Patent
US 11,515,519GRAPHENE-POLYMER POROUS SCAFFOLD FOR STABLE LITHIUM SULFUR BATTERIES
Michael POPE
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 11,515,519Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a flowchart of a manufacturing process for GM/N-polymer/S cathode materials, according to embodiments. [1011] FIGs. 2A-2G show (a) schematic of the …
FIG. 2c. After hydrothermal treatment was completed, the large sulfur particles diffused into pores of the r-GO/PEI structure and were no longer visible (see …
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 4a) indicates the presence of three different chemical interactions of the N atom with binding energies of 398.8, 400.1, and 401.2 eV, respectively, …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 8b. A nearly linear increase in energy density was observed when the sulfur loading was increased from ~ 2.7 to ~ 4.2 mg cm 2. However, the energy density …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
-6. Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: combining a functionalized graphene with a first polar solvent to form a first mixture, the chemically functionalized graphene having a concentration in the first mixture of between about 0.5 mg/ml and about 10 mg/ml; adding a surfactant to the first mixture to form a first solution, the surfactant added in an amount sufficient to cause the functionalized graphene to be well-dispersed in the first solution, the surfactant including at least one of sodium dodecyl sulfate (SDS), sodium dodecyl benzene sulfonate (SDBS), polyvinylpyrrolidone (PVP), or polyvinyl alcohol (PVA); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a second mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 7, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 7, further comprising: adding a conductive additive to the second mixture. Previously presented
The method of claim 7, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 7, wherein the sulfur has a concentration from 20 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, wherein an N-polymer concentration of the second solution is from 1 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, further comprising: adjusting a pH value of the second mixture to about 8. Previously presented
The method of claim 7, wherein the combining the first solution with the second solution includes precipitating elemental sulfur from a sulfur- containing chemical reagent. Previously presented
The method of claim 7, wherein the heat treatment is performed in a controlled Ar atmosphere at a heat treatment temperature from 120 °C to 200 °C. Previously presented
The method of claim 7, wherein the forming the nanocomposite cathode is performed by a hydrothermal reaction at a reaction temperature from 130 ° C to 240 °C. Previously presented
The method of claim 7, wherein the first polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the second polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the crosslinked network is a conductive crosslinked network. New
-26. Canceled
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Canceled
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- 49. Canceled
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-54. Canceled
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A method of forming a nanocomposite cathode, the method comprising: dispersing a functionalized graphene in a first polar solvent to form a first solution, the first polar solvent comprising a surfactant including at least one of sodium dodecyl sulfate (SDS) or sodium dodecyl benzene sulfonate (SDBS); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode, and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 60, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 60, further comprising: adding a conductive additive to the mixture. Previously presented
The method of claim 60, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 60, wherein the sulfur has a concentration from 20 mg/m l to 40 mg/m l. Previously presented
The method of claim 60, wherein the crosslinked network is a conductive crosslinked network. New
Layer stacks claimed or described, ordered top of device to substrate.
nanocomposite cathode for lithium-sulfur battery
Materials described outside the worked examples.
functionalized graphene
elemental sulfur
S
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Specific Capacity | 1672 mAh/g | S |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,515,519Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a flowchart of a manufacturing process for GM/N-polymer/S cathode materials, according to embodiments. [1011] FIGs. 2A-2G show (a) schematic of the …
FIG. 2c. After hydrothermal treatment was completed, the large sulfur particles diffused into pores of the r-GO/PEI structure and were no longer visible (see …
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 4a) indicates the presence of three different chemical interactions of the N atom with binding energies of 398.8, 400.1, and 401.2 eV, respectively, …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 8b. A nearly linear increase in energy density was observed when the sulfur loading was increased from ~ 2.7 to ~ 4.2 mg cm 2. However, the energy density …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
-6. Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: combining a functionalized graphene with a first polar solvent to form a first mixture, the chemically functionalized graphene having a concentration in the first mixture of between about 0.5 mg/ml and about 10 mg/ml; adding a surfactant to the first mixture to form a first solution, the surfactant added in an amount sufficient to cause the functionalized graphene to be well-dispersed in the first solution, the surfactant including at least one of sodium dodecyl sulfate (SDS), sodium dodecyl benzene sulfonate (SDBS), polyvinylpyrrolidone (PVP), or polyvinyl alcohol (PVA); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a second mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 7, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 7, further comprising: adding a conductive additive to the second mixture. Previously presented
The method of claim 7, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 7, wherein the sulfur has a concentration from 20 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, wherein an N-polymer concentration of the second solution is from 1 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, further comprising: adjusting a pH value of the second mixture to about 8. Previously presented
The method of claim 7, wherein the combining the first solution with the second solution includes precipitating elemental sulfur from a sulfur- containing chemical reagent. Previously presented
The method of claim 7, wherein the heat treatment is performed in a controlled Ar atmosphere at a heat treatment temperature from 120 °C to 200 °C. Previously presented
The method of claim 7, wherein the forming the nanocomposite cathode is performed by a hydrothermal reaction at a reaction temperature from 130 ° C to 240 °C. Previously presented
The method of claim 7, wherein the first polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the second polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the crosslinked network is a conductive crosslinked network. New
-26. Canceled
Canceled
Canceled
-37. Canceled
Canceled
Canceled
- 49. Canceled
Canceled
-54. Canceled
Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: dispersing a functionalized graphene in a first polar solvent to form a first solution, the first polar solvent comprising a surfactant including at least one of sodium dodecyl sulfate (SDS) or sodium dodecyl benzene sulfonate (SDBS); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode, and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 60, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 60, further comprising: adding a conductive additive to the mixture. Previously presented
The method of claim 60, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 60, wherein the sulfur has a concentration from 20 mg/m l to 40 mg/m l. Previously presented
The method of claim 60, wherein the crosslinked network is a conductive crosslinked network. New
Layer stacks claimed or described, ordered top of device to substrate.
