EP3204328A1 - Procede de fabrication d'un dispositif electronique, en particulier a base de nanotubes de carbone - Google Patents
Procede de fabrication d'un dispositif electronique, en particulier a base de nanotubes de carboneInfo
- Publication number
- EP3204328A1 EP3204328A1 EP15788212.7A EP15788212A EP3204328A1 EP 3204328 A1 EP3204328 A1 EP 3204328A1 EP 15788212 A EP15788212 A EP 15788212A EP 3204328 A1 EP3204328 A1 EP 3204328A1
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- European Patent Office
- Prior art keywords
- layer
- substrate
- electronic device
- carbon nanotubes
- poly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/403—Cells and electrode assemblies
- G01N27/414—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS
- G01N27/4146—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS involving nanosized elements, e.g. nanotubes, nanowires
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/674—Thin-film transistors [TFT] characterised by the active materials
- H10D30/6741—Group IV materials, e.g. germanium or silicon carbide
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- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/881—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being a two-dimensional material
- H10D62/882—Graphene
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- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/01—Manufacture or treatment
- H10D86/021—Manufacture or treatment of multiple TFTs
- H10D86/0241—Manufacture or treatment of multiple TFTs using liquid deposition, e.g. printing
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/464—Lateral top-gate IGFETs comprising only a single gate
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/466—Lateral bottom-gate IGFETs comprising only a single gate
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- H—ELECTRICITY
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/484—Insulated gate field-effect transistors [IGFETs] characterised by the channel regions
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- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
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- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/80—Manufacture or treatment specially adapted for the organic devices covered by this subclass using temporary substrates
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- H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
- H10K77/10—Substrates, e.g. flexible substrates
- H10K77/111—Flexible substrates
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/141—Organic polymers or oligomers comprising aliphatic or olefinic chains, e.g. poly N-vinylcarbazol, PVC or PTFE
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/20—Carbon compounds, e.g. carbon nanotubes or fullerenes
- H10K85/221—Carbon nanotubes
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/20—Carbon compounds, e.g. carbon nanotubes or fullerenes
- H10K85/221—Carbon nanotubes
- H10K85/225—Carbon nanotubes comprising substituents
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/40—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels
- H10D30/47—FETs having zero-dimensional [0D], one-dimensional [1D] or two-dimensional [2D] charge carrier gas channels having 2D charge carrier gas channels, e.g. nanoribbon FETs or high electron mobility transistors [HEMT]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the invention relates to a method of manufacturing an electronic device, in particular comprising a flexible and / or low cost substrate and / or carbon nanotubes.
- transistors in particular field effect, sensors, inverters, etc ...
- the substrate is a high cost rigid substrate, such as wafers of silicon.
- Fumiaki N. Ishikawa et al. “Transparent Electronics Based on Transfer Printed Aligned Carbon Nanotubes on Rigid and Flexible Substrates", ACS Nano, vol. 3, No. 1, pp 73-78, disclose a transparent thin-film transistor in which the substrate is a transparent flexible polyethylene terephthalate (PET) substrate.
- PET polyethylene terephthalate
- the transistor manufacturing process must be a low temperature manufacturing process and that such a low temperature manufacturing process would also make it possible to manufacture devices, in this case transistors, on paper, and even on artificial skin.
- the active layer made of a semiconductor material consists of single-walled carbon nanotubes (SWNTC).
- the SWNTCs are first grown on a quartz substrate and then detached from this quartz substrate to be placed on a PET substrate previously formed with a back door and a layer of dielectric material. Then, the source and drain electrodes were made by photolithography.
- This process has at least three disadvantages.
- the first disadvantage is that the manufacturing method described in this article is difficult to implement industrially because it is important for an electronic device, all connections and components are perfectly positioned, which is only achievable when the support is a perfectly flat and rigid support. However, this is not the case for a flexible substrate as described in the article by Fumiaki N. Ishikawa et al.
- the third disadvantage is that by the transfer technique carbon nanotubes, they are no longer aligned, lose their length and therefore their effectiveness as a semiconductor material.
