Kaare Iversen

Observation of partonic flow in proton—proton and proton—nucleus collisions

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2026) Nature Communications, 17
Article

Perspective on machine learning for real-time analysis at the Large Hadron Collider experiments ALICE, ATLAS, CMS and LHCb

S. Astrand, L. Boggia, M. Borsato, L. Bozianu, C. E. Cocha Toapaxi, et al.
(2026) Machine Learning: Science and Technology, 7
Article

Multiplicity dependence of K*(892) ±  production in pp collisions at s=13 TeV

I.J. Abualrob, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2026) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 874
Article

Σ¯± production in pp and p-Pb collisions at sNN=5.02 TeV with ALICE

I.J. Abualrob, P. Christiansen, J. Hansen, K.E. Iversen, R. Nepeivoda, et al.
(2026) European Physical Journal C, 86
Article

Multiplicity dependence of f0(980) production in pp collisions at s= 13 TeV

I.J. Abualrob, P. Christiansen, J. Hansen, K.E. Iversen, R. Nepeivoda, et al.
(2026) European Physical Journal C, 86
Article

Σ+ production in pp collisions at s=13 TeV

I.J. Abualrob, P. Christiansen, J. Hansen, K.E. Iversen, R. Nepeivoda, et al.
(2026) European Physical Journal C, 86
Article

Study of the interaction between Ξ baryons and light mesons via femtoscopy at the LHC

I.J. Abualrob, P. Christiansen, J. Hansen, K.E. Iversen, R. Nepeivoda, et al.
(2026) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 874
Article

Measurement of the p–Σ+ correlation function in pp collisions at s=13 TeV

I.J. Abualrob, T. Christiansen, J. Hansen, K.E. Iversen, R. Nepeivoda, et al.
(2026) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 874
Article

Long-Range Transverse-Momentum Correlations and Radial Flow in Pb-Pb Collisions at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2026) Physical Review Letters, 136
Article

Exclusive photoproduction of excited ρ mesons decaying to four pions in ultraperipheral Pb–Pb collisions at √s_NN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2026) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 872
Article

Probing long-range forces in neutrino oscillations at the ESSnuSB experiment

J. Aguilar, B. Bolling, C. J. Carlile, J. Cederkall, P. Christiansen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Measurement of correlations among net-charge, net-proton, and net-kaon multiplicity distributions in Pb-Pb collisions at √s_NN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Direct-photon production in inelastic and high-multiplicity proton–proton collisions at s= 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 868
Article

Summary of the trigger systems of the Large Hadron Collider experiments ALICE, ATLAS, CMS and LHCb

J. Albrecht, L. Bozianu, L. Calefice, S. Cella, C. E. Cocha Toapaxi, et al.
(2025) Journal of Physics G: Nuclear and Particle Physics, 52
Review article

Studying charm hadronisation into baryons with azimuthal correlations of Λc+ with charged particles in pp collisions at s=13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 868
Article

Multimuons in cosmic-ray events as seen in ALICE at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of Cosmology and Astroparticle Physics, 2025
Article

First Measurement of A = 4 Hypernuclei and Antihypernuclei at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review Letters, 134
Article

Proton emission in ultraperipheral Pb-Pb collisions at sNN =5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review C, 111
Article

Classification of electron and muon neutrino events for the ESSνSB near water Cherenkov detector using Graph Neural Networks

J. Aguilar, O. Zormpa, B. Bolling, A. Burgman, C. J. Carlile, et al.
(2025) Journal of Instrumentation, 20
Article

Search for Quasiparticle Scattering in the Quark-Gluon Plasma with Jet Splittings in pp and Pb-Pb Collisions at sNN =5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review Letters, 135
Article

Measurement of f1(1285) production in pp collisions at s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 866
Article

Rapidity dependence of antideuteron coalescence in pp collisions at s=13 TeV with ALICE

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 860
Article

Measurement of HΛ3 production in Pb–Pb collisions at sNN=5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 860
Article

Measurement of the inclusive isolated-photon production cross section in pp collisions at √s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) European Physical Journal C, 85
Article

Medium-induced modification of groomed and ungroomed jet mass and angularities in Pb–Pb collisions at sNN=5.02 [Figure presented]

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 864
Article

Particle production as a function of charged-particle flattenicity in pp collisions at s =13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review D, 111
Article