nanocomposite cathode for lithium-sulfur battery
Materials described outside the worked examples.
functionalized graphene
elemental sulfur
S
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Specific Capacity | 1672 mAh/g | S |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,515,519Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a flowchart of a manufacturing process for GM/N-polymer/S cathode materials, according to embodiments. [1011] FIGs. 2A-2G show (a) schematic of the …
FIG. 2c. After hydrothermal treatment was completed, the large sulfur particles diffused into pores of the r-GO/PEI structure and were no longer visible (see …
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 4a) indicates the presence of three different chemical interactions of the N atom with binding energies of 398.8, 400.1, and 401.2 eV, respectively, …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 8b. A nearly linear increase in energy density was observed when the sulfur loading was increased from ~ 2.7 to ~ 4.2 mg cm 2. However, the energy density …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
-6. Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: combining a functionalized graphene with a first polar solvent to form a first mixture, the chemically functionalized graphene having a concentration in the first mixture of between about 0.5 mg/ml and about 10 mg/ml; adding a surfactant to the first mixture to form a first solution, the surfactant added in an amount sufficient to cause the functionalized graphene to be well-dispersed in the first solution, the surfactant including at least one of sodium dodecyl sulfate (SDS), sodium dodecyl benzene sulfonate (SDBS), polyvinylpyrrolidone (PVP), or polyvinyl alcohol (PVA); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a second mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 7, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 7, further comprising: adding a conductive additive to the second mixture. Previously presented
The method of claim 7, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 7, wherein the sulfur has a concentration from 20 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, wherein an N-polymer concentration of the second solution is from 1 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, further comprising: adjusting a pH value of the second mixture to about 8. Previously presented
The method of claim 7, wherein the combining the first solution with the second solution includes precipitating elemental sulfur from a sulfur- containing chemical reagent. Previously presented
The method of claim 7, wherein the heat treatment is performed in a controlled Ar atmosphere at a heat treatment temperature from 120 °C to 200 °C. Previously presented
The method of claim 7, wherein the forming the nanocomposite cathode is performed by a hydrothermal reaction at a reaction temperature from 130 ° C to 240 °C. Previously presented
The method of claim 7, wherein the first polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the second polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the crosslinked network is a conductive crosslinked network. New
-26. Canceled
Canceled
Canceled
-37. Canceled
Canceled
Canceled
- 49. Canceled
Canceled
-54. Canceled
Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: dispersing a functionalized graphene in a first polar solvent to form a first solution, the first polar solvent comprising a surfactant including at least one of sodium dodecyl sulfate (SDS) or sodium dodecyl benzene sulfonate (SDBS); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode, and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 60, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 60, further comprising: adding a conductive additive to the mixture. Previously presented
The method of claim 60, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 60, wherein the sulfur has a concentration from 20 mg/m l to 40 mg/m l. Previously presented
The method of claim 60, wherein the crosslinked network is a conductive crosslinked network. New
Layer stacks claimed or described, ordered top of device to substrate.
nanocomposite cathode for lithium-sulfur battery
Materials described outside the worked examples.
