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Method for Isolating the Light Component of CR Using Cherenkov Telescope Data in the TAIGA Experiment TAIGA实验中利用切伦科夫望远镜数据分离CR光分量的方法
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701272
L. G. Sveshnikova, E. A. Okuneva, I. I. Astapov, P. A. Bezyazykov, A. V. Blinov, E. A. Bonvech, A. N. Borodin, N. M. Budnev, A. V. Bulan, A. Chiavassa, D. V. Chernov, A. N. Dyachok, A. R. Gafarov, A. Yu. Garmash, V. M. Grebenyuk, O. A. Gress, E. O. Gress, T. I. Gress, A. A. Grinyuk, O. G. Grishin, A. L. Ivanova, A. D. Ivanova, M. A. Ilushin, N. N. Kalmykov, V. V. Kindin, S. N. Kiryuhin, R. P. Kokoulin, N. I. Kolosov, K. G. Kompaniets, E. E. Korosteleva, V. A. Kozhin, E. A. Kravchenko, A. P. Kryukov, L. A. Kuzmichev, A. A. Lagutin, M. V. Lavrova, Y. E. Lemeshev, B. K. Lubsandorzhiev, N. B. Lubsandorzhiev, S. D. Malakhov, A. Lukanov, R. R. Mirgazov, R. D. Monkhoev, E. A. Osipova, A. L. Pakhorukov, A. Pan, L. V. Pankov, A. D. Panov, A. A. Petrukhin, D. A. Podgrudkov, I. Poddubny, E. G. Popova, E. B. Postnikov, V. V. Prosin, V. N. Zirakashvily, A. A. Pushnin, R. I. Raikin, A. Y. Razumov, G. I. Rubtsov, E. V. Ryabov, V. S. Samoliga, I. Satyshev, A. Shaykovskii, A. A. Silaev, A. A. Silaev Jr., A. Yu. Sidorenkov, A. V. Skurikhin, A. V. Sokolov, V. A. Tabolenko, A. A. Tanaev, M. Y. Ternovoy, L. G. Tkachev, R. Togoo, N. A. Ushakov, A. Vaidyanathan, P. A. Volchugov, N. V. Volkov, D. M. Voronin, A. V. Zagorodnikov, I. I. Yashin, D. P. Zhurov
{"title":"Method for Isolating the Light Component of CR Using Cherenkov Telescope Data in the TAIGA Experiment","authors":"L. G. Sveshnikova,&nbsp;E. A. Okuneva,&nbsp;I. I. Astapov,&nbsp;P. A. Bezyazykov,&nbsp;A. V. Blinov,&nbsp;E. A. Bonvech,&nbsp;A. N. Borodin,&nbsp;N. M. Budnev,&nbsp;A. V. Bulan,&nbsp;A. Chiavassa,&nbsp;D. V. Chernov,&nbsp;A. N. Dyachok,&nbsp;A. R. Gafarov,&nbsp;A. Yu. Garmash,&nbsp;V. M. Grebenyuk,&nbsp;O. A. Gress,&nbsp;E. O. Gress,&nbsp;T. I. Gress,&nbsp;A. A. Grinyuk,&nbsp;O. G. Grishin,&nbsp;A. L. Ivanova,&nbsp;A. D. Ivanova,&nbsp;M. A. Ilushin,&nbsp;N. N. Kalmykov,&nbsp;V. V. Kindin,&nbsp;S. N. Kiryuhin,&nbsp;R. P. Kokoulin,&nbsp;N. I. Kolosov,&nbsp;K. G. Kompaniets,&nbsp;E. E. Korosteleva,&nbsp;V. A. Kozhin,&nbsp;E. A. Kravchenko,&nbsp;A. P. Kryukov,&nbsp;L. A. Kuzmichev,&nbsp;A. A. Lagutin,&nbsp;M. V. Lavrova,&nbsp;Y. E. Lemeshev,&nbsp;B. K. Lubsandorzhiev,&nbsp;N. B. Lubsandorzhiev,&nbsp;S. D. Malakhov,&nbsp;A. Lukanov,&nbsp;R. R. Mirgazov,&nbsp;R. D. Monkhoev,&nbsp;E. A. Osipova,&nbsp;A. L. Pakhorukov,&nbsp;A. Pan,&nbsp;L. V. Pankov,&nbsp;A. D. Panov,&nbsp;A. A. Petrukhin,&nbsp;D. A. Podgrudkov,&nbsp;I. Poddubny,&nbsp;E. G. Popova,&nbsp;E. B. Postnikov,&nbsp;V. V. Prosin,&nbsp;V. N. Zirakashvily,&nbsp;A. A. Pushnin,&nbsp;R. I. Raikin,&nbsp;A. Y. Razumov,&nbsp;G. I. Rubtsov,&nbsp;E. V. Ryabov,&nbsp;V. S. Samoliga,&nbsp;I. Satyshev,&nbsp;A. Shaykovskii,&nbsp;A. A. Silaev,&nbsp;A. A. Silaev Jr.,&nbsp;A. Yu. Sidorenkov,&nbsp;A. V. Skurikhin,&nbsp;A. V. Sokolov,&nbsp;V. A. Tabolenko,&nbsp;A. A. Tanaev,&nbsp;M. Y. Ternovoy,&nbsp;L. G. Tkachev,&nbsp;R. Togoo,&nbsp;N. A. Ushakov,&nbsp;A. Vaidyanathan,&nbsp;P. A. Volchugov,&nbsp;N. V. Volkov,&nbsp;D. M. Voronin,&nbsp;A. V. Zagorodnikov,&nbsp;I. I. Yashin,&nbsp;D. P. Zhurov","doi":"10.1134/S1063779624701272","DOIUrl":"10.1134/S1063779624701272","url":null,"abstract":"<p>This paper proposes a method for separation the light component of cosmic rays in the energy range of 200 TeV–20 PeV (the knee region in the PCR spectrum) from hybrid events detected by two Cherenkov setups IACT + HiSCORE in TAIGA experiment. The possibility of such separation is demonstrated using Monte Carlo calculations and the first experimental estimates are made.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"118 - 121"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development and Experience of Manufacturing Track Detectors Made of Drift Tubes at the National Research Center “Kurchatov Institute”—Institute of High Energy Physics (IHEP) 国家库尔恰托夫研究所-高能物理研究所漂移管轨道探测器的研制与经验
