INVITED TALK “The effect of dark matter on neutron stars and binary neutron star mergers”, at the International Conference on Neutron star Equation of State and Gravitational Waves (NEOSGrav2024), Goa, India, 1 - 4 October 2024 (remote).

INVITED SEMINAR “Probes of dark matter with neutron stars and their mergers in light of the next-generation gravitational wave detectors”, at the Henryk Niewodniczański Institute of Nuclear Physics, Polish Academy of Sciences, Krakow, Poland, 28 March 2024.

INVITED TALK “The impact of dark matter on neutron stars and gravitational wave signals from their mergers” at the theory workshop “Quarkonia meet Dark Matter”, Institute for Advanced Study, Technical University of Munich, Germany, 18 - 22 March 2024.

INVITED OVERVIEW BY CONVENERS “WG1: Matter under extreme conditions”, at the Bottom-Up Cross-Cutting Workshop “JENAS Initiative: Gravitational Wave Probes of Fundamental Physics”, Sapienza University of Rome, Rome, Italy, 12 February 2024.

PLENARY TALK “A degeneracy between the effect of dark matter and strongly interacting matter at high densities”, at the Bottom-Up Cross-Cutting Workshop “JENAS Initiative: Gravitational Wave Probes of Fundamental Physics”, Sapienza University of Rome, Rome, Italy, 12 February 2024.

INVITED SEMINAR “Probes of dark matter with neutron stars and their mergers” at the Theory Astrophysics and Gravity (STAG) Research Centre, University of Southampton, Southampton, United Kingdom, 7 December 2023.

INVITED SEMINAR “Probes of dark matter with neutron stars and their mergers” at the Department of Physics at Royal Holloway University of London, London, United Kingdom, 30 November 2023.

PLENARY TALK “The effect of dark matter on the properties of neutron stars”, at the XXXIII National Meeting of Astronomy and Astrophysics (ENAA), University of Coimbra, Coimbra, Portugal, 7-9 September 2023.

PARALLEL TALK “What is the nature of the HESS J1731-347 compact object? Does it confirm the early deconfinement phase transition?”, 19th International Conference on QCD in Extreme Conditions (XQCD 2023), University of Coimbra, Coimbra, Portugal, 26 - 28 July 2023 .

PLENARY TALK “Probing dark matter with neutron stars and their mergers”,  Dark Matter 2023: From the Smallest to the Largest Scales Conference, Santander, Spain, May 29 - June 2, 2023.

INVITED TALK “Constraining the properties of strongly interacting matter with the multi-messenger observations of compact stars”, WE-Heraeus-Seminar “The QCD Phase Transition”, Physikzentrum Bad Honnef, Germany, 3-5 April 2023.

POSTER “The effect of dark matter on neutron stars and their merger dynamics”, Gravitational Wave Physics and Astronomy Workshop 2022 (GWPAW), Melbourne, Australia, 5-9 December 2022.

PLENARY TALK “Compact stars as dark matter probes”, Kashiwa Dark Matter symposium, University of Tokyo, Tokyo, Japan, November 29 - December 2, 2022.

INVITED SEMINAR “Impact of dark matter on compact stars and their merger dynamics”, Laboratoire de Physique des 2 infinis Irène Joliot-Curie – IJCLab, Université Paris-Saclay, France, 5 November, 2022.

INVITED SEMINAR “Constraints on dark matter from observations of neutron stars and their mergers”, Gr@v group, University of Aveiro, Portugal, 19 October, 2022.

PLENARY TALK “Probing dark matter with neutron stars”, IPA2022: Interplay between Particle and Astroparticle physics 2022, Vienna University of Technology, Vienna, Austria, 5 - 9 September, 2022.

PLENARY TALK “The effect of dark matter on compact stars and constraints we put on strongly interacting matter at high densities”, INT workshop (INT-22-2b) “Dark Matter in Compact Objects, Stars, and Low-Energy Experiments ”, Institute for Nuclear Theory, Seattle, USA, 1 August - 2 September, 2022.

PARALLEL TALK “How dark matter affects compact star’s properties and constraints we put on strongly interacting matter at high densities”,  “XVth Quark Confinement and the Hadron Spectrum” conference, University of Stavanger, Stavanger, Norway, 1 - 6 August, 2022.

