摘要:
The invention relates to a supercapacitor (10) to be submerged in a medium (15) containing a biological material and an oxidant, wherein the anode (A) comprises a first enzyme that can catalyse the oxidation of the biological material and the cathode (K) comprises a second enzyme that can catalyse the reduction of the oxidant, and wherein each of the anode and cathode electrodes consists of a solid agglomerate of a conductive material mixed with the first or the second enzyme, said agglomerate having a specific surface that is larger than or equal to 20 m 2 /g and an average pore size varying between 0.7 nm and 10 pm.
摘要:
The invention relates to a biopile electrode or biosensor electrode intended to be immersed in a liquid medium containing a target and an oxidizer, respectively a reducer, in which the anode comprises an enzyme able to catalyse the oxidation of a target, and the cathode comprises an enzyme able to catalyse the reduction of the oxidizer, and in which each of the anode electrode and cathode electrode consists of a solid agglomeration of carbon nanotubes mixed with the enzyme, and is secured to an electrode wire.
摘要:
The invention concerns an aqueous composition comprising carbon nanotubes and a surfactant, characterized in that the carbon nanotubes are single-wall hydrophobic nanotubes and in that the surfactant is chosen among electropolymerizable surfactant monomers of formula (I): €ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ X-Y-Z€ƒ€ƒ€ƒ€ƒ€ƒ(I) wherein: X is an electropolymerizable moiety selected from the group consisting of pyrrole, acetylene, phenol, aniline, thiophene, carbazole, indole and azulene Y is a hydrophobic hydrocarbon chain and Z is a polar group selected from the group consisting of quaternary ammonium salts, alkylphosphonates and sulfonates. The invention also relates to a method for the preparation of an aqueous composition as described above, comprising the following steps: i) solubilisation of the surfactant monomer ii) addition of the single-wall carbon nanotubes in the aqueous solution comprising said surfactant monomer, (iii) sonication of the resulting solution, and, optionally (iv) addition of a protein.
摘要:
A method for manufacturing a cross-linked carbon nanomaterial, said process comprising the steps of: a) providing a carbon nanomaterial; and b) contacting said carbon nanomaterial with a solution comprising an acyl halide in an aprotic solvent in order to obtain a cross-linked carbon nanomaterials. An electrode comprising a layer of acylated cross-linked carbon nanomaterial and an electrically conductive element. A fuel cell comprising said electrode, a counter electrode and an electrolyte. A cross-linked acylated carbon nanomaterial.