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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
A Comparison of Methods for Determining the Total Efficiency of HPGe Detectors 测定HPGe探测器总效率方法的比较
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701304
P. T. Thanh, V. D. Cong, L. H. Khiem, L. T. M. Nhat, T. H. B. Phi, N. T. X. Thai, T. N. Toan, D. V. Trung, N. T. Binh, P. L. Tuan, N. T. Dinh, N. A. Son, S. B. Borzakov, A. Yu. Dmitriev, V. N. Shvetsov
{"title":"A Comparison of Methods for Determining the Total Efficiency of HPGe Detectors","authors":"P. T. Thanh,&nbsp;V. D. Cong,&nbsp;L. H. Khiem,&nbsp;L. T. M. Nhat,&nbsp;T. H. B. Phi,&nbsp;N. T. X. Thai,&nbsp;T. N. Toan,&nbsp;D. V. Trung,&nbsp;N. T. Binh,&nbsp;P. L. Tuan,&nbsp;N. T. Dinh,&nbsp;N. A. Son,&nbsp;S. B. Borzakov,&nbsp;A. Yu. Dmitriev,&nbsp;V. N. Shvetsov","doi":"10.1134/S1547477125701304","DOIUrl":"10.1134/S1547477125701304","url":null,"abstract":"<p>The total detection efficiency (TDF) of HPGe detectors, calculated using two different codes, MCNP and EFFTRAN, are presented. A comparison with experimentally measured values shows that the two codes produce quite similar results for point sources but very different for disc-shaped ones. Using the TDF calculated with these codes to determine the correction for true coincidence summing (TCS), similar results are obtained. This means that this correction is not highly dependent on the TDF, and it is possible to use EFFTRAN to shorten the calculation time.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1136 - 1140"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210345","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 Platform for Hard Disk Deive Failure Prediction 硬盘故障预测平台的开发
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S154747712570102X
A. Dzakhoev, N. Balashov
{"title":"Development of Platform for Hard Disk Deive Failure Prediction","authors":"A. Dzakhoev,&nbsp;N. Balashov","doi":"10.1134/S154747712570102X","DOIUrl":"10.1134/S154747712570102X","url":null,"abstract":"<p>In the operation of the Multifunctional Information and Computing Complex (MICC) of the Meshcheryakov Laboratory of Information Technologies (MLIT) at the Joint Institute for Nuclear Research (JINR), a large volume of server equipment is utilized, which provides computational resources to many scientific groups and experiments. Some components of this equipment (primary hard drives, as well as CPUs and memory modules) are subject to wear and must be replaced in a timely manner to ensure the uninterrupted operation of the computing complex. For the replacement of failing equipment, MICC maintains a spare parts warehouse that requires replenishment. This paper presents a system and tools for collecting, storing, and processing information about hard disk drives for future predictions of HDD failures and improving spare parts inventory planning. As an example, a statistical method based on Weibull distribution was used on a collected data to provide basic estimations of HDD failures depending on their working time. The developed solution is built on freely distributed components and can be used in similar infrastructures. Integration into the inventory system of the JINR Cloud infrastructure is also planned.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1029 - 1031"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210351","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
Vortex Clusters in Intertype and Ferromagnetic Superconductors in Monte Carlo Approach 蒙特卡罗方法在型间和铁磁超导体中的涡旋簇
IF 0.4
Physics of Particles and Nuclei Letters Pub Date : 2025-10-03 DOI: 10.1134/S1547477125701225
V. P. Lenkov, A. N. Maksimova, A. N. Moroz, V. A. Kashurnikov
{"title":"Vortex Clusters in Intertype and Ferromagnetic Superconductors in Monte Carlo Approach","authors":"V. P. Lenkov,&nbsp;A. N. Maksimova,&nbsp;A. N. Moroz,&nbsp;V. A. Kashurnikov","doi":"10.1134/S1547477125701225","DOIUrl":"10.1134/S1547477125701225","url":null,"abstract":"<p>Currently, it is of interest to study the magnetic properties of HTSC at the mesoscopic level. One of the best methods of numerical modeling in such cases is the Monte Carlo method. In our work, an attempt is made to apply this algorithm to some unconventional superconductors. The survey with 2 different vortex-vortex interaction potentials was carried out. The first one can represent intertype HTSC, and the second one corresponds to ferromagnetic superconductors. Magnetic field distribution and magnetization curves were modeled. Moreover, the study of behavior of vortex clusters with various configurations of defects was conducted. As for ferromagnetic superconductors, the dependence of the field distribution on magnetic susceptibility has been investigated.</p>","PeriodicalId":730,"journal":{"name":"Physics of Particles and Nuclei Letters","volume":"22 5","pages":"1106 - 1110"},"PeriodicalIF":0.4,"publicationDate":"2025-10-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145210452","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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