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701442
A. A. Borisov, A. N. Isaev, A. S. Kozhin, M. M. Soldatov, R. M. Fakhrutdinov, A. P. Filin
{"title":"Development and Experience of Manufacturing Track Detectors Made of Drift Tubes at the National Research Center “Kurchatov Institute”—Institute of High Energy Physics (IHEP)","authors":"A. A. Borisov,&nbsp;A. N. Isaev,&nbsp;A. S. Kozhin,&nbsp;M. M. Soldatov,&nbsp;R. M. Fakhrutdinov,&nbsp;A. P. Filin","doi":"10.1134/S1063779624701442","DOIUrl":"10.1134/S1063779624701442","url":null,"abstract":"<p>Design, assembly procedure, and some test results of track chambers based on drift tubes (DT) in a housing made of aluminum tubes with a diameter of 30 and 52 mm and mylar tubes with a diameter of 15 and 30 mm are presented.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"223 - 228"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100355","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of Muon Neutrino Interactions with an Increased Phase Space Coverage in the Near Detector of the T2K Experiment T2K实验近探测器中增加相空间覆盖率的μ子-中微子相互作用分析
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701375
D. V. Fedorova, A. O. Izmaylov
{"title":"Analysis of Muon Neutrino Interactions with an Increased Phase Space Coverage in the Near Detector of the T2K Experiment","authors":"D. V. Fedorova,&nbsp;A. O. Izmaylov","doi":"10.1134/S1063779624701375","DOIUrl":"10.1134/S1063779624701375","url":null,"abstract":"<p>Using of data from the ND280 near detector plays a key role in reducing systematic errors and increasing the accuracy of neutrino oscillation analysis in the T2K long-baseline accelerator experiment. A significant limitation is the relatively small phase space available for measurements in ND280. This work is devoted to the use of new methods for reconstructing and selecting neutrino reaction products, which allows for a significant increase of the kinematic range of analysis.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"173 - 176"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100260","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Search for Axions and Axion-Like Particles in Experiments with Standard Model Particles 在标准模型粒子实验中寻找轴子和类轴子粒子
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701600
A. Ya. Silenko
{"title":"Search for Axions and Axion-Like Particles in Experiments with Standard Model Particles","authors":"A. Ya. Silenko","doi":"10.1134/S1063779624701600","DOIUrl":"10.1134/S1063779624701600","url":null,"abstract":"<p>The axion is a hypothetical particle being of interest as a possible component of the cold dark matter. The axion-like dark matter interacts with particles as axions. The axion–gluon coupling results in the appearance of oscillating nucleon EDMs which are proportional to the axion field. Axions manifest themselves in direct interactions with particles (the so-called axion wind effect). The axion–photon coupling leading to the appearance of <i>effective</i> oscillating magnetic charges and EDMs also influences the spin motion. We determine the relativistic spin dynamics defined by the pseudoscalar field of dark matter axions.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"335 - 339"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100174","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Studies of Nuclear Reactions of Light Nuclei in the Energy Range up to 2.2 MeV at the VITA Tandem Accelerator VITA串联加速器上2.2 MeV能量范围内轻核核反应的研究
