Abstract: A method, apparatus, and computer program product are provided for identifying individuals using electronic fingerprint data, providing residence mapping functionality, resolving conflicts relating to the update of electronic records, and optimizing performance relating to the access of electronic records.

Abstract: A method, apparatus, and computer program product are provided for identifying individuals using electronic fingerprint data, providing residence mapping functionality, resolving conflicts relating to the update of electronic records, and optimizing performance relating to the access of electronic records.

Abstract: The present disclosure relates to an electrolytic cell for the production of aluminium by reducing alumina. The cell may comprise a sidewall including at least one side block. The side block may comprise an aluminous material having an apparent porosity of less than about 10% and a composition, as a weight percentage on the basis of the aluminous material and for a total of about 100%, such that: Al2O3>about 50%, beta-alumina being less than about 20% of the weight of the aluminous material, oxides that are less reducible than alumina at 1000° C.<about 50%, Na2O<about 3.9%, and other components<about 5%.

Abstract: The invention relates to a melted and cast refractory product having a chemical composition such that, in mass percentages on the basis of the oxides: AI2O3: complement up to 100%; MgO: 26% to 50%; ZrO2: 0.5% to 10.0%; B2O3: <1.5%; SiO2: ?0.5%; Na2O+K2O: ?0.3%; CaO: ?1.0%; Fe2O3+TiO2: <0.55%; other oxide species: <1.0%. In said product, the elementary mass ratio R of the zirconium content to the total boron, fluorine and silicon content is between 2 and 80.

Abstract: Sintered product exhibiting a relative density of greater than 97% and composed of: more than 92% by weight of silicon carbide, between 0.5% and 8% by weight of an amorphous secondary phase comprising the elements O, Si and one or two elements chosen from Al and Y, less than 2% of other elements, present in said product in the form of an additional phase or of unavoidable impurities, in which the silicon carbide is present in the form of crystalline grains and in which said secondary phase is amorphous and located essentially at the boundaries of the silicon carbide grains.

Abstract: A product obtained by solid-phase sintering of a silicon carbide powder and of a sintering additive, the product having a relative density of greater than 98.5% and including: more than 92% by weight of SiC present in the form of grains, less than 2% by weight of elemental oxygen, less than 6% by weight, in total, of other elements, wherein more than 10% by number of the SiC grains, on the basis of the total number of the grains, have an elongation factor F of greater than 3 (F>3), wherein more than 50% by number of the grains, the elongation factor F of which is greater than 3, have a width of greater than 3 micrometers, and wherein the other SiC grains in the product have a mean equivalent diameter of greater than 1 micrometer and less than 20 micrometers.

Abstract: A sintered material based on silicon carbide (SiC) reactively sintered between 1,100° C. and 1,700° C. to form a silicon nitride binder (Si3N4), intended in particular for fabricating an aluminum electrolysis cell, including 0.05% to 1.5% of boron, the Si3N4/SiC weight ratio being in the range 0.05 to 0.45. Application, in particular, to an electrolysis cell.

Abstract: The invention relates to a melted and cast refractory product having a chemical composition such that, in mass percentages on the basis of the oxides: Al2O3 : complement up to 100%; MgO: 26% to 45%; ZrO2: 0.5% to 10.0%; B2O3: <1.5%; SiO2: <0.5%; Na2O+K2O: <0.3%; CaO: <1.0%; Fe2O3+TiO2: <0.55%; other oxide species: <1,0%. In said product, the elementary mass ratio R of the zirconium content to the total boron, fluorine and silicon content is between 2 and 80.

Abstract: The present disclosure relates to an electrolytic cell for the production of aluminium by reducing alumina. The cell may comprise a sidewall including at least one side block. The side block may comprise an aluminous material having an apparent porosity of less than about 10% and a composition, as a weight percentage on the basis of the aluminous material and for a total of about 100%, such that: Al2O3>about 50%, beta-alumina being less than about 20% of the weight of the aluminous material, oxides that are less reducible than alumina at 1000° C.<about 50%, Na2O<about 3.9%, and other components<about 5%.

Abstract: A product obtained by solid-phase sintering of a silicon carbide powder and of a sintering additive, the product having a relative density of greater than 98.5% and including: more than 92% by weight of SiC present in the form of grains, less than 2% by weight of elemental oxygen, less than 6% by weight, in total, of other elements, wherein more than 10% by number of the SiC grains, on the basis of the total number of the grains, have all elongation factor F of greater than 3 (F>3), wherein more than 50% by number of the grains, the elongation factor F of which is greater than 3, have a width of greater than 3 micrometers, and wherein the other SiC grains in the product have a mean equivalent diameter of greater than 1 micrometer and less than 20 micrometers.

Abstract: Sintered product exhibiting a relative density of greater than 97% and composed of: more than 92% by weight of silicon carbide, between 0.5% and 8% by weight of an amorphous secondary phase comprising the elements O, Si and one or two elements chosen from Al and Y, less than 2% of other elements, present in said product in the form of an additional phase or of unavoidable impurities, in which the silicon carbide is present in the form of crystalline grains and in which said secondary phase is amorphous and located essentially at the boundaries of the silicon carbide grains.

