A light absorber preform solution includes a solvent, a plurality of carbon nanotubes entangled with each other to form a network structure, and a plurality of carbon particles in the network structure. The plurality of carbon nanotubes and the plurality of carbon particles are in the solvent.

A solar cell structure is disclosed that includes a first metal layer, formed over predefined portions of a sun-exposed major surface of a semiconductor structure, that form electrical gridlines of the solar cell; a network of carbon nanotubes formed over the first metal layer; and a second metal layer formed onto the network of carbon nanotubes, wherein the second metal layer infiltrates the network of carbon nanotubes to connect with the first metal layer to form a first metal matrix composite comprising a metal matrix and a carbon nanotube reinforcement, wherein the second metal layer is an electrically conductive layer in which the carbon nanotube reinforcement is embedded in and bonded to the metal matrix, and the first metal matrix composite provides enhanced mechanical support as well as enhanced or equal electrical conductivity for the electrical contacts against applied mechanical stressors to the electrical contacts.

Polymers suitable for forming carbon nanotube-functionalized reverse thermal gel compositions, compositions including the polymers, and methods of forming and using the polymers and compositions are disclosed. The compositions have reverse thermal gelling properties and transform from a liquid/solution to a gel—e.g., near or below body temperature. The polymers and compositions can be injected into or proximate an area in need of treatment.

Polymers suitable for forming carbon nanotube-functionalized reverse thermal gel compositions, compositions including the polymers, and methods of forming and using the polymers and compositions are disclosed. The compositions have reverse thermal gelling properties and transform from a liquid/solution to a gel—e.g., near or below body temperature. The polymers and compositions can be injected into or proximate an area in need of treatment.

The present invention relates to a carbon nanotube dispersion including carbon nanotubes, a polymer dispersant containing an amine, a phenolic compound including two or more aromatic rings, and an aqueous solvent, wherein the polymer dispersant and the phenolic compound including two or more aromatic rings are included in a weight ratio of 100:1 to 100:90, and having low viscosity and a small change of viscosity over time.

The present invention relates to a carbon nanotube dispersion including carbon nanotubes, a polymer dispersant containing an amine, a phenolic compound including two or more aromatic rings, and an aqueous solvent, wherein the polymer dispersant and the phenolic compound including two or more aromatic rings are included in a weight ratio of 100:1 to 100:90, and having low viscosity and a small change of viscosity over time.

A composition, which may be in the form of a film, comprises a network of carbon nanotubes. One or more non-conjugated polymer molecules are associated with individual carbon nanotubes or small bundles of carbon nanotubes in the form of polymer-nanotube complexes.

A composition, which may be in the form of a film, comprises a network of carbon nanotubes. One or more non-conjugated polymer molecules are associated with individual carbon nanotubes or small bundles of carbon nanotubes in the form of polymer-nanotube complexes.

Provided is a method for stably storing a nanocarbon dispersion liquid comprising a surfactant for a long period of time. One aspect of the present invention relates to a method for storing a nanocarbon dispersion liquid comprising a low-temperature storage step of storing the nanocarbon dispersion liquid at 10° C. or lower and/or a surfactant concentration adjustment step of adjusting a concentration of the surfactant in the nanocarbon dispersion liquid so as to be less than 100 times of a critical micelle concentration and equal to or more than the critical micelle concentration.

Provided is a method for stably storing a nanocarbon dispersion liquid comprising a surfactant for a long period of time. One aspect of the present invention relates to a method for storing a nanocarbon dispersion liquid comprising a low-temperature storage step of storing the nanocarbon dispersion liquid at 10° C. or lower and/or a surfactant concentration adjustment step of adjusting a concentration of the surfactant in the nanocarbon dispersion liquid so as to be less than 100 times of a critical micelle concentration and equal to or more than the critical micelle concentration.