Yazar "Sundu, Hayriye" için listeleme

Analyses of gD*sDK and gB*sBK vertices in QCD sum rules
Süngü, Jale Yılmazkaya; Sundu, Hayriye; Azizi, Kazem (IOP Publishing, 2012)The coupling constants g D*sDK and g B*sBK are calculated in the framework of QCD sum rules. We evaluate the correlation functions of these vertices considering both D(B) and K mesons offshell and obtain the results as g ... 
Analysis of Ds*DK1 (Bs*BK1) coupling constants within QCD sum rules
Yinelek, Neşe; Süngü, Jale Yılmazkaya; Sundu, Hayriye; Azizi, Kazem (IOP Publishing, 2012)We compute the strong coupling constants for D*sDK1 and B*sBK1 vertices within the QCD sum rules. The coupling constants are calculated for both D(B) and K1 offshell mesons. 
Analysis of the semileptonic transition of heavy Xi(Q) baryon to Xi baryon in Light Cone QCD Sum Rules
Saraç, Yasemin; Azizi, Kazem; Sundu, Hayriye (Elsevier, 201312)This study presents the analysis of form factor calculations of semileptonic transitions of heavy baryons via light cone QCD sum rules. The work covers the semileptonic transitions of the Xi(b) and Xi(c) baryons. The form ... 
Analysis of the strong D2* (2460)(0) > D+ pi() and Ds2*(2573)(+) > D+ K0 transitions via QCD sum rules
Azizi, Kazem; Saraç, Yasemin; Sundu, Hayriye (Springer, 20141021)The strong D2* (2460)(0) > D+ pi() and Ds2* (2573)(+) > D+ K0 transitions are analyzed via threepoint QCD sum rules. First we calculate the corresponding strong coupling constants g(D2)*D pi and g(Ds2)*DK. Then we ... 
Bc Meson at Finite Temperature
Veliev, Elşen Veli; Azizi, Kazem; Sundu, Hayriye; Akşit, Nurcan (Elsevier, 2011)In the present work, we investigate properties of Bc meson in the basis of thermal QCD sum rules. The annihilation and scattering parts of spectral density are calculated in the lowest order of perturbation theory. Taking ... 
Decay constants of heavy vector mesons at finite temperature
Türkan, Arzu; Veliev, Elşen Veli; Azizi, Kazem; Sundu, Hayriye; Kaya, Gülşah (IOP Publishing, 2012)This study deals with determination of the decay constants of heavy vector mesons in the framework of the thermal QCD sum rules. We calculate both thermal spectral density and nonperturbative contributions taking into ... 
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 ... 
g DsDK*0 and g BsDK*0 coupling constants in QCD sum rules
Şahin, Suhap; Sundu, Hayriye; Azizi, Kazem (IOP Publishing, 2012)In the present study, we calculate the strong coupling constants g DsDK* 0(800) and g BsDK* 0(800) within the threepoint QCD sum rules approach. We evaluate the correlation function of the considered vertices taking into ... 
gD(s)*DK*(892) and gB(s)*BK*(892) coupling constants in QCD sum rules
Azizi, Kazem; Sundu, Hayriye (IOP Publishing, 201104)The coupling constants gD*(s) DK*(892) and gB*sBK*(892) are calculated in the framework of threepoint QCD sum rules. The correlation functions responsible for these coupling constants are evaluated considering contributions ... 
Impact of finite density on spectroscopic parameters of decuplet baryons
Azizi, Kazem; Er, Nuray; Sundu, Hayriye (American Physical Society, 201612)The decuplet baryons, Δ, Σ∗, Ξ∗, and Ω, are studied in nuclear matter by using the inmedium QCD sum rules. By fixing the threemomentum of the particles under consideration at the rest frame of the medium, the negative ... 
Inmedium properties of b and d mesons
Sundu, Hayriye; Azizi, Kazem; Er, Nuray (EDP Sciences, 20141124)The shifts in the masses and decay constants of B and D mesons in nuclear medium are calculated in the frame work of QCD sum rules. The results obtained are compared with the existing theoretical predictions. 
Investigation of heavyheavy pseudoscalar mesons in thermal QCD sum rules
Veliev, Elşen Veli; Azizi, Kazem; Sundu, Hayriye; Akşit, Nurcan (IOP Publishing, 201201)We investigate the mass and decay constant of the heavyheavy pseudoscalar, B(c), eta(c) and eta(b) mesons in the framework of finitetemperature QCD sum rules. The annihilation and scattering parts of spectral density are ... 
Investigation of the Bc > chi(c2)l((nu)over bar)() transition via QCD sum rules
Azizi, Kazem; Saraç, Yasemin; Sundu, Hayriye (Springer, 20131113)We calculate the transition form factors of the semileptonic in the framework of QCD sum rules taking into account the twogluon condensate corrections. Using the obtained results of form factors we estimate the decay ... 
Investigation of the D (s) (*) Ds eta ((')) and B (s) (*) Bs eta ((')) vertices via QCD sum rules
Yazıcı, Enis; Veliev, Elşen Veli; Azizi, Kazem; Sundu, Hayriye (Springer, 20131014)The strongcoupling constants among mesons are very important quantities as they can provide useful information on the nature of strong interaction among hadrons as well as the QCD vacuum. In this article, we investigate ... 
Investigation of the D*s2(2573)+D+K0 vertex via QCD sum rules
Saraç, Yasemin; Azizi, Kazem; Sundu, Hayriye (IOP Publishing, 20141208)In this work the D∗s2(2573)+D+K0 vertex is studied and the coupling constant corresponding to the D∗s2(2573)+ D+K0 transition is calculated. The calculation is performed using three point QCD sum rules method and the value ... 
Investigation of the semileptonic transition of the B into the orbitally excited charmed tensor meson
Azizi, Kazem; Sundu, Hayriye; Şahin, Sinem (American Physical Society, 20130809)The transition form factors of the semileptonic B > D2*(2460)l (nu) over bar (l = tau, mu, e) decay channel are calculated within the framework of the three point QCD sum rules. The fit functions of the form factors are ... 
Light cone QCD sum rules study of the semileptonic heavy Xi(Q) and Xi(Q)' transitions to Xi and Sigma baryons
Azizi, Kazem; Saraç, Yasemin; Sundu, Hayriye (Springer, 20120120)The semileptonic decays of heavy spin1/2, Xi(b(c)) and Xi(b(c))' baryons to the light spin1/2, Xi and S baryons are investigated in the framework of light cone QCD sum rules. In particular, using the most general form ... 
Mass and mesoncurrent coupling constant of the tensor D2*(2460)
Sundu, Hayriye; Azizi, Kazem (Springer, 201206)We calculate the mass and mesoncurrent coupling constant of the D2*(2460) tensor meson in the framework of QCD sum rules. The obtained result on the mass is compatible with the experimental data. 
Mesons spectral functions at finite temperature
Veli, Elşen; Azizi, Kazem; Sundu, Hayriye; Kaya, Gülşah; Akşit, Nurcan (IOP Publishing, 2012)We investigate the thermal spectral densities for (pseudo)scalar and vector currents in the framework of the real time formalism when mass of two quarks are different. Such spectral densities are necessary for the ...