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Study of the Switching Process of a Bidirectional Thyratron Triggered by High Voltage Pulses with a Nanosecond Front Edge 纳秒级高压脉冲触发双向闸流管的开关过程研究
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700381
S. V. Korotkov, A. L. Zhmodikov, D. A. Korotkov
{"title":"Study of the Switching Process of a Bidirectional Thyratron Triggered by High Voltage Pulses with a Nanosecond Front Edge","authors":"S. V. Korotkov,&nbsp;A. L. Zhmodikov,&nbsp;D. A. Korotkov","doi":"10.1134/S0020441225700381","DOIUrl":"10.1134/S0020441225700381","url":null,"abstract":"<p>The process of switching a powerful TDI3-100k/75D thyratron triggered by a semiconductor generator, whose output pulse has a small jitter (∼3 ns) relative to the moment of application of a control pulse and ensures a high rise rate of the triggering voltage pulses (∼4 kV/ns) and triggering current pulses (∼100 A/ns), is investigated. It is shown that with such switching, the jitter of the thyratron triggering current pulse relative to the triggering voltage pulse is less than 1 ns, while the jitter of the power-current pulse front edge through the thyratron relative to the triggering current pulse does not exceed 5 ns with both positive and negative anode potentials, when the thyratron is triggered from the cathode or anode side, respectively.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"267 - 272"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145161785","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Capacitor Cell with Forced Turn-on 一种强制导通的电容器电池
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700447
B. E. Fridman, A. V. Vasiliev, R. Sh. Enikeev, A. V. Korkunov, D. E. Popkov, K. S. Sapozhnikov, P. V. Tomashevich
{"title":"A Capacitor Cell with Forced Turn-on","authors":"B. E. Fridman,&nbsp;A. V. Vasiliev,&nbsp;R. Sh. Enikeev,&nbsp;A. V. Korkunov,&nbsp;D. E. Popkov,&nbsp;K. S. Sapozhnikov,&nbsp;P. V. Tomashevich","doi":"10.1134/S0020441225700447","DOIUrl":"10.1134/S0020441225700447","url":null,"abstract":"<p>A capacitor cell (120 kJ and 50 kV) is intended for application in a large capacitive energy storage with a stored energy of several megajoules. A double-circuit capacitor cell that consists of “fast” and “slow” discharge circuits is proposed and substantiated. The fast discharge circuit involving a capacitor with a relatively small stored energy and a fast pseudospark discharge current switch provides a given voltage front duration at the load of 100 ns at most. The slow circuit with the main capacitor bank and a triggered vacuum switch can generate a current pulse with an amplitude of up to 500 kA at a specified current front duration of up to 10 μs. The capacitor cell design is described, and the research results of the transient processes during the cell discharge are presented, including those for high frequency oscillations in a 20-m-long cable line, which connects the capacitor cell with the load. The results of testing the capacitor-cell prototype are presented.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"273 - 282"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145161791","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Automation of the Control System of the DFS-24 Spectrometer Based on Labview 基于Labview的DFS-24光谱仪控制系统自动化
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700459
A. A. Khachaturova, M. N. Nersisyan, O. L. Ayvazyan
{"title":"Automation of the Control System of the DFS-24 Spectrometer Based on Labview","authors":"A. A. Khachaturova,&nbsp;M. N. Nersisyan,&nbsp;O. L. Ayvazyan","doi":"10.1134/S0020441225700459","DOIUrl":"10.1134/S0020441225700459","url":null,"abstract":"<p>The article solves the actual problem of automation of spectroscopic measurements based on the DFS-24 spectrometer. A universal system has been developed, which consists of a control unit, a data-acquisition and recording unit, and a user interface. All tasks and corresponding mechanisms associated with the use of the spectrometer are controlled through an interface developed in the LabVIEW environment. The use of digital processing and control methods allows increasing the resolution of the resolving spectral power of the device and recording weak signals. The results of using the developed control system are presented.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"243 - 246"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145162165","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A Circulation Pump for Continuous Cleaning of the Working Medium of the RED-100 Two-Phase Emission Detector RED-100两相发射探测器工作介质连续清洗的循环泵
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700289
