RAMAN SCATTERING NANOPROBES, METHOD FOR PREPARATION AND METHOD OF PERFORMING A RAMAN INVESTIGATION

A Raman scattering probe, and a method of making such a probe, uses a capsule of nanometric size, such as a nanotube, to which is coupled at least one Raman-active molecule. The Raman-active molecule may be encapsulated in, or attached on the exterior of, the capsule, and exhibits a Raman scattering...

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Bibliographische Detailangaben
Hauptverfasser: MARTEL, Richard, RAYMOND, François, CABANA, Janie, TANG, Nathalie Y-wa, NADON, Marc-antoine
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A Raman scattering probe, and a method of making such a probe, uses a capsule of nanometric size, such as a nanotube, to which is coupled at least one Raman-active molecule. The Raman-active molecule may be encapsulated in, or attached on the exterior of, the capsule, and exhibits a Raman scattering response when the probe is illuminated by an excitation light beam. A functionalization chemical group that is attached to an exterior of the capsule provides a connection between the capsule and a target material. This functionalization may include a generic chemical functionalization that bonds with any of a plurality of secondary chemical groups each of which bonds directly with a different target. A method of using the probe for Raman spectroscopy or Raman imaging is also provided.