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(Color online) (a) TEM image of an InP NW with a diameter of about , Inset: zoom in of the upper part of the NW. (b) spectrum of two nanowires with emission energies of (labeled A) and (labeled B), respectively ( , ). Intensity maps showing the spatial distribution of the integrated intensity of nanowire A [panel (c)] and B [panel (d)], respectively.
spectrum of individual nanowires (NW1–NW5) recorded at an excitation power of at .
(Color online) Photoluminescence decay of NW4 emission taken after spectral filtering at (a) and (b) , respectively. (c) Arrhenius plot showing the PL intensity of NW4 emission vs reciprocal temperature.
Emission energy, radial confinement energy, and calculated diameter of nanowires NW1–NW5.
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