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US 7,741,840 B1Granted
Magnetic probe
AssigneeEmpire Technology Development LLC
InventorAdarsh Sandhu
Life of this patent
Estimating the term…
Abstract
A magnetic probe includes a tubular container, the inside of which can be observed and at least one end of which is closed, a paramagnetic seed which is fixed to an end of the tubular container, and a paramagnetic colloidal particle dispersion liquid that is filled in the tubular container.
Claims8
A magnetic probe comprising:
- a tubular container, the inside of which can be observed and at least one end of which is closed;
- a paramagnetic seed which is fixed to an end of the tubular container and which comprises a carbon nanotube and a paramagnetic powder that is filled inside the carbon nanotube;
- a paramagnetic colloidal particle dispersion liquid that is filled in the tubular container;
- and
- a means for measuring a light transmittance of the tubular container.
2 more elements
A magnetic probe comprising:
- a tubular container, the inside of which can be observed and at least one end of which is closed;
- a paramagnetic seed which is fixed to an end of the tubular container;
- and
- a paramagnetic colloidal particle dispersion liquid that is filled in the tubular container.
1 more element
A method of detecting magnetism comprising:
- disposing a magnetic probe comprising a tubular container, the inside of which can be observed and at least one end of which is closed, a paramagnetic seed which is fixed to an end of the tubular container, and a dispersion liquid of paramagnetic colloidal particles, the dispersion liquid being filled in the tubular container;
- allowing the paramagnetic colloidal particles to sequentially adhere to the paramagnetic seed;
- and
- measuring a light transmittance of the tubular container.
1 more element
Dependencies are inferred from the claim text.