D. P. Kikoła
A5021029917- High-Energy Particle Collisions Research
- Particle physics theoretical and experimental studies
- Quantum Chromodynamics and Particle Interactions
- Nuclear reactor physics and engineering
- Particle Detector Development and Performance
- Stochastic processes and statistical mechanics
- Markov Chains and Monte Carlo Methods
- Nuclear physics research studies
- Superconducting Materials and Applications
- Fusion materials and technologies
- Statistical Methods and Bayesian Inference
- Computational Fluid Dynamics and Aerodynamics
- X-ray Spectroscopy and Fluorescence Analysis
- Dark Matter and Cosmic Phenomena
- Astrophysics and Cosmic Phenomena
- Ion-surface interactions and analysis
- Advanced Graph Neural Networks
- Gas Dynamics and Kinetic Theory
- Cold Atom Physics and Bose-Einstein Condensates
- Fluid Dynamics and Turbulent Flows
- Theoretical and Computational Physics
- Pulsars and Gravitational Waves Research
- Particle Accelerators and Free-Electron Lasers
- Spacecraft Design and Technology
- Twentieth Century Scientific Developments
Argonne National Laboratory
2016-2024
Frankfurt Institute for Advanced Studies
2022-2024
Creighton University
2015-2024
AGH University of Krakow
2013-2024
Warsaw University of Technology
2015-2024
Ball State University
2022-2024
Central China Normal University
2016-2024
Guangxi Normal University
2024
Variable Energy Cyclotron Centre
2020-2024
Yale University
2020-2024
Results on charged pion and kaon production in central Pb+Pb collisions at 20A 30A GeV are presented compared to data lower higher energies. A rapid change of the energy dependence is observed around for yields pions kaons as well shape transverse mass spectra. The compatible with prediction that threshold a state deconfined matter early stage located low SPS
Interaction cross sections and charged pion spectra in p+C interactions at 31 GeV/c were measured with the large acceptance NA61/SHINE spectrometer CERN SPS. These data are required to improve predictions of neutrino flux for T2K long baseline oscillation experiment Japan. A set collected during first run 2007 an isotropic graphite target a thickness 4% nuclear interaction length was used analysis. The inelastic production 257.2 +- 1.9 8.9 mb 229.3 9.0 mb, respectively. Inclusive negatively...
$\ensuremath{\phi}$ meson production is studied by the NA49 Collaboration in central $\mathrm{Pb}+\mathrm{Pb}$ collisions at $20A,30A,40A,80A$, and $158A$ GeV beam energy. The data are compared with measurements lower higher energies microscopic thermal models. energy dependence of yields spectral distributions compatible assumption that partonic degrees freedom set low SPS energies.
Results on $\Lambda$, $\bar{\Lambda}}$, $\Xi^{-}$, and $\bar{\Xi}^{+}$ production in central Pb+Pb reactions at 20A, 30A, 40A, 80A, 158A GeV are presented. The energy dependence of transverse mass spectra, rapidity multiplicities is discussed. Comparisons to string hadronic models (UrQMD HSD) statistical hadron gas shown. While the latter provide a reasonable description all particle yields, first class fails match multiplicities.
Spectra of positively charged kaons in p+C interactions at 31 GeV/c were measured with the NA61/SHINE spectrometer CERN SPS. The analysis is based on full set data collected 2007 a graphite target thickness 4% nuclear interaction length. Interaction cross sections and pion spectra already using same data. These new measurements combination published ones are required to improve predictions neutrino flux for T2K long baseline oscillation experiment Japan. In particular, knowledge kaon...
Multiplicity fluctuations of positively, negatively and all charged hadrons in the forward hemisphere were studied central Pb+Pb collisions at 20A, 30A, 40A, 80A 158A GeV. The multiplicity distributions their scaled variances are presented dependence collision energy as well rapidity transverse momentum. have bell-like shape range from 0.8 to 1.2 without any significant structure dependence. No indication critical point observed. string-hadronic model UrQMD significantly overpredicts mean,...
Results are presented on event-by-event fluctuations of transverse momenta pT in central Pb+Pb interactions at 20A, 30A, 40A, 80A, and 158A GeV. The analysis was performed for charged particles forward center-of-mass rapidity (1.1<yπ*<2.6). Three fluctuation measures were studied: the distribution average momentum M(pT) event, ΦpT measure, two-particle correlations. Fluctuations small show no significant energy dependence range CERN Super Proton Synchrotron. compared with QCD-inspired...
Measurements of Bose-Einstein correlations π−π− pairs in central Pb+Pb collisions were performed with the NA49 detector at CERN Super Proton Synchroton for beam energies 20A,30A,40A,80A, and 158A GeV. Correlation functions measured longitudinally comoving "out-side-long" reference frame as a function rapidity transverse momentum forward hemisphere reaction. Radius correlation strength parameters obtained from fits Gaussian parametrization. The results show decrease radius increasing...