PLENARY TALK “Effect of dark matter on observable neutron star’s properties and it’s discrimination from the strongly interacting matter equation of state”, 18th International Conference on QCD in Extreme Conditions (XQCD 2022), Norwegian University of Science and Technology, Trondheim, Norway, 27 - 29 July, 2022.

INVITED SEMINAR “The impact of dark matter on compact stars and their merger dynamics”,  CENTRA, Instituto Superior Técnico, University of Lisbon, Portugal, 21 July, 2022.

INVITED COLLOQUIUM “Impact of dark matter on compact stars”, Theoretical Physics Colloquium hosted by Prof. Igor Shovkovy at the Arizona State University, 29 June, 2022.

PLENARY TALK “Impact of asymmetric fermionic and bosonic dark matter on neutron star properties”, INT workshop (INT-20R-1B) “The r-process and the nuclear EOS after LIGO-Virgo’s third observing run”, Institute for Nuclear Theory, Seattle, USA, 23 - 27 May, 2022.

POSTER “GW190814 secondary component as a dark matter admixed neutron star”, PHAROS Conference 2022, Rome, Italy, 16 - 19 May 2022.

INVITED SEMINAR “Thermal evolution of compact stars”, Institute for Theoretical Physics, University of Wroclaw, Wroclaw, Poland, 29 April, 2022.

POSTER “Probing dark matter with neutron stars”, Gravitational Wave Physics and Astronomy Workshop (GWPAW 2021), Hannover, Germany, 14 - 17 December, 2021.

PLENARY TALK “Neutron stars as dark matter probes”, Modern Physics of Compact Stars and Relativistic Gravity, Yerevan, Armenia, 27 - 30 September, 2021.

PARALLEL TALK “Constraints on the fermionic dark matter from observations of neutron stars”,  Particles and Nuclei International Conference - PANIC2021, online, 5 - 10 September, 2021.

PARALLEL TALK “The unified equation of state with induced surface tension consistent with astrophysical, gravitational, high- and low- energy nuclear physics data”, Virtual Tribute to Quark Confinement and the Hadron Spectrum 2021 - ConfXIV, online, 2-6 August, 2021.

PLENARY TALK “The impact of dark matter on compact stars”, 57 Karpacz Winter School in Theoretical Physics, Karpacz, Poland, 13-19 June, 2021.

PLENARY TALK “How neutron stars can help us to constrain dark matter”, Iberian Cosmology Meeting (IberiCOS 2021), University of Coimbra, Coimbra, 29 March - 1 April, 2021.

INVITED SEMINAR “Impact of dark matter on the neutron star properties”, Institute of High Energy Physics (HEPHY), Vienna, Austria, 17 November, 2020.

PARALLEL TALK “Constraints on the fraction of cold fermionic dark matter particles inside the neutron stars”, ICPPA - 5th International Conference on Particle Physics and Astrophysics, 5-9 October, 2020.

PARALLEL TALK “Dark-matter admixed neutron stars”, IWARA2020 Video Conference - 9th International Workshop on Astronomy and Relativistic Astrophysics, 6-12 September, 2020.

POSTER “Neutron star cooling within the equation of state with induced surface tension”, IWARA2020 Video Conference - 9th International Workshop on Astronomy and Relativistic Astrophysics, 6-12 September, 2020.

INVITED SEMINAR “Neutron stars meet constraints from astrophysics, gravitation, high- and low- energy nuclear physics”, Monash Centre for Astrophysics (MoCA), Monash University, Melbourne, Australia, 22 May, 2020.

INVITED SEMINAR “Neutron stars meet constraints from astrophysics, gravitation, high- and low- energy nuclear physics”, LBNL, Berkeley, USA, 7 May, 2020.

PLENARY TALK “Dark matter effect on the neutron star properties”, 56 Karpacz Winter School in Theoretical Physics, Karpacz, Poland, 24 - 28 February, 2020.

PLENARY TALK “Dark-matter admixed compact stars and their properties under extreme conditions”, Young Scientists Conference “Problems of Theoretical Physics”, Kyiv, Ukraine, 23 - 24 December, 2019.

INVITED SEMINAR “Unified equation of state consistent with astrophysical, gravitational, high- and low-energy nuclear physics data and its applications”, N. Copernicus Astronomical Center, Polish Academy of Sciences, Warsaw, Poland, 11 December, 2019.