- the invention aims to overcome the disadvantages of the methods of the prior art by providing a method of manufacturing electronic devices on a flexible substrate and / or having a low cost and / or which could be damaged, or even destroyed, by the use of high temperatures and / or aggressive conditions, process according to the invention in which methods of forming the various components can be used which requires the use of high temperatures and / or aggressive conditions, such as etchings with acids , etc ...
- the invention proposes a method of manufacturing an electronic device comprising:
- an active layer made of a semiconductor material characterized in that it comprises the following steps:
- step b) forming on a surface of the support when step b) is not implemented or on the free surface of the layer formed in step b) when step b) is implemented, a active layer made of a semiconductor material,
- step d) deposition of a protective layer on the stack obtained in step d) of layers and of the various components of the electronic device, this protective layer being of the desired material M for the substrate, and
- the material M is made of a flexible material comprising an organic part, preferably chosen from polyimide, polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polyvinyl chloride and poly (methylmethacrylate) (PM A), preferably PMMA.
- the substrate is a low cost material, preferably selected from metal, glass and paper.
- the support is in an alkali or alkaline-earth metal salt chosen from chlorides, bromides, fluorides, iodides, oxides, hydroxides and carbonates, an alkali metal or alkaline earths selected from magnesium, sodium and potassium.
- an alkali or alkaline-earth metal salt chosen from chlorides, bromides, fluorides, iodides, oxides, hydroxides and carbonates, an alkali metal or alkaline earths selected from magnesium, sodium and potassium.
- the support is NaCl or K.C1.
- the support is NaCl.
- the material of the dielectric layer is selected from ⁇ 1 2 0 3 and Si0 2 .
- the active layer is made of a material chosen from graphene, carbon nanotubes preferably single-walled, silicon, germanium, alloys of silicon and germanium, silicon carbide and organic semiconducting materials selected from tetracene, anthracene, polythiophene, poly (3-hexylthiophene) (P3HT), poly [N-9'-heptadecanyl-2,7-carbazole-alt-5, 5- (4,7) -dien-2-thienyl-2 ', 1', 3'-benzothidiazole] (PCDTBT), poly [2-methoxy-5- (3,7-dimethyloctyloxy) -1,4- phenylene vinylene] (MDMO-PPV), poly [2-methoxy-5- (2-hexyloxy) -1,4-phenylene-vinylene] (MEH-PPV), poly (3,4-ethylenedioxythiophene) (PE), poly (3,4-ethylenedioxythioph
- the active layer is made of single-walled carbon nanotubes.
- the active layer of carbon nanotubes can be obtained by forming a percolating network of carbon nanotubes formed from separately prepared carbon nanotubes.
- the active layer of carbon nanotubes is obtained by growth of the carbon nanotubes directly on the surface of the support when step b) is not implemented, or directly on the free surface of the layer of a dielectric material when step b) is implemented.
- the electronic device manufactured by the method of the invention is a transistor.
- the electronic device produced by the method of the invention is a sensor comprising electrodes, to which the method of the invention further comprises, after step f), a step of functionalizing the electrodes with the desired substances.
- the electronic device manufactured by the method of the invention is an inverter.
- FIG. 1 schematically represents a transistor comprising a flexible substrate obtained by a method of the prior art
- FIG. 2 diagrammatically represents a transistor obtained by the method of the invention, before step f) of the method of the invention,
- FIG. 3 represents a transistor, obtained by the method of the invention
- FIG. 4 diagrammatically represents the various stages of synthesis of carbon nanotubes, according to a particularly advantageous embodiment of the process of the invention
- FIG. 5 diagrammatically represents the various stages of fabrication of a bottomgate gate transistor by lithography according to the method of the invention
- FIG. 6 represents the different stages of fabrication of a high-gate transistor by lithography according to one embodiment of the method of the invention
- FIG. 7 diagrammatically represents the various steps of manufacturing a layerless inverter made of a dielectric material between the support and the active layer, according to an embodiment of the method of the invention
- FIG. 8 diagrammatically represents the various steps of manufacturing an inverter with a layer made of a dielectric material between the support and the active layer, according to one embodiment of the method of the invention
- FIG. 9 schematically represents the various steps of manufacturing a low-pass transistor by ink-jet printing according to one embodiment of the method of the invention.
