24小时热门版块排行榜    

北京石油化工学院2026年研究生招生接收调剂公告
查看: 1012  |  回复: 7
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

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
回复此楼

» 猜你喜欢

» 本主题相关价值贴推荐,对您同样有帮助:

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

camille123

金虫 (正式写手)

【答案】应助回帖

应该是最基础的基组,或者是LANL2DZ最常用的基组啊,好多文献上都用此基组
研究计算,加油!
5楼2013-04-18 10:54:55
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 8 个回答

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
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

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
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

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
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 291求调剂 +13 hhhhxn.. 2026-03-23 19/950 2026-03-28 04:12 by fmesaito
[考研] 295求调剂 +5 1428151015 2026-03-27 6/300 2026-03-28 04:04 by fmesaito
[考研] 化学调剂 +4 爱吃番茄的旭 2026-03-24 5/250 2026-03-27 17:50 by kiokin
[考研] 07化学280分求调剂 +10 722865 2026-03-23 10/500 2026-03-27 15:51 by Plutoqq
[考研] 287求调剂 +10 land xuxu 2026-03-26 10/500 2026-03-27 15:33 by 帕尔马拉特
[考研] 一志愿郑大085600,310分求调剂 +5 李潇可 2026-03-26 5/250 2026-03-27 11:14 by 不吃魚的貓
[考研] 材料学硕333求调剂 +8 北道巷 2026-03-24 8/400 2026-03-27 10:18 by 我是小康
[考研] 359求调剂 +4 王了个楠 2026-03-25 4/200 2026-03-27 08:43 by 不吃魚的貓
[考研] 329求调剂 +5 1() 2026-03-22 5/250 2026-03-26 20:40 by fmesaito
[考研] 085602 289分求调剂 +8 WWW西西弗斯 2026-03-24 8/400 2026-03-26 16:33 by 不吃魚的貓
[考研] 材料专硕 335 分求调剂 +4 拒绝冷暴力 2026-03-25 4/200 2026-03-25 18:45 by haxia
[考研] 考研一志愿苏州大学初始315(英一)求调剂 +3 sbdksD 2026-03-24 4/200 2026-03-25 18:16 by xcjcqu
[考研] 材料调剂 +3 iwinso 2026-03-23 3/150 2026-03-25 11:29 by greychen00
[考研] 一志愿吉林大学材料与化工303分求调剂 +4 为学666 2026-03-24 4/200 2026-03-25 11:27 by BruceLiu320
[考研] 材料考研调剂生 +3 黄粱一梦千年 2026-03-24 3/150 2026-03-24 17:00 by barlinike
[考研] 环境学硕288求调剂 +8 皮皮皮123456 2026-03-22 8/400 2026-03-23 23:47 by 热情沙漠
[考研] 求老师收我 +3 zzh16938784 2026-03-23 3/150 2026-03-23 12:56 by ztnimte
[考研] 280分求调剂 一志愿085802 +4 PUMPT 2026-03-22 7/350 2026-03-22 22:13 by 星空星月
[考研] 306求调剂 +5 来好运来来来 2026-03-22 5/250 2026-03-22 16:17 by BruceLiu320
[考研] 求调剂院校信息 +6 CX 330 2026-03-21 6/300 2026-03-22 15:25 by 无懈可击111
信息提示
请填处理意见