REPOSITORY.ENU: Недавние поступления

  • RECONSTRUCTION OF THE QUINTESSENCE DARK ENERGY POTENTIAL FROM A GAUSSIAN PROCESS 
    Elizalde, E.; Khurshudyan, M.; Myrzakulov, K.; Bekov, S. (Astrophysics, 2024)
    This paper presents the reconstruction of the quintessence dark energy potential in a model- independent way. Reconstruction relies on a Gaussian process and on available expansion rate data. Specifically, 40-point values ...
  • Recombination Luminescence and Electron–Hole Trapping Centers in BaSO4-Bi Phosphor 
    Pazylbek, Sapargali; Nurakhmetov, Turlybek N.; Nurpeissov, Aibek S.; Alibay, Temirulan T.; Sadykova, Batsay M.; Shamiyeva, Raushan K.; Zarkov, Aleksej; Kareiva, Aivaras (Crystals, 2025)
    This study of the BaSO4-Bi phosphor has revealed that the accumulated energy after external optical excitation exhibits specific characteristics. During irradiation with photon energy exceeding the bandgap, in addition ...
  • Reception of contemporary Kazakh prose in the global cultural space 
    Jakipova, Gulsana; Beisenova, Zhainagul; Toleubayeva, Aknur (Scientific Herald of Uzhhorod University Series “Physics”, 2024)
    Relevance. With the ever-changing cultural component of society, which includes a multifaceted field of literary creation, this topic is relevant to modern linguists and literary scholars because of its versatility and ...
  • Reactions induced by 30 MeV 3He beam on 9Be: Cluster transfer reactions 
    Urazbekov, B A; Issatayev, T; Lukyanov, S M; Azhibekov, A; Denikin, A S; Mendibayev, K; Janseitov, D M; Penionzhkevich, Yu E; Kuterbekov, K A; Zholdybayev, T K (Chinese Physics C, 2024)
    An experiment was conducted for studying the cluster structure of Be induced by He ions at an energy of 30 MeV. As results of the nuclear reaction 3He + 9Be, the differential cross sections for the exit channels - elastic, ...
  • RADIO-ABSORBING MATERIALS BASED ON GRAPHITE PARTICLES IN EPOXY RESIN 
    Makhanov, K.M.; Smagulov, Zh.K.; Burambaeva, N.A.; Assilbekova, A.M.; Soldatkhan, D.; Kuttybek, A.A.; Suleimenova, A.K.; Kenes, T.K.; Kenesbekov, S.E.; Serikova, A.A.; Kenesbek, B.Sh. (Eurasian Physical Technical Journal, 2024)
    This paper presents the results of a study on radio-absorbing materials in the ultra-high frequency range of 78-118 GHz. Crystalline graphite powder (particle size 0.1 mm) was considered as the main radioabsorbing material. ...
  • RADIATION SYNTHESIS OF BARIUM MAGNESIUM FLUORIDE ACTIVATED BY TUNGSTEN CERAMICS: STRUCTURE AND LUMINESCENCE 
    Lisitsyn, V.M.; Vaganov, V.A.; Alpyssova, G.K.; Kaneva, E.V.; Lisitsyna, L.A.; Strelkova, A.V.; Denisov, I.P. (EURASIAN PHYSICAL TECHNICAL JOURNAL, 2024)
    In the work on the example of barium magnesium fluoride activated by tungsten system the existence of possibility of introduction of activators, modifiers into the formed ceramics are shown. Using unique properties of ...
  • Radiation Resistance of High-Entropy Alloys CoCrFeNi and CoCrFeMnNi, Sequentially Irradiated with Kr and He Ions 
    Amanzhulov, Bauyrzhan; Ivanov, Igor; Uglov, Vladimir; Zlotski, Sergey; Ryskulov, Azamat; Kurakhmedov, Alisher; Sapar, Asset; Ungarbayev, Yerulan; Koloberdin, Mikhail; Zdorovets, Maxim (Materials, 2024)
    This work studied the effect of sequential irradiation by krypton and helium ions at room temperature on the composition and structure of CoCrFeNi and CoCrFeMnNi high-entropy alloys (HEAs). Irradiation of the HEAs by 280 ...