functionalized graphene
elemental sulfur
S
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Specific Capacity | 1672 mAh/g | S |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,515,519Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a flowchart of a manufacturing process for GM/N-polymer/S cathode materials, according to embodiments. [1011] FIGs. 2A-2G show (a) schematic of the …
FIG. 2c. After hydrothermal treatment was completed, the large sulfur particles diffused into pores of the r-GO/PEI structure and were no longer visible (see …
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 4a) indicates the presence of three different chemical interactions of the N atom with binding energies of 398.8, 400.1, and 401.2 eV, respectively, …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 8b. A nearly linear increase in energy density was observed when the sulfur loading was increased from ~ 2.7 to ~ 4.2 mg cm 2. However, the energy density …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
-6. Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: combining a functionalized graphene with a first polar solvent to form a first mixture, the chemically functionalized graphene having a concentration in the first mixture of between about 0.5 mg/ml and about 10 mg/ml; adding a surfactant to the first mixture to form a first solution, the surfactant added in an amount sufficient to cause the functionalized graphene to be well-dispersed in the first solution, the surfactant including at least one of sodium dodecyl sulfate (SDS), sodium dodecyl benzene sulfonate (SDBS), polyvinylpyrrolidone (PVP), or polyvinyl alcohol (PVA); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a second mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 7, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 7, further comprising: adding a conductive additive to the second mixture. Previously presented
The method of claim 7, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 7, wherein the sulfur has a concentration from 20 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, wherein an N-polymer concentration of the second solution is from 1 mg/ml to 40 mg/ml. Previously presented
The method of claim 7, further comprising: adjusting a pH value of the second mixture to about 8. Previously presented
The method of claim 7, wherein the combining the first solution with the second solution includes precipitating elemental sulfur from a sulfur- containing chemical reagent. Previously presented
The method of claim 7, wherein the heat treatment is performed in a controlled Ar atmosphere at a heat treatment temperature from 120 °C to 200 °C. Previously presented
The method of claim 7, wherein the forming the nanocomposite cathode is performed by a hydrothermal reaction at a reaction temperature from 130 ° C to 240 °C. Previously presented
The method of claim 7, wherein the first polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the second polar solvent comprises deionized water. Previously presented
The method of claim 7, wherein the crosslinked network is a conductive crosslinked network. New
-26. Canceled
Canceled
Canceled
-37. Canceled
Canceled
Canceled
- 49. Canceled
Canceled
-54. Canceled
Canceled
Canceled
A method of forming a nanocomposite cathode, the method comprising: dispersing a functionalized graphene in a first polar solvent to form a first solution, the first polar solvent comprising a surfactant including at least one of sodium dodecyl sulfate (SDS) or sodium dodecyl benzene sulfonate (SDBS); forming a second solution with an N-polymer and a second polar solvent; combining the first solution and the second solution with sulfur to form a mixture; and heat treating the second mixture for about 6 hours to about 24 hours such that a crosslinked network having pore spaces forms between the N-polymer and the functionalized graphene, the heat treating forming a nanocomposite cathode, and the crosslinked network having sulfur captured and evenly distributed in the pore spaces of the crosslinked network. Currently amended
The method of claim 60, further comprising: chemically treating graphene to produce the functionalized graphene. Previously presented
The method of claim 60, further comprising: adding a conductive additive to the mixture. Previously presented
The method of claim 60, wherein the sulfur is elemental sulfur, and the combining the first solution and the second solution comprises: mixing the first solution and the second solution with a dispersed solution that includes the elemental sulfur. Previously presented
The method of claim 60, wherein the sulfur has a concentration from 20 mg/m l to 40 mg/m l. Previously presented
The method of claim 60, wherein the crosslinked network is a conductive crosslinked network. New
Layer stacks claimed or described, ordered top of device to substrate.
nanocomposite cathode for lithium-sulfur battery
Materials described outside the worked examples.
functionalized graphene
elemental sulfur
S
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Specific Capacity | 1672 mAh/g | S |
Related documents with shared materials, methods, properties, or citations.