Abstract: The invention relates to a powder comprising more than 70% of glass-ceramic and/or refractory particles, a particle of said powder being classed in the fraction called “matrix” or in the fraction called “aggregate” according to whether it is smaller than, or equal to 100 ?m, or bigger than 100 ?m, respectively, the aggregate, representing more than 60% of the powder, comprising: more than 40% of particles of a glass-ceramic material having a crystallization rate of higher than 50% and a thermal expansion value, measured at 700° C., of less than 0.3%, called “glass-ceramic grains”; less than 35% of particles of a refractory material different from a glass-ceramic material, called “refractory grains”, the quantity of refractory grains being higher than 10% if the aggregate comprises more than 40% of glass-ceramic grains having a thermal expansion value, measured at 700° C., of less than or equal to 0.

Abstract: The invention relates to a powder comprising more than 70% of refractory particles, in weight percent relative to the weight of the powder, a particle of said powder being classed in the fraction called “matrix” or in the fraction called “aggregate”, according to whether it is smaller than, or equal to 100 ?m, or larger than 100 ?m, respectively, said powder comprising, in weight percent relative to the weight of the powder: between 0.1% and 18% of particles of a heat-activatable binder, called “heat-activatable binder particles”; and more than 40% of refractory particles, called “ATZ particles”, having the following chemical composition, in weight percentages on the basis of the oxides of said ATZ particles: 10%?Al2O3?55%; 35%?TiO2?80%; 1%?MgO+Cr2O3?10%; 8%?ZrO2?20%; SiO2?8%.

Abstract: The methods and compositions of the present invention are directed to a vaccine against Vibrio cholerae comprised of V. cholerae outer membrane vesicles (OMVs). Such vaccines are relatively stable, facilitating distribution. Inventive methods generally include administration of a vaccine against Vibrio cholerae by intranasal, intraperitoneal, oral or intragastric routes. Such vaccines confer immunity to the individual, and when administered to pregnant subjects, can be conferred to the offspring of individuals.

Abstract: A molten and cast refractory material having a chemical composition, in weight percent on the basis of oxides, of: —Al2O3: the remainder up to 100%; —MgO: 28% to 50%; —CuO: 0.05% to 1.0%; —B2O3: ?1.0%; —SiO2: <0.5%; —Na2O+K2O: <0.3%; —CaO: <1.0%; —Fe2O3+TiO2: <0.55%; —and other oxide species: <0.5%.

Abstract: A sintered material based on silicon carbide (SiC) reactively sintered between 1,100° C. and 1,700° C. to form a silicon nitride binder (Si3N4), intended in particular for fabricating an aluminum electrolysis cell, including 0.05% to 1.5% of boron, the Si3N4/SiC weight ratio being in the range 0.05 to 0.45. Application, in particular, to an electrolysis cell.

Abstract: The invention relates to a powder comprising more than 70% of glass-ceramic and/or refractory particles, a particle of said powder being classed in the fraction called “matrix” or in the fraction called “aggregate” according to whether it is smaller than, or equal to 100 ?m, or bigger than 100 ?m, respectively, the aggregate, representing more than 60% of the powder, comprising: more than 40% of particles of a glass-ceramic material having a crystallization rate of higher than 50% and a thermal expansion value, measured at 700° C., of less than 0.3%, called “glass-ceramic grains”; less than 35% of particles of a refractory material different from a glass-ceramic material, called “refractory grains”, the quantity of refractory grains being higher than 10% if the aggregate comprises more than 40% of glass-ceramic grains having a thermal expansion value, measured at 700° C., of less than or equal to 0.

Abstract: The invention relates to a powder comprising more than 70% of refractory particles, in weight percent relative to the weight of the powder, a particle of said powder being classed in the fraction called “matrix” or in the fraction called “aggregate”, according to whether it is smaller than, or equal to 100 ?m, or larger than 100 ?m, respectively, said powder comprising, in weight percent relative to the weight of the powder: between 0.1% and 18% of particles of a heat-activatable binder, called “heat-activatable binder particles”; and more than 40% of refractory particles, called “ATZ particles”, having the following chemical composition, in weight percentages on the basis of the oxides of said ATZ particles: 10%?Al2O3?55%; 35%?TiO2?80%; 1%?MgO+Cr2O3?10%; 8%?ZrO2?20%; SiO2?8%.

Abstract: A molten and cast refractory material having a chemical composition, in weight percent on the basis of oxides, of: —Al2O3: the remainder up to 100%; —MgO: 28% to 50%; —CuO: 0.05% to 1.0%; —B2O3: ?1.0%; —SiO2: <0.5%; —Na2O+K2O: <0.3%; —CaO: <1.0%; —Fe2O3+TiO2: <0.55%; —and other oxide species: <0.5%.

Abstract: A sintered material based on silicon carbide (SiC) reactively sintered between 1,100° C. and 1,700° C. to form a silicon nitride binder (Si3N4), intended in particular for fabricating an aluminum electrolysis cell, including 0.05% to 1.5% of boron, the Si3N4/SiC weight ratio being in the range 0.05 to 0.45.