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1、1 济南大学 20072008学年第二学期量子力学试卷(B)参考答案与评分标准一、填空(每空2 分,共 20 分)1.厄米,实2.022),(drrrd,02022sin),(ddrdrr3./21ipxe,/21ipxe4.)2)(1(21NN,2n或22n(考虑电子的自旋)5.2或mcegs,12或mcegl.二、计算题(每题 5 分,共 20 分)1 解:由归一化条件知:1sin022dxaxAa(3 分)解得:aA2(2 分)2 解:mkezeezemizzmijikzikzikzikzz)(2)(2(5 分)3 解:2s的本征值为:22(2 分)本征态为:)2()1(;)2()1()
2、2()1(21;)2()1((各 1 分)4 解:一维谐振子势为:2221)(xmxV由位力定理可知:nnTV(2 分)而)21(nVTnn(2 分))21(21nTn(1 分)2 三证明题(每小题5 分,共 20 分)1.证明:yipxyypxxpxypxpxlxxxyxyz,?,(5 分)2.证明:xyzzyi 2(2 分)y分别左乘和右乘上式,并利用12y得xyyzyzi 2;yxzyzyi 2(2 分)上两式相加可得:0 xyyx(1 分)3.证明:BBAA,(1 分))(2121)(21BAABBAABBAAB(2 分))(2121)(21BAABiBAABiBAABi(2 分))(
3、21BAAB和)(21BAABi均为厄米算符.4.证明:设.nnnAA?(1)mmmAA?(2)(2 分)对(2)取复共轭mmmAA?上式右乘n并积分),(),?(nmmnmAA(3)利用AA?得),()?,(),?(nmnnmnmAAA(4)(4)代入(3)可得0),)(nmnmAA(2 分)如果nmAA,则必有0),(nm(1 分)四、(15 分)解:薛定谔方程为:2/2222axEdxdm(3 分)2/0ax在2/ax区域内的通解是:xBxAcossin,2/122mE(2 分)利用边界条件02/2/axax得文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9
4、V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C
5、10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S
6、4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4
7、F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H
8、1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K
9、9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5
10、D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V33 0)2/cos()2/sin(0)2/cos()2/sin(aBaAaBaA(2 分)则0A,0)2/cos(a,an(n 为奇数)(2 分)0B,0)2/sin(a,an(n 为偶数)(2 分)体系的能级为:),3,2,1(22222nmanEn(2 分)归一化后的波函数为:)2/(0)2/()2(sin2axaxaxanan(2 分
11、)五、(10 分)解:能量本征方程为:EI2222(5 分)能量本征函数可取为:,2,1,021)(meimm(5 分)能量本征值为:ImEm222(5 分)六、(15 分)解:(1)无微扰哈密顿的本征方程为:32103210200030001cccVcccV(3 分)久期方程为:0200030001解得:2,3,1321(3 分)本征值和本征矢为00101VVE,00101;002023VVE,01002;003032VVE,10003(6 分)文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9
12、S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:
13、CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7
14、HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 Z
15、D9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编
16、码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E
17、7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9
18、 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V34(2)HHVVVH0000000000200030001203000)1(则000301231020122111011VVEEHEEHHEE(1 分)02003022320102212220223VVEEHEEHHEE(1 分)02002032230103213330332VVEEHEEHHEE(1分)文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C1
19、0C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4
20、U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F
21、9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1
22、C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9
23、S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D
24、4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3文档编码:CH5H1C10C7E7 HR5K9S4U9B9 ZD9S5D4F9V3