Abstract:
A material for a solid oxide fuel cell, the material including: a first metal oxide represented by Formula 1 and having a perovskite crystal structure; a second metal oxide having an electronic conductivity which is greater than an electrical conductivity of the first metal oxide, a thermal expansion coefficient which is less than a thermal expansion coefficient of the first metal oxide, and having a perovskite crystal structure; and a third metal oxide having a fluorite crystal structure: BaaSrbCoxFeyZ1-x-yO3-δ, Formula 1 wherein Z is at least one element selected from an element of Groups 3 to 12 and a lanthanide element, a and b satisfy 0.4≦a≦0.6, 0.4≦b≦0.6, and a+b≦1, x and y satisfy 0.6≦x≦0.9, 0.1≦y≦0.4, and x+y
Abstract translation:1.一种固体氧化物型燃料电池用材料,其特征在于,具有由式1表示的具有钙钛矿结晶结构的第一金属氧化物, 具有比第一金属氧化物的电导率大的电子导电性的第二金属氧化物,小于第一金属氧化物的热膨胀系数的热膨胀系数,并具有钙钛矿晶体结构的第二金属氧化物; 和具有萤石晶体结构的第三金属氧化物:BaaSrbCoxFeyZ1-x-yO3-δ,式1其中Z是选自第3〜12族元素中的至少一种元素和镧系元素,a和b满足0.4≤a@ 0.6,0.4 @ b @ 0.6和a + b @ 1,x和y满足0.6 @ x @ 0.9,0.1 @ y @ 0.4和x + y <1,并且选择δ,使得第一金属氧化物是静电的 中性。
Abstract:
An oxide represented by Formula 1: (Sr2-xAx)(M1-yQy)D2O7+d, Formula 1 wherein A is barium (Ba), M is at least one selected from magnesium (Mg) and calcium (Ca), Q is a Group 13 element, D is at least one selected from silicon (Si) and germanium (Ge), 0≦x≦2.0, 0
Abstract:
A positive electrode composite for a solid oxide fuel cell, on the positive electrode composite including: a porous reaction prevention layer; and a mixed-conductivity material disposed in the porous reaction prevention layer.
Abstract:
A composite metal oxide represented by the formula Ma1−xMbxMcO4+x/2, wherein Ma is at least one element selected from alkaline earth metals, Mb is at least one element selected from lanthanoids, Mc is at least one element selected from Mo and W, and x is from about 0.1 to about 0.5.
Abstract translation:由式Ma1-xMbxMcO4 + x / 2表示的复合金属氧化物,其中,Ma是选自碱土金属中的至少一种元素,Mb是选自镧系元素中的至少一种元素,Mc是选自Mo和W中的至少一种元素 ,x为约0.1至约0.5。
Abstract:
An anode support for a solid oxide fuel cell, the anode support having a bimodal pore distribution comprising a first pore having an average pore size of about 3 micrometers to about 10 micrometers, and a second pore having an average pore size of about 0.1 micrometer to about 1 micrometer.
Abstract:
An oxide represented by Formula 1: A2M1−xCxD2O7+δ Formula 1 wherein, in Formula 1, x is in the range of 0.4≦x≦1.0; δ is selected such that the oxide electrically neutral; A is at least one metal selected from an alkaline earth metal; M is an alkaline earth metal that differs from A; C is a transition metal; and D is at least one selected from germanium (Ge) and silicon (Si).
Abstract:
A nano-composite, including: a plurality of secondary particles, each secondary particle including a mixture of nano-size primary particles, wherein the mixture of nano-size primary particles includes particles including a nickel oxide or a copper oxide, and particles including zirconia doped with a trivalent metal element or ceria doped with a trivalent metal element, and wherein the nano-size primary particles define a plurality of nano-pores.
Abstract:
A composite including: a nickel compound represented by Formula 1: Ni1-xM1xOy Formula 1 wherein M1 is silicon (Si), germanium (Ge), molybdenum (Mo), or a combination thereof, and 0≦x≦0.3 and 0≦y≦3; and a yttria-stabilized zirconia including cerium (Ce), titanium (Ti), or a combination thereof.