Abstract: Provided is a conductive polymer composite material including an intrinsically conductive polymer, a cellulose nanofiber, and a polyol, wherein the surface of the cellulose nanofiber contains a carboxylic group. In one embodiment, based on 100 parts by weight of the intrinsically conductive polymer, the content of the cellulose nanofiber is 1 to 100 parts by weight, and the content of the polyol is 10 to 3,000 parts by weight. A capacitor including the conductive polymer composite material is also provided.

Abstract: A method for hydrogen evolution by electrolysis includes soaking a membrane electrode assembly into an alkaline aqueous solution. The membrane electrode assembly includes an anode having a first catalyst layer on a first gas-liquid diffusion layer, a cathode having a second catalyst layer on a second gas-liquid diffusion layer, and a cationic exchange membrane between the first catalyst layer of the anode and the second catalyst layer of the cathode. The first catalyst layer, the second catalyst layer, or both of the above has a chemical structure of MxRuyN2, wherein M is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn, 0<x<1.3, 0.7<y<2, and x+y=2, wherein MxRuyN2 is cubic crystal system or amorphous. The method also applies a voltage to the anode and the cathode for electrolysis of the alkaline aqueous solution, thereby producing hydrogen at the cathode and producing oxygen at the anode.

Abstract: A method for manufacturing nitride catalyst is provided, which includes putting a Ru target and an M target into a nitrogen-containing atmosphere, in which M is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn. The method also includes providing powers to the Ru target and the M target, respectively. The method also includes providing ions to bombard the Ru target and the M target for depositing MxRuyN2 on a substrate by sputtering, wherein 0<x<1.3, 0.

Abstract: A membrane electrode assembly includes an anode having a first catalyst layer on a first gas-liquid diffusion layer, a cathode having a second catalyst layer on a second gas-liquid diffusion layer, and an anionic exchange membrane between the first catalyst layer of the anode and the second catalyst layer of the cathode. The first catalyst layer has a chemical structure of M?aM?bN2 or M?cM?dCe, wherein M? is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn, M? is Nb, Ta, or a combination thereof, 0.7?a?1.7, 0.3?b?1.3, a+b=2, 0.24?c?1.7, 0.3?d?1.76, and 0.38?e?3.61, wherein M?aM?bN2 is a cubic crystal system and M?cM?d Ce is a cubic crystal system or amorphous.

Abstract: A method for manufacturing catalyst material is provided, which includes putting an M? target and an M? target into a nitrogen-containing atmosphere, in which M? is Ni, Co, Fe, Mn, Cr, V, Ti, Cu, or Zn, and M? is Nb, Ta, or a combination thereof. Powers are provided to the M? target and the M? target, respectively. Providing ions to bombard the M? target and the M? target to sputtering deposit M?aM?bN2 on a substrate, wherein 0.7?a?1.7, 0.3?b?1.3, and a+b=2, wherein M?aM?bN2 is a cubic crystal system.

Abstract: A catalyst composition and a use thereof are provided. The catalyst composition includes a support and at least one RuXMY alloy attached to the surface of the support, wherein M is a transition metal and X?Y. The catalyst composition is used in an alkaline electrochemical energy conversion reaction, and can improve the energy conversion efficiency for an electrochemical energy conversion device and significantly reduce material costs.

Abstract: An electrocatalyst is provided. The electrocatalyst includes Pd-containing metal nitride, wherein the metal is Co, Fe, Y, Lu, Sc, Ti, V, Cu, Ni, or a combination thereof. The molar ratio between the metal and Pd is greater than 0 and less than or equal to 0.8. A fuel cell utilizing the above electrocatalyst is further provided.

Abstract: Provided is a conductive polymer composite material including an intrinsically conductive polymer, a cellulose nanofiber, and a polyol, wherein the surface of the cellulose nanofiber contains a carboxylic group. In one embodiment, based on 100 parts by weight of the intrinsically conductive polymer, the content of the cellulose nanofiber is 1 to 100 parts by weight, and the content of the polyol is 10 to 3,000 parts by weight. A capacitor including the conductive polymer composite material is also provided.

Abstract: A method for removing boron is provided, which includes (a) mixing a carbon source material and a silicon source material in a chamber to form a solid state mixture, (b) heating the solid state mixture to a temperature of 1000° C. to 1600° C., and adjusting the pressure of the chamber to 1 torr to 100 torr. The method also includes (c) conducting a gas mixture of a first carrier gas and water vapor into the chamber to remove boron from the solid state mixture, and (d) conducting a second carrier gas into the chamber.

Abstract: A conductive composite is provided, which includes a conductive conjugated polymer and a mixture. The mixture includes (a) boron oxide, and (b) sulfur-containing compound, nitrogen-containing compound, or a combination thereof. A capacitor is also provided, which includes an anode electrode, a dielectric layer on the anode electrode, a cathode electrode, and an electrolyte between the dielectric layer and the cathode electrode, wherein the electrolyte includes the described conductive composite.

