Browsing FEF, Fizik Bölümü, Makale Koleksiyonu by Author "Azizi, Kazem"
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Decay widths of the excited Omega(b) baryons
Agaev, Shahin S.; Azizi, Kazem; Sundu, Hayriye (American Physical Society, 201711)The LHCb Collaboration recently observed five narrow Omega(0)(c) resonances and measured their masses and widths through the decays Omega(0)(c) > Xi(+)(c) K. Motivated by this discovery, and also by the fact that the ... 
Decuplet baryons in a hot medium
Azizi, Kazem; Bozkır, G. (European Physical Journal C, 2016)The thermal properties of the light decuplet baryons are investigated in the framework of the thermal QCD sum rules. In particular, the behavior of the mass and residue of the Delta, Sigma*, Xi*, and Omega baryons with ... 
Diagonal and transition magnetic moments of negative parity heavy baryons in QCD sum rules
Aliev, Takhmasib M.; Azizi, Kazem; Barakat, Thabit; Savcı, Mustafa (American Physical Society, 20150806)Diagonal and transition magnetic moments of the negative parity, spin1/2 heavy baryons are studied in the framework of the light cone QCD sum rules. By constructing the sum rules for different Lorentz structures, the ... 
Doublelepton polarization asymmetries and branching ratio in B > K0(*)(1430)l(+)l() transition from universal extra dimension model
Şirvanlı, Berrin Belma; Azizi, Kazem; İpekoğlu, Yusuf (Springer, 201101)We investigate the B > K0(*)(1430)l(+)l() transition in the ApplequistChengDobrescu model in the presence of a universal extra dimension. In particular, we calculate double lepton polarization asymmetries and branching ... 
Doublelepton polarization asymmetries and branching ratio of the B > gamma l(+)l() transition in universal extra dimension
Azizi, Kazem; Pak, Namık Kemal; Şirvanlı, Berrin Belma (Springer, 201202)We study the doublelepton polarization asymmetries and single and doublelepton polarization forwardbackward asymmetries of the rare b ! s‘þ‘ mode within the standard model and in the AppelquistChengDobrescu model, ... 
The doubly charmed pseudoscalar tetraquarks Tcc(;(s)overbar(s)overbar)++ and Tcc(;(d)overbar<)(s()over bar)>(++)
Ağaev, Shahin S.; Azizi, Kazem; Barsbay, Birten; Sundu, Hayriye (Elsevier, 201902)The mass and coupling of the doubly charmed J(P) = 0() diquarkantidiquark states Tcc (s) over bar(s) over bar(++) and Tcc;(d) over bar<(s)over (++)(bar)(>) that bear two units of the electric charge are calculated by ... 
Doubly heavy spin1/2 baryon spectrum in QCD
Aliev, Takhmasib M.; Azizi, Kazem; Savcı, Mustafa (Elsevier, 20121201)We calculate the mass and residue of the heavy spin1/2 baryons containing two heavy h or c quarks in the framework of QCD sum rules. We use the most general form of the interpolating current in its symmetric and antisymmetric ... 
Electric quadrupole and magnetic octupole moments of the light decuplet baryons within light cone QCD sum rules
Aliev, Takhmasib M.; Azizi, Kazem; Savcı, Mustafa (Elsevier, 20091102)The electric quadrupole and magnetic octupole moments of the light decuplet baryons are calculated in the framework of the light cone QCD sum rules. The obtained nonvanishing values for the electric quadrupole and magnetic ... 
Electromagnetic form factors of octet baryons in QCD
Aliev, Takhmasib M.; Azizi, Kazem; Savcı, Mustafa (Elsevier, 20130610)The electromagnetic form factors of octet baryons are estimated within light cone QCD sum rules method, using the most general form of the interpolating current for baryons. A comparison of our predictions on the magnetic ... 
The electromagnetic multipole moments of the charged openflavor Z((c)overbarq) states
Azizi, Kazem; Özdem, Ulaş (IOP Publishing, 201805)The electromagnetic multipole moments of the openflavor Z (c) over barq states are investigated by assuming a diquarkantidiquark picture for their internal structure and quantum numbers J(PC) = 1(+) for their spinparity. ... 
