JP2005327965A - Photovoltaic device - Google Patents
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- JP2005327965A JP2005327965A JP2004146016A JP2004146016A JP2005327965A JP 2005327965 A JP2005327965 A JP 2005327965A JP 2004146016 A JP2004146016 A JP 2004146016A JP 2004146016 A JP2004146016 A JP 2004146016A JP 2005327965 A JP2005327965 A JP 2005327965A
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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
- Y02E10/547—Monocrystalline silicon 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
- 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
Abstract
Description
本発明は、カーボンナノチューブを利用した太陽光発電に用いられる光起電力装置に関するものである。 The present invention relates to a photovoltaic device used for solar power generation using carbon nanotubes.
太陽光発電に用いられる光起電力装置は、特開平５−１６７０９１号等に多数開示されている。これらは主にシリコン半導体を用いた装置や、色素増感型の装置であった。 A large number of photovoltaic devices used for photovoltaic power generation are disclosed in Japanese Patent Laid-Open No. 5-167091. These were mainly devices using silicon semiconductors and dye-sensitized devices.
本発明者は鋭意研究の結果、カーボンナノチューブを用いた全く新しい光起電力装置を発明した。 As a result of intensive studies, the present inventors have invented a completely new photovoltaic device using carbon nanotubes.
導電性物質上にカーボンナノチューブまたはカーボンナノチューブを媒体に分散させた導電体を積層し、その表面に集電極または電極を接触させてなる光起電力装置。また、前記カーボンナノチューブまたはカーボンナノチューブを媒体に分散させた導電体の上に、更に透明保護層を積層してなる光起電力装置。
特に、導電性物質にアルミニウム板、アルミニウム箔、銅板、銅箔のいずれかを用い、カーボンナノチューブに多層カーボンナノチューブを用い、媒体にシリコーンゴムまたはプラスチックを用い、透明保護層にシリコーンゴムまたはプラスチックを用いた光起電力装置。
A photovoltaic device in which carbon nanotubes or a conductor in which carbon nanotubes are dispersed in a medium are stacked on a conductive material, and a collector electrode or an electrode is brought into contact with the surface. Also, a photovoltaic device comprising a transparent protective layer further laminated on the carbon nanotube or a conductor in which the carbon nanotube is dispersed in a medium.
In particular, any one of aluminum plate, aluminum foil, copper plate and copper foil is used for the conductive material, multi-wall carbon nanotube is used for the carbon nanotube, silicone rubber or plastic is used for the medium, and silicone rubber or plastic is used for the transparent protective layer. The photovoltaic device that was.
全く新しい発想の光起電力装置を得ることができた。 We have obtained a completely new concept of photovoltaic device.
以下、本発明を説明する。まず使用する材料について説明する。
本発明において用いることができる導電性物質としては、アルミニウム、銅、鉄、ニッケル、亜鉛、錫、クロムなどの金属や合金及びそれらの導電性金属酸化物や、酸化インジウム（Ｉｎ2Ｏ3）に少量の酸化スズ（ＳｎＯ2）を混ぜた透明導電体（ＩＴＯ）や、酸化亜鉛（ＺｎＯ）系透明導電体や、ヨウ素をドーピングしたポリアセチレンなどの導電性ポリマーなどを用いることができる。
本発明では特にアルミニウム板、アルミニウム箔、銅板、銅箔を用いた。
The present invention will be described below. First, the materials used will be described.
Examples of the conductive material that can be used in the present invention include metals, alloys such as aluminum, copper, iron, nickel, zinc, tin, and chromium, their conductive metal oxides, and indium oxide (In 2 O 3 ). A transparent conductor (ITO) mixed with a small amount of tin oxide (SnO 2 ), a zinc oxide (ZnO) based transparent conductor, a conductive polymer such as polyacetylene doped with iodine, or the like can be used.
In the present invention, in particular, an aluminum plate, an aluminum foil, a copper plate, or a copper foil was used.
