Patent
US 8,908,736NANOLASER GENERATOR USING GRAPHENE ELECTRODE AND METHOD FOR MANUFACTURING THE SAME
Hong-Gyu Park
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 8,908,736Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 9a, i n an increased current, single-mode las i ng was observed at a wavelength of 1,540 5 nm. In addition, a single-mode laser image obtained by the IR …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
according to claim 1, wherein a metal layer is further provided at a center portion of the microdisk resonator. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.3.svg 0.16 5.45 Black and white
The nanolaser generator using ° gra°N. °l°trde SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.8.svg 0.16 6.24 Black and white nanolaser when a micro cu rr ent of 300 p A or below is applied to the transparent graphene electrode.
A method for manufacturing a nanolaser generator usin g-a SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.9.svg 0.16 2.15 Black and white forming a protruding dielectric ring at a boundary surface of an InGaAsP microdisk resonator made with a wafer composed of an InGaAsP layer, an InP sacrificial layer and an InP matrix layer by processing a dielectric material into a ring structure to surround the microdisk resonator; removing the InP sacrificial layer below the InGaAsP microdisk resonator while remaining an InP pole by means of wet etching; forming an external dielectric ring by processing a dielectric material into a ring structure again at an outer side of the InGaAsP microdisk resonator; and providing a transparent graphene electrode at upper surfaces of the InGaAsP microdisk resonator, the protruding dielectric ring and the external dielectric ring.
The method for manufacturing a nanolaser generator us ing SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.10.svg 0.17 6.54 Black and white ring at the InGaAsP microdisk resonator and said removing of the InP sacrificial layer, further comprising: providing a metal layer to a center portion of the InGaAsP microdisk resonator.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.11.svg 0.16 6.53 Black and white ten layers.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.12.svg 0.16 6.05 Black and white transmittance of 91.9% or above when electroluminescence is 1,550 nm.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.13.svg 0.16 5.1 Black and white polymethylmethacrylate. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.14.svg 0.16 5.5 Black and white
comprising: a nanopillar; an external dielectric ring provided at an outer side of the nanopillar; and a transparent graphene electrode provided at upper surfaces of the nanopillar and the external dielectric ring 1 wherein the transparent gra p hene electrode has transmittance of 91.9% or above when electroluminescence is 1,550 nm.
Layer stacks claimed or described, ordered top of device to substrate.
nanolaser generator using graphene electrode
Materials described outside the worked examples.
graphene
metal layer
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene electrode transmittance at 1550 nm electroluminescence | ≥ 91.9 % | graphene |
Related documents with shared materials, methods, properties, or citations.
SEPARATOR INCLUDING LASER-INDUCED CARBONIZED GRAPHENE LAYER AND LITHIUM-SULFUR BATTERY INCLUDING THE SAME
NANOPOROUS GRAPHENE NANOWIRES AND PRODUCING METHODS AND APPLICATIONS OF SAME
Patent
Atlas literature
Patent
US 8,908,736Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 9a, i n an increased current, single-mode las i ng was observed at a wavelength of 1,540 5 nm. In addition, a single-mode laser image obtained by the IR …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
according to claim 1, wherein a metal layer is further provided at a center portion of the microdisk resonator. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.3.svg 0.16 5.45 Black and white
The nanolaser generator using ° gra°N. °l°trde SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.8.svg 0.16 6.24 Black and white nanolaser when a micro cu rr ent of 300 p A or below is applied to the transparent graphene electrode.
A method for manufacturing a nanolaser generator usin g-a SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.9.svg 0.16 2.15 Black and white forming a protruding dielectric ring at a boundary surface of an InGaAsP microdisk resonator made with a wafer composed of an InGaAsP layer, an InP sacrificial layer and an InP matrix layer by processing a dielectric material into a ring structure to surround the microdisk resonator; removing the InP sacrificial layer below the InGaAsP microdisk resonator while remaining an InP pole by means of wet etching; forming an external dielectric ring by processing a dielectric material into a ring structure again at an outer side of the InGaAsP microdisk resonator; and providing a transparent graphene electrode at upper surfaces of the InGaAsP microdisk resonator, the protruding dielectric ring and the external dielectric ring.
The method for manufacturing a nanolaser generator us ing SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.10.svg 0.17 6.54 Black and white ring at the InGaAsP microdisk resonator and said removing of the InP sacrificial layer, further comprising: providing a metal layer to a center portion of the InGaAsP microdisk resonator.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.11.svg 0.16 6.53 Black and white ten layers.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.12.svg 0.16 6.05 Black and white transmittance of 91.9% or above when electroluminescence is 1,550 nm.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.13.svg 0.16 5.1 Black and white polymethylmethacrylate. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.14.svg 0.16 5.5 Black and white
comprising: a nanopillar; an external dielectric ring provided at an outer side of the nanopillar; and a transparent graphene electrode provided at upper surfaces of the nanopillar and the external dielectric ring 1 wherein the transparent gra p hene electrode has transmittance of 91.9% or above when electroluminescence is 1,550 nm.