  • Radiation Effects in Tungsten and Tungsten-Copper Alloys Treated with Compression Plasma Flows and Irradiated with He Ions 
    Ryskulov, Azamat; Shymanski, Vitaliy; Ivanov, Igor; Amanzhulov, Bauyrzhan; Dauhaliuk, Anastasia; Uglov, Vladimir; Temir, Adilet; Astashynski, Valiantsin; Sapar, Asset; Kuzmitski, Anton; Ungarbayev, Yerulan (Materials, 2024)
    The paper presents the results of studying the structure and phase state of tungsten and tungsten-copper alloy after pulsed action of compression plasma flows and irradiation with helium ions. The compression plasma flows ...
  • Quantum gravitational corrections to the geometry of charged AdS black holes 
    Pourhassan, Behnam; Campos Delgado, Ruben; Upadhyay, Sudhaker; Farahani, Hoda; Kumar, Himanshu (Nuclear Physics, Section B, 2025)
    We consider a modified gravity by higher-derivative gravity coupled with non-local terms and Maxwell electrodynamics. By employing the effective field theory framework for quantum gravity, we compute quantum corrections ...
  • Psychological and pedagogical conditions of training future primary school teachers using modern digital educational resources 
    Aidarbekova, Kulzhan; Abildina, Saltanat; Mukhametzhanova, Aigul; Nagymzhanova, Karakat; Kopbalina, Kamshat (Scientific Herald of Uzhhorod University Series “Physics”, 2024)
    Relevance. The relevance of the research is conditioned upon the need to consider the fundamental aspects of training future primary school teachers in the conditions of digitalisation and globalisation, which are ...
  • Proton beam energy calibration of the 3 MV Tandetron™ at IFIN-HH 
    Testov, D.A.; Straticiuc, M.; Söderström, P.-A.; Aogaki, S.; Andrei, R.-F.; Azhibekov, A.K.; Balabanski, D.L.; Ban, S-R.; Brezeanu, M.; Burducea, I.; Constantin, P.; Dhal, A.; Djourelov, N.; Florea, N.; Gavrilescu, A.; Guardo, L.; Iancu, D.; Ioannidis, S.; Kahl, D.; Kuncser, I.; Kurmanaliyev, Zh.; Kusoglu, A.; Lorusso, G.; Mauyey, B.; Morzabayev, A.; Nedelcu, C.V.; Nichita, D.; S., Niculae; Parlea, P.; Paun, C.; Petruse, T.; Rotaru, A.; Roy, R.; Spataru, A.; State, A.N.; Toma, V.; Tozar, T.; Vasilca, V. (Journal of Instrumentation, 2025)
    The ELIGANT-TN long neutron counter, the ELISSA silicon strip array and the Mini-eTPC active gas target detector all represent nuclear physics research tools constructed at Extreme Light Infrastructure - Nuclear Physics ...
  • Prompt neutron emission in 250No spontaneous fission associated with ground and isomeric state decays 
    Mukhin, R.S. ; Isaev, A.V. ; Andreev,  A.V. ;  Chelnokov, M.L.; Chepigin,  V.I. ;  Devaraja, H.M.;  Izosimov,  I.N.;  Kuznetsova, A.A.; Malyshev, O.N. ; Popeko, A.G. ; Popov,  Yu.A. ; Rahmatinejad, A. ; Sailaubekov, B. ; Shneidman, T.M. ;  Sokol, E.A.; Svirikhin, A.I. ; Tezekbayeva,  M.S. ;  Bychkov, M.A.; Yeremin, A.V. ; Dorvaux, O. ;  Gall, B.; Kessaci, K. ;  Hauschild, K.; Lopez-Martens, A.  (Chinese Physics C, 2024)
    The complete-fusion reaction 204Pb(48Ca,2n)250No was used to study two activities of 250No with distinct half-lives. A total of 1357 events were observed in the SFiNx neutron detection system. The average number of neutrons ...
