| 5 | 1/1 | 返回列表 |
| 查看: 950 | 回復(fù): 7 | ||
| 當(dāng)前只顯示滿足指定條件的回帖,點擊這里查看本話題的所有回帖 | ||
[求助]
HSE請教
|
||
|
投了一篇文章,文章中通過DFT計算基得到了一個數(shù)據(jù),審稿人提出異議 Another weak point of the present work is that is relies on the GGA exchange-correlation functional . This functional leads to a well known severe underestimation of the band gap of semiconductors and insulators . This casts serious doubt on the value of the formation energy of negatively charged defects and of electron affinities. Thus, the *** obtained in the present work are unfortunately uncertain. The authors may want to argue that since the *** is the difference between two systems, the band gap problem error is canceled in some way. But they should very carefully discuss this point. 我想由于是差值,2個體系的誤差相減,這個GGA所產(chǎn)生的誤差應(yīng)該可以忽略不計的。我的想法是通過一個例子,運(yùn)用HSE和GGA兩種方法來計算說明,GGA不會影響我的參數(shù)的合理性。 但是,我對于HSE不了解,還請大神指教! PS: 由于我的缺陷體系大概有280個原子,我能不能用在采用GGA優(yōu)化好的結(jié)構(gòu)的基礎(chǔ)之上,采用HSE進(jìn)行自洽計算(我只關(guān)心能量)。在INCAR中加入INCAR 中,加入 LHFCALC = .TRUE. ; HFSCREEN = 0.2 ALGO = Damped ; TIME = 0.4 |
至尊木蟲 (著名寫手)

至尊木蟲 (著名寫手)

木蟲 (正式寫手)
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 070300化學(xué)354求調(diào)劑 +13 | 101次希望 2026-03-28 | 13/650 |
|
|---|---|---|---|---|
|
[考研] 317求調(diào)劑 +11 | 蛋黃咸肉粽 2026-03-26 | 12/600 |
|
|
[考研] 085600 295分求調(diào)劑 +13 | W55j 2026-03-30 | 15/750 |
|
|
[考研] 學(xué)碩274求調(diào)劑 +16 | Li李魚 2026-03-26 | 16/800 |
|
|
[考研] 材料專碩調(diào)劑 +12 | 椰椰。 2026-03-29 | 12/600 |
|
|
[論文投稿]
chinese chemical letters英文版投稿求助
130+3
|
Yishengeryi 2026-03-30 | 3/150 |
|
|
[考研] 求調(diào)劑 +4 | 研s. 2026-03-25 | 4/200 |
|
|
[考研] 269求調(diào)劑 +4 | 我想讀研11 2026-03-31 | 4/200 |
|
|
[考研] 食品工程專碩一志愿中海洋309求調(diào)劑 +5 | 小張zxy張 2026-03-26 | 10/500 |
|
|
[考研] 286分調(diào)劑 +10 | Faune 2026-03-30 | 11/550 |
|
|
[考研] 一志愿南昌大學(xué)324求調(diào)劑 | hanamiko 2026-03-27 | 9/450 |
|
|
[考研] 332求調(diào)劑 +14 | 032500 2026-03-25 | 14/700 |
|
|
[考研]
|
gr哈哈哈 2026-03-28 | 3/150 |
|
|
[考研] 324求調(diào)劑 +9 | hanamiko 2026-03-26 | 11/550 |
|
|
[考研] 085701求調(diào)劑初試286分 +5 | secret0328 2026-03-28 | 5/250 |
|
|
[考研] 生物技術(shù)與工程 +7 | 1294608413 2026-03-25 | 8/400 |
|
|
[考研] 318求調(diào)劑 +7 | 陳晨79 2026-03-30 | 7/350 |
|
|
[考研] 一志愿南昌大學(xué)324求調(diào)劑 +5 | hanamiko 2026-03-29 | 5/250 |
|
|
[考研] 343求調(diào)劑 +6 | 愛羈絆 2026-03-29 | 6/300 |
|
|
[考研] 求調(diào)劑 +4 | 零八# 2026-03-27 | 4/200 |
|