Layer stacks claimed or described, ordered top of device to substrate.
nanolaser generator using graphene electrode
Materials described outside the worked examples.
graphene
metal layer
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene electrode transmittance at 1550 nm electroluminescence | ≥ 91.9 % | graphene |
Related documents with shared materials, methods, properties, or citations.
SEPARATOR INCLUDING LASER-INDUCED CARBONIZED GRAPHENE LAYER AND LITHIUM-SULFUR BATTERY INCLUDING THE SAME
NANOPOROUS GRAPHENE NANOWIRES AND PRODUCING METHODS AND APPLICATIONS OF SAME
Patent
Atlas literature
Patent
US 8,908,736Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 9a, i n an increased current, single-mode las i ng was observed at a wavelength of 1,540 5 nm. In addition, a single-mode laser image obtained by the IR …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
according to claim 1, wherein a metal layer is further provided at a center portion of the microdisk resonator. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.3.svg 0.16 5.45 Black and white
The nanolaser generator using ° gra°N. °l°trde SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.8.svg 0.16 6.24 Black and white nanolaser when a micro cu rr ent of 300 p A or below is applied to the transparent graphene electrode.
A method for manufacturing a nanolaser generator usin g-a SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.9.svg 0.16 2.15 Black and white forming a protruding dielectric ring at a boundary surface of an InGaAsP microdisk resonator made with a wafer composed of an InGaAsP layer, an InP sacrificial layer and an InP matrix layer by processing a dielectric material into a ring structure to surround the microdisk resonator; removing the InP sacrificial layer below the InGaAsP microdisk resonator while remaining an InP pole by means of wet etching; forming an external dielectric ring by processing a dielectric material into a ring structure again at an outer side of the InGaAsP microdisk resonator; and providing a transparent graphene electrode at upper surfaces of the InGaAsP microdisk resonator, the protruding dielectric ring and the external dielectric ring.
The method for manufacturing a nanolaser generator us ing SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.10.svg 0.17 6.54 Black and white ring at the InGaAsP microdisk resonator and said removing of the InP sacrificial layer, further comprising: providing a metal layer to a center portion of the InGaAsP microdisk resonator.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.11.svg 0.16 6.53 Black and white ten layers.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.12.svg 0.16 6.05 Black and white transmittance of 91.9% or above when electroluminescence is 1,550 nm.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.13.svg 0.16 5.1 Black and white polymethylmethacrylate. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.14.svg 0.16 5.5 Black and white
comprising: a nanopillar; an external dielectric ring provided at an outer side of the nanopillar; and a transparent graphene electrode provided at upper surfaces of the nanopillar and the external dielectric ring 1 wherein the transparent gra p hene electrode has transmittance of 91.9% or above when electroluminescence is 1,550 nm.
Layer stacks claimed or described, ordered top of device to substrate.
nanolaser generator using graphene electrode
Materials described outside the worked examples.
graphene
metal layer
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene electrode transmittance at 1550 nm electroluminescence | ≥ 91.9 % | graphene |
Related documents with shared materials, methods, properties, or citations.
SEPARATOR INCLUDING LASER-INDUCED CARBONIZED GRAPHENE LAYER AND LITHIUM-SULFUR BATTERY INCLUDING THE SAME
NANOPOROUS GRAPHENE NANOWIRES AND PRODUCING METHODS AND APPLICATIONS OF SAME
Patent
Atlas literature
Patent
US 8,908,736Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 9a, i n an increased current, single-mode las i ng was observed at a wavelength of 1,540 5 nm. In addition, a single-mode laser image obtained by the IR …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
according to claim 1, wherein a metal layer is further provided at a center portion of the microdisk resonator. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.3.svg 0.16 5.45 Black and white
The nanolaser generator using ° gra°N. °l°trde SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.8.svg 0.16 6.24 Black and white nanolaser when a micro cu rr ent of 300 p A or below is applied to the transparent graphene electrode.