N-polymer (nitrogen-containing polymer)
sodium dodecyl sulfate (SDS)
sodium dodecyl benzene sulfonate (SDBS)
polyvinylpyrrolidone (PVP)
polyvinyl alcohol (PVA)
dimethyl sulfoxide (DMSO)
C₂H₆OS
tetrahydrofuran (THF)
C₄H₈O
Na₂S₂
deionized water
H₂O
graphene oxide (GO)
partially reduced graphene oxide
nanocomposite cathode (GM/N-polymer/S crosslinked network)
polyethylenimine (PEI)
poly(diallyl dimethyl ammonium chloride)
chitosan
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
| 2600 Wh/kg |
| — |
Duration | 0.5–1 hour | — |
Temperature | 150–200 °C | — |
Duration | 10–20 hours | — |
Voltage | 1.5–3 V | — |
Temperature | 130–180 °C | — |
Temperature | 25–600 °C | — |
Temperature | ≤ 35 °C | — |
Duration | ≥ 20 min | — |
Duration | 1–100 hours | — |
Duration | 5–40 hours | — |
Temperature | 20–80 °C | — |
Temperature | 20–60 °C | — |
Temperature | 120–200 °C | — |
Duration | 6–24 hours | — |
Temperature | 130–240 °C | — |
N-polymer (nitrogen-containing polymer)
sodium dodecyl sulfate (SDS)
sodium dodecyl benzene sulfonate (SDBS)
polyvinylpyrrolidone (PVP)
polyvinyl alcohol (PVA)
dimethyl sulfoxide (DMSO)
C₂H₆OS
tetrahydrofuran (THF)
C₄H₈O
Na₂S₂
deionized water
H₂O
graphene oxide (GO)
partially reduced graphene oxide
nanocomposite cathode (GM/N-polymer/S crosslinked network)
polyethylenimine (PEI)
poly(diallyl dimethyl ammonium chloride)
chitosan
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
| 2600 Wh/kg |
| — |
Duration | 0.5–1 hour | — |
Temperature | 150–200 °C | — |
Duration | 10–20 hours | — |
Voltage | 1.5–3 V | — |
Temperature | 130–180 °C | — |
Temperature | 25–600 °C | — |
Temperature | ≤ 35 °C | — |
Duration | ≥ 20 min | — |
Duration | 1–100 hours | — |
Duration | 5–40 hours | — |
Temperature | 20–80 °C | — |
Temperature | 20–60 °C | — |
Temperature | 120–200 °C | — |
Duration | 6–24 hours | — |
Temperature | 130–240 °C | — |
N-polymer (nitrogen-containing polymer)
sodium dodecyl sulfate (SDS)
sodium dodecyl benzene sulfonate (SDBS)
polyvinylpyrrolidone (PVP)
polyvinyl alcohol (PVA)
dimethyl sulfoxide (DMSO)
C₂H₆OS
tetrahydrofuran (THF)
C₄H₈O
Na₂S₂
deionized water
H₂O
graphene oxide (GO)
partially reduced graphene oxide
nanocomposite cathode (GM/N-polymer/S crosslinked network)
polyethylenimine (PEI)
poly(diallyl dimethyl ammonium chloride)
chitosan
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
| 2600 Wh/kg |
| — |
Duration | 0.5–1 hour | — |
Temperature | 150–200 °C | — |
Duration | 10–20 hours | — |
Voltage | 1.5–3 V | — |
Temperature | 130–180 °C | — |
Temperature | 25–600 °C | — |
Temperature | ≤ 35 °C | — |
Duration | ≥ 20 min | — |
Duration | 1–100 hours | — |
Duration | 5–40 hours | — |
Temperature | 20–80 °C | — |
Temperature | 20–60 °C | — |
Temperature | 120–200 °C | — |
Duration | 6–24 hours | — |
Temperature | 130–240 °C | — |
N-polymer (nitrogen-containing polymer)
sodium dodecyl sulfate (SDS)
sodium dodecyl benzene sulfonate (SDBS)
polyvinylpyrrolidone (PVP)
polyvinyl alcohol (PVA)
dimethyl sulfoxide (DMSO)
C₂H₆OS
tetrahydrofuran (THF)
C₄H₈O
Na₂S₂
deionized water
H₂O
graphene oxide (GO)
partially reduced graphene oxide
nanocomposite cathode (GM/N-polymer/S crosslinked network)
polyethylenimine (PEI)
poly(diallyl dimethyl ammonium chloride)
chitosan
FIG. 3 is a plot of electrochemical performance of samples produced using graphene nanoplatets (GNPs) as a graphene source, according to embodiments. [1013] …
FIG. 5c. For all three kinds of cells, the initial discharge capacities at the lowest current density studied (0.06 C) ranged from 1150- 950 mAh g-1 for …
FIG. 6 is a plot of energy density versus power density for r-GO/PEI/S for various sulfur contents (62.7%, 69.7% and 75.7%), according to embodiments. [1016] …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
FIG. 7e. A thick grey mossy film can be found on the surface of the cycled Li metal and the cross-sectional SEM images (FIGs. 7f and 7g) show that the thickness …
| 2600 Wh/kg |
| — |
Duration | 0.5–1 hour | — |
Temperature | 150–200 °C | — |
Duration | 10–20 hours | — |
Voltage | 1.5–3 V | — |
Temperature | 130–180 °C | — |
Temperature | 25–600 °C | — |
Temperature | ≤ 35 °C | — |
Duration | ≥ 20 min | — |
Duration | 1–100 hours | — |
Duration | 5–40 hours | — |
Temperature | 20–80 °C | — |
Temperature | 20–60 °C | — |
Temperature | 120–200 °C | — |
Duration | 6–24 hours | — |
Temperature | 130–240 °C | — |