Plasmonic and dielectric properties of ideal graphene
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- 作者：Robert Warmbier ; robert.warmbier@wits.ac.za" class="auth_mail" title="E-mail the corresponding author ; Alexander Quandt alex.quandt@wits.ac.za" class="auth_mail" title="E-mail the corresponding author
- 关键词：Graphene ; Density functional theory ; Dielectric function
- 刊名：Computational Materials Science
- 出版年：2016
- 出版时间：March 2016
- 年：2016
- 卷：114
- 期：Complete
- 页码：18-22
- 全文大小：1114 K
文摘
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Strong dielectric function signal from Dirac cone up to 1 eV with linear dispersion.
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Same signal also in electron energy loss spectrum, but no plasmon resonance.
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No indication for THz plasmons in ideal graphene.