Patent
US 8,842,416Patent
Atlas literature
Patent
US 8,842,416Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An energy storage device having capacitive-like properties comprising: a first electrode comprising a first material, the first electrode including graphene; one or more electrolytes arranged in contact with the first electrode; and a second electrode comprising a second material, the second electrodearranged in contact with the one or more electrolytes, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity accompanied by a charge transfer at the first electrode, wherein the first material is different from the second material; and a separator having a first side and a second side, wherein a first electrolyte of the one or more electrolytes is arranged in contact with the first side of the separator and a second electrolyte of the one or more electrolytes is arranged in contact with the second side of the separator, wherein the first electrolyte is arranged in contact with the first electrode and the second electrolyte is arranged in contact with the second electrode, and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species, wherein the first solution and the second solution are substantially separate and wherein the first species are different from the second species.
The energy storage device of claim 1, wherein the surface layer deposition comprises an electrodeposition. 4 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The energy storage device of claim 1, wherein the second material comprises platinum.
The energy storage device of claim 1, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The energy storage device of claim 1, wherein the energy storage device comprises an ultracapacitor. 5 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
canceled
canceled
The energy storage device of claim [[9]] 1, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
A method for forming an energy storage device having capacitive-like properties comprising: receiving a first electrode including graphene, a second electrode that is different from the first electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the g raphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g.
The method of claim 14, wherein the chemical entity comprises a noble metal. SVG 13202082.04-22-2014.HUBNOGW₀PXXIFW3.CLM16669685.20.380.1914.2074.1957.svg 0.143 5.647 Graph Black and white
The method of claim 14, wherein the first electrolyte and the second electrolyte comprise different compositions of electrolyte solutions. 6 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 14, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
The method of claim 14, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 16, wherein the second electrode comprises platinum.
The method of claim 17, wherein the first electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol.
A method for providing pseudocapacitance comprising: contacting an electrolyte and a first electrode including graphene; contacting a second electrode and the electrolyte, wherein the first electrode comprises at least one material that is different from any materials of the second electrode; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.8 V to about -1.20 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
The method of claim 23, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 23, wherein the surface layer deposition comprises an electrodeposition.
The method of claim 28, wherein the electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol. 7 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 29, wherein the electrolyte further comprises lithium perchlorate (LiC I O₄).
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component, wherein the first electrolyte comprises a first solution comprising first species ^ fir t compo iti^^ and the second electrolyte comprises a second solution comprising second species empeities and wherein the first species empetieR-is are different from the second species eempe ites; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode including platinum, wherein the second electrode does not include graphene, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; 8 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the first electrolyte includes a first constituent that is different from a second constituent of the second electrolyte wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the graphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g; and a processor coupled to the machine readable medium to execute the plurality of instructions.
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to provide pseudocapacitance by: contacting [[an]] fir st electrolyte and a first electrode including graphene; contacting a second electrode and second electrolyte, wherein the second electrode does not include graphene and the electrolyte wherein the first electrolyte and the second electrolyte are separated by an ion-permeable barrier and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species wherein the first species are different from the second species; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.5 V to about -1.00 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to provide pseudocapacitance by: contacting a first electrolyte comprising a first gel and a first electrode including graphene; 9 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 contacting a second electrode and a second electrolyte comprising a second gel, wherein first species of a first composition of the first gel [[is]] a re different from second species of a second composition of the second gel; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.4 V to about -0.8 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode; and a processor coupled to the machine readable medium to execute the plurality of instructions. 10 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
Layer stacks claimed or described, ordered top of device to substrate.
graphene integrated energy storage device with pseudocapacitance
Materials described outside the worked examples.
graphene
electrolyte
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Energy Density Volumetric | 0.0183 Wh/cm3 | — |
Specific Energy Density Gravimetric | 470 Wh/kg | — |
Temperature |
Patent
Atlas literature
Patent
US 8,842,416Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An energy storage device having capacitive-like properties comprising: a first electrode comprising a first material, the first electrode including graphene; one or more electrolytes arranged in contact with the first electrode; and a second electrode comprising a second material, the second electrodearranged in contact with the one or more electrolytes, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity accompanied by a charge transfer at the first electrode, wherein the first material is different from the second material; and a separator having a first side and a second side, wherein a first electrolyte of the one or more electrolytes is arranged in contact with the first side of the separator and a second electrolyte of the one or more electrolytes is arranged in contact with the second side of the separator, wherein the first electrolyte is arranged in contact with the first electrode and the second electrolyte is arranged in contact with the second electrode, and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species, wherein the first solution and the second solution are substantially separate and wherein the first species are different from the second species.