本発明において用いることができるカーボンナノチューブとしては、単層カーボンナノチューブ及び多層カーボンナノチューブを用いることができるが、特に、多層カーボンナノチューブが好ましい。
カーボンナノチューブは、撒布やスピンコートなどの方法で前記導電性物質上に積層して、導電層を形成する。
As the carbon nanotube that can be used in the present invention, single-walled carbon nanotubes and multi-walled carbon nanotubes can be used, and multi-walled carbon nanotubes are particularly preferable.
Carbon nanotubes are laminated on the conductive material by a method such as spreading or spin coating to form a conductive layer.
本発明において用いることができるカーボンナノチューブを媒体に分散させた導電体とは、メチルビニルシリコーンゴム、ジメチルシリコーンゴム、メチルフェニルビニルシリコーンゴム、メチルフロロアルキルシリコーンゴムなどのシリコーンゴムや、フェノール樹脂、ユリア樹脂、メラミン樹脂、不飽和ポリエステル樹脂、エポキシ樹脂、アルキッド樹脂、フラン樹脂、アクリル樹脂、ポリエチレン、ポリプロピレン、ポリブチレン、ポリスチレン、ＡＢＳ樹脂、ポリ塩化ビニル、ポリ塩化ビニリデン、メタクリル樹脂、ポリアミド、ポリアミドイミド、ポリイミド、ポリアセタール、ポリカーボネート、ポリエチレンテレフタレート、ポリブチレンテレフタレート、ポリフェニレンオキサイド、ポリフェニレンサルファイド、ポリエーテルサルフォン、ポリアリレート、ポリアリルスルフォン、ポリオキシベンジレン、ポリサルフォン、ポリメチルペンテン、ポリエーテルエーテルケトン、ポリエーテルイミド、ポリ乳酸などのプラスチックといった媒体に、カーボンナノチューブを１０〜２００ｐｈｒ（ｐｅｒｔｓ ｐｅｒ ｈｕｎｄｒｅｄ ｐａｒｔｓ ｏｆ ｒｕｂｂｅｒ）程度分散させたものをいう。
当該導電体は、１．０ｍｍ以下の導電シートとして成形されることが好ましい。また、カーボンナノチューブは単層カーボンナノチューブ及び多層カーボンナノチューブを用いることができるが、特に、多層カーボンナノチューブが好ましい。
Conductors in which carbon nanotubes that can be used in the present invention are dispersed in a medium include silicone rubbers such as methyl vinyl silicone rubber, dimethyl silicone rubber, methyl phenyl vinyl silicone rubber, and methyl fluoroalkyl silicone rubber, phenol resin, and urea. Resin, Melamine resin, Unsaturated polyester resin, Epoxy resin, Alkyd resin, Furan resin, Acrylic resin, Polyethylene, Polypropylene, Polybutylene, Polystyrene, ABS resin, Polyvinyl chloride, Polyvinylidene chloride, Methacrylic resin, Polyamide, Polyamideimide, Polyimide , Polyacetal, polycarbonate, polyethylene terephthalate, polybutylene terephthalate, polyphenylene oxide, polyphenylene sulfide, polyether Carbon nanotubes in a medium such as rusulfone, polyarylate, polyallylsulfone, polyoxybenzylene, polysulfone, polymethylpentene, polyetheretherketone, polyetherimide, polylactic acid, etc. are used for 10 to 200 phr (parts per hundred parts of of (rubber).
The conductor is preferably formed as a conductive sheet of 1.0 mm or less. As the carbon nanotube, single-walled carbon nanotubes and multi-walled carbon nanotubes can be used, and multi-walled carbon nanotubes are particularly preferable.
