TMD handbook

R Boussarie, M Burkardt, M Constantinou… - arxiv preprint arxiv …, 2023‏ - arxiv.org
This handbook provides a comprehensive review of transverse-momentum-dependent
parton distribution functions and fragmentation functions, commonly referred to as …

[HTML][HTML] Mining for gluon saturation at colliders

A Morreale, F Salazar - Universe, 2021‏ - mdpi.com
Quantum chromodynamics (QCD) is the theory of strong interactions of quarks and gluons
collectively called partons, the basic constituents of all nuclear matter. Its non-abelian …

Quark and gluon helicity evolution at small x: revised and updated

F Cougoulic, YV Kovchegov, A Tarasov… - Journal of High Energy …, 2022‏ - Springer
A bstract We revisit the problem of small Bjorken-x evolution of the gluon and flavor-singlet
quark helicity distributions in the shock wave (s-channel) formalism. Earlier works on the …

Unified description of DGLAP, CSS, and BFKL evolution: TMD factorization bridging large and small

S Mukherjee, VV Skokov, A Tarasov, S Tiwari - Physical Review D, 2024‏ - APS
This paper introduces a transverse-momentum dependent (TMD) factorization scheme
designed to unify both large and small Bjorken-x regimes. We compute the next-to-leading …

Single inclusive hadron production in DIS at small x: next to leading order corrections

F Bergabo, J Jalilian-Marian - Journal of High Energy Physics, 2023‏ - Springer
A bstract We calculate the one-loop corrections to single inclusive hadron production in
Deep Inelastic Scattering (DIS) at small x in the forward rapidity region using the Color Glass …

One-loop corrections to dihadron production in DIS at small

F Bergabo, J Jalilian-Marian - Physical Review D, 2022‏ - APS
We calculate the one-loop corrections to dihadron production in deep inelastic scattering
(DIS) at small x using the color glass condensate formalism. We show that all UV and soft …

Probing quark transverse momentum distributions in the color glass condensate: Quark-gluon dijets in deep inelastic scattering at next-to-eikonal accuracy

T Altinoluk, N Armesto, G Beuf - Physical Review D, 2023‏ - APS
We study the production, in deep inelastic scattering at high energy, of a quark-gluon dijet
induced by t-channel quark exchange with the target, which goes beyond the eikonal …

DIS dijet production at next-to-eikonal accuracy in the CGC

T Altinoluk, G Beuf, A Czajka, A Tymowska - Physical Review D, 2023‏ - APS
We compute dijet production in deep inelastic scattering at low x in the dipole formalism at
next-to-eikonal accuracy. We calculate the contributions induced by single photon exchange …

Helicity evolution at small x

YV Kovchegov, D Pitonyak, MD Sievert - Journal of High Energy Physics, 2016‏ - Springer
A bstract We construct small-x evolution equations which can be used to calculate quark and
anti-quark helicity TMDs and PDFs, along with the g 1 structure function. These evolution …

Quark and scalar propagators at next-to-eikonal accuracy in the CGC through a dynamical background gluon field

T Altinoluk, G Beuf - Physical Review D, 2022‏ - APS
We revisit the calculation of quark and scalar propagators in a gluon background field at
next-to-eikonal accuracy, which will provide the first power correction to scattering processes …