss 2, Pp 1-14 (2018)
Abstract The spectroscopic parameters and decay channels of the doubly charged scalar, pseudoscalar and axial-vector charm–strange tetraquarks $$Z_{ \overline{c}s}=[sd][\overline{u} \overline{c}]$$ Zc¯s=[sd][u¯c¯] are explored within framework o
Externí odkaz:
https://doaj.org/article/8e9833973e0f464cbeb034ed0598c0ff
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 77, Iss 12, Pp 1-12 (2017)
Abstract The resonance $$Z_b(10610)$$ Z b ( 10610 ) is investigated as the diquark–antidiquark $$ Z_b=[bu][\overline{bd}]$$ Z b = [ b u ] [ bd ¯ ] state with spin–parity $$J^{P}=1^{+}$$ J P = 1 + . The mass and current coupling of the resonance
Externí odkaz:
https://doaj.org/article/2c3b475249fb486c80c05d3daeca0d4d
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 77, Iss 6, Pp 1-11 (2017)
Abstract The masses and pole residues of the ground and first radially excited $$ \Omega _c^{0}$$ Ω c 0 states with spin–parities $$J^{P}=1/2^{+},\,3/2^{+}$$ J P = 1 / 2 + , 3 / 2 + , as well as P-wave $$\Omega _c^{0}$$ Ω c 0 with $$J^{P}=1/2^{-}
Externí odkaz:
https://doaj.org/article/bbb8267257964433a4009a257d0d1e62
Publikováno v:
European Physical Journal C: Particles and Fields, Vol 77, Iss 5, Pp 1-11 (2017)
Abstract The charged axial-vector $$J^{P}=1^{+}$$ J P = 1 + tetraquarks $$Z_{q}=[cq][\bar{b} \bar{q} ]$$ Z q = [ c q ] [ b ¯ q ¯ ] and $$Z_{s}=[cs][\bar{b} \bar{s}]$$ Z s = [ c s ] [ b ¯ s ¯ ] with the open charm-bottom contents are studied in th
Externí odkaz:
https://doaj.org/article/0601322b8b924bce8af2fd0308372463
Publikováno v:
Physical Review D. 107