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北京石油化工学院2026年研究生招生接收调剂公告
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yml956

新虫 (初入文坛)

[求助] 通过下面的描写能知道文章使用的是什么基组吗?谢谢

In this work, all potential energies were calculated at the
HF/CAS/MRCI level with the MOLPRO 2k2.6 programs.29
For the lithium, all-electron 12s8p5d3f Gaussian type orbitals
(GTOs) were contracted to (9s8p5d3f) atomic basis functions
to optimally describe the 2s, 2p, 3s, 3p, and 4s atomic states.24
The Li ground state calculated with the Hartree–Fock (HF)
method yielded the total energy of –7.43257 hartrees, which is
close to the HF limit value, –7.43273. For the hydrogen atom,
5s2p GTOs were contracted to 4s2p atomic basis functions.30
The restricted HF energy of the hydrogen atom calculated
with this basis is –0.499354 hartree. The electron affinity of
the hydrogen atom calculated with this basis is 0.68 eV, which
is slightly smaller than the experimental value, 0.75 eV. The
calculated energy difference between Li(22S) and Li(22P) is
14 710 cm−1, consistent with the observation of 14 903 cm−1.
When LiH(X1
+) is fixed at 1.6 Å, the vertical transition energy
between LiH(X1
+) and LiH(A1
+) is 28 520 cm−1,
as compared to the corresponding experimental result of
28 868 cm−1.31
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xiaosui1982

银虫 (小有名气)

【答案】应助回帖

zhou2009: 编辑内容 2013-06-24 07:10
汗!你都不问我,还说我不告诉你……!

[ Last edited by zhou2009 on 2013-6-24 at 07:10 ]
志不可满,欲不可纵。
6楼2013-06-23 22:54:34
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yml956

新虫 (初入文坛)

哪位大神能帮助一下啊,谢谢
2楼2013-04-10 17:12:35
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yanrding

金虫 (正式写手)

【答案】应助回帖

感谢参与,应助指数 +1
说基组的话后面不是都有参考文献吗?
要看这些文献才知道吧。
华北电力大学(北京)数理学院,计算化学,凝聚态物理。欢迎合作!招硕士/博士研究生,招老师。
3楼2013-04-10 17:32:26
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yml956

新虫 (初入文坛)

引用回帖:
3楼: Originally posted by yanrding at 2013-04-10 17:32:26
说基组的话后面不是都有参考文献吗?
要看这些文献才知道吧。

看了参考文献中也是这么描述的
4楼2013-04-18 10:13:02
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