本発明において用いることができる透明保護層としては、メチルビニルシリコーンゴム、ジメチルシリコーンゴム、メチルフェニルビニルシリコーンゴム、メチルフロロアルキルシリコーンゴムなどのシリコーンゴムを用いることができ、特に、メチルビニルシリコーンゴムが好ましい。
また、フェノール樹脂、ユリア樹脂、メラミン樹脂、不飽和ポリエステル樹脂、エポキシ樹脂、アルキッド樹脂、フラン樹脂、アクリル樹脂、ポリエチレン、ポリプロピレン、ポリブチレン、ポリスチレン、ＡＢＳ樹脂、ポリ塩化ビニル、ポリ塩化ビニリデン、メタクリル樹脂、ポリアミド、ポリアミドイミド、ポリイミド、ポリアセタール、ポリカーボネート、ポリエチレンテレフタレート、ポリブチレンテレフタレート、ポリフェニレンオキサイド、ポリフェニレンサルファイド、ポリエーテルサルフォン、ポリアリレート、ポリアリルスルフォン、ポリオキシベンジレン、ポリサルフォン、ポリメチルペンテン、ポリエーテルエーテルケトン、ポリエーテルイミド、ポリ乳酸などのプラスチックも用いることができる。特に、ポリエチレン、ポリプロピレン、ポリエチレンテレフタレート、ポリブチレンテレフタレートが好ましい。
当該シリコーンゴムやプラスチックは、通常薄厚シートで用いられる。
As the transparent protective layer that can be used in the present invention, silicone rubbers such as methyl vinyl silicone rubber, dimethyl silicone rubber, methyl phenyl vinyl silicone rubber, and methyl fluoroalkyl silicone rubber can be used. preferable.
Also, phenol resin, urea resin, melamine resin, unsaturated polyester resin, epoxy resin, alkyd resin, furan resin, acrylic resin, polyethylene, polypropylene, polybutylene, polystyrene, ABS resin, polyvinyl chloride, polyvinylidene chloride, methacrylic resin, Polyamide, polyamideimide, polyimide, polyacetal, polycarbonate, polyethylene terephthalate, polybutylene terephthalate, polyphenylene oxide, polyphenylene sulfide, polyethersulfone, polyarylate, polyallylsulfone, polyoxybenzylene, polysulfone, polymethylpentene, polyetherether Plastics such as ketone, polyetherimide, and polylactic acid can also be used. In particular, polyethylene, polypropylene, polyethylene terephthalate, and polybutylene terephthalate are preferable.
The silicone rubber or plastic is usually used as a thin sheet.
（実施例１、実施例２、実施例３）
次に、本発明の光起電力装置の作成方法について説明する。
０．０１ｍｍ〜０．０３ｍｍ厚のアルミニウム箔上に、１０ｍｇ〜２０ｍｇの多層カーボンナノチューブを３ｃｍ2程の範囲に撒布して薄厚になるように均して積層し、その上から２．０ｍｍ厚のメチルビニルシリコーンゴムを積層した。これの両面をポリエステルフィルムで挟んで、１０トンプレスを用いて１７０℃の温度で５分間プレス成形を行った。その後、２００℃雰囲気において４時間アフターキュアを実施した。
このようにして本発明の光起電力装置を得ることができた。
(Example 1, Example 2, Example 3)
Next, a method for producing the photovoltaic device of the present invention will be described.
On an aluminum foil having a thickness of 0.01 mm to 0.03 mm, 10 mg to 20 mg of multi-walled carbon nanotubes are spread in a range of about 3 cm 2 and laminated so as to be thin. Methyl vinyl silicone rubber was laminated. The both surfaces of this were sandwiched between polyester films, and press molding was performed at a temperature of 170 ° C. for 5 minutes using a 10-ton press. Thereafter, after-curing was performed in a 200 ° C. atmosphere for 4 hours.
In this way, the photovoltaic device of the present invention could be obtained.
