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Physics of Particles and Nuclei Letters最新文献

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Superdeformed (mathbb{C}mathbb{P}) σ-Model Equivalence 超变形(mathbb{C}mathbb{P}) σ-模型等效
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-12-01 DOI: 10.1134/S1547477125701675
A. Pribytok
{"title":"Superdeformed (mathbb{C}mathbb{P}) σ-Model Equivalence","authors":"A. Pribytok","doi":"10.1134/S1547477125701675","DOIUrl":"10.1134/S1547477125701675","url":null,"abstract":"<p>We find the novel supersymmetric deformation of the <span>(mathbb{C}{{mathbb{P}}^{1}})</span> σ-model and its equivalence with the generalised chiral Gross–Neveu. This construction allows the use of field-theoretic techniques and particularly the study of renormalisability and β function. Provided approach is useful in finding conformal limits and establishes relation between chiral (GN) and sigma model (geometric) descriptions, which is explicitly demonstrated for the case of <span>(mathbb{R} times {{S}^{1}})</span>/Super-Thirring models. We also make remarks on its emergence in <span>(mathcal{N} = 2)</span> Liouville and 4-dim Chern–Simons theory.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 6","pages":"1335 - 1338"},"PeriodicalIF":0.4,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145646142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Point-Like String in Schrödinger Spaces 在Schrödinger空格中的点状字符串
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-12-01 DOI: 10.1134/S1547477125701572
V. Avramov, H. Dimov, M. Radomirov, R. C. Rashkov, T. Vetsov
{"title":"A Point-Like String in Schrödinger Spaces","authors":"V. Avramov,&nbsp;H. Dimov,&nbsp;M. Radomirov,&nbsp;R. C. Rashkov,&nbsp;T. Vetsov","doi":"10.1134/S1547477125701572","DOIUrl":"10.1134/S1547477125701572","url":null,"abstract":"<p>We explore the sector of point-like string in Schrödinger spaces, reveal underlying supersymmetry and compute its Krylov complexity.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 6","pages":"1293 - 1297"},"PeriodicalIF":0.4,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145646134","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study on Meson Cloud Contributions to Octet and Decuplet Baryon Masses 介子云对八重子和十重子质量贡献的研究
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-12-01 DOI: 10.1134/S1547477125701778
Yan Ge, Shuai Gui, Shixing Liu, Yongxin Guo, Xuyang Liu
{"title":"Study on Meson Cloud Contributions to Octet and Decuplet Baryon Masses","authors":"Yan Ge,&nbsp;Shuai Gui,&nbsp;Shixing Liu,&nbsp;Yongxin Guo,&nbsp;Xuyang Liu","doi":"10.1134/S1547477125701778","DOIUrl":"10.1134/S1547477125701778","url":null,"abstract":"<p>In the present work, we explore the effect of the meson cloud dressing on the octet and decuplet baryon masses within the perturbative chiral quark model by considering both the ground and excited quark propagators, in which the excited states in the quark propagators are truncated up to the low energy scale <span>(Lambda = 1)</span> GeV. The total results on the octet and decuplet baryon masses agree excellently with the experimental data. The study also clearly shows that the meson cloud plays an important role in the baryon mass, and the excited states in the intermediate quark propagators are significantly influential.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 6","pages":"1385 - 1391"},"PeriodicalIF":0.4,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145646149","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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 Hypernuclei in Simulated Data of the BM@N Experiment BM@N实验模拟数据中的超核分析
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701079
E. Konstantinova, S. Merts
{"title":"Analysis of Hypernuclei in Simulated Data of the BM@N Experiment","authors":"E. Konstantinova,&nbsp;S. Merts","doi":"10.1134/S1547477125701079","DOIUrl":"10.1134/S1547477125701079","url":null,"abstract":"<p>This work is devoted to the study of the simplest hypernuclei, namely <span>(_{Lambda }^{3}{text{H}})</span> and <span>(_{Lambda }^{4}{text{H}})</span>, in the BM@N experiment. They may be one of the possible markers of the phase transition from nuclear matter to quark-gluon plasma in high-energy ion collisions. Reconstruction efficiency of two-body <span>({{pi }^{ - }})</span>ecays of these hypernuclei was estimated using simulated data based on DCM-SMM nuclear interaction model and a realistic description of the BM@N spectrometer. A procedure to optimize significance of the observed signal of hypernuclei decays is developed and presented.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1048 - 1051"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Calibration Technique for Stilbene-Based Neutron Detector 二苯乙烯基中子探测器的标定技术
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701316
A. Mai, M. S. Golovkov, A. A. Bezbakh, G. Kaminski, R. Turar
{"title":"Calibration Technique for Stilbene-Based Neutron Detector","authors":"A. Mai,&nbsp;M. S. Golovkov,&nbsp;A. A. Bezbakh,&nbsp;G. Kaminski,&nbsp;R. Turar","doi":"10.1134/S1547477125701316","DOIUrl":"10.1134/S1547477125701316","url":null,"abstract":"<p>Fast neutron detection requires application of the detector material that is rich in hydrogen with a sufficient level of detection efficiency and the capability to discriminate neutron signals in the presence of undesirable gamma-ray background. In this work, we evaluated the performance of neutron modules with the measurement of gamma-sources. In particular, the light yield of the detectors was calibrated with a set of standard <sup>22</sup>Na, <sup>137</sup>Cs and <sup>241</sup>Am sources by the use of Compton Edge technique. In the meanwhile, the time resolution was estimated by measuring gamma-gamma coincidences with <sup>60</sup>Co source.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1141 - 1144"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210442","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Technique of Measuring Coherent Radiation on the MT-25 Microtron MT-25微管相干辐射测量技术
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701171
