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Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya最新文献

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On the program of photonuclear research using the backward Compton quasi-monochromatic 𝛾-quanta with tunable E𝛾 ≲ 40 MeV 利用可调谐E <s:1>≤40mev的后向康普顿准单色𝛾-quanta光核研究方案
Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya Pub Date : 2023-07-01 DOI: 10.55959/msu0579-9392.78.2330204
S. Belyshev, V. Varlamov, L. Z. Dzhilavyan, A. A. Kuznetsov, A. Lapik, A. Polonski, A. V. Rusakov, V. I. Shvedunov
{"title":"On the program of photonuclear research using the backward Compton quasi-monochromatic 𝛾-quanta with tunable E𝛾 ≲ 40 MeV","authors":"S. Belyshev, V. Varlamov, L. Z. Dzhilavyan, A. A. Kuznetsov, A. Lapik, A. Polonski, A. V. Rusakov, V. I. Shvedunov","doi":"10.55959/msu0579-9392.78.2330204","DOIUrl":"https://doi.org/10.55959/msu0579-9392.78.2330204","url":null,"abstract":"Based on the analysis of development of photonuclear reaction studding at 𝐸𝛾 ≲ 40 MeV and the unique parameters of the Compton source of 𝛾–quanta under projecting, a program of priority photonuclear research using this source is proposed. The program includes research on: structures of giant E1 resonances and pygmy resonances; cross sections for partial photonucleon reactions; nuclear resonant fluorescence; photofission; problems of astrophysics and nucleosynthesis.","PeriodicalId":105252,"journal":{"name":"Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya","volume":"54 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127966785","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
To monitoring on the projected 𝛾–source from backward Compton scattering for photonuclear research at E𝛾 ≤ 40 MeV 在E <s:1>≤40 MeV的光核研究中监测反向康普顿散射的投影𝛾-source
Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya Pub Date : 2023-07-01 DOI: 10.55959/msu0579-9392.78.2330203
S. Belyshev, V. Varlamov, L. Z. Dzhilavyan, A. A. Kuznetsov, A. Lapik, A. Polonski, A. V. Rusakov, V. I. Shvedunov
{"title":"To monitoring on the projected 𝛾–source from backward Compton scattering for photonuclear research at E𝛾 ≤ 40 MeV","authors":"S. Belyshev, V. Varlamov, L. Z. Dzhilavyan, A. A. Kuznetsov, A. Lapik, A. Polonski, A. V. Rusakov, V. I. Shvedunov","doi":"10.55959/msu0579-9392.78.2330203","DOIUrl":"https://doi.org/10.55959/msu0579-9392.78.2330203","url":null,"abstract":"Based on a comparison of the parameters of the projected 𝛾–source from backward Compton scattering and the known ways of monitoring the beams of 𝛾–quanta themselves to monitor the intensity and energy spectrum of 𝛾–quanta in their beams at this 𝛾–source in photonuclear studies in the region from several MeV to ∼40 MeV, a system of scintillation plastic and inorganic detectors, as well as a pair magnetic spectrometer, was proposed.","PeriodicalId":105252,"journal":{"name":"Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116036423","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
On the study of reaction yields of 13C(𝛾, p) 12B, 14N(𝛾, 2p) 12B, 14N(𝛾, 2n) 12N through measurements of (12B, 12N) activities with Δ𝐸-detector telescopes between electron accelerator pulses 利用Δ𝐸-detector望远镜测量电子加速器脉冲间(12B, 12N)的活度，研究13C(<s:2>， p) 12B, 14N(<s:2>， 2p) 12B, 14N(<s:2>， 2n) 12N的反应产率
Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya Pub Date : 2023-07-01 DOI: 10.55959/msu0579-9392.78.2330202
S. Belyshev, L. Z. Dzhilavyan, A. I. Karev, A. Lapik, A. Polonski, V. Ponomarev, A. V. Rusakov, A. Turinge
{"title":"On the study of reaction yields of 13C(𝛾, p) 12B, 14N(𝛾, 2p) 12B, 14N(𝛾, 2n) 12N through measurements of (12B, 12N) activities with Δ𝐸-detector telescopes between electron accelerator pulses","authors":"S. Belyshev, L. Z. Dzhilavyan, A. I. Karev, A. Lapik, A. Polonski, V. Ponomarev, A. V. Rusakov, A. Turinge","doi":"10.55959/msu0579-9392.78.2330202","DOIUrl":"https://doi.org/10.55959/msu0579-9392.78.2330202","url":null,"abstract":"The possibilities are analyzed for studying the yields of reactions 13C(𝛾, 𝑝) 12B, 14N(𝛾, 2𝑝) 12B, 14N(𝛾, 2𝑛) 12N by measuring the induced (12B, 12N)-activity with telescopes of thin Δ𝐸–detector in time intervals between electron accelerator pulses. For production of (12B, 12N)- nuclei and registration of their decay, estimates are given taking into account the parameters of the electron beam, Ta–radiator and irradiated targets made from graphite or NH4NO3, as well as the parameters of scintillation Δ𝐸 detector telescopes made from thin plastic plates.","PeriodicalId":105252,"journal":{"name":"Vestnik Moskovskogo Universiteta, Seriya 3: Fizika, Astronomiya","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124768913","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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