Controlled chemical etching for silicon nanocrystals with wavelength-tunable photoluminescence

Chem Commun (Camb). 2009 Jul 7:(25):3759-61. doi: 10.1039/b903313k. Epub 2009 May 12.

Authors

Keisuke Sato¹, Hiroaki Tsuji, Kenji Hirakuri, Naoki Fukata, Yusuke Yamauchi

Affiliation

¹ World Premier International (WPI) Research Center for Materials Nanoarchitectonics (MANA), National Institute for Materials Science (NIMS), 1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan. Sato.Keisuke@nims.go.jp

PMID: 19557273
DOI: 10.1039/b903313k

Abstract

The size of silicon nanocrystals is finely tuned by applying a chemical etching process, leading to differently coloured visible luminescence.

Publication types

Research Support, Non-U.S. Gov't

MeSH terms

Hydrofluoric Acid / chemistry
Luminescence*
Luminescent Measurements
Metal Nanoparticles / chemistry*
Nitric Acid / chemistry
Silicon / chemistry*
Solutions

Substances

Solutions
Nitric Acid
Hydrofluoric Acid
Silicon