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| 【懸賞金幣】回答本帖問題,作者學vasp的小白將贈送您 20 個金幣 | ||
學vasp的小白新蟲 (初入文壇)
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[求助]
vasp計算的一些問題
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在計算一個晶體時,算能帶,極化這些值時要用上色散修正嗎?什么時候要用上色散修正?什么時候不用?剛開始學,請說詳細一點。 發(fā)自小木蟲IOS客戶端 |
金蟲 (正式寫手)

木蟲 (文壇精英)

金蟲 (正式寫手)
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My bad! I misunderstood the Chinese terminology! As to dispersion correction, you can always use it for all the materials, see https://pubs.aip.org/aip/jcp/article-abstract/132/15/1 However, it is noted in many cases its effects can be negligible. But when the system has long range interactions, you had better use it! To me, ferroelectrics especially for those with layered structures are such a platform 發(fā)自小木蟲IOS客戶端 |

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