CV

Education

• Ph.D. in Theoretical Particle Physics, University of Jyväskylä, 2021
  • Advisors: Prof. Tuomas Lappi, Dr. Heikki Mäntysaari
• M.S. in Theoretical Physics, University of Jyväskylä, 2017
• B.S. in Physics, University of Jyväskylä, 2014

Work experience

• 2023–2025: Postdoctoral researcher
  • Department of Mathematics and Statistics, University of Jyväskylä
  • Postdoc advisor: Prof. Joonas Ilmavirta
  • About: Work on a generalization of the Dix problem on a Lorentzian manifold with motivations in cosmology.
• 2021–2022 Postdoctoral researcher
  • Department of Physics, University of Jyväskylä
  • About: We finished the work on the NLO DDIS calculation, and achieved a breakthrough in Color Glass Condensate phenomenology with the inclusion of massive quarks.
• 2017–2021: Doctoral researcher
  • Department of Physics, University of Jyväskylä
  • Doctoral advisor: Prof. Tuomas Lappi
  • About: Culmination of my PhD thesis was the NLO accuracy fits to HERA data in the Color Glass Condensate formalism.
• Summer 2015: Summer intern
  • CERN
  • Topic: Testing of machine learning in particle collision simulations and analysis.
  • Supervisor: Dr. Sami Räsänen

Skills

• Quantum Field Theory
  • Lepton-proton Deep Inelastic Scattering in the Dipole Picture at leading and next-to-leading order
  • Color Glass Condensate formalism calculations on the light-cone
  • Diffractive Deep Inelastic Scattering
  • Fourier transformations of light-cone Fock state wavefunctions.
• Computational Physics
  • Extensive experience in scientific computation
  • High performance and cloud computing
• Inverse Problems
  • Construction of mathematical inverse problems questions in high-energy physics: indirect measurement of the dipole amplitude in the Dipole Picture.
  • Dix problem in cosmology: near-light like geodesics on a Lorentz manifold
• Programming
  • C & C++
  • Python
  • Bash / Shell-script
  • git & GitHub: github.com/hhannine
• LaTeX

Publications

Proton structure functions in the dipole picture at next-to-leading order

G. Beuf, H. Hänninen, T. Lappi, Y. Mulian, H. Mäntysaari. (2023). "Diffractive Deep Inelastic Scattering in the Dipole Picture at Next-to-Leading Order" DIS2023. e-Print: 2307.06321 [hep-ph].

Proton structure functions in the dipole picture at next-to-leading order

H. Hänninen, H. Mäntysaari, R. Paatelainen, J. Penttala. (2023). "Proton structure functions in the dipole picture at next-to-leading order" DIS2023. e-Print: 2306.17707 [hep-ph].

Diffractive Structure Function in the Dipole Picture

G. Beuf, H. Hänninen, T. Lappi, Y. Mulian, H. Mäntysaari. (2023). "Diffractive Structure Function in the Dipole Picture" Acta Phys.Polon.Supp. 16 (2023) 5, 20.

Proton Structure Functions at Next-to-Leading Order in the Dipole Picture with Massive Quarks

H. Hänninen, H. Mäntysaari, R. Paatelainen, J. Penttala. (2022). "Proton Structure Functions at Next-to-Leading Order in the Dipole Picture with Massive Quarks" Phys.Rev.Lett. 130 (2023) 19, 19.

Diffractive deep inelastic scattering at NLO in the dipole picture: The qqg contribution

G. Beuf, H. Hänninen, T. Lappi, Y. Mulian, H. Mäntysaari. (2022). "Diffractive deep inelastic scattering at NLO in the dipole picture: The qqg contribution", Phys.Rev.D. 106 (2022) 9, 094014.

Deep inelastic scattering in the dipole picture at next-to-leading order

H. Hänninen. (2021). "Deep inelastic scattering in the dipole picture at next-to-leading order" PhD thesis, Jyväskylä U.

Dipole model at Next-to-Leading Order meets HERA data

G. Beuf, H. Hänninen, T. Lappi, H. Mäntysaari. (2021). "Dipole model at Next-to-Leading Order meets HERA data" PoS HardProbes2020 (2021) 101.

Color Glass Condensate at next-to-leading order meets HERA data

G. Beuf, H. Hänninen, T. Lappi, H. Mäntysaari. (2020). "Color Glass Condensate at next-to-leading order meets HERA data", Phys.Rev.D. 102 (2020) 074028.

Factorization of the soft gluon divergence from the dipole picture deep inelastic scattering cross sections at next-to-leading order

B. Ducloué, H. Hänninen, T. Lappi, Y. Zhu. (2017). "Factorization of the soft gluon divergence from the dipole picture deep inelastic scattering cross sections at next-to-leading order" PoS. DIS2018 (2018) 058.

One-loop corrections to light cone wave functions: the dipole picture DIS cross section

H. Hänninen, T. Lappi, R. Paatelainen. (2018). "Annals of Physics" Volume 393 358-412.

Deep inelastic scattering in the dipole picture at next-to-leading order

B. Ducloué, H. Hänninen, T. Lappi, Y. Zhu. (2017). "Deep inelastic scattering in the dipole picture at next-to-leading order" Phys. Rev. D. 96, 094017 (2017).

Talks

Inverse problems of indirectly measuring quarks and gluons

December 11, 2024

Conference talk at Inverse Days 2024, Lapland Hotel Oulu, Kirkkokatu 3, 90100 Oulu, Finland

Diffractive deep inelastic scattering at NLO in the dipole picture: the qqg contribution

March 29, 2023

Conference proceedings talk at XXX International Workshop on Deep-Inelastic Scattering and Related Subjects (DIS 2023), Hybrid

Progress towards full NLO accuracy and massive quarks in dipole picture fits to HERA data

April 06, 2022

Conference poster talk at XXIXth International Conference on Ultra-relativistic Nucleus-Nucleus Collisions (Quark Matter 2022), Online

Next-to-Leading Order Dipole Picture fits to HERA data

April 15, 2021

Conference proceedings talk at XXVIII International Workshop on Deep-Inelastic Scattering and Related Subjects (DIS 2021), Online

Color Glass Condensate at Next-to-Leading Order meets HERA data

January 12, 2021

Conference proceedings talk at The VI-th International Conference on the Initial Stages of High-Energy Nuclear Collisions (IS2021), Online

Dipole model at Next-to-Leading Order meets HERA data

June 01, 2020

Conference proceedings talk at Hard Probes 2020, Online

Deep Inelastic Scattering in the Dipole Picture at Next-to-Leading Order

October 02, 2018

Conference proceedings talk at Hard Probes 2018, Aix-Les-Bains, France

Deep Inelastic Scattering in the Dipole Picture at Next-to-Leading Order

April 17, 2018

Conference proceedings talk at XXVI International Workshop on Deep-Inelastic Scattering and Related Subjects (DIS 2018), Kobe, Japan

Deep Inelastic Scattering in the Dipole Picture at Next-to-Leading Order

March 22, 2018

Contributed conference talk at 8th International Conference on Physics Opportunities at an ElecTron-Ion-Collider, University of Regensburg, Germany

Teaching

Teaching assistant on Calculus 3

Open door exercise session guidance in 2023 and 2024

Teaching assistant on Quantum Mechanics 2

Teaching assistant on Particle Physics

Teaching assistant on Statistical Mechanics