English
Related papers

Related papers: Single Transverse-Spin Asymmetry in Open Charm Pro…

200 papers

We discuss the single transverse-spin asymmetry (SSA) to be observed in the $D$-meson production with large transverse-momentum in semi-inclusive deep inelastic scattering, $e p^\uparrow \rightarrow e D X$. This contribution is embodied as…

High Energy Physics - Phenomenology · Physics 2013-05-30 Hiroo Beppu , Yuji Koike , Kazuhiro Tanaka , Shinsuke Yoshida

We study the single spin asymmetry (SSA) induced by purely gluonic correlation inside a nucleon, in particular, by the three-gluon correlation functions in the transversely polarized nucleon, $p^\uparrow$. This contribution is embodied as a…

High Energy Physics - Phenomenology · Physics 2015-05-20 Hiroo Beppu , Yuji Koike , Kazuhiro Tanaka , Shinsuke Yoshida

We study the single-transverse spin asymmetry for open charm production in the semi-inclusive lepton-hadron deep inelastic scattering. We calculate the asymmetry in terms of the QCD collinear factorization approach for $D$ mesons at high…

High Energy Physics - Phenomenology · Physics 2008-11-26 Zhong-Bo Kang , Jian-Wei Qiu

We study the single transverse-spin asymmetry for open charm production in the semi-inclusive lepton-hadron deep inelastic scattering (SIDIS) and $pp$ collision. Within collinear factorization approach, we find that the asymmetry is…

High Energy Physics - Phenomenology · Physics 2009-08-24 Zhong-Bo Kang , Jian-Wei Qiu

We analyze the single transverse-spin asymmetry (SSAs) for inclusive hadron production in the $pp$ collision at RHIC based on the twist-3 mechanism in QCD. As an origin of SSAs, we take into account of all kinds of pole contributions…

High Energy Physics - Phenomenology · Physics 2014-11-21 Koichi Kanazawa , Yuji Koike

We study the single spin asymmetry (SSA) for the pion production with large transverse momentum p_T in semi-inclusive deep inelastic scattering $ep^\uparrow\to e\pi X$. We derive the twist-3 cross section formula for SSA, focussing on the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hisato Eguchi , Yuji Koike , Kazuhiro Tanaka

We present our recent analysis on the transverse single-spin asymmetry (SSA) in inclusive pion and direct-photon production in pp collisions for RHIC kinematics. The analysis includes the contributions from twist-3 quark-gluon-quark…

High Energy Physics - Phenomenology · Physics 2015-09-28 Koichi Kanazawa , Andreas Metz , Yuji Koike , Daniel Pitonyak

We discuss the single-spin asymmetry in semi-inclusive DIS, $e p^\uparrow \to e \pi X$, based on the twist-3 mechanism in the collinear factorization relevant for the pion production with the large transverse-momentum. This updates our…

High Energy Physics - Phenomenology · Physics 2009-07-17 Yuji Koike , Kazuhiro Tanaka

We study the single spin asymmetry (SSA) for the pion production in semi-inclusive deep inelastic scattering, $ep^\uparrow\to e\pi X$, in the framework of the collinear factorization. We derive the complete cross section formula associated…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hisato Eguchi , Yuji Koike , Kazuhiro Tanaka

We calculate the single transverse-spin asymmetry for open charm production in $pp$ collisions within the QCD collinear factorization approach. We include contributions from both twist-three quark-gluon and tri-gluon correlation functions.…

High Energy Physics - Phenomenology · Physics 2008-12-30 Zhong-Bo Kang , Jian-Wei Qiu , Werner Vogelsang , Feng Yuan

We find a novel mechanism for generating transverse single-spin asymmetry (SSA) in semi-inclusive deep inelastic scattering, distinct from the known ones which involve the Sivers and Collins functions, or their collinear twist-three…

High Energy Physics - Phenomenology · Physics 2019-11-27 Sanjin Benic , Yoshitaka Hatta , Hsiang-nan Li , Dong-Jing Yang

In the present study we are interested in the Sivers effect in process $p^{\uparrow}p\to DX$. We calculate the transverse single-spin asymmetry (TSSA) of $D$-meson production within two phenomenological models, namely the Generalized Parton…

High Energy Physics - Phenomenology · Physics 2023-07-12 Anton Karpishkov , Vladimir Saleev

Establishing the twist-3 formalsim for the single transverse spin asymmetry, we present a complete single-spin-dependent cross section for SIDIS, $ep^\uparrow\to e\pi X$, associated with the twist-3 distribution for the transversely…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hisato Eguchi , Yuji Koike , Kazuhiro Tanaka

Within the collinear twist-3 framework, we study the single-spin asymmetry (SSA) in collisions between unpolarized protons and transversely polarized protons with focus on the fragmentation term. The fragmentation mechanism must be analyzed…

High Energy Physics - Phenomenology · Physics 2016-10-05 A. Metz , D. Pitonyak

We study the transverse single-spin asymmetry with a $\sin\phi_S$ modulation in semi-inclusive deep inelastic scattering. Particularly, we consider the case in which the transverse momentum of the final state hadron is integrated out. Thus,…

High Energy Physics - Phenomenology · Physics 2016-04-13 Xiaoyu Wang , Zhun Lu

We present our results for the twist-3 gluon contribution to the single transverse-spin asymmetry(SSA) in $J/\psi$ production in proton-proton collisions. Although the data were reported by the RHIC experiment more than a decade ago, a…

High Energy Physics - Phenomenology · Physics 2026-05-20 Longjie Chen , Shinsuke Yoshida

In this paper we study the single spin asymmetry $A_{UT}^{\sin(\phi_h-\phi_S)}$ of a single hadron production in semi-inclusive deep inelastic scattering (SIDIS) within the framework of transverse momentum dependent (TMD) factorization up…

High Energy Physics - Phenomenology · Physics 2020-04-22 Xuan Luo , Hao Sun

We derive the complete twist-3 single-spin-dependent cross section for semi-inclusive DIS, $ep^\uparrow\to e\pi X$, associated with the complete set of the twist-3 quark-gluon correlation functions in the transversely polarized nucleon,…

High Energy Physics - Phenomenology · Physics 2009-08-24 Yuji Koike , Kazuhiro Tanaka

We study the single spin asymmetry (SSA) for the D-meson production $A_N^D$ in the $pp$ collision, $p^\uparrow p\to DX$, in the framework of the collinear factorization. Since the charm quark is mainly produced through the $c\bar{c}$-pair…

High Energy Physics - Phenomenology · Physics 2015-03-17 Yuji Koike , Shinsuke Yoshida

We present a new analysis for the single-transverse spin asymmetry (SSA) for the inclusive pion and kaon productions in the proton-proton collisions measured at RHIC. The framework we use is the collinear factorization in which SSA appears…

High Energy Physics - Phenomenology · Physics 2015-05-20 Koichi Kanazawa , Yuji Koike
‹ Prev 1 2 3 10 Next ›