- FIG. 10 schematically represents the various steps of manufacturing a low-pass transistor by ink-jet printing according to another embodiment of the method of the invention
- FIG. 11 is a diagrammatic representation of the various stages of manufacturing a high-gate transistor by ink-jet printing according to one embodiment of the method of the invention.
- FIG. 12 schematically shows the various steps of manufacturing an inverter by inkjet printing according to an embodiment of the method of the invention.
- a flexible PET substrate, denoted 100 in FIG. 1, is bonded to one side of a rigid support, denoted 500 in FIG. 1, for example made of metal, provided on a grid, denoted 401 in FIG. 1, is formed on the opposite face. of the substrate 100.
- an active layer denoted 300 in FIG. 1
- a semi-conducting material It may be a layer of carbon nanotubes forming a percolating network. These carbon nanotubes were previously grown on a different substrate and transferred onto the surface of the substrate 100.
- a layer, denoted 600 in FIG. 1, made of an insulating protective material is deposited on the entire free surface of the layer 300 and on the electrodes source and drain 402 and 403.
- This layer 600 may be, for example, polymethyl methacrylate (PMMA).
- a flexible substrate such as a substrate made of a material comprising an organic part, such as a polymer, etc. or of paper, or else a substrate with low cost such as glass or paper (which is both flexible and low cost)
- the deposition of the various components of the electronic device is on the desired final substrate of the electronic device.
- the manufacturing conditions of one or more of the components of the final electronic device such as temperature, acid use, etc., would damage or destroy the substrate.
- this component, or these components requiring the use of such conditions, on a separate substrate and to transfer this (or these) component (s) to the desired final substrate.
- the layer forming the substrate is deposited in the final, after the formation of all the different components of the electronic device (active layer, source electrode, drain, high or low grid, etc. .), the formation of this active layer and all the different components of the electronic device is made on a single support which will then be eliminated.
- none of the components of the electronic device are manufactured on a separate substrate and then transferred to the substrate to be removed.
- the first step of the method of the invention consists in the provision of a support, noted in FIGS. 2 and 3, this support then being intended to be eliminated.
- This support is preferably a salt of an alkali metal or alkaline earth metal. Indeed, it allows to eliminate it easily by simple dissolution,
- alkali metal or alkaline earth metal salts which can be used are all salts such as chloride salts, bromides, fluorides, iodides, carbonates, oxides or hydroxides, of alkali or alkaline earth metals such as magnesium, sodium, potassium.
- the support 10 is sodium chloride (aCl) or potassium chloride (KCl).
- the carrier is sodium chloride.
- the second step of the method of the invention is an optional step of depositing on one side of the support 10 a layer, denoted 2 in FIGS. 2 and 3, of a dielectric material. This layer serves to isolate the support 10 from the layers which will then be deposited or formed on this support 10.
- the dielectric materials that can be used to form this layer 2 are all dielectric materials known to those skilled in the art.
- the layer of dielectric material 2 will be silica.
- the second step (if the deposition step of the layer 2 is not performed) or the third step (if the deposition step of the dielectric material layer is performed) of the method of the invention is a step of deposition of an active layer, denoted 3 in FIGS. 2 and 3, in a semiconductor material.
- This layer may be any desired semiconductor material such as silicon, silicon carbide, alloys of silicon and germanium, germanium, different forms of carbon such as graphene and carbon nanotubes mono- or multi tetracene, anthracene, fullerenes or organic semiconducting polymers such as polythiophene, poly (3-hexyithiophene) (P3HT), poly [N-9'-heptadecanyl-2,7- carbazole-alt ⁇ 5,5- (4,7) -di-2-thienyl-2 ', 1', 3'-benzothidiazole] (PCDTBT), poly [2-methoxy-5- (3,7-dimethyloctyloxy) 1- (4-phenylene-vinylene) (MDMO-PPV), poly [2-methoxy-5- (2-emyl-hexyloxy) -1,4-phenylene-vinylene] (MEH-PPV), poly (3 4-ethylenedioxythiophene) (PEDOT),
- the carbon nanotubes can also be transferred, after being grown on a separate substrate, to form a percolating network.
