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Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology最新文献

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Calculation of average radiative-capture cross sections for 103–105 eV neutrons 103 ~ 105 eV中子平均辐射俘获截面的计算
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-08-01 DOI: 10.1016/0368-3230(66)90110-8
A.G. Dovbenko, S.M. Zakharova, V.E. Kolesov, A.V. Malyshev
{"title":"Calculation of average radiative-capture cross sections for 103–105 eV neutrons","authors":"A.G. Dovbenko,&nbsp;S.M. Zakharova,&nbsp;V.E. Kolesov,&nbsp;A.V. Malyshev","doi":"10.1016/0368-3230(66)90110-8","DOIUrl":"10.1016/0368-3230(66)90110-8","url":null,"abstract":"<div><p>The average cross sections for radiative neutron capture have been calculated for 30 isotopes of Rb, Zr, Mo, Sn and Sm on the basis of the statistical theory of nuclear reactions. Nuclear surface penetrations obtained from the optical model, and level densities corresponding to the Fermi gas model were used in the calculation.</p><p>The results of the calculations are compared with the available experimental data at 25 keV. It is shown that there is a possibility of satisfactory quantitative evaluations of the average capture cross sections in isotopes for which there are no experimental data on the mean neutron resonance parameters.</p></div>","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 8","pages":"Pages 675-682"},"PeriodicalIF":0.0,"publicationDate":"1966-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90110-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80065214","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: 1
Correlation of two-group theory with neutron flux measurements in a pool-type reactor 双群理论与池型反应堆中子通量测量的相关性
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-08-01 DOI: 10.1016/0368-3230(66)90105-4
W.C. Coppersmith , J.L. Meem
{"title":"Correlation of two-group theory with neutron flux measurements in a pool-type reactor","authors":"W.C. Coppersmith ,&nbsp;J.L. Meem","doi":"10.1016/0368-3230(66)90105-4","DOIUrl":"10.1016/0368-3230(66)90105-4","url":null,"abstract":"<div><p>A method for determining reactor system parameters that employs a compilation of two-group theory and detailed flux measurements is presented. Application of the semi-empirical procedure is illustrated for the University of Virginia pool-type reactor, loaded to approximate two-region cylindrical geometry. Measurements were made of the fast and thermal fission-producing fluxes, using highly enriched uranium foils, both bare and cadmium covered. The equivalent bare axial and radial components of the buckling were determined from the measurements, giving the principal buckling, <em>μ</em><sup>2</sup> The related slowing down area, <em>L</em><sub>1</sub><sup>2</sup>, was adjusted so as to make two-group theory fit the experiment. The best value for the slowing-down area in the 0·40 aluminium-to-water mixture was found to be 42·5 cm<sup>2</sup> equivalent to an age of 38 cm<sup>2</sup>. The slowing down area in the water reflector was found to be 25·5 cm<sup>2</sup>, in fair agreement with fission-to-thermal age measurements reported in the literature.</p></div>","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 8","pages":"Pages 635-648"},"PeriodicalIF":0.0,"publicationDate":"1966-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90105-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74707332","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
Resonance interaction of neutrons with molecules 中子与分子的共振相互作用
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-08-01 DOI: 10.1016/0368-3230(66)90115-7
G.K. Ivanov, Yu.S. Sayasov
{"title":"Resonance interaction of neutrons with molecules","authors":"G.K. Ivanov,&nbsp;Yu.S. Sayasov","doi":"10.1016/0368-3230(66)90115-7","DOIUrl":"https://doi.org/10.1016/0368-3230(66)90115-7","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 8","pages":"Pages 708-711"},"PeriodicalIF":0.0,"publicationDate":"1966-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90115-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"137126483","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
Thermal neutron-induced fission cross section of 242mAm 242mAm热中子诱导裂变截面
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90055-3
K. Wolfsberg, G.P. Ford, H.L. Smith
{"title":"Thermal neutron-induced fission cross section of 242mAm","authors":"K. Wolfsberg,&nbsp;G.P. Ford,&nbsp;H.L. Smith","doi":"10.1016/0368-3230(66)90055-3","DOIUrl":"10.1016/0368-3230(66)90055-3","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Pages 588-590"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90055-3","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91535798","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: 2
