Impact of heterogeneous passivation of trimethylphosphine oxide and di-methylphosphine oxide surface ligands on the electronic structure of CdnSen (n=6, 15) quantum dots: A DFT study
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- 作者：Paramasivam Ganesan ; Senthilkumar Lakshmipathi ; lsenthilkumar@buc.edu.in" class="auth_mail" title="E-mail the corresponding author
- 关键词：Colloidal quantum dots ; CdSe ; TMPO ; DMPO ; Quantum dot-ligand interaction
- 刊名：Physica E: Low-dimensional Systems and Nanostructures
- 出版年：2016
- 出版时间：September 2016
- 年：2016
- 卷：83
- 期：Complete
- 页码：284-296
- 全文大小：4027 K
文摘
- •
Structural distortion is removed in CdSe QDs using impurity DMPO ligands.
- •
Non-polar surface
is active for impurity binding in CdSe QDs.- •
Heterogeneous passivation of ligands blue shifts absorption spectra of CdSe QDs.