- the growth process is carried out as schematically shown in FIG. 4.
- the surfaces of the support (10) (salt) or of the layer 2 (salt) with an insulating layer) are functionalized by coordinating organic groups (pyridines), obtained by silanization (FIG. Step 1).
- coordinating organic groups pyridines
- Non-functionalized surfaces do not have any metallic deposits.
- the advantage of this approach is the control of density and catalyst position on the surface, characteristics that arise when the integration of nanomaterials into devices is considered.
- the carbon nanotubes will be synthesized by hot filament-assisted chemical vapor deposition (HFCVD under hydrogen and methane) (Figure 4 step 4).
- next step of the method of the invention is the formation of the various components of the device on and / or under layer 3.
- a protective layer denoted 5 in FIGS. 2 and 3, is deposited on the stack of layers obtained, this protective layer being made of the desired material M to form the substrate 1 of the electronic device.
- this layer 5 may be of a flexible material such as a sheet of paper, a polymer such as polyimide, polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polyvinyl chloride, or poly (methyl methacrylate) ( PMMA), or a low-cost material such as, again, a sheet of paper or glass or metal.
- a polymer such as polyimide, polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polyvinyl chloride, or poly (methyl methacrylate) ( PMMA), or a low-cost material such as, again, a sheet of paper or glass or metal.
- the last step of the process of the invention is then to eliminate the support 10 and the electronic device shown in FIG. 3 is obtained by inverting the structure obtained.
- This device comprises the flexible substrate 1 and the active layer 3, in particular made of single-walled carbon nanotubes.
- the method of the invention is particularly advantageous when one wishes to form an electronic device having a flexible substrate or a low cost material not supporting high synthesis temperatures, it can also be used with any type of other substrates, such as a silicon wafer, etc.
- the essential point of the process of the invention is the formation of the different layers and components of the electronic device on a support which is then eliminated and the formation of the substrate in the last step, which allows not only to grow in situ. directly carbon nanotubes, without transferring from a different substrate, but also to use all the desired methods of forming the various components of the electronic device.
- Example 1 Manufacture of a low gate transistor (bottom-gate transitor)
- SWNTs single-wall carbon nanotubes
- the electrodes (bearing respectively the drain (D), source (S) and gate (G)) names (the components 4) are formed by standard lithography (recessing, then the insolation of the sample through a first mask of lithography, evaporation of metal, lift-off). They can also be formed by much simpler methods, less expensive, carried out at room temperature and atmospheric pressure such as UV lithography (Ultraviolet).
- the spacing between the drain electrode and the source electrode is of the order of 1 to 20 ⁇ and the width of the electrodes is of the order of a few microns to a few millimeters.
- the spacing between the electrodes is preferably chosen in order to avoid the probability of having percolations between the carbon nanotubes, that is to say to have exclusively carbon nanotubes that directly interconnect the electrodes.
- the thickness of D, S and G is the same (a few nm to a few tens of nm) to thus have a uniform dielectric deposition thereafter.
- a layer 2 of a dielectric material (Si0 2 ) which serves to isolate the carbon nanotubes from the grid is performed.
- the thickness of the layer 2 in this step is preferably from a few nanometers to a few hundred nanometers to have high-performance transistors because the use of larger thicknesses requires the application of a high voltage to harvest only a small current.
- a reactive ionic dry etching of the surface by plasma (eg by oxygen) or wet is performed. This operation is performed using a second mask.
- a second insulator is deposited by evaporation. To make the surface uniform mechanical polishing will be performed, this layer serves as a bonding layer / bonding final transfer substrate 1, for example glass (step e) of the method of the invention).