Abstract: A polymer and a method for preparing the same are provided. The polymer includes a first repeat unit and a second repeat unit. In particular, the first repeat unit is and, the second repeat unit is wherein R+ is A? is F?, Cl?, Br?, I?, OH?, HCO3?, HSO4?, SbF6?, BF4?, H2PO4?, H2PO3?, or H2PO2?; X is i and j are independently 0, or an integer from 1 to 4; Y is —O—, —S—, —CH2—, or —NH—; R1 is independently C1-8 alkyl group; and, R2 and R3 are hydrogen, or independently C1-8 alkyl group.

Abstract: A capacitor structure is provided, which includes a positive electrode, a dielectric layer on the positive electrode, and an organic-inorganic composite layer on the dielectric layer. The capacitor structure also includes a negative electrode, and a conductive conjugated polymer electrolyte disposed between the organic-inorganic composite layer and the negative electrode.

Abstract: A coated probe is provided. The probe includes a probe body and a cladding layer. The probe body has a terminal. The cladding layer covers the surface of the terminal of the probe body, wherein the cladding layer includes a carbon nano-material layer, and the carbon nano-material layer includes a carbon nano-material.

Abstract: An electrocatalyst is provided. The electrocatalyst includes Pd-containing metal nitride, wherein the metal is Co, Fe, Y, Lu, Sc, Ti, V, Cu, Ni, or a combination thereof. The molar ratio between the metal and Pd is greater than 0 and less than or equal to 0.8. A fuel cell utilizing the above electrocatalyst is further provided.

Abstract: A polymer, ion exchange membrane, and structural enhanced membrane employing the same are provided. The polymer includes a first repeating unit and a second repeating unit. In particular, the first repeating unit is and, the second repeating unit is wherein R+ can be A? can be F?, Cl?, Br?, I?, OH?, HCO3?, HSO4?, SbF6?, BF4?, H2PO4?, H2PO3?, or H2PO2?; Y1 and Y2 can be independently —O—, —S—, —CH2—, or —NH—; Ra and Rb can be independently hydrogen or C1-8 alkyl group; i, j, and k can be independently 0 or an integer from 1 to 6; R1 can be C1-10 alkyl group or C5-6 cycloalkyl group; and, R2 and R3 can be independently hydrogen, C1-8 alkyl group, vinyl group, C6-12 aryl group, or allyl group.

Abstract: A bilayer complex proton exchange membrane and a membrane electrode assembly are provided. The bilayer complex proton exchange membrane includes a first complex structure and a second complex structure. The first complex structure includes 0.001-10 wt % of a graphene derivative with two dimension configuration, and 99.999-90 wt % of organic material. The organic material includes polymer material having sulfonic acid group or phosphate group. The second complex structure includes 0.5-30 wt % of inorganic material and 99.5-70 wt % of organic material, wherein a surface area of the inorganic material is 50-3000 m2/g, and the organic material includes polymer material with sulfonic acid group or phosphate group.

Abstract: A crosslinked copolymer is provided, which includes a copolymer crosslinked by a crosslinking agent. The copolymer is copolymerized of (a) styrene-based monomer, (b) monomer having conjugated double bonds or acrylate ester monomer, and (c) ammonium-containing heterocyclic monomer. The crosslinking agent is (d) or the product of the reaction between and (e) or a combination thereof. Z is wherein each R1 is independently H or C1-4 alkyl group, each R2 is independently H or C1-4 alkyl group, R3 is single bond, —O—, —S—, —CH2—, or —NH—. n is a positive integer. x is 1 to 12, y is 1 to 5, and z is 1 to 5.

Abstract: A protected active metal electrode and a device with the electrode are provided. The protected active metal electrode includes an active metal substrate and a protection layer on a surface of the active metal substrate. The protection layer at least includes a metal thin film covering the surface of the active metal substrate and an electrically-conductive thin film covering a surface of the metal thin film. A material of the metal thin film is Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, or W. A material of the electrically-conductive thin film is selected from nitride of a metal in the metal thin film, carbide of a metal in the metal thin film, a diamond-like carbon (DLC), and a combination thereof.

Abstract: An ion exchange membrane is provided. The ion exchange membrane includes a reaction product of a polymer and a cross-linking reagent. The polymer includes a first repeat unit, and a second repeat unit. In particular, the first repeat unit is and, the second repeat unit is wherein R+ is A? is F?, Cl?, Br?, I?, OH?, HCO3?, HSO4?, SbF6?, BF4?, H2PO4?, H2PO3?, or H2PO2?; X is CH2iYCH2j, i and j are independently 0, or an integer from 1 to 4; Y is —O—, —S—, —CH2—, or —NH—; R1 is independently C1-8 alkyl group; and, R2 and R3 are hydrogen, or independently C1-8 alkyl group; and, the cross-linking reagent is a compound having at least two imide groups.

Abstract: A capacitor structure is provided, which includes a positive electrode, a dielectric layer on the positive electrode, and an organic-inorganic composite layer on the dielectric layer. The capacitor structure also includes a negative electrode, and a conductive conjugated polymer electrolyte disposed between the organic-inorganic composite layer and the negative electrode.