Investigating Λ baryon production in p -Pb collisions in jets and the underlying event using angular correlations

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review C, 111
Article

Probing Strangeness Hadronization with Event-by-Event Production of Multistrange Hadrons

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review Letters, 134
Article

Multiplicity dependence of  Ξ⁺_c and Ξ⁰_c  production in pp collisions at √s=13 TeV

I.J. Abualrob, P. Christiansen, J. Hansen, K.E. Iversen, R. Nepeivoda, et al.
(2025) Journal of High Energy Physics, 2025 p.38
Article

D0-meson-tagged jet axes difference in proton-proton collisions at √s = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review D, 112
Article

Study of ⟨p_T ⟩ and its higher moments, and extraction of the speed of sound in Pb-Pb collisions with ALICE

I.J. Abualrob, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Observation of deuteron and antideuteron formation from resonance-decay nucleons

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Nature, 648 p.306-311
Article

First measurement of symmetric cumulants of hexagonal flow harmonics in Pb-Pb collisions at √s_NN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review C, 112
Article

Multiplicity-dependent jet modification from di-hadron correlations in pp collisions at √s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

First measurement of D*+ vector meson spin alignment in Pb–Pb collisions at √s_NN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Dielectron production in central Pb-Pb collisions at √sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review C, 112
Article

First measurement of Ds1(1+)(2536)+ and D*s2 (2+)(2573)+ production in proton-proton collisions at √S=13S2Te V at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physical Review D, 111
Article

Charged-particle multiplicity distributions over a wide pseudorapidity range in p–Pb collisions at √s_NN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) European Physical Journal C, 85
Article

Coherent J/ψ photoproduction at midrapidity in Pb−Pb collisions at √s_NN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 871
Article

Femtoscopic study of the proton-proton and proton-deuteron systems in heavy-ion collisions at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 871
Article

Light neutral-meson production in pp collisions at √s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Measurement of isolated prompt photon production in pp and p–Pb collisions at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) European Physical Journal C, 85
Article

J/ψ-hadron correlations at midrapidity in pp collisions at √s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Common femtoscopic hadron-emission source in pp collisions at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) European Physical Journal C, 85
Article

Measurement of ω meson production in pp collisions at √s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) Journal of High Energy Physics, 2025
Article

Measurement of the inclusive isolated-photon production cross section in pp and Pb–Pb collisions at sNN=5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2025) European Physical Journal C, 85
Article

Measurement of beauty production via non-prompt charm hadrons in p–Pb collisions at sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Charm fragmentation fractions and cc¯ cross section in p–Pb collisions at sNN=5.02TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) European Physical Journal C, 84
Article

Light-flavor particle production in high-multiplicity pp collisions at s= 13 TeV as a function of transverse spherocity

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Emergence of Long-Range Angular Correlations in Low-Multiplicity Proton-Proton Collisions

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review Letters, 132
Article

Measurement of ω c0 baryon production and branching-fraction ratio BR (ω c0 → ω- e+ν e)/BR (ω c0 → ω-π+) in pp collisions at s =13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review D, 110
Article

Measurements of jet quenching using semi-inclusive hadron+jet distributions in pp and central Pb-Pb collisions at sNN =5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 110
Article

Observation of Medium-Induced Yield Enhancement and Acoplanarity Broadening of Low- p T Jets from Measurements in pp and Central Pb-Pb Collisions at sNN =5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review Letters, 133
Article

Investigating the composition of the K0⁎(700) state with π±KS0 correlations at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 856
Article

Photoproduction of K+K- Pairs in Ultraperipheral Collisions

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review Letters, 132
Article

Systematic study of flow vector fluctuations in sNN =5.02 TeV Pb-Pb collisions

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 109
Article

Decoherence in neutrino oscillation at the ESSnuSB experiment

J. Aguilar, Y. Zhou, C. J. Carlile, J. Cederkall, P. Christiansen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Study of nonstandard interactions mediated by a scalar field at the ESSnuSB experiment

J. Aguilar, M. Anastasopoulos, E. Baussan, A. K. Bhattacharyya, A. Bignami, et al.
(2024) Physical Review D, 109
Article

First Measurement of the |t | Dependence of Incoherent J/ψ Photonuclear Production

