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氢分子电子态b^1П_u及其振动态的微分截面和振子强度
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作者 徐克尊 钟志萍 +4 位作者 武淑兰 凤任飞 S.Ohtani t.takayanagi A.Kimota 《中国科学(A辑)》 CSCD 1994年第10期1115-1120,共6页
在电子入射能量300 eV条件下,测量了氮分子在不同散射角下的12—14 eV能区的能量损失谱,散射角范围为2.75°—10.25°。得到了电子态b^1∏_u振动能级v’=1—4的散射微分截面和广义振子强度,并通过外推k^2至零的方法得到了b^1∏_... 在电子入射能量300 eV条件下,测量了氮分子在不同散射角下的12—14 eV能区的能量损失谱,散射角范围为2.75°—10.25°。得到了电子态b^1∏_u振动能级v’=1—4的散射微分截面和广义振子强度,并通过外推k^2至零的方法得到了b^1∏_u及其振动能级v’=1—4的散射微分截面和广义振子强度,并通过外推K^2主零的方法得到了b^1∏_u及其振动能级v’=1—4的光学振子强度。 展开更多
关键词 氮分子 光学振子强度 散射微分截面
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Differential cross sections and oscillator strengths in electron energy loss spectrum of b^1П_u electronic state of N_2 被引量:1
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作者 徐克尊 钟志萍 +4 位作者 武淑兰 凤任飞 S.Ohtani t.takayanagi A.Kimota 《Science China Mathematics》 SCIE 1995年第3期368-375,共8页
The energy loss spectrum of the molecular nitrogen in the energy region 12 -14 eV has been measured at 300 eV impact energy and in the range of scattering angles of 2.75℃- 10.25℃. The differential cross sections and... The energy loss spectrum of the molecular nitrogen in the energy region 12 -14 eV has been measured at 300 eV impact energy and in the range of scattering angles of 2.75℃- 10.25℃. The differential cross sections and generalized oscillator strengths have been determined for individual vibronic excitation band (v’ = 1 - 4) of b1Пu from the ground state of N2 and the absolute optical oscillator strengths have also been obtained by taking the limit of K→ 0. Results have been compared with experimental data and theoretical calculations previously published. 展开更多
关键词 optical OSCILLATOR STRENGTH differential CROSS SECTIONS generalized OSCILLATOR STRENGTH Frank-Condon factor.
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