I. S. Aleksandrov, V. A. Belov, A. I. Bolozdynya, A. A. Vasin, A. V. Galavanov, Yu. V. Gusakov, A. G. Kovalenko, E. S. Kozlova, A. M. Konovalov, V. N. Kornoukhov, A. V. Kumpan, A. V. Luk’yashin, A. V. Pinchuk, O. E. Razuvaeva, D. G. Rudik, G. E. Simakov, V. V. Sosnovtsev, A. V. Khromov, A. V. Shakirov, A. V. Etenko
{"title":"A Circulation Pump for Continuous Cleaning of the Working Medium of the RED-100 Two-Phase Emission Detector","authors":"I. S. Aleksandrov,&nbsp;V. A. Belov,&nbsp;A. I. Bolozdynya,&nbsp;A. A. Vasin,&nbsp;A. V. Galavanov,&nbsp;Yu. V. Gusakov,&nbsp;A. G. Kovalenko,&nbsp;E. S. Kozlova,&nbsp;A. M. Konovalov,&nbsp;V. N. Kornoukhov,&nbsp;A. V. Kumpan,&nbsp;A. V. Luk’yashin,&nbsp;A. V. Pinchuk,&nbsp;O. E. Razuvaeva,&nbsp;D. G. Rudik,&nbsp;G. E. Simakov,&nbsp;V. V. Sosnovtsev,&nbsp;A. V. Khromov,&nbsp;A. V. Shakirov,&nbsp;A. V. Etenko","doi":"10.1134/S0020441225700289","DOIUrl":"10.1134/S0020441225700289","url":null,"abstract":"<p>A standard diaphragm pump has been upgraded for continuous circulation cleaning of noble gases, the liquid phase of which is used as the working medium of emission detectors, in order to ensure stepless regulation of the flow rate of the purified gas in the range of 8–15 L/min.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"315 - 318"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145162163","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Polarization Rotator for Powerful Femtosecond Midinfrared Laser Pulses 强飞秒中红外激光脉冲偏振旋转器
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700411
D. S. Moiseev, M. V. Rozhko, Ya. O. Romanovskii, G. Yu. Levkin, A. V. Mitrofanov, D. A. Sidorov-Biryukov
{"title":"Polarization Rotator for Powerful Femtosecond Midinfrared Laser Pulses","authors":"D. S. Moiseev,&nbsp;M. V. Rozhko,&nbsp;Ya. O. Romanovskii,&nbsp;G. Yu. Levkin,&nbsp;A. V. Mitrofanov,&nbsp;D. A. Sidorov-Biryukov","doi":"10.1134/S0020441225700411","DOIUrl":"10.1134/S0020441225700411","url":null,"abstract":"<p>The optical scheme is presented for rotation of laser pulses polarization based only on reflective elements. The losses and the degree of depolarization introduced by this scheme for laser radiation of the visible, near, and midinfrared ranges are determined. The possibility of using the device in the terahertz frequency range is shown. Numerical analysis was performed using experimentally measured complex reflection coefficients for radiation at wavelengths of 532, 808, and 3900 nm for gold mirrors with a protective coating. The possibility of using the rotator for continuous rotation of the polarization of femtosecond laser pulses of the midinfrared range is experimentally shown. It was found that for femtosecond laser pulses at a central wavelength of 3.9 μm (wavelength range of 3600–4200 nm), the losses introduced by the rotator are less than 8% and the degree of polarization in this case varies from 0.95 to 0.985 depending on the rotator position</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"305 - 310"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145161411","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Gas-Circulation System for Forming a Gas-Jet Target in a Vacuum Chamber of a Laser-Plasma Source 激光等离子体源真空室中形成气体喷射靶的气体循环系统
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700332
V. E. Guseva, A. N. Nechai, A. A. Perekalov, N. I. Chkhalo
{"title":"Gas-Circulation System for Forming a Gas-Jet Target in a Vacuum Chamber of a Laser-Plasma Source","authors":"V. E. Guseva,&nbsp;A. N. Nechai,&nbsp;A. A. Perekalov,&nbsp;N. I. Chkhalo","doi":"10.1134/S0020441225700332","DOIUrl":"10.1134/S0020441225700332","url":null,"abstract":"<p>The design and operating principle of a gas-circulation system used as a target for a gas-jet laser-plasma source are described. The need for such a system is due to the desire to reduce gas consumption while maintaining the performance of the radiation source. The circulation system allows the same volume of gas to be used as a target multiple times. The article presents the design of the system as well as the results of trial operation and assessment of the tightness of the designed system and the operating time on one gas filling.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"291 - 294"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145162169","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","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 a Method for Designing Analog Devices Based on Elementary Links 基于初等链路的模拟器件设计方法的发展
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S002044122570040X
P. S. Martyanov