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701636
M. I. Bikchurina, T. A. Bykov, D. A. Kasatov, Ya. A. Kolesnikov, A. M. Koshkarev, G. M. Ostreinov, S. S. Savinov, E. O. Sokolova, A. A. Shuklina, S. Yu. Taskaev
{"title":"Studies of Nuclear Reactions of Light Nuclei in the Energy Range up to 2.2 MeV at the VITA Tandem Accelerator","authors":"M. I. Bikchurina,&nbsp;T. A. Bykov,&nbsp;D. A. Kasatov,&nbsp;Ya. A. Kolesnikov,&nbsp;A. M. Koshkarev,&nbsp;G. M. Ostreinov,&nbsp;S. S. Savinov,&nbsp;E. O. Sokolova,&nbsp;A. A. Shuklina,&nbsp;S. Yu. Taskaev","doi":"10.1134/S1063779624701636","DOIUrl":"10.1134/S1063779624701636","url":null,"abstract":"<p>Parameters of nuclear reactions <i>p</i> + Li, <i>d</i> + Li, <i>p</i> + B and <i>d</i> + B at ion energies up to 2.2 MeV were measured at the vacuum-insulated tandem accelerator VITA using alpha, gamma, and neutron spectrometers: particle yield, reaction cross section, decay path, angular and energy distribution of products. The article provides a brief description of the facility, presents, discusses the results of the research, and declares the plans.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"355 - 362"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100177","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Strategy of Equipping the PIK Reactor Experimental Stations with Neutron Detection Systems 为PIK反应堆实验站配备中子探测系统的策略
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701417
A. G. Krivshich
{"title":"The Strategy of Equipping the PIK Reactor Experimental Stations with Neutron Detection Systems","authors":"A. G. Krivshich","doi":"10.1134/S1063779624701417","DOIUrl":"10.1134/S1063779624701417","url":null,"abstract":"<p>The instrumental facility of the PIK reactor (Petersburg Nuclear Physics Institute of the National Research Center “Kurchatov Institute,” Russia) was analyzed for compliance of its neutron detectors with all the required operational parameters based on an analysis of detector instruments and strategic trends of detector development in leading neutron research centers of the world and in similar centers in Russia for over 60 years. An attempt is made to predict the advancement of the neutron detector technology for the next 10 to 15 years. A strategy is outlined as to how these requirements might be tackled by novel detector developments. This strategy is based on the ability to produce optimally performing detectors that can make the PIK reactor instruments the world leading.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"195 - 209"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A New Source of Spontaneous Self-Sustaining Currents in Multiwire Proportional Chambers 多线比例室中自发自持电流的新来源
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701429
G. E. Gavrilov, M. E. Buzoveria, A. Radulović, A. A. Dzyuba, O. E. Maev, I. A. Karpov, M. V. Tatsenko, D. Bajuk-Bogdanović, H. Begović
