Competitive mechanism of electron transition in Mn-doped ZnS nanoribbons
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文摘

Firstly, ZnS-based one-dimensional nanoribbons were synthesized by a simple thermal evaporation method.

The highly crystalline fringes exhibit the wurtzite structure, growing mainly along the [001] or [100] direction.

Secondly, the optical absorption spectra showed that the optical absorption band edge of the pure ZnS nanoribbons exhibit an obvious blue shift compared to that of the Mn-doped ZnS.

Strong emission band centered at 343 nm was found from the PL spectrum of the pure ZnS nanoribbons, while a weak defect-related emission centered at 580 nm was discovered with the dopant of Mn element.

Finally, the growth mechanism and the electron transition process were discussed based on the detailed measurements.

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