Numerical calculations for the passage of γ-quanta through matter γ-量子通过物质的数值计算
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90058-9
V.S. Galishev
{"title":"Numerical calculations for the passage of γ-quanta through matter","authors":"V.S. Galishev","doi":"10.1016/0368-3230(66)90058-9","DOIUrl":"10.1016/0368-3230(66)90058-9","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Pages 599-600"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90058-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91163411","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
Measurement of the average number of 24 keV fission neutrons emitted per neutron absorbed in 235U and 239Pu 235U和239Pu中每吸收中子平均发射24 keV裂变中子数的测量
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90059-0
A.A. Van'kov, Yu.Ya. Stavisskii
{"title":"Measurement of the average number of 24 keV fission neutrons emitted per neutron absorbed in 235U and 239Pu","authors":"A.A. Van'kov,&nbsp;Yu.Ya. Stavisskii","doi":"10.1016/0368-3230(66)90059-0","DOIUrl":"10.1016/0368-3230(66)90059-0","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Pages 600-602"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90059-0","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81400190","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
Relative delayed neutron yields in fission of 235U and 238U 235U和238U裂变的相对延迟中子产率
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90061-9
B.P. Maksyutenko
{"title":"Relative delayed neutron yields in fission of 235U and 238U","authors":"B.P. Maksyutenko","doi":"10.1016/0368-3230(66)90061-9","DOIUrl":"10.1016/0368-3230(66)90061-9","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Page 607"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90061-9","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77688205","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
Atomnaya energiya Contents and abstracts of vol. 20, no. 2 《原子能源》第20卷目录和摘要。2
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90064-4
{"title":"Atomnaya energiya Contents and abstracts of vol. 20, no. 2","authors":"","doi":"10.1016/0368-3230(66)90064-4","DOIUrl":"https://doi.org/10.1016/0368-3230(66)90064-4","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Pages 615-616"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90064-4","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"137155224","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
Asymptotic behaviour of the law of slow neutron scattering 慢中子散射定律的渐近特性
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90063-2
L.V. Maiorov
{"title":"Asymptotic behaviour of the law of slow neutron scattering","authors":"L.V. Maiorov","doi":"10.1016/0368-3230(66)90063-2","DOIUrl":"10.1016/0368-3230(66)90063-2","url":null,"abstract":"","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Pages 611-614"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90063-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84688840","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
Revision of the harwell 240Pu source strength and ν for 235U and 252Cf 235U和252Cf的harwell 240Pu源强度和ν的修正
Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology Pub Date : 1966-07-01 DOI: 10.1016/0368-3230(66)90052-8
P. Fieldhouse, E.R. Culliford, D.S. Mather, D.W. Colvin , R.I. MacDonald, M.G. Sowerby
{"title":"Revision of the harwell 240Pu source strength and ν for 235U and 252Cf","authors":"P. Fieldhouse,&nbsp;E.R. Culliford,&nbsp;D.S. Mather,&nbsp;D.W. Colvin ,&nbsp;R.I. MacDonald,&nbsp;M.G. Sowerby","doi":"10.1016/0368-3230(66)90052-8","DOIUrl":"10.1016/0368-3230(66)90052-8","url":null,"abstract":"<div><p>There is now strong evidence that the intensity of the Harwell <sup>240</sup>Pu neutron standard is some 2 per cent lower than the value of (2·036 ± 0·030) × 10<sup>4</sup> n/sec quoted in the original calibration and relative to which <span><math><mtext>ν</mtext><msup><mi></mi><mn>252</mn></msup><mtext>Cf</mtext></math></span> (spontaneous) and <span><math><mtext>ν</mtext><msup><mi></mi><mn>235</mn></msup><mtext>U</mtext></math></span> (thermal) have been determined.</p></div>","PeriodicalId":100815,"journal":{"name":"Journal of Nuclear Energy. Parts A/B. Reactor Science and Technology","volume":"20 7","pages":"Pages 549-555"},"PeriodicalIF":0.0,"publicationDate":"1966-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0368-3230(66)90052-8","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84320758","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: 5
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