INVITED SEMINAR “Dark-matter admixed compact stars and their properties under extreme conditions”, Department of Physics, University of Tokyo, Japan, 30 September, 2019.

PLENARY TALK “Unified equation of state consistent with astrophysical, gravitational, high- and low-energy nuclear physics data”, International workshop “Multi-Messenger Astrophysics in the Gravitational Wave Era”, Yukawa Institute for Theoretical Physics, Kyoto University, Japan, 24 September - 11 October, 2019.

PLENARY TALK “Astrophysical constraints on the dark matter core inside the neutron stars”, XIX National Meeting of Astronomy and Astrophysics (ENAA), Instituto Superior Técnico, Lisbon, Portugal, 12 - 13 September, 2019.

PLENARY TALK “Neutron stars meet constraints from astrophysics, gravitation, high and low energy nuclear physics”, the workshop “Precision Gravity: From the LHC to LISA”, Munich Institute for Astro- and Particle Physics (MIAPP), Garching, Germany, 26 August - 6 September, 2019.

PLENARY TALK “Understanding the Neutron Star Physics with the SKA”, the workshop “Multi-messenger astronomy with SKA precursors and pathfinders, a capacity building workshop”, Aveiro, Portugal, 12 - 15 May 2019.

PARALLEL TALK “Equation of state of neutron stars consistent with astrophysical,low- and high-energy nuclear physics data and its applications”, PHAROS Conference 2019: the multi-messenger physics and astrophysics of neutron stars, Platja d’ Aro, Spain, 22 - 26 April 2019.

PLENARY TALK “Unified equation of state consistent with astrophysical, gravitational, high- and low- energy nuclear physics data”, V. V. Sagun, I. Lopes, A. I. Ivanytskyi at the workshop “Neutron stars and their environments” (MODE-SNR-PWN), Orléans, France, 8 - 10 April 2019.

INVITED COLLOQUIUM “Neutron stars: laboratories for fundamental physics under extreme conditions”,  Institute of Theoretical Astrophysics, University of Oslo, Norway, 18 January, 2019.

INVITED SEMINAR “Neutron stars meet constraints from astrophysics, gravitation, high and low energy nuclear physics”, Institute of Theoretical Astrophysics, University of Oslo, Norway, 17 January, 2019.

PLENARY TALK “Neutron stars meet constraints from astrophysics, gravitation, high and low energy nuclear physics”, International workshop “Dark matter and stars (IWDMS2018)”, Center for Astrophysics and Gravitation, Instituto Superior Técnico, University of Lisbon, Portugal, 11 - 12 December, 2018.

POSTER “Constraints on the dark matter core inside the neutron stars”, International workshop “Dark matter and stars (IWDMS2018)”, Center for Astrophysics and Gravitation, Instituto Superior Técnico, University of Lisbon, Portugal, 11 - 12 December, 2018.

PLENARY TALK “Probing the neutron stars interior within the realistic equation of state with induced surface tension”, International workshop “Neutron Stars: the equation of state, superconductivity/superfluidity and transport coefficients (PHAROS WG1+WG2 meeting)”, University of Coimbra, Portugal, 26 - 28 September, 2018.

POSTER “Constraints on the dark matter core inside the neutron stars”, XIII meeting of the Spanish Astronomical Society, Salamanca, Spain, 16 - 20 July, 2018.

POSTER “Realistic equation of state for neutron stars interior consistent with heavy-ion collision data”, XIII meeting of the Spanish Astronomical Society, Salamanca, Spain, 16 - 20 July, 2018.

INVITED SEMINAR “Neutron stars equation of state consistent with nuclear physics, heavy-ion collision experiments and astrophysics”, University of Coimbra, Coimbra, Portugal, 6 June, 2018.

POSTER “Constraining neutron star equation of state from astrophysics, high and low energy nuclear physics”, xQCD conference, Goethe University Frankfurt and FIAS, Frankfurt, Germany, 21 - 23 May, 2018.

PARALLEL TALK “Neutron stars meet constraints from high and low energy nuclear physics”, Quark Matter 2018, Venice, Italy, 13 - 19 May, 2018.

PLENARY TALK “Probing the neutron stars interior within the realistic equation of state”, Young Scientists Conference “Problems of Theoretical Physics”, Kyiv, Ukraine, 12 - 14 December, 2017.