次に、光起電力装置のシリコーンゴムの一部を切除し、カーボンナノチューブ薄膜の一部を露出させ、テスター（サンワデジタルマルチメーターＣＤ７３１型）のクリップ端子を集電極として接触させた。また、もう一方のクリップ端子はアルミニウム箔に接続した。
当該装置にシリコーンゴム側から光源（ＨＯＹＡ ＭＥＧＡＬＩＧＨＴ１００）を照射した時の試験結果を以下に示す。抵抗、電圧、電流値は、それぞれ個別に測定した実測値である。テスターの内部抵抗または他の原因により、オームの法則とは完全には一致していない。
Next, a part of the silicone rubber of the photovoltaic device was excised, a part of the carbon nanotube thin film was exposed, and a clip terminal of a tester (Sanwa Digital Multimeter CD731 type) was contacted as a collecting electrode. The other clip terminal was connected to an aluminum foil.
The test results when the device is irradiated with a light source (HOYA MEGALIGHT100) from the silicone rubber side are shown below. The resistance, voltage, and current values are actually measured values individually measured. Due to the internal resistance of the tester or other causes, it is not completely consistent with Ohm's law.
（表１）
┌────────┬────┬────┬────┐
│ ｜実施例１｜実施例２｜実施例３｜
├────────┼────┼────┼────┤
｜ 成型圧力 ｜10ｋＮ ｜50ｋＮ ｜100ｋＮ ｜
├────────┼────┼────┼────┤
｜光起電装置の厚み｜0.7ｍｍ ｜0.4ｍｍ ｜0.2ｍｍ ｜
├──┬─────┼────┼────┼────┤
｜ ｜光未照射時｜53Ω ｜34Ω ｜19Ω ｜
｜抵抗├─────┼────┼────┼────┤
｜ ｜ 光照射時 ｜30Ω ｜22Ω ｜18Ω ｜
├──┼─────┼────┼────┼────┤
｜ ｜光未照射時｜0 ｜0 ｜0 ｜
｜電圧├─────┼────┼────┼────┤
｜ ｜ 光照射時 ｜0.3ｍＶ ｜0.3ｍＶ ｜0.3ｍＶ ｜
├──┼─────┼────┼────┼────┤
｜ ｜光未照射時｜0 ｜0 ｜0 ｜
｜電流├─────┼────┼────┼────┤
｜ ｜ 光照射時 ｜0.06μＡ｜0.05μＡ｜0.04μＡ｜
└──┴─────┴────┴────┴────┘
(Table 1)
┌────────┬┬────┬────┬────┐
| | Example 1 | Example 2 | Example 3 |
├────────┼┼────┼────┼────┤
｜ Molding pressure ｜ 10kN ｜ 50kN ｜ 100kN ｜
├────────┼┼────┼────┼────┤
| Photovoltaic device thickness | 0.7mm | 0.4mm | 0.2mm |
├──┬─────┼────┼┼────┼────┤
｜ ｜ Unlit light ｜ 53Ω ｜ 34Ω ｜ 19Ω ｜
｜ Resistance ├─────┼────┼────┼────┤
| | Light irradiation | 30Ω | 22Ω | 18Ω |
├──┼─────┼────┼┼────┼────┤
｜ ｜ No light irradiation ｜ 0 ｜ 0 ｜ 0 ｜
｜ Voltage ├─────┼────┼────┼────┤
| | Light irradiation | 0.3 mV | 0.3 mV | 0.3 mV |
├──┼─────┼────┼┼────┼────┤
｜ ｜ No light irradiation ｜ 0 ｜ 0 ｜ 0 ｜
｜ Current ├─────┼────┼────┼────┤
| | Light irradiation | 0.06μA | 0.05μA | 0.04μA |
└──┴─────┴────┴┴────┴────┘
（実施例４）
また、透明保護層となるＰＥＴフィルムに電極となるＩＴＯを薄膜形成した透明導電フィルムをあらかじめ用意しておき、アルミニウム板上に多層カーボンナノチューブを均一に撒布して積層し、前記透明導電フィルムのＩＴＯ側をカーボンナノチューブに電極として接触させた光起電力装置も上記実施例同様電流を得ることができた。
Example 4
In addition, a transparent conductive film in which an ITO film serving as an electrode is formed in a thin film on a PET film serving as a transparent protective layer is prepared in advance, and multilayer carbon nanotubes are uniformly spread and laminated on an aluminum plate. The photovoltaic device having the side in contact with the carbon nanotube as an electrode was able to obtain a current as in the above example.