{"title":"A New Source of Spontaneous Self-Sustaining Currents in Multiwire Proportional Chambers","authors":"G. E. Gavrilov,&nbsp;M. E. Buzoveria,&nbsp;A. Radulović,&nbsp;A. A. Dzyuba,&nbsp;O. E. Maev,&nbsp;I. A. Karpov,&nbsp;M. V. Tatsenko,&nbsp;D. Bajuk-Bogdanović,&nbsp;H. Begović","doi":"10.1134/S1063779624701429","DOIUrl":"10.1134/S1063779624701429","url":null,"abstract":"<p>The results of a study of the mechanism of occurrence of spontaneous self-sustaining currents in proportional chambers, operating as part of experiments at the LHC, are presented. The cathode of the proportional chamber dismantled from the LHCb detector, in which the occurrence of self-supporting spontaneous currents were regularly observed, was studied by AFM, Rutherford backscattering, and Raman spectroscopy. Nanocarbon structures and their fluorinated compounds were discovered in the zone of spontaneous currents of the cathode. Such formations are well known as low-threshold sources of the field emission of electrons.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"210 - 218"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100360","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Primordial Black Hole Binaries: The Impact of Poisson Clustering 原始黑洞双星：泊松聚类的影响
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701338
V. Stasenko
{"title":"Primordial Black Hole Binaries: The Impact of Poisson Clustering","authors":"V. Stasenko","doi":"10.1134/S1063779624701338","DOIUrl":"10.1134/S1063779624701338","url":null,"abstract":"<p>Poisson noise in the initial spatial distribution of primordial black holes (PBHs) leads to their active clustering in the early Universe. Using a simple model, this work examines the internal dynamics of clusters, the formation of binary black holes and their mergers. It is shown that PBH binaries formed at the radiation-dominated phase are actively perturbed and make a subdominant contribution to gravitational wave events compared to PBHs mergers in clusters.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"152 - 156"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100178","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Quark Gas at High Temperature: Finite-Volume Effects 高温夸克气体：有限体积效应
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701521
R. N. Rogalyov, N. V. Gerasimeniuk, A. A. Korneev
{"title":"Quark Gas at High Temperature: Finite-Volume Effects","authors":"R. N. Rogalyov,&nbsp;N. V. Gerasimeniuk,&nbsp;A. A. Korneev","doi":"10.1134/S1063779624701521","DOIUrl":"10.1134/S1063779624701521","url":null,"abstract":"<p>It is shown that the standard formula for the pressure of a gas of free massless fermions leads to negative probabilities when the fermion number of the system being equal to <i>n</i> if <i>n</i> is large. The ways of resolving this paradox are proposed. A detailed analysis of the corresponding partition function reveals the existence of the Roberge–Weiss transition in the absence of strong interactions.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"275 - 280"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100403","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Toward a Quantum Model of an Electron with the Zero Self-Energy 零自能电子的量子模型
IF 0.6 4区 物理与天体物理
Physics of Particles and Nuclei Pub Date : 2025-05-20 DOI: 10.1134/S1063779624701326
V. P. Neznamov, V. E. Shemarulin
{"title":"Toward a Quantum Model of an Electron with the Zero Self-Energy","authors":"V. P. Neznamov,&nbsp;V. E. Shemarulin","doi":"10.1134/S1063779624701326","DOIUrl":"10.1134/S1063779624701326","url":null,"abstract":"<p>We propose two models of the electron with the zero self-energy based on the updated regular charged Reissner–Nordström and Kerr–Newman metrics with quantum nuclei.</p>","PeriodicalId":729,"journal":{"name":"Physics of Particles and Nuclei","volume":"56 2","pages":"146 - 151"},"PeriodicalIF":0.6,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144100248","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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