{"title":"Development of a Method for Designing Analog Devices Based on Elementary Links","authors":"P. S. Martyanov","doi":"10.1134/S002044122570040X","DOIUrl":"10.1134/S002044122570040X","url":null,"abstract":"<p>A description of the methodology for developing analog electronic units using the necessary links and its application to specific tasks is presented. The importance of the proposed methodology for the creation of radio-engineering systems is substantiated. The use of theoretical calculations allows for the synthesis of analog devices and the necessary experimental studies.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"247 - 252"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145161413","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Coaxial ECR Ion Source for Direct-Acting Accelerators 直接作用加速器用同轴ECR离子源
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S002044122570037X
S. G. Konstantinov
{"title":"Coaxial ECR Ion Source for Direct-Acting Accelerators","authors":"S. G. Konstantinov","doi":"10.1134/S002044122570037X","DOIUrl":"10.1134/S002044122570037X","url":null,"abstract":"<p>An ion injector based on an ECR discharge in a coaxial resonator is described. Its effectiveness is due to the use of several original solutions: a direct connection of the magnetron to an ion source is used, the original magnetic system has a configuration with precise adjustment to the maximum ion current, in addition, it minimizes the combustion zone at the emission hole. The ion current is also significantly increased due to the use of ceramic inserts in the discharge zone. The device does not have a standard microwave path, and the microwave generator (magnetron) is connected directly to the communication loop of the coaxial resonator. The recoverable current of hydrogen ions with a microwave power input of approximately 100 W is 8.5 mA.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"295 - 299"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145161412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computational and Experimental Substantiation of Using a Proportional Counter for Monitoring the Neutron Fluence Rate of the NG-11I Generator 用比例计数器监测NG-11I发生器中子通量的计算和实验证实
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700472
S. A. Cheryshov, I. Yu. Drozdov, S. P. Kotkov, V. V. Gaganov
{"title":"Computational and Experimental Substantiation of Using a Proportional Counter for Monitoring the Neutron Fluence Rate of the NG-11I Generator","authors":"S. A. Cheryshov,&nbsp;I. Yu. Drozdov,&nbsp;S. P. Kotkov,&nbsp;V. V. Gaganov","doi":"10.1134/S0020441225700472","DOIUrl":"10.1134/S0020441225700472","url":null,"abstract":"<p>It is proposed to use the boron lined proportional counter SNM-11 for monitoring the neutron fluence rate of the NG-11I generator. Using the Monte Carlo method, calculation studies of the characteristics of the neutron field in the experimental room were performed, and the optimal location for the proportional counter was selected. The proportionality coefficient between the neutron flunce rate and the count rate of SNM-11 was determined experimentally.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"237 - 242"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145161784","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Experimental Setup for Studying the Cooling Processes of New Generation Thin Silicon Pixel Detectors 研究新一代薄硅像素探测器冷却过程的实验装置
IF 0.4 4区 工程技术
Instruments and Experimental Techniques Pub Date : 2025-07-04 DOI: 10.1134/S0020441225700368
V. I. Zherebchevsky, E. O. Zemlin, N. A. Maltsev, V. V. Petrov, G. A. Feofilov
{"title":"Experimental Setup for Studying the Cooling Processes of New Generation Thin Silicon Pixel Detectors","authors":"V. I. Zherebchevsky,&nbsp;E. O. Zemlin,&nbsp;N. A. Maltsev,&nbsp;V. V. Petrov,&nbsp;G. A. Feofilov","doi":"10.1134/S0020441225700368","DOIUrl":"10.1134/S0020441225700368","url":null,"abstract":"<p>An experimental setup has been developed to optimize gas-cooling processes for thin silicon pixel large-area detectors with high spatial resolution for charged particle track registration. New technical solutions for distributing low-velocity cold gas flows directed between closely spaced cylindrical detector layers have been tested. This cooling scheme provides efficient removal of thermal power, minimizes temperature gradients, and eliminates problems of detector vibrations that may occur at higher gas flow velocities. The identified features of cooling the large-area thin silicon pixel sensors in high-energy physics experiments are discussed.</p>","PeriodicalId":587,"journal":{"name":"Instruments and Experimental Techniques","volume":"68 2","pages":"338 - 344"},"PeriodicalIF":0.4,"publicationDate":"2025-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145162162","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","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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