|
|
|
题名
|
作者
|
年代
|
出处
|
被引量
|
| 1 | 双奇核中πi_(13/2)νi_(13/2)2-准粒子转动带旋称反转研究显示文摘利用重离子熔合蒸发反应和在束γ谱学实验方法研究了双奇核176,178Ir和182 Au的高自旋态结构 ,在这 3个双奇核中观测到了基于πi13 2 νi13 2 准粒子组态下的转动带 .以能级间隔系统学为判据 ,对184Au核中πi13 2 νi13 2 转动带能级自旋进行了指定 .指出176,178Ir和182 ,184Au 4个双奇核的πi13 2 νi13 2 转动带在低自旋区均出现旋称反转 .对πi13 2 νi13 2 转动带旋称反转现象进行了定性的讨论 .用推转壳模型对πh9 2 νi13 2 带和πi13 2 νi13 2 带能级结构进行了理论研究 ,发现当采用形变和对力自洽计算后 。 | 张玉虎 M.Oshima T.Morikawa T.Hayakawa Y.Toh 周小红 何建军 刘忠 甘再国 T.Shizuma M.Koizumi A.Osa J.Katakura Y.Hatsukawa M.Matsuda N.Shinohara T.Ishii H.Kusakari M.Sugawara K.Furuno T.Komatsubara T.Une 温书贤 竺礼华 王治民 许甫荣 | 2003 | 高能物理与核物理2003，27，4： | 3 |
| 2 | 双奇核^(176)Ir转动带的旋称反转(英文)显示文摘利用1 4 9Sm( 31 P ,4nγ)反应 ,通过γ射线的激发函数测量、X γ和γ γ符合测量研究了双奇核1 76Ir的高自旋态 .首次建立了双奇核1 76Ir由 4个转动带构成的能级纲图 .依据从实验数据中提取出的带内B(M1 ) B(E2 )值与理论计算值的比较 ,以及相邻双奇核的带结构特征 ,给出了转动带的准粒子组态 .基于本实验建立起的带间跃迁和在I=1 8处观测到的旋称交叉 ,指出1 76Ir核基于πh9 2 νi1 3 2 和πi1 3 2 νi1 3 2 组态的两个转动带在低自旋时出现旋称反转现象 . | 张玉虎 M.Oshima Y.Toh M.Koizumi A.Osa T.Shizuma T.Hayakawa M.Sugawara H.Kusakari T.Morikawa 温书贤 竺礼华 | 2002 | 高能物理与核物理2002，26，5： | 2 |
| 3 | 双奇核^(172)Re的高自旋态显示文摘对149Sm(27Al,4n)172Re反应产生的172Re在束γ的实验数据进行了重新分析,新发现了可归属于172Re的3个转动带,由此建立了由6个转动带构成的172Re高自旋态能级纲图。依据相邻核的带结构知识和推转壳模型分析方法,对新发现的3个转动带的准粒子组态进行了指定,讨论了它们的转动特征。 | 张昕 张玉虎 周小红 郭文涛 郭松 郭应祥 M.Oshima Y.Toh M.Koizimi A.Osa A.Kimura Y.Hatsukawa T.Morikawa M.Nakamura M.Sugawara H.Kusakari T.Komatsubara K.Furuno | 2010 | 原子核物理评论2010，27，1： | 0 |
| 4 | 双奇核^(172)Re高自旋态转动带结构实验研究显示文摘利用重离子熔合蒸发反应 14 9Sm (2 7Al,4nγ) 172 Re布居了形变双奇核 172 Re的高自旋态 ,用 12套带有BGO反康普顿抑制的高纯锗探测器阵列进行了在束γ实验测量 ,首次建立了形变双奇核172 Re由 3个转动带构成的高自旋态能级纲图 .研究和讨论了 3个转动带的结构特征 ,基于已有的高自旋态核结构知识并通过系统学比较和分析指出它们的准粒子组态分别为πh11 2 νi13 2 ,πh9 2 νi13 2 和π1 2 -[5 41] ν1 2 -[5 2 1].发现前两个转动带在自旋小于 18.5时其转动能级呈现反常的旋称劈裂 . | 张玉虎 M.Oshima Y.Toh 周小红 M.Koizimi A.Osa A.Kimura Y.Hatsukawa T.Morikawa M.NakamuraDepartment of Physics Kyushu University Fukuoka Japan M.SugawaraChiba Institute of Technology Narashino Chiba 275-0023 Japan H.Kusakari T.Komatsubara K.Furuno | 2003 | 高能物理与核物理2003，27，7： | 0 |
| 5 | Identification of a New Four-Quasiparticle State in Odd-Odd 186Au显示文摘The high-spin level structure of 186 Au is re-investigated by means of in-beam γ-ray spectroscopy via the 172 Yb(19 F,5nγ )186 Au reaction.The oblate bands previously reported are revised and extended to higher-spin states.A new Iπ =(20+) excited state has been identified and assigned to the πh-111/2 (×) vi-213/2h-19/2 configuration.The total Routhian surface and cranked shell model calculations suggest that the πh-111/2 (×) vi-213/2h-19/2 band in 186Au has a non-axial deformation. | 李仕成 石跃 张玉虎 周小红 许甫荣 方永得 柳敏良 丁兵 郭松 李广顺 周厚兵 M.Oshima Y.Toh M.Koizumi A.Osa A.Kimura Y.Hatsukawa H.Hayakawa T.Shizuma J.Katakura M.Matsuda T.Morikawa M.Sugawara H.Kusakari | 2012 | Chinese Physics Letters2012，29，2： | 0 |
| 6 | 双奇核^(188)Au的准粒子带结构研究显示文摘利用在束γ谱学实验技术,通过173Yb(19F,4nγ)反应布居了188Au的高自旋态,并对其准粒子带结构进行了研究.基于实验测量结果,对原有的双奇核188Au能级纲图做了较大的修改.通过系统性比较,对15+以上的能级结构进行了讨论. | 方永得 张玉虎 M.Oshima Y.Toh 周小红 M.Koizumi A.Osa A.Kimura Y.Hatsukawa T.Morikawa M.Nakamura M.Sugawara H.Kusakari | 2006 | 高能物理与核物理2006，30，2： | 0 |
| 7 | Observation of Rotational Bands in Odd-odd ^(172)Re显示文摘High-spin states of odd-odd 172Re has been studied, for the first time, by using 149Sm(27Al, 4n) 172Re reaction. The 27A1 beam was provided by the JAERI (Japan Atomic Energy Research Institute) tandem accelerator. The target was an enriched 149Sm metallic powder of 2.1 mg/cm2 thickness evaporated on to a 5.5 mg/cm2 Pb backing layer. A γ-ray detector array was used comprising 12 HPGe's with BGO | H.Kusakari T.Komatsubaza K.Furuno ZhangYuhu M.Oshima Y.Toh ZhouXiaohong M.Koisumi A.Osa A.Kimura: Y.Hatsukawa T.Morikawa M.Nakamura M.Sugawara | 2002 | 近代物理研究所和兰州重离子加速器实验室年报:英文版2002，，1： | 0 |
| 8 | 双奇核^(172)Re高自旋态实验研究显示文摘利用149Sm(27Al,4nγ)172Re反应布居了形变双奇核172Re的高自旋态,用12套带有BGO反康普顿抑制的高纯锗探测器阵列进行了在束γ实验测量,首次建立了172Re由3个转动带构成的高自旋态能级纲图.研究和讨论了3个转动带的结构特征,基于已有的高自旋态核结构知识并通过系统学比较和分析指出它们的准粒子组态分别为πh11/2 νi13/2,πh9/2 νi13/2和 π1/2-[541] ν1/2-[521].发现前两个转动带在自旋小于18时其转动能级呈现反常的旋称劈裂. | 张玉虎 王华磊 周小红 柳敏良 M.Oshima Y.Toh M.Koizimi A.Osa A.Kimura Y.Hatsukawa T.Morikawa M.Nakamura M.Sugawara H.Kusakari T.Komatsubara K.Furuno | 2004 | 原子核物理评论2004，21，4： | 0 |
| 9 | ^(143)Nd中高自旋同质异能态的识别与研究显示文摘利用能量为 80MeV的18O束流 ,通过130 Te( 18O ,5n)反应研究了143Nd的高自旋态能级结构 .基于γ γ延迟符合、γ射线的角分布及线性极化测量 ,首次发现了143Nd的一个半寿命为 ( 35± 8)ns,自旋和宇称为 4 9/ 2 + 的同质异能态 . | 周小红 E.Ideguchi T.Kishida M.Ishihara H.Tsuchida Y.Gono T.Morikawa M.Shibata H.Watanabe M.Miyake T.Tsutsumi S.Motomura S.Mitarai | 2000 | 高能物理与核物理2000，24，5： | 0 |
