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Low Temperature Characteristics of ZnO Photoluminescence Spectra. Matthew Xia. Columbia University. Advisor: Dr. Karl Johnston. Background.
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Low Temperature Characteristics of ZnO Photoluminescence Spectra
Matthew Xia
Columbia University
Advisor: Dr. Karl Johnston
Si

Si
Si
Si
Si
Si
As+
B
Si
Si
If the material is excited by an optical beam at an greater than the band gap, electronhole pairs called the exciton created.
Henry et al, Hyperfine Interactions (2000)
Experiments carried out at ISOLDE, CERN (Isotope Separation Online)
Hyperfine Interactions: 129 (2000)
where λ = ln(2)/t1/2 .
Sample A (grown with 20 Ǻ Au catalyst).
Sample B (grown with 52 Ǻ Au catalyst).
Grabowska et al., Dublin City University.
Sample C. Aligned Nanorods grown with conditions similar to A.