Fuel cell catalyst and fuel cell

A fuel cell comprising a cathode electrode, an anode electrode, and an electrolyte layer provided between the cathode electrode and the anode electrode,

• wherein at least one of the cathode electrode and anode electrode comprises:
• a carbon support containing at least one first element selected from the group consisting of B, N, and P;
• and
• catalyst particles supported on the carbon support, and
• the catalyst particles include at least one of platinum particles and alloy particles containing Pt and an element A, and the element A contains at least one element selected from the group consisting of platinum group elements and period 4 to 6 transition metal elements.

A fuel cell catalyst comprising:

• a support containing at least one of an oxide represented by formula (3) below and a composite oxide represented by formula (4) below;
• catalyst particles provided on the support;
• and
• a carbon material provided on the catalyst particles and including at least one of a carbon fiber and carbon tube:
• MxOy (3) MxOy-M′aOb (4)
• wherein elements M and M′ can be the same or different, and each of the elements M and M′ is at least one element selected from the group consisting of Si, Ti, Al, Zr, Ge, Re, V, Mn, W, Mo, and Sn.

A fuel cell comprising a cathode electrode, an anode electrode, and an electrolyte layer provided between the cathode electrode and anode electrode,

• wherein at least one of the cathode electrode and anode electrode comprises:
• a support containing at least one of an oxide represented by formula (3) below and a composite oxide represented by formula (4) below;
• catalyst particles provided on the support;
• and
• a carbon material provided on the catalyst particles and including at least one of a carbon fiber and carbon tube:
• MxOy (3) MxOy-M′aOb (4)
• wherein elements M and M′ can be the same or different, and each of the elements M and M′ is at least one element selected from the group consisting of Si, Ti, Al, Zr, Ge, Re, V, Mn, W, Mo, and Sn.

A fuel cell catalyst comprising:

• a support containing at least one of an oxide represented by formula (3) below and a composite oxide represented by formula (4) below;
• a carbon material provided on the support and including at least one of a carbon fiber and carbon tube;
• and
• catalyst particles provided on the carbon material:
• MxOy (3) MxOy-M′aOb (4)
• wherein elements M and M′ can be the same or different, and each of the elements M and M′ is at least one element selected from the group consisting of Si, Ti, Al, Zr, Ge, Re, V, Mn, W, Mo, and Sn.

A fuel cell comprising a cathode electrode, an anode electrode, and an electrolyte layer provided between the cathode electrode and anode electrode,

• wherein at least one of the cathode electrode and anode electrode comprises:
• a support containing at least one of an oxide represented by formula (3) below and a composite oxide represented by formula (4) below;
• a carbon material provided on the support and including at least one of a carbon fiber and carbon tube;
• and
• catalyst particles provided on the carbon material:
• MxOy (3) MxOy-M′aOb (4)
• wherein elements M and M′ can be the same or different, and each of the elements M and M′ is at least one element selected from the group consisting of Si, Ti, Al, Zr, Ge, Re, V, Mn, W, Mo, and Sn.