Electromagnetic multipole moments of the Pc(+) (4380) pentaquark in lightcone QCD
Özdem, Ulaş; Azizi, Kazem (Springer, 201805)We calculate the electromagnetic multipole moments of the Pc(+) (4380) pentaquark by modeling it as the diquarkdiquarkantiquark and D* Sigma(c) molecular state with quantum numbers J(P) = 3/2(). In particular, the ... 
The electromagnetic multipole moments of the possible charmstrange pentaquarks in lightcone QCD
Azizi, Kazem; Özdem, Ulaş (Springer, 201809)We investigate the electromagnetic properties of possible charmstrange pentaquarks in the framework of the lightcone QCD sum rule using the photon distribution amplitudes. In particular, by calculating the corresponding ... 
Exclusive Ds > (eta, eta ')l nu decays in lightcone QCD
Azizi, Kazem; Khosravi, Reza; Falahati, F. (IOP Publishing, 201109)Probing the (s) over bars content of the eta and eta' mesons and considering mixing between these states as well as gluonic contributions, the form factors responsible for semileptonic Ds > (eta, eta')l nu transitions ... 
Exploring the electromagnetic form factors of the scalar K0(*)(1430), f(0)(1500) and a(0)(1450) mesons in lightcone sum rules
Azizi, Kazem; Rostami, S. (American Physical Society, 20130528)We calculate the electromagnetic form factors of the scalar K0(*)(1430), f(0)(1500) and a(0)(1450) mesons by considering them as regular quarkantiquark states and using their distribution amplitudes within the lightcone ... 
Exploring the resonances X(4140) and X(4274) through their decay channels
Agaev, Shahin S.; Azizi, Kazem; Sundu, Hayriye (American Physical Society, 20170606)Investigation of the resonances X(4140) and X(4274), which were recently confirmed by the LHCb Collaboration [1], is carried out by treating them as the color triplet and sextet [cs] [(c) over bar (s) over bar] diquarkantidiquark ... 
Exploring X(5568) as a meson molecule
Agaev, Shahin S.; Azizi, Kazem; Sundu, Hayriye (Springer Verlag, 201610)The parameters, i.e. the mass and current coupling of the exotic X(5568) state observed by the D0 Collaboration as well as the decay width of the process X→B0sπ+X→Bs0π+ , are explored using the BK¯¯¯¯¯BK¯ molecule ... 
FCNC transitions of Lambda(b,c) to nucleon in SM
Azizi, Kazem; Bayar, Melahat; Saraç, Yasemin; Sundu, Hayriye (IOP Publishing, 201011)We provide a comprehensive study of semileptonic flavorchanging neutral current transitions for Lambda(b) > nl(+) l() and Lambda(c) > pl(+) l() in the context of light cone QCD sum rules. Using the most general form ... 
Flavorchanging neutral currents transition of the Sigma(Q) to nucleon in full QCD and heavy quark effective theory
Azizi, Kazem; Bayar, Melahat; Zeyrek, Mehmet T. (IOP Publishing, 201008)The looplevel flavorchanging neutral currents transitions of the Sigma(b) > nl(+)l() and Sigma(c) > pl(+)l() are investigated in full QCD and heavy quark effective theory in the light cone QCD sum rules approach. ... 
Forwardbackward asymmetry, branching ratio and rate difference between electron and muon channels of B > K1(K*)l(+)l() transition in supersymmetric models
Bashiry, Vali; Azizi, Kazem (Springer, 201001)The mass eigen states K1(1270) and K1(1400) are mixture of the strange members of two axialvector SU(3) octet, P3(1)(K1(A)) and P1(1)(K1(B)). Taking into account this mixture, the forwardbackward asymmetry(A(FB)), ... 
G(Sigma Q Sigma Q pi) coupling constant via light cone QCD sum rules
Azizi, Kazem; Bayar, Melahat; Özpineci, Altuğ; Saraç, Yasemin (American Physical Society, 20101011)Using the most general form of the interpolating currents, the coupling constants g(Sigma b Sigma b pi) and g(Sigma c Sigma c pi) are calculated within the light cone QCD sum rules approach. It is found that g(Sigma c Sigma ...