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About
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Governance
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Visit
People
Management
Faculty
Postdocs
Visiting Scholars
Administration
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Research
Research Groups
Courses
Seminars
Join Us
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Qiuzhen College, Tsinghua University
Yau Mathematical Sciences Center, Tsinghua University (YMSC)
Tsinghua Sanya International  Mathematics Forum (TSIMF)
Shanghai Institute for Mathematics and  Interdisciplinary Sciences (SIMIS)
BIMSA > BIMSA Integrable Systems Seminar Factorization in deep inelastic scattering at Bj\"orken limit: Reduction to (1+1)D integrable models.
Factorization in deep inelastic scattering at Bj\"orken limit: Reduction to (1+1)D integrable models.
Organizers
Andrii Liashyk , Nicolai Reshetikhin , Ivan Sechin , Andrey Tsiganov
Speaker
Hrachya Babujian
Time
Tuesday, April 22, 2025 4:00 PM - 5:00 PM
Venue
A6-101
Online
Zoom 873 9209 0711 (BIMSA)
Abstract
We investigate structure functions in deep inelastic scattering processes (DIS) at Bj\"orken limit
and found that they are factorized into the longitudinal and transversal parts. We see, that the
longitudinal part can be linked to exact form factors calculated earlier in 1+1 dimensional integrable
quantum field theories, such as sine-Gordon model. We extract asymptotic of Form-factors at small
Bj\"orken parameter x and compare it with experimental data of HERA and ZEUS collaborations
on Deep inelastic lepton-proton scattering. We observe the factorization of the structure functions
F2(x, q2) and find out its power behavior on scaling parameter x.

Based on arXiv:2503.11735
Beijing Institute of Mathematical Sciences and Applications
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