PLENARY TALK “Astrophysical objects meet constraints from high and low energy nuclear physics”, 17th Zimanyi Winter School on Heavy Ion Physics, Budapest, Hungary, 4 - 8 December, 2017.

PARALLEL TALK “Neutron stars equation of state consistent with high-energy nuclear physics data”, 6th International Conference on New Frontiers in Physics (ICNFP2017), Kolymbari, Crete, Greece, 17 - 29 August, 2017.

POSTER “Compact astrophysical objects properties consistent with high-energy nuclear physics”, XXVII National Meeting of Astronomy and Astrophysics (ENAA), Lisboa, Portugal, 20 - 21 July, 2017,

PLENARY TALK “Beyond the Van der Waals EoS of hadronic matter”, Mini-Workshop on ”Lattice and Functional Techniques for Exploration of Phase Structure and Transport Properties in Quantum Chromodynamics”, Dubna, Russia, 10 - 14 July, 2017.

SEMINAR “Strongly interacting matter equation of state and its application to compact astrophysical objects”, V. V. Sagun at the Centro Multidisciplinar de Astrofı́sica, Instituto Superior Técnico, Universidade de Lisboa, Portugal, 9 March, 2017.

PLENARY TALK “Anomalous Thermodynamical Properties as a Possible Signals of Quark-Gluon Plasma Formation”, 16th Zimanyi Winter School on Heavy Ion Physics, Budapest, Hungary, 5 - 9 December, 2016.

PLENARY TALK “Chemical freeze-out irregularities as an evidence of quark-gluon plasma formation in nucleus-nucleus collisions”, Meeting of the working group on theory of hadronic matter under extreme conditions, Dubna, JINR, Russia,31 October - 3 November, 2016.

SKYPE SECTION TALK “Evidences of quark-gluon plasma formation in central nuclear collisions”, 2nd International Conference on Particle Physics and Astrophysics (ICPPA-2016), Moscow, Russia, 10 - 14 October, 2016.

PARALLEL TALK “Effects of Induced Surface Tension in Nuclear and Hadron Matter ”, XII Quark Confinement and Hadron Spectrum Conference, Thessaloniki, Greece, 29 August - 3 September, 2016.

FLASH PLENARY TALK “Irregularities at chemical freeze-out of hadrons as an evidence of quark-gluon plasma formation”, XII Quark Confinement and Hadron Spectrum Conference, Thessaloniki, Greece, 29 August - 3 September, 2016.

POSTER “Irregularities at chemical freeze-out of hadrons as an evidence of quark-gluon plasma formation”, XII Quark Confinement and Hadron Spectrum Conference, Thessaloniki, Greece, 29 August - 3 September, 2016.

PARALLEL TALK “Nuclear and hadron matter equation of state within the induced surface tension coefficient”, 5th International Conference on New Frontiers in Physics (ICNFP2016), Kolymbari, Crete, Greece, 6 - 14 July, 2016.

SECTION TALK “Geometrical clusterization in SU(2) gluodynamics and liquid-gas phase transition”, 25th Annual Student Conference “Week of Doctoral Students 2016”, Prague, Czech Republic, 7 - 9 June, 2016.

SECTION TALK “Evidence of the mixed phase formation in nucleus-nucleus collisions”, 25th Annual Student Conference “Week of Doctoral Students 2016”, Prague, Czech Republic, 7 - 9 June, 2016.

SECTION TALK “Liquid-gas phase transition in SU(2) gluodynamics”, 7th International Conference “Physics of Liquid Matter: Modern Problems”, Kyiv, Ukraine, 27 - 30 May, 2016.

POSTER “Chemical freeze-out irregularities as new signals of quark-gluon plasma formation”, Bogolyubov Conference Problems of Theoretical Physics, Kyiv, Ukraine, 24 - 26 May, 2016.

SECTION TALK “New irregularities at chemical freeze-out of hadrons”, International Young Scientists Forum (YSF-2015), Dnipropetrovsk, Ukraine, 29 September - 2 October, 2015.

POSTER “Non-equilibrium of strange hadrons and Λ-anomaly during chemical freeze-out stage”,  European School of High-energy Physics, Bansko, Bulgaria, 2 - 15 September, 2015.

SECTION TALK “On chemical (non)equilibrium of strange hadrons at freeze-out stage of nuclear-nuclear collisions”, International School of Subnuclear Physics, Erice, Italy, 24 June - 3 July, 2015.