- Steps 3) to 6) above correspond to step d) of the process of the invention.
- step f Dissolution of the synthesis support (step f) of the process of the invention).
- a step of connecting the electrodes is performed by a fourth mask.
- a transfer substrate 1 can also be deposited uniformly over the entire surface of the electronic devices obtained by the method of the invention by:
- Example 2 Manufacture of a low-gate transistor by lithography. The different manufacturing steps are shown schematically in FIG.
- step a) of the method of the invention 1) Providing a support 10 in KO (step a) of the method of the invention).
- step b) of the process of the invention Deposition of a layer 2 in A1 2 0 3 by evaporation on the support 10 (step b) of the process of the invention).
- SW Ts single-wall carbon nanotubes
- a second plasma etching eg by oxygen
- Steps 5) to 8) above form, in combination with step 3) above, step d) of the method of the invention.
- step f Dissolution of synthesis support (step f) of the process of the invention). 12) Connection of the electrodes by a fifth mask.
- Example 3 Manufacture of a high gate transistor (top-gate transistor) by lithography.
- Electrode deposition (drain and source, using a second masking step) by evaporation.
- Example 4 Manufacture of a high gate transistor.
- Example 5 Manufacture of a high gate transistor.
- Example 3 The procedure is as in Example 3 except that before step 6) the metal of the electrode is chosen to obtain an output work similar to that obtained with carbon nanotubes.
- the preferred metal is palladium because it has high charge injection properties, high resistance to corrosion, etc.
- Example 6 Manufacture of a high gate transistor.
- Example 3 The procedure is as in Example 3 except that before step 6, a step of localized deposition of a compound such as potassium is carried out.
- Example 7 Manufacture of a sensor.
- Example 1 The procedure is as in Example 1 except that an additional step of functionalization of the surface of the electrodes by the desired chemical substances (those intended to detect and / or quantify the desired compound) after the dissolution step 9) is carried out. of support 10.
- Example 8 Manufacture of an inverter without layer 2 in a dielectric material.
- transfer substrate 1 plastic, glass, metal .
- Example 9 Manufacture of an inverter with layer 2 in a dielectric material.
- Example 10 Manufacture of a low gate transistor by inkjet printing.
- SW Ts single-wall carbon nanotubes
- Steps 3), 4) and 5) above correspond to step d) of the process of the invention.
- a second dielectric material or plastic for example poly (methyl methacrylate) (PMMA), for example by spin coating (spin coating).
- PMMA poly (methyl methacrylate)
- spin coating spin coating
- Example 11 Manufacture of a low gate transistor.
- SWNTs single-walled carbon nanotubes
- step 4 Localized deposit of a dielectric material, such as Al 2 O 3 or SiO 2 , between the two electrodes deposited in step 4).
- a dielectric material such as Al 2 O 3 or SiO 2
- step 7 Localized deposit of a dielectric material different from a dielectric material deposited in step 5), followed by mechanical polishing to make the surface uniform.
- Example 12 Manufacture of a low gate transistor. The different stages of this manufacture are schematically represented in FIG.
- Steps 4) and 5) correspond to step d) of the process of the invention.
- Steps 4) and 5) correspond to step d) of the process of the invention.
- 6) Deposition of a second dielectric material, followed by mechanical polishing to make the surface uniform.
- Example 13 Manufacture of a high gate transistor. The different stages of this manufacture are schematically represented in FIG.
- step d Localized deposit of the electrodes (drain and source) (step d) of the process of the invention).
- a second dielectric material serves as a bonding layer on the transfer substrate 1. After this step, mechanical polishing is performed to make the surface uniform.
- transfer substrate 1 plastic, glass, metal, etc.
- Example 14 Manufacture of a low gate transistor.
- Example 15 Manufacture of a high gate transistor.
- Example 13 The procedure is as in Example 13 except that an additional step of functionalization of the CNTs is performed after step 2) of synthesis of single-wall carbon nanotubes (SW Ts).
- SW Ts single-wall carbon nanotubes
- Example 16 Manufacture of a sensor.
