Modulation of fluorescence signals from biomolecules along nanowires due to interaction of light with oriented nanostructures

Rune Schøneberg Frederiksen, Esther Alarcon-Llado, Morten H. Madsen, Katrine Rønne Rostgaard, Peter Krogstrup, Tom André Jos Vosch, Jesper Nygård, Anna Fontcuberta i Morral, Karen Laurence Martinez*

*Corresponding author af dette arbejde
15 Citationer (Scopus)

Abstract

High aspect ratio nanostructures have gained increasing interest as highly sensitive platforms for biosensing. Here, well-defined biofunctionalized vertical indium arsenide nanowires are used to map the interaction of light with nanowires depending on their orientation and the excitation wavelength. We show how nanowires act as antennas modifying the light distribution and the emitted fluorescence. This work highlights an important optical phenomenon in quantitative fluorescence studies and constitutes an important step for future studies using such nanostructures.

OriginalsprogEngelsk
TidsskriftNano Letters
Vol/bind15
Udgave nummer1
Sider (fra-til)176-181
Antal sider6
ISSN1530-6984
DOI
StatusUdgivet - 2015

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