核反应R矩阵理论是研究轻核反应以及中重和重核共振能区核反应的重要理论方法.包含能级矩阵非对角元贡献的完全R矩阵理论在理论上比较严格.根据不同的假定和近似得到不同的R矩阵计算方法.新编的R矩阵程序FDRR包含了4种计算方法,包括约化道多能级Breit-Wigner方法、完全约化R矩阵方法、非对角化能级位移约化R矩阵方法及对角化能级位移约化R矩阵方法.可计算轻核各种两体反应道的截面、角分布.利用FDRR程序对n+6Li反应20 MeV以下能区进行理论分析和计算,理论计算结果与实验数据进行了比较分析,理论计算得到的截面和角分布与实验数据符合得很好.
参考文献
[1] | BREIT G;WIGNER E P.[J].Physical Review,193649:519. |
[2] | LANE A M;THOMAS R G.[J].Reviews of Modern physics,195287:123. |
[3] | R-matrix Anlysis of the 7Li System[S].National Bureau of Standards NBS-SPEC.Publ,1977. |
[4] | AZUMA R E;UBERSEDER E;SIMPSON E C.[J].Physical Review,2010C81:045805. |
[5] | CHADWICK M B;HERMAN M;OBLO(Z)INSK(Y) P.[J].NUCLEAR DATA SHEETS,2011112:2887. |
[6] | INDC(NDS)-0641.Toward a New Evaluation of Neutron Standards[S].,2013. |
[7] | 朱诚久;井孝功;吴成礼.En《 1.7 MeV的n+6Li体系下的R矩阵分析[A].北京:原子能出版社,1980:180. |
[8] | 陈振鹏;齐卉荃.[J].原子能科学与技术,198418:139. |
[9] | 申庆彪.低能和中能核反应理论[M].北京:科学出版社,2005:101. |
[10] | BNL-NCS-51363.Use of R-matrix Methods for Light Element Evaluations[S].,1981. |
[11] | GOULDING C A;CLEMENT J M;STOLER P.Total Neutron Cross Section on Helium and 6Li[M].Chicago Operations Office,A E C,Contract rept,1972:2. |
[12] | HARVEY J A;HILL N W.Neutron Total Cross Section of 6Li from 10 eV to 10 MeV[A].Washington,D.C,1975:244. |
[13] | SMITH A B;GUENTHER P T;WHALEN J F.[J].Nuclear Physics Section A,1982373:305. |
[14] | KNITTER H H;BUDTZ-JORGENSEN C;MAILLY N.Neutron Total and Elastic Scattering Cross Sections of Li-6 in the Energy Range from 0.1 to 3.0 MeV[A].,1977:1. |
[15] | HIBDON C T;MOORING F P.Total Neutron Cross Sections of Li-6,Li-7 and Lithium From 10 to 1236 keV[A].Washington,D.C,1968:159. |
[16] | HOGUE H H;BEHREN P L VON;GLASGOW D W.[J].NUCLEAR SCIENCE AND ENGINEERING,197969:22. |
[17] | HOPKINS J C;DRAKE D M;CONDE H.[J].Nuclear Physics Section A,1968107:139. |
[18] | DROSG M;LISOWSKI P W;HARDEKOPF R A.Double Differential Neutron Emission Cross Sections of 10B and 11B at 6,10 and 14 MeV and of 6Li,7Li and 12C at 14 MeV[A].,1985:145. |
[19] | KNITTER H H;COPPOLA M.Elastic Scattering of Neutrons from Li-6[A].,1967 |
[20] | CHIBA S;BABA M;NAKASHIMA H.[J].Jour of Nuclear Science and Technology,198522(10):771. |
[21] | ALFIMENKOV V P;BORZAKOV S B;TKHUAN VO VAN.[J].Yadernaya Fizika,198236(05):1089. |
[22] | BARTLE C M.[J].Nuclear Physics Section A,1979330:1. |
[23] | RENNER C;HARVEY J A;HILL N W.[J].Bulletin of the American Physical Society,197823:526(BI3). |
[24] | Measurements of Standard Cross-Sections Using the Harwell Black Detector,Li-6(n,α) with Thin Sample[S].UK:UK report to EANDC,1973. |
[25] | GAYTHER D B.A Measurement of the 6-Li(n,alpha) Cross-Section[A].,1976 |
[26] | BARTLE C M;GEBBIE D W;HOLLAS C L.[J].Nuclear Physics Section A,1983397:21. |
[27] | ZHANG Guohui;CAO Rongtai;CHEN Jinxiang.[J].NUCLEAR SCIENCE AND ENGINEERING,2006153:41. |
[28] | LISOWSKI P W;AUCHAMPAUGH G F;DRAKE D M.Cross Sections for Neutron Induced,Neutron Producing Reactions in Li-6 and Li-7 at 5.96 and 9.83 MeV[M].Los Alamos Scientific Lab Reports,1980:8342. |
[29] | ARMSTRONG A H;GAMMEL J;ROSEN L.[J].Nuclear Physics,196452:505. |
[30] | SADOWSKI E T;KNOX H;RESLER D A.[J].Bulletin of the American Physical Society,198227:624(C5). |
[31] | BATCHELOR R;TOWLE J H.[J].Nuclear Physics,196347:385. |
[32] | PRESSER G;BASS R;KRUGER K.[J].Nuclear Physics Section A,1969131:679. |
[33] | BATTAT M E;RIBE F L.[J].Physical Review,195389:80. |
[34] | FRYE JR G M.[J].Physical Review,195493:1086. |
[35] | MAINSBRIDGE B;BONNER T W.Disintegration of Lithium Six By Fast Neutrons[M].USA:Washington AEC Office Reports,1961:29. |
[36] | BARRY J F.[J].Nuclear Energy Part A+B (Reactor Sci Techn),196317:273. |
[37] | PRASAD R;SARKAR D C.Measured (n,p) Reaction Cross-Sections and Their Predicted Values at 14.8 MeV[J].NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA A-NUCLEI PARTICLES AND FIE,19713(03):467. |
[38] | MIKHAYLINA K M;NOMOFILOV A A;ROMANOVA T A.The Interaction of 14.1 Mev Neutrons with Lithium-6 and Lithium-7[M].Moskva:Neitronnaya Fizika,1961:249. |
[39] | ROSEN L;STEWART L.[J].Physical Review,1962126:1150. |
[40] | BATCHELOR R;TOWLE J H.[J].Nuclear Physics,196347:385. |
[41] | ASHBY V J;CATRON H C;GOLDBERG M D.[J].Physical Review,1963129:1771. |
[42] | MATHER D S;PAIN L F.Measurement of (n,2n) and (n,3n) Cross Sections at 14 MeV Incident Energy[A].,1969:47/69. |
[43] | LANE R O;LANGSDORF JR A S;MONAHAN J E.The Interaction of 14.1 MeV Neutrons with Lithium-6 and Lithium-7[J].Annals of Physics (New York),196112:135. |
[44] | KNOX H D;WHITE R M;LANE R O.[J].NUCLEAR SCIENCE AND ENGINEERING,197969:223. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%