Back to results
US 8,507,094 B2Granted
Superparamagnetic cluster-nano particles-porous composite bead and fabrication method thereof
AssigneeKorea Institute of Science and Technology
InventorsKyoungja Woo, Wooyoung Park
Life of this patent
Estimating the term…
Abstract
The present invention relates to a composite bead and a fabrication method thereof, and particularly, to a porous composite bead comprising superparamagnetic cluster and nanoparticles, such as light-emitting nanoparticles, magnetic nanoparticles, metallic nanoparticles, metal oxide nanoparticles and the like, and a fabrication method thereof.
Claims19
A superparamagnetic cluster-nanoparticles-porous composite bead comprising:
- a superparamagnetic cluster;
- a porous bead veiling the cluster;
- and
- nanoparticles radially distributed on an inner concentric sphere adjacent to an outer surface of the porous bead,
- wherein the nanoparticle is at least one type selected from a group consisting of light-emitting nanoparticle, magnetic nanoparticle, metallic nanoparticle and metal oxide nanoparticle.
2 more elements
A superparamagnetic cluster-nanoparticles-porous composite bead comprising:
- a cluster of superparamagnetic nanoparticles;
- a central porous bead veiling the cluster;
- nanoparticles radially coupled to an outer surface of the central porous bead by virtue of an electrostatic attraction;
- and
- a porous layer formed to veil the nanoparticles,
- wherein the nanoparticle is at least one type selected from a group consisting of light-emitting nanoparticle, magnetic nanoparticle, metallic nanoparticle and metal oxide nanoparticle.
3 more elements
Dependencies are inferred from the claim text.