A method for manufacturing a nanolaser generator usin g-a SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.9.svg 0.16 2.15 Black and white forming a protruding dielectric ring at a boundary surface of an InGaAsP microdisk resonator made with a wafer composed of an InGaAsP layer, an InP sacrificial layer and an InP matrix layer by processing a dielectric material into a ring structure to surround the microdisk resonator; removing the InP sacrificial layer below the InGaAsP microdisk resonator while remaining an InP pole by means of wet etching; forming an external dielectric ring by processing a dielectric material into a ring structure again at an outer side of the InGaAsP microdisk resonator; and providing a transparent graphene electrode at upper surfaces of the InGaAsP microdisk resonator, the protruding dielectric ring and the external dielectric ring.
The method for manufacturing a nanolaser generator us ing SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.10.svg 0.17 6.54 Black and white ring at the InGaAsP microdisk resonator and said removing of the InP sacrificial layer, further comprising: providing a metal layer to a center portion of the InGaAsP microdisk resonator.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.11.svg 0.16 6.53 Black and white ten layers.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.12.svg 0.16 6.05 Black and white transmittance of 91.9% or above when electroluminescence is 1,550 nm.
The method for manufacturing a nanolaser generator using SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.13.svg 0.16 5.1 Black and white polymethylmethacrylate. SVG 14045413.06-12-2014.HWCI₅LTIPXXIFW3.CLM.14.svg 0.16 5.5 Black and white
comprising: a nanopillar; an external dielectric ring provided at an outer side of the nanopillar; and a transparent graphene electrode provided at upper surfaces of the nanopillar and the external dielectric ring 1 wherein the transparent gra p hene electrode has transmittance of 91.9% or above when electroluminescence is 1,550 nm.
Layer stacks claimed or described, ordered top of device to substrate.
nanolaser generator using graphene electrode
Materials described outside the worked examples.
graphene
metal layer
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 b is an SEM photograph showing the nanolaser generator manufactured according to an embodiment of the present disclosure As shown in FIGS 1 a and 1 b, …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene electrode transmittance at 1550 nm electroluminescence | ≥ 91.9 % | graphene |
Related documents with shared materials, methods, properties, or citations.
SEPARATOR INCLUDING LASER-INDUCED CARBONIZED GRAPHENE LAYER AND LITHIUM-SULFUR BATTERY INCLUDING THE SAME
NANOPOROUS GRAPHENE NANOWIRES AND PRODUCING METHODS AND APPLICATIONS OF SAME
single nanopillar LED using graphene electrode
InGaAsP
InP sacrificial layer
InP
polymethylmethacrylate
gold
Au
gold/germanium alloy
Au/Ge
gold/zinc alloy
Au/Zn
nickel/gold/germanium alloy
Ni/Au/Ge
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
nanolaser threshold current |
| ≤ 300 pA |
| — |
Thickness | 400–600 nm | — |
GRAPHENE OXIDE-BASED POROUS 3D MESH
single nanopillar LED using graphene electrode
InGaAsP
InP sacrificial layer
InP
polymethylmethacrylate
gold
Au
gold/germanium alloy
Au/Ge
gold/zinc alloy
Au/Zn
nickel/gold/germanium alloy
Ni/Au/Ge
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
nanolaser threshold current |
| ≤ 300 pA |
| — |
Thickness | 400–600 nm | — |
GRAPHENE OXIDE-BASED POROUS 3D MESH
single nanopillar LED using graphene electrode
InGaAsP
InP sacrificial layer
InP
polymethylmethacrylate
gold
Au
gold/germanium alloy
Au/Ge
gold/zinc alloy
Au/Zn
nickel/gold/germanium alloy
Ni/Au/Ge
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
nanolaser threshold current |
| ≤ 300 pA |
| — |
Thickness | 400–600 nm | — |
GRAPHENE OXIDE-BASED POROUS 3D MESH
single nanopillar LED using graphene electrode
InGaAsP
InP sacrificial layer
InP
polymethylmethacrylate
gold
Au
gold/germanium alloy
Au/Ge
gold/zinc alloy
Au/Zn
nickel/gold/germanium alloy
Ni/Au/Ge
FIG. 2b is an SEM photograph showing the nanolaser generator using a graphene electrode additionally having a gold layer according to another embod i ment of …
FIG. 3 is an SEM photograph for illustrating a method for manufactu ri ng a nanolaser generator using a graphene electrode according to an embodiment of the …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 6a is a graph showing a transmittance of the graphene electrode employed in the present disclosure, and FIG 6b is a graph, measured by Raman spectroscopy, …
FIG. 11 is a graph showing a measured spectrum of a nanolaser emitted while changing a ratio (duty cycle) of a current pulse inj ected into the nanolaser …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
FIG. 12a is a photograph, taken by an SEM, showing a single nanopillar LED using a graphene electrode, and F I G 12b i s a graph showing electroluminescence …
nanolaser threshold current |
| ≤ 300 pA |
| — |
Thickness | 400–600 nm | — |