The energy storage device of claim 1, wherein the surface layer deposition comprises an electrodeposition. 4 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The energy storage device of claim 1, wherein the second material comprises platinum.
The energy storage device of claim 1, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The energy storage device of claim 1, wherein the energy storage device comprises an ultracapacitor. 5 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
canceled
canceled
The energy storage device of claim [[9]] 1, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
A method for forming an energy storage device having capacitive-like properties comprising: receiving a first electrode including graphene, a second electrode that is different from the first electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the g raphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g.
The method of claim 14, wherein the chemical entity comprises a noble metal. SVG 13202082.04-22-2014.HUBNOGW₀PXXIFW3.CLM16669685.20.380.1914.2074.1957.svg 0.143 5.647 Graph Black and white
The method of claim 14, wherein the first electrolyte and the second electrolyte comprise different compositions of electrolyte solutions. 6 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 14, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
The method of claim 14, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 16, wherein the second electrode comprises platinum.
The method of claim 17, wherein the first electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol.
A method for providing pseudocapacitance comprising: contacting an electrolyte and a first electrode including graphene; contacting a second electrode and the electrolyte, wherein the first electrode comprises at least one material that is different from any materials of the second electrode; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.8 V to about -1.20 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
The method of claim 23, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 23, wherein the surface layer deposition comprises an electrodeposition.
The method of claim 28, wherein the electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol. 7 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 29, wherein the electrolyte further comprises lithium perchlorate (LiC I O₄).
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component, wherein the first electrolyte comprises a first solution comprising first species ^ fir t compo iti^^ and the second electrolyte comprises a second solution comprising second species empeities and wherein the first species empetieR-is are different from the second species eempe ites; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode including platinum, wherein the second electrode does not include graphene, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; 8 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the first electrolyte includes a first constituent that is different from a second constituent of the second electrolyte wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the graphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g; and a processor coupled to the machine readable medium to execute the plurality of instructions.
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to provide pseudocapacitance by: contacting [[an]] fir st electrolyte and a first electrode including graphene; contacting a second electrode and second electrolyte, wherein the second electrode does not include graphene and the electrolyte wherein the first electrolyte and the second electrolyte are separated by an ion-permeable barrier and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species wherein the first species are different from the second species; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.5 V to about -1.00 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to provide pseudocapacitance by: contacting a first electrolyte comprising a first gel and a first electrode including graphene; 9 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 contacting a second electrode and a second electrolyte comprising a second gel, wherein first species of a first composition of the first gel [[is]] a re different from second species of a second composition of the second gel; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.4 V to about -0.8 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode; and a processor coupled to the machine readable medium to execute the plurality of instructions. 10 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
Layer stacks claimed or described, ordered top of device to substrate.
graphene integrated energy storage device with pseudocapacitance
Materials described outside the worked examples.
graphene
electrolyte
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Energy Density Volumetric | 0.0183 Wh/cm3 | — |
Specific Energy Density Gravimetric | 470 Wh/kg | — |
Temperature |
Patent
Atlas literature
Patent
US 8,842,416Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An energy storage device having capacitive-like properties comprising: a first electrode comprising a first material, the first electrode including graphene; one or more electrolytes arranged in contact with the first electrode; and a second electrode comprising a second material, the second electrodearranged in contact with the one or more electrolytes, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity accompanied by a charge transfer at the first electrode, wherein the first material is different from the second material; and a separator having a first side and a second side, wherein a first electrolyte of the one or more electrolytes is arranged in contact with the first side of the separator and a second electrolyte of the one or more electrolytes is arranged in contact with the second side of the separator, wherein the first electrolyte is arranged in contact with the first electrode and the second electrolyte is arranged in contact with the second electrode, and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species, wherein the first solution and the second solution are substantially separate and wherein the first species are different from the second species.
The energy storage device of claim 1, wherein the surface layer deposition comprises an electrodeposition. 4 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The energy storage device of claim 1, wherein the second material comprises platinum.
The energy storage device of claim 1, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The energy storage device of claim 1, wherein the energy storage device comprises an ultracapacitor. 5 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
canceled
canceled
The energy storage device of claim [[9]] 1, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
A method for forming an energy storage device having capacitive-like properties comprising: receiving a first electrode including graphene, a second electrode that is different from the first electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the g raphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g.
The method of claim 14, wherein the chemical entity comprises a noble metal. SVG 13202082.04-22-2014.HUBNOGW₀PXXIFW3.CLM16669685.20.380.1914.2074.1957.svg 0.143 5.647 Graph Black and white
The method of claim 14, wherein the first electrolyte and the second electrolyte comprise different compositions of electrolyte solutions. 6 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 14, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
The method of claim 14, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 16, wherein the second electrode comprises platinum.