  • Probing Weyl-type f(Q,T) gravity: Cosmological implications and constraints 
    Alfedeel, Alnadhief H. A.; Koussour, M.; Myrzakulov, N. (Astronomy and Computing, 2024)
    In this paper, we investigate the cosmological implications and constraints of Weyl-type f(Q,T) gravity. This theory introduces a coupling between the non-metricity Q and the trace T of the energy–momentum tensor, using ...
  • Probing the universe’s expansion dynamics: The linear correction scenario perspective on dark energy 
    Myrzakulov, Yerlan; Koussour, M.; Karimov, M.; Rayimbaev, J. (Journal of High Energy Astrophysics, 2024)
    In this study, we investigate the cosmological evolution of the universe, focusing on the KMMS models in a model-independent approach, particularly the scenario involving linear correction, given by E2(z)=A(z)+β(1+γB(z)), ...
  • Primordial black holes from effective field theory of stochastic single field inflation at NNNLO 
    Choudhury, Sayantan; Karde, Ahaskar; Padiyar, Pankaj; Sami, M. (European Physical Journal C, 2025)
    We present a study of the Effective Field Theory (EFT) generalization of stochastic inflation in a model-independent single-field framework and its impact on primordial black hole (PBH) formation. We show how the Langevin ...
  • Primordial non-Gaussianity as a saviour for PBH overproduction in SIGWs generated by pulsar timing arrays for Galileon inflation 
    Choudhury, Sayantan; Dey, Kritartha; Karde, Ahaskar; Panda, Sudhakar; Sami, M. (Physics Letters B, 2024)
    We investigate the explicit role of negative local non-Gaussianity, fNL, in suppressing the abundance of primordial black holes (PBHs) in the single-field model of Galileon inflation. PBH formation requires significantly ...
  • Primordial Cosmology of an Emergent-like Universe from Modified Gravity: Reconstruction and Phenomenology Optimization with a Genetic Algorithm 
    Oikonomou, V.K.; Kafanelis, Gregory K. (International Journal of Modern Physics D, 2024)
    General relativity has been the dominant paradigm theory of gravity for the last century, it manages to explain a plethora of astronomical and cosmological observations with high accuracy. A major challenge faced by general ...
  • Preparing a teacher for professional adaptation in an inclusive educational environment 
    Ospanova, Bibigul; Sultanova, Nurgul; Oryngaliyeva, Sholpan; Amanova, Aray; Ayupova, Gulbarshyn (Scientific Herald of Uzhhorod University Series “Physics”, 2024)
    Relevance. Over the past decade, the solution of the issue of formation of the teacher’s readiness for professional adaptation in an inclusive environment in educational institutions of Kazakhstan has become one of the ...
  • Possible wormholes in f(R) gravity sourced by solitonic quantum wave and cold dark matter halos and their repulsive gravity effect 
    Errehymy, Abdelghani; Khedif, Youssef; Donmez, Orhan; Daoud, Mohammed; Myrzakulov, Kairat; Bekov, Sabit (The European Physical Journal C, 2024)
    In this paper, we present new generalized wormhole (WH) solutions within the context of f(R) gravity. Specifically, we focus on f(R) gravitational theories formulated in the metric formalism, with our investigation centered ...
  • Plants, Microorganisms and Their Metabolites in Supporting Asbestos Detoxification—A Biological Perspective in Asbestos Treatment 
    Łuniewski, Stanisław; Rogowska, Weronika; Łozowicka, Bozena; Iwaniuk, Piotr (Materials, 2024)
    Many countries banned asbestos due to its toxicity, but considering its colossal use, especially in the 1960s and 1970s, disposing of waste containing asbestos is the current problem. Today, many asbestos disposal ...