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High pressure photoluminescence and Raman investigations of core/shell quantum dots
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10.1063/1.2430772
/content/aip/journal/apl/90/2/10.1063/1.2430772
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/2/10.1063/1.2430772
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) (a) Absorption and PL spectra of QDs. The insert shows the TEM image. (b) Raman spectrum of QDs excited with the line from an laser, after subtraction of the PL background.

Image of FIG. 2.
FIG. 2.

(Color online) Pressure dependence of PL peak of QDs. (a) PL spectra at different pressures. (b) Energy and FWHM of PL peak as a function of pressure.

Image of FIG. 3.
FIG. 3.

(Color online) Pressure dependence of phonon frequencies of QDs. (a) Raman spectra at different pressures. (b) Frequency of Raman peaks as a function of pressure. Inserts show their corresponding structures at different pressures.

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/content/aip/journal/apl/90/2/10.1063/1.2430772
2007-01-12
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: High pressure photoluminescence and Raman investigations of CdSe∕ZnS core/shell quantum dots
http://aip.metastore.ingenta.com/content/aip/journal/apl/90/2/10.1063/1.2430772
10.1063/1.2430772
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