The method of claim 17, wherein the first electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol.
A method for providing pseudocapacitance comprising: contacting an electrolyte and a first electrode including graphene; contacting a second electrode and the electrolyte, wherein the first electrode comprises at least one material that is different from any materials of the second electrode; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.8 V to about -1.20 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
The method of claim 23, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 23, wherein the surface layer deposition comprises an electrodeposition.
The method of claim 28, wherein the electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol. 7 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 29, wherein the electrolyte further comprises lithium perchlorate (LiC I O₄).
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component, wherein the first electrolyte comprises a first solution comprising first species ^ fir t compo iti^^ and the second electrolyte comprises a second solution comprising second species empeities and wherein the first species empetieR-is are different from the second species eempe ites; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode including platinum, wherein the second electrode does not include graphene, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; 8 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the first electrolyte includes a first constituent that is different from a second constituent of the second electrolyte wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the graphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g; and a processor coupled to the machine readable medium to execute the plurality of instructions.
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to provide pseudocapacitance by: contacting [[an]] fir st electrolyte and a first electrode including graphene; contacting a second electrode and second electrolyte, wherein the second electrode does not include graphene and the electrolyte wherein the first electrolyte and the second electrolyte are separated by an ion-permeable barrier and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species wherein the first species are different from the second species; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.5 V to about -1.00 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to provide pseudocapacitance by: contacting a first electrolyte comprising a first gel and a first electrode including graphene; 9 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 contacting a second electrode and a second electrolyte comprising a second gel, wherein first species of a first composition of the first gel [[is]] a re different from second species of a second composition of the second gel; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.4 V to about -0.8 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode; and a processor coupled to the machine readable medium to execute the plurality of instructions. 10 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
Layer stacks claimed or described, ordered top of device to substrate.
graphene integrated energy storage device with pseudocapacitance
Materials described outside the worked examples.
graphene
electrolyte
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Energy Density Volumetric | 0.0183 Wh/cm3 | — |
Specific Energy Density Gravimetric | 470 Wh/kg | — |
Temperature |
Patent
Atlas literature
Patent
US 8,842,416Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An energy storage device having capacitive-like properties comprising: a first electrode comprising a first material, the first electrode including graphene; one or more electrolytes arranged in contact with the first electrode; and a second electrode comprising a second material, the second electrodearranged in contact with the one or more electrolytes, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity accompanied by a charge transfer at the first electrode, wherein the first material is different from the second material; and a separator having a first side and a second side, wherein a first electrolyte of the one or more electrolytes is arranged in contact with the first side of the separator and a second electrolyte of the one or more electrolytes is arranged in contact with the second side of the separator, wherein the first electrolyte is arranged in contact with the first electrode and the second electrolyte is arranged in contact with the second electrode, and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species, wherein the first solution and the second solution are substantially separate and wherein the first species are different from the second species.
The energy storage device of claim 1, wherein the surface layer deposition comprises an electrodeposition. 4 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The energy storage device of claim 1, wherein the second material comprises platinum.
The energy storage device of claim 1, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The energy storage device of claim 1, wherein the energy storage device comprises an ultracapacitor. 5 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
canceled
canceled
The energy storage device of claim [[9]] 1, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
A method for forming an energy storage device having capacitive-like properties comprising: receiving a first electrode including graphene, a second electrode that is different from the first electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the g raphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g.
The method of claim 14, wherein the chemical entity comprises a noble metal. SVG 13202082.04-22-2014.HUBNOGW₀PXXIFW3.CLM16669685.20.380.1914.2074.1957.svg 0.143 5.647 Graph Black and white
The method of claim 14, wherein the first electrolyte and the second electrolyte comprise different compositions of electrolyte solutions. 6 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 14, wherein the separator comprises at least one of a paper material or an ion permeable polymer membrane material.
The method of claim 14, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 16, wherein the second electrode comprises platinum.
The method of claim 17, wherein the first electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol.
A method for providing pseudocapacitance comprising: contacting an electrolyte and a first electrode including graphene; contacting a second electrode and the electrolyte, wherein the first electrode comprises at least one material that is different from any materials of the second electrode; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.8 V to about -1.20 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
The method of claim 23, wherein the graphene comprises at least one of a graphene paper, a graphene sheet, a packed graphene, an aggregate of extended graphene, a modified graphene, or a pure graphene.
The method of claim 23, wherein the surface layer deposition comprises an electrodeposition.