| 10 | Systematic Behaviors of Signature Inversion in πh_(9/2) vi_(13/2) Bands in A~170 Mass Region显示文摘Low-spin signature inversion in the πh9/2[?]vi_(13)/2 band was reported for the first time by Bark et al.~[1]in ^(162,164)Tm and ^(174)Ta in 1997.Since then,this inversion phenomenon has been found in several neighboring odd-odd nuclei.During the past few years,we have made great efforts to investigate the band structures | M.Oshima T.Morikawa T.Hayakawa T.Toh T.Shizuma M.Koizumi A.Osa J.Katakura Y.Hatsukawa M.Matsuda N.Shinohara T.Ishii H.Kusakari M.Sugawara K.Furuno T.Komatsubara T.Une | 2001 | IMP & HIRFL Annual Report2001，，1： | 0 |
| 11 | Low-spin Signature Inversion in πi_(13/2) vi_(13/2) Bands of Odd-odd ^(176,178)Ir and ^(182,184)Au Nuclei显示文摘Low-spin signature inversion is a very interesting phenomenon observed in a number of deformed odd-odd nuclei and it has been attracting large experimental and theoretical interests.Up to date,the signature inversion has been systematically observed throughout the chart of nuclides in the πg9/2[?]vg9/2,πh_(11)/2, | M.Oshima T.Morikawa T.Hayakawa T.Toh T.Shizuma M.Koizumi A.Osa J.Katakura Y.Hatsukawa M.Matsuda N.Shinohara T.Ishii H.Kusakari M.Sugawara K.Furuno T.Komatsubara T.Une | 2001 | IMP & HIRFL Annual Report2001，，1： | 0 |
| 12 | Observation of Rotational Bands in Odd-Odd ^(176)Ir显示文摘High-spin states of odd-odd^(176)Ir has been studied for the first time,by using^(149)Sm(^(31)P,4n)^(176)Ir reaction.The^(31)P beam was provided by the JAERI(Japan Atomic Energy Research Institute)tandem accelerator.The target was an enriched^(149)Sm metallic powder of 2.1 mg/cm^2 thickness evaporated on to a 5.5 | M.Oshima Y.Toh M.Koizumi A.Osa T.Shizuma T.Hayakalwa M.Sugawara H.Kusakari T.Morikawa | 2001 | IMP & HIRFL Annual Report2001，，1： | 0 |
| 13 | Structure of the πg7/2[404]7/2^+ Band in Odd Proton Nucleus ^123I显示文摘High spin states of the odd proton nucleus ^123I have been populated in the reaction ^116Cd(^14N, 5n2p) at a beamenergy of 65 MeV. Two previously known positive-parity △I = 2 sequences have been extended up to 31/2^+ and41/2^+. In addition, a number of △I = 1 transitions linking the two △I = 2 sequences have been observed. It issuggested that both the △I = 2 sequences are built upon the oblate πg7/2[404]7/2^+ Nilsson configuration. | WANGShou-Yu MAYing-Jun T.Komatsubara LIUYun-Zuo ZHANGYu-Hu K.Furuno T.Hayakawa J.Mukai Y.Iwata T.Morikawa G.B.Hagemann G.Sletten J.Nyberg D.Jerrestam H.J.Jensen J.Espino J.Gascon N.Gjφrup B.Cederwall P.O.Tjφm | 2004 | Chinese Physics Letters2004，21，6： | 0 |
您所在的机构暂未开通此部分的功能，请联系管理员