（実施例５）
また、前記透明導電フィルムのＩＴＯ上に多層カーボンナノチューブを均一に撒布して積層し、更に透明保護層としてポリプロピレン透明粘着シートを積層したのち、ポリプロピレン透明粘着シートの一部を切除してカーボンナノチューブ薄膜の一部を露出させ、露出部分に集電極を接触させてなる光起電力装置も上記実施例同様電流を得ることができた。
(Example 5)
In addition, a multilayer carbon nanotube is uniformly spread and laminated on the ITO of the transparent conductive film, and a polypropylene transparent adhesive sheet is further laminated as a transparent protective layer. A photovoltaic device in which a part of the photovoltaic device was exposed and the collector electrode was in contact with the exposed portion was able to obtain a current as in the above example.
（実施例６）
未架橋シリコーンゴム１００重量部と、多層カーボンナノチューブ５０重量部と、架橋剤として２，５ジメチル２，５ジターシャリーブチルパーオキシヘキサン０．５重量部を、分散混練りした５０ｐｈｒカーボンナノチューブ混合物を、厚さ０．３ｍｍのシートにした。
次に、未架橋シリコーンゴム１００重量部と、架橋剤として２，５ジメチル２，５ジターシャリーブチルパーオキシヘキサン０．５重量部を、混練りした後、厚さ２．０ｍｍのシートにした。
次に、両シートを重ね合わせて金型に入れ、１５ＭＰａ、１７０℃で１０分間加熱した。そして離型した後、さらに２００℃で４時間、オーブンでアフターキュアを行った。
これを適当に切断したところ、シリコーンゴムにカーボンナノチューブが分散してなる０．３ｍｍ厚の導電体と、シリコーンゴムからなる２．０ｍｍ厚の透明保護層が一体化したシートを得た。
次に、０．５ｍｍ厚のアルミニウム板に、導電体を接触させて本実施例の光起電力装置を得ることができた。
次に、シリコーンゴムからなる透明保護層の一部を切除し、カーボンナノチューブ分散導電体の一部を露出させ、テスター（サンワデジタルマルチメーターＣＤ７３１型）のクリップ端子を集電極として接触させた。また、もう一方のクリップ端子はアルミニウム板に接続した。
(Example 6)
A 50 phr carbon nanotube mixture obtained by dispersing and kneading 100 parts by weight of uncrosslinked silicone rubber, 50 parts by weight of multi-walled carbon nanotubes and 0.5 part by weight of 2,5 dimethyl 2,5 ditertiary butyl peroxyhexane as a crosslinking agent, The sheet was 0.3 mm thick.
Next, 100 parts by weight of uncrosslinked silicone rubber and 0.5 part by weight of 2,5 dimethyl 2,5 ditertiary butyl peroxyhexane as a crosslinking agent were kneaded and made into a sheet having a thickness of 2.0 mm.
Next, both sheets were superposed and placed in a mold and heated at 15 MPa and 170 ° C. for 10 minutes. And after mold release, after-curing was further performed in an oven at 200 ° C. for 4 hours.
When this was cut appropriately, a sheet in which a 0.3 mm-thick conductor in which carbon nanotubes were dispersed in silicone rubber and a 2.0 mm-thick transparent protective layer made of silicone rubber were integrated was obtained.
Next, the photovoltaic device of this example could be obtained by bringing a conductor into contact with an aluminum plate having a thickness