Optical characterization of ZnO

The green (2.19 eV) and yellow (2.2 eV)luminescence bands in ZnO polycrystalline samples were studied by PL, PLE, TRPL and lifetime measurements. A shift towards higher energies of the green emission band is observed for temperatures above 35 K.

Bibliographic Details
Main Author: Gaspar, C. (author)
Other Authors: Costa, F. (author), Monteiro, T. (author)
Format: article
Language:eng
Published: 1000
Subjects:
Online Access:http://hdl.handle.net/10773/6199
Country:Portugal
Oai:oai:ria.ua.pt:10773/6199
Description
Summary:The green (2.19 eV) and yellow (2.2 eV)luminescence bands in ZnO polycrystalline samples were studied by PL, PLE, TRPL and lifetime measurements. A shift towards higher energies of the green emission band is observed for temperatures above 35 K.