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review Letters, 132
Article

Multiplicity and event-scale dependent flow and jet fragmentation in pp collisions at s = 13 TeV and in p–Pb collisions at sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

K*(892)± resonance production in Pb-Pb collisions at sNN =5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 109
Article

Charged-particle production as a function of the relative transverse activity classifier in pp, p–Pb, and Pb–Pb collisions at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Modification of charged-particle jets in event-shape engineered Pb–Pb collisions at sNN=5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 851
Article

Skewness and kurtosis of mean transverse momentum fluctuations at the LHC energies

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 850
Article

Femtoscopic correlations of identical charged pions and kaons in pp collisions at s =13 TeV with event-shape selection

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 109
Article

Measurements of inclusive J/ψ production at midrapidity and forward rapidity in Pb–Pb collisions at sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 849
Article

Pseudorapidity dependence of anisotropic flow and its decorrelations using long-range multiparticle correlations in Pb–Pb and Xe–Xe collisions

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 850
Article

System-size dependence of the hadronic rescattering effect at energies available at the CERN Large Hadron Collider

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 109
Article

Measurement of (anti)alpha production in central Pb–Pb collisions at sNN=5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 858
Article

Investigating strangeness enhancement in jet and medium via (Formula presented) production in (Formula presented)-Pb collisions at (Formula presented)

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 110
Article

Measurement of inclusive charged-particle jet production in pp and p-Pb collisions at (Formula presented.)

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Observation of abnormal suppression of f0(980) production in p–Pb collisions at sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 853
Article

Studying the interaction between charm and light-flavor mesons

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review D, 110
Article

Studying strangeness and baryon production mechanisms through angular correlations between charged Ξ baryons and identified hadrons in pp collisions at s = 13 TeV

S. Acharya, J. Adolfsson, S. Basu, P. Christiansen, J. Hansen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Measurement of the production and elliptic flow of (anti)nuclei in Xe-Xe collisions at sNN =5.44 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review C, 110
Article

Prompt and non-prompt J/ψ production at midrapidity in Pb–Pb collisions at √sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Measurements of long-range two-particle correlation over a wide pseudorapidity range in p–Pb collisions at sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Measurement of beauty-quark production in pp collisions at s = 13 TeV via non-prompt D mesons

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Multiplicity dependence of charged-particle intra-jet properties in pp collisions at √s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) European Physical Journal C, 84
Article

Exploring the Strong Interaction of Three-Body Systems at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review X, 14
Article

Investigating strangeness enhancement with multiplicity in pp collisions using angular correlations

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Exploring atmospheric neutrino oscillations at ESSnuSB

J. Aguilar, Olga Zormpa, C. J. Carlile, J. Cederkall, P. Christiansen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Multiplicity-dependent production of Σ(1385)± and Ξ(1530)0 in pp collisions at s = 13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Search for jet quenching effects in high-multiplicity pp collisions at (Formula presented.) TeV via di-jet acoplanarity

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Journal of High Energy Physics, 2024
Article

Measurements of Chemical Potentials in Pb-Pb Collisions at sNN =5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physical Review Letters, 133
Article

Measurement of the impact-parameter dependent azimuthal anisotropy in coherent ρ0 photoproduction in Pb–Pb collisions at sNN=5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2024) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 858
Article

Inclusive and multiplicity dependent production of electrons from heavy-flavour hadron decays in pp and p-Pb collisions

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Journal of High Energy Physics, 2023
Article

Data-driven precision determination of the material budget in ALICE

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Journal of Instrumentation, 18
Article

Study of flavor dependence of the baryon-to-meson ratio in proton-proton collisions at s =13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Physical Review D, 108
Article

Exclusive and dissociative J/ψ photoproduction, and exclusive dimuon production, in p-Pb collisions at sNN =8.16 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Physical Review D, 108
Article

Measurement of inclusive J/ψ pair production cross section in pp collisions at s =13 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Physical Review C, 108
Article

Energy dependence of coherent photonuclear production of J/ψ mesons in ultra-peripheral Pb-Pb collisions at √sNN = 5.02 TeV

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Journal of High Energy Physics, 2023
Article

Accessing the strong interaction between Λ baryons and charged kaons with the femtoscopy technique at the LHC

S. Acharya, S. Basu, P. Christiansen, J. Hansen, K.E. Iversen, et al.
(2023) Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 845
Article