The centrality and system size dependence of multiplicity fluctuations charged particles produced in nuclear collisions at $158 A$ GeV was studied by the NA49 collaboration. Centrality selected Pb+Pb collisions, semi-central C+C Si+Si as well inelastic p+p interactions were analyzed. number projectile participants determined on an event-by-event basis used to characterize collision centrality. scaled variance distribution obtained forward rapidity region ($1.1 <y_{c.m.} <2.6$) shows a...
Being used in the fixed-target mode, multi-TeV LHC proton and lead beams allow for studies of heavy-flavour hadroproduction with unprecedented precision at backward rapidities, far negative Feynman-<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mrow><mml:mi>x</mml:mi></mml:mrow></mml:math>, using conventional detection techniques. At nominal energies, quarkonia can be studied detail in<mml:math...
Spectra of K0S mesons and Lambda hyperons were measured in p+C interactions at 31 GeV/c with the large acceptance NA61/SHINE spectrometer CERN SPS. The data collected an isotropic graphite target a thickness 4% nuclear interaction length. Interaction cross sections, charged pion spectra, kaon spectra previously using same set. Results on production serve as reference for understanding enhancement strangeness nucleus-nucleus collisions. Moreover, they provide important input improvement...
Transverse momentum spectra up to 4.5 GeV/c around midrapidity of pi^{+/-}, p, pbar, K^{+/-} in Pb+Pb reactions were measured at sqrt{s_{NN}}=17.3 GeV by the CERN-NA49 experiment. The nuclear modification factors R_{AA} for pi^{+/-} and R_{CP} pi^{+/-},p,pbar,K^{+/-} extracted are compared RHIC results sqrt{s_{NN}}=200 GeV. factor shows a rapid increase with transverse covered region. This indicates that Cronin effect is dominating our energy range. R_{CP}, which contribution reduced,...
The measurement of Single Transverse-Spin Asymmetries, $$A_N$$ , for various quarkonium states and Drell–Yan lepton pairs can shed light on the orbital angular momentum quarks gluons, a fundamental ingredient proton-spin puzzle. AFTER@LHC proposal combines unique kinematic coverage large luminosities thanks to Large Hadron Collider beams deliver precise measurements, complementary knowledge provided by collider experiments such as at RHIC. In this paper, we report sensitivity studies...
Collisions of deformed uranium nuclei provide a unique opportunity to study the spatial dependence charmonium in-medium effects. By selecting orientations colliding nuclei, different path lengths through nuclear medium could be selected within same experimental environment. In addition, higher energy densities can achieved in U + collisions relative Au+Au collisions. this paper, we investigate prospects for studies with We discuss effects shadowing and absorption on $J/\ensuremath{\psi}$...
Results from electric charge correlations studied with the Balance Function (BF) method in $A+A$ collisions $20A$ to $158A$ GeV are presented two different rapidity intervals: In midrapidity region we observe a decrease of width BF distribution increasing centrality collision, whereas this effect vanishes forward region. energy dependence study central $\mathrm{Pb}+\mathrm{Pb}$ show that narrowing expressed by normalized parameter $W$ increases toward highest CERN Super Proton Synchrotron...
Estimation of the freeze-out parameters as function rapidity in Pb+Pb collisions at $\sqrt{s_{NN}}=72$ GeV AFTER@LHC project is performed. The conventional hadron resonance gas model used for analysis events generated by UrQMD model. results indicate that one may obtain least $2.5$ times increase baryon chemical potential $\mu_B$ forward range compared to mid-rapidity. values $0 < y 4.5$ are comparable covered RHIC Beam Energy Scan program. Thus, a scan provides complementary approach study...
The physics case for quarkonium-production studies accessible at the US Electron Ion Collider is described.
We propose a method to separate \Delta\eta-dependent and \Delta\eta-independent azimuthal correlations using two- four-particle cumulants between pseudo-rapidity (\eta) bins in symmetric heavy-ion collisions. The correlation may be dominated by harmonic flows, global the common collision geometry. can identified as nonflow, particle unrelated Our exploits \eta symmetry of average flows is "data-driven." use AMPT HIJING event generators illustrate our method. discuss decomposed regarding flow...
Presently flow and nonflow cannot be separated experimentally. Using Pythia simulations of p+p collisions we show that approximately factorizes. This fact may used to disentangle in heavy ion data by performing a two-component factorization fit Fourier coefficients two-particle correlations.
We outline the case for heavy-ion-physics studies using multi-TeV lead LHC beams in fixed-target mode. After a brief contextual reminder, we detail possible contributions of AFTER@LHC to heavy-ion physics with specific emphasis on quarkonia. then present performance simulations selection observables. These show that $$\varUpsilon (nS)$$ , $$J/\psi $$ and $$\psi (2S)$$ production collisions can be studied new energy rapidity domains LHCb ALICE detectors. also discuss relevance analyse...