SKYPE SECTION TALK “Lambda-anomaly in the hadronic chemical freeze-out”, 14th Zimanyi Winter School on Heavy Ion Physics, Budapest, Hungary, 1 - 5 December, 2014.

POSTER “Problem of chemical equilibrium in the hadron resonance gas model”, VI Young Scientists Conference ”Modern Problems of Theoretical Physics”, Kyiv, Ukraine, 25 - 27 November, 2014.

SECTION TALK “The statistical multifragmentation model for compressible nuclear liquid”, 6th International Conference ”Physics of Liquid Matter: Modern Problems”, Kyiv, Ukraine, 23 - 27 May, 2014.

SECTION TALK “Strangeness enhancement at the hadronic chemical freeze-out”,  V Young Scientists Conference “Modern Problems of Theoretical Physics”, Kyiv, Ukraine, 24 - 27 December, 2013.

SECTION TALK “Chemical freeze-outs of strange and nonstrange hadrons”, V Young Scientists
Conference “Modern Problems of Theoretical Physics”, Kyiv, Ukraine, 24 - 27 December, 2013.

POSTER “Bimodality as a unique signal of a first order phase transition”, Ecole Joliot Curie school “A colourful journey: from Hadrons to Quark-Gluon Plasma”, Frejus, France, 29 September - 4 October, 2013.

STUDENT TALK “Bimodality phenomenon in finite and infinite systems within an exactly solvable statistical model”, Helmholtz International Summer School “Physics of Heavy Quarks and Hadrons”, Dubna, Russia, 15 - 28 July, 2013.

SECTION TALK “Bimodality as a signal of the nuclear liquid-gas phase pransition”, International school-seminar “New Physics and Quantum Chromodynamics at External conditions”, Dnepropetrovsk, Ukraine, 22 - 24 May, 2013.

SECTION TALK “Strangeness enhancement at the hadronic chemical freeze-out”,  V Young Scientists Conference “Modern Problems of Theoretical Physics”, Kyiv, Ukraine, 24 - 27 December, 2013.

SECTION TALK “Can bimodality exist without phase transition?”, XI International Interdedisciplinary Scientific Conference “Shevchenkivska vesna 2013”, Kyiv, Ukraine, 18 - 22 March, 2013.

POSTER “Phase diagram of the nuclear matter within an advanced Statistical Multifragmentation Model”, IV Young Scientists Conference “Modern Problems of Theoretical Physics”, Kyiv, Ukraine, 23 - 26 October, 2012.

POSTER “The statistical multifragmentation model with the dimensional hierarchy of singularities”,  III Young Scientists Conference “Modern Problems of Theoretical Physics”, Kyiv, Ukraine, 21 - 23 December, 2011.

SECTION TALK “The primordial abundance determination of 4 He, including new data on systematic effects”, “Astroparticle Physics, Gravitation and Cosmology” conference, Kyiv, Ukraine, 7 -10 June, 2011.

SECTION TALK “The primordial abundance determination of 4 He, including new data on systematic effects”, “18th Young Scientists’ Conference on Astronomy and Space Physics” conference, Kyiv, Ukraine, 2 - 7 May, 2011.

POSTER “XMM-Newton and Swift X-ray observations of active galactic nucleus”, “International Conference of Young Astronomers”, Cracow, Poland, 7 - 13 September, 2009.

POSTER “X-Ray spectrum modeling of the active galactic nucleus of NGC 4945 XMM-Newton
observations”,  “Students Conference” at the Faculty of Physics Kyiv National University, Kyiv, Ukraine, 22 June, 2009.

POSTER “XMM-Newton observations of active galactic nucleus of NGC 4945”, 8th Conference “Week of Doctoral Students 2009”, Prague, Czech Republic, 2 - 5 June, 2009.

SECTION TALK “XMM-Newton and Swift x-ray observations of active galactic nucleus of NGC 4945”, International Conference “16th Young Scientists’ Conference on Astronomy and Space Physics”, Kyiv, Ukraine, 27 April - 2 May, 2009.

POSTER “XMM-Newton observations of active galactic nucleus of NGC 4945”, IX International Conference “Relativistic Astrophysics Gravitation and Cosmology”, Kyiv, Ukraine, 27 - 29 May, 2009.