E. Kidanova, I. Kishin, P. Karataev, S. Alekseev, A. Baldin, V. Bleko, E. Bushmina, A. Klenin, V. Kocharyan, A. Kubankin, V. Margaryan, S. Mitrofanov, M. Nozdrin, V. Semin, S. Stuchebrov
{"title":"The Technique of Measuring Coherent Radiation on the MT-25 Microtron","authors":"E. Kidanova,&nbsp;I. Kishin,&nbsp;P. Karataev,&nbsp;S. Alekseev,&nbsp;A. Baldin,&nbsp;V. Bleko,&nbsp;E. Bushmina,&nbsp;A. Klenin,&nbsp;V. Kocharyan,&nbsp;A. Kubankin,&nbsp;V. Margaryan,&nbsp;S. Mitrofanov,&nbsp;M. Nozdrin,&nbsp;V. Semin,&nbsp;S. Stuchebrov","doi":"10.1134/S1547477125701171","DOIUrl":"10.1134/S1547477125701171","url":null,"abstract":"<p>The article presents a method for measuring coherent transition radiation at one of the basic FLNR JINR installations, the MT-25 microtron, with ultra-high spectral resolution. The presented technique makes it possible to estimate the electron bunch length from measured spectra, demonstrating an effective tool for longitudinal diagnostics of charged particle beams with bunch length from a few tens of femtoseconds to a few tens of picoseconds have been demonstrated.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1086 - 1089"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210447","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reconstruction of Strange Particles Produced in Xe + CsI Interactions in the BM@N Experiment BM@N实验中Xe + CsI相互作用产生的奇异粒子的重建
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701134
R. A. Zinchenko, V. A. Vasendina, D. R. Drnoyan, A. I. Zinchenko, D. A. Zinchenko, M. N. Kapishin, I. A. Rufanov
{"title":"Reconstruction of Strange Particles Produced in Xe + CsI Interactions in the BM@N Experiment","authors":"R. A. Zinchenko,&nbsp;V. A. Vasendina,&nbsp;D. R. Drnoyan,&nbsp;A. I. Zinchenko,&nbsp;D. A. Zinchenko,&nbsp;M. N. Kapishin,&nbsp;I. A. Rufanov","doi":"10.1134/S1547477125701134","DOIUrl":"10.1134/S1547477125701134","url":null,"abstract":"<p>The study of strangeness production in nucleus-nucleus collisions is one of the main challenges of the BM@N experiment physics program at the NICA complex. In this paper, we present some results of strange particle reconstruction produced in the collisions between a beam of Xe atoms with kinetic energy of 3.8A GeV and a CsI target.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1070 - 1074"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fast Neutrino Oscillation in Short Baseline Reactor Antineutrino Experiments 短基线反应堆反中微子实验中的快中微子振荡
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701262
V. Zavadskyi
{"title":"Fast Neutrino Oscillation in Short Baseline Reactor Antineutrino Experiments","authors":"V. Zavadskyi","doi":"10.1134/S1547477125701262","DOIUrl":"10.1134/S1547477125701262","url":null,"abstract":"<p>Nuclear power plants are actively used to study the properties of neutrinos due to the intense <span>({{overline nu }_{e}})</span> flux, which makes possible to accumulate significant statistics. In short baseline experiments, where the distance between the reactor and the detector is less than 100 meters, it is important to take into account the smearing of the oscillation base to avoid overestimating of sensitivity to fast neutrino oscillations. This work presents the results of accounting for this smearing for a 15 m oscillation baseline and compares them with a point-like model.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1122 - 1124"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210769","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of Contemporary Log Management Solution for the Software Infrastructure of the BM@N Experiment BM@N实验软件基础设施当代日志管理解决方案的开发
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125700967
I. Romanov, A. Chebotov, K. Gertsenberger
{"title":"Development of Contemporary Log Management Solution for the Software Infrastructure of the BM@N Experiment","authors":"I. Romanov,&nbsp;A. Chebotov,&nbsp;K. Gertsenberger","doi":"10.1134/S1547477125700967","DOIUrl":"10.1134/S1547477125700967","url":null,"abstract":"<p>In the course of developing a software ecosystem of the BM@N experiment, a multitude of systems and services has been implemented, including data processing and information systems. An integral component of the maintenance procedure is monitoring the operation of the systems of the BM@N software infrastructure and requests to them, which are logged to the corresponding files. The paper presents the implementation of a contemporary solution for the log management of the BM@N software complex. The log management solution has been implemented based on a high-performance and cost-effective technology stack of ClickHouse and Datadog Vector. The employment of the Metabase business intelligence platform and Grafana real-time monitoring tool further facilitates the analysis of the collected logs. As a result, the integration of these solutions enhances the resilience of the BM@N software infrastructure and facilitates security auditing.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1009 - 1011"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210772","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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 the Indirect Manifestation of Extra Z' Boson at ILC and CLIC 额外Z′玻色子在ILC和CLIC上的间接表现分析
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701237
D. V. Sinegribov, V. V. Andreev, I. A. Serenkova
{"title":"Analysis of the Indirect Manifestation of Extra Z' Boson at ILC and CLIC","authors":"D. V. Sinegribov,&nbsp;V. V. Andreev,&nbsp;I. A. Serenkova","doi":"10.1134/S1547477125701237","DOIUrl":"10.1134/S1547477125701237","url":null,"abstract":"<p>A method is proposed to obtain constraints on the <i>Z</i> ' boson characteristics based on the analysis of indirect effects. The potential of the ILC and CLIC colliders to enhance current constraints on the <i>Z</i> ' boson mass for various models is assessed.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1111 - 1114"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210777","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","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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