The method of claim 28, wherein the electrolyte comprises a solution of sodium tetrachloropalladate(II) (Na 2 PdC l 4) in ethanol. 7 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
The method of claim 29, wherein the electrolyte further comprises lithium perchlorate (LiC I O₄).
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component, wherein the first electrolyte comprises a first solution comprising first species ^ fir t compo iti^^ and the second electrolyte comprises a second solution comprising second species empeities and wherein the first species empetieR-is are different from the second species eempe ites; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to produce an energy storage device having capacitive-like properties by: receiving a first electrode including graphene, a second electrode including platinum, wherein the second electrode does not include graphene, a first electrolyte, a second electrolyte, a separator having a first side and a second side, and a packaging component; arranging the first electrode in contact with the first electrolyte; arranging the first electrolyte in contact with the first side of the separator; 8 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 arranging the second electrolyte in contact with the second side of the separator; arranging the second electrode in contact with the second electrolyte; and arranging the packaging component to package the first electrode, the second electrode, the first electrolyte, the second electrolyte, and the separator to form the energy storage device, wherein the first electrolyte includes a first constituent that is different from a second constituent of the second electrolyte wherein the energy storage device is configured to provide pseudocapacitance based at least in part on a surface layer deposition of a chemical entity in the first electrolyte accompanied by a charge transfer at the first electrode and wherein a packing density of the graphene is configured to provide an energy density per unit volume in a range of about 1.83 x 10- 2 Wh/cm3 and a specific energy density per unit mass in a range of about 4.70 x 102 Wh/k g; and a processor coupled to the machine readable medium to execute the plurality of instructions.
A machine readable non-transitory medium having stored therein a plurality of instructions that, when executed, cause the machine to provide pseudocapacitance by: contacting [[an]] fir st electrolyte and a first electrode including graphene; contacting a second electrode and second electrolyte, wherein the second electrode does not include graphene and the electrolyte wherein the first electrolyte and the second electrolyte are separated by an ion-permeable barrier and wherein the first electrolyte comprises a first solution comprising first species and the second electrolyte comprises a second solution comprising second species wherein the first species are different from the second species; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.5 V to about -1.00 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode.
An apparatus comprising: a machine readable medium having stored therein a plurality of instructions that, when executed, cause the apparatus to provide pseudocapacitance by: contacting a first electrolyte comprising a first gel and a first electrode including graphene; 9 Attorney's Docket No.: 006.P082 Application No.: 13/202,082 contacting a second electrode and a second electrolyte comprising a second gel, wherein first species of a first composition of the first gel [[is]] a re different from second species of a second composition of the second gel; and providing a surface layer deposition of a chemical entity at the first electrode responsive to an applied voltage in a range of about -0.4 V to about -0.8 V, wherein the surface layer deposition is accompanied by a charge transfer at the first electrode that provides pseudocapacitance between the first electrode and the second electrode; and a processor coupled to the machine readable medium to execute the plurality of instructions. 10 Attorney's Docket No.: 006.P082 Application No.: 13/202,082
Layer stacks claimed or described, ordered top of device to substrate.
graphene integrated energy storage device with pseudocapacitance
Materials described outside the worked examples.
graphene
electrolyte
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Energy Density Volumetric | 0.0183 Wh/cm3 | — |
Specific Energy Density Gravimetric | 470 Wh/kg | — |
Temperature |
noble metal
palladium
Pd
platinum
Pt
sodium tetrachloropalladate(II) in ethanol
Na₂PdCl₄
lithium perchlorate
LiClO₄
sodium tetrachloropalladate(II) in ethanol with lithium perchlorate
| 1–1 K |
| — |
Thickness | 0–5 cm | — |
noble metal
palladium
Pd
platinum
Pt
sodium tetrachloropalladate(II) in ethanol
Na₂PdCl₄
lithium perchlorate
LiClO₄
sodium tetrachloropalladate(II) in ethanol with lithium perchlorate
| 1–1 K |
| — |
Thickness | 0–5 cm | — |
noble metal
palladium
Pd
platinum
Pt
sodium tetrachloropalladate(II) in ethanol
Na₂PdCl₄
lithium perchlorate
LiClO₄
sodium tetrachloropalladate(II) in ethanol with lithium perchlorate
| 1–1 K |
| — |
Thickness | 0–5 cm | — |
noble metal
palladium
Pd
platinum
Pt
sodium tetrachloropalladate(II) in ethanol
Na₂PdCl₄
lithium perchlorate
LiClO₄
sodium tetrachloropalladate(II) in ethanol with lithium perchlorate
| 1–1 K |
| — |
Thickness | 0–5 cm | — |