- Example 10 The procedure is as in Example 10 except that it implements an additional step of functionalization of the CNTs in step 8).
- Example 17 Manufacture of an inverter.
- Steps 2) and 3) correspond to step d) of the process of the invention.
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- Condensed Matter Physics & Semiconductors (AREA)
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- Mathematical Physics (AREA)
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Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1459658A FR3027155B1 (fr) | 2014-10-08 | 2014-10-08 | Procede de fabrication d'un dispositif electronique, en particulier a base de nanotubes de carbone |
| PCT/IB2015/057665 WO2016055951A1 (fr) | 2014-10-08 | 2015-10-07 | Procede de fabrication d'un dispositif electronique, en particulier a base de nanotubes de carbone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3204328A1 true EP3204328A1 (fr) | 2017-08-16 |
Family
ID=52273261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP15788212.7A Withdrawn EP3204328A1 (fr) | 2014-10-08 | 2015-10-07 | Procede de fabrication d'un dispositif electronique, en particulier a base de nanotubes de carbone |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10158093B2 (fr) |
| EP (1) | EP3204328A1 (fr) |
| FR (1) | FR3027155B1 (fr) |
| WO (1) | WO2016055951A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110707216B (zh) * | 2019-10-24 | 2023-06-13 | 宁波石墨烯创新中心有限公司 | 石墨烯薄膜晶体管、其制备方法及显示装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290422A (zh) * | 2003-01-15 | 2011-12-21 | 株式会社半导体能源研究所 | 显示装置及其制造方法、剥离方法及发光装置的制造方法 |
| US20060093545A1 (en) * | 2003-02-07 | 2006-05-04 | Bussan Nanotech Research Institute Inc. | Process for producing monolayer carbon nanotube with uniform diameter |
| EP1629531A2 (fr) | 2003-04-02 | 2006-03-01 | Koninklijke Philips Electronics N.V. | Procede de fabrication d'un dispositif electronique souple et dispositif souple ainsi obtenu |
| EP1760798B1 (fr) * | 2005-08-31 | 2012-01-11 | Semiconductor Energy Laboratory Co., Ltd. | Dispositif semi-conducteur et son procédé de fabrication |
| US8354291B2 (en) * | 2008-11-24 | 2013-01-15 | University Of Southern California | Integrated circuits based on aligned nanotubes |
| JP5584991B2 (ja) * | 2009-04-02 | 2014-09-10 | コニカミノルタ株式会社 | 透明電極、透明電極の製造方法、および有機エレクトロルミネッセンス素子 |
| SG183900A1 (en) * | 2010-03-04 | 2012-10-30 | Univ Florida | Semiconductor devices including an electrically percolating source layer and methods of fabricating the same |
| US8933436B2 (en) * | 2010-10-13 | 2015-01-13 | The Regents Of The University Of Michigan | Ordered organic-organic multilayer growth |
| US8703581B2 (en) * | 2011-06-15 | 2014-04-22 | Applied Materials, Inc. | Water soluble mask for substrate dicing by laser and plasma etch |
| FR2982853B1 (fr) * | 2011-11-22 | 2018-01-12 | Ecole Polytechnique | Procede de fabrication de film de graphene |
-
2014
- 2014-10-08 FR FR1459658A patent/FR3027155B1/fr not_active Expired - Fee Related
-
2015
- 2015-10-07 WO PCT/IB2015/057665 patent/WO2016055951A1/fr not_active Ceased
- 2015-10-07 EP EP15788212.7A patent/EP3204328A1/fr not_active Withdrawn
- 2015-10-07 US US15/516,921 patent/US10158093B2/en not_active Expired - Fee Related
Non-Patent Citations (2)
| Title |
|---|
| None * |
| See also references of WO2016055951A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US10158093B2 (en) | 2018-12-18 |
| WO2016055951A1 (fr) | 2016-04-14 |
| FR3027155A1 (fr) | 2016-04-15 |
| FR3027155B1 (fr) | 2018-01-12 |
| US20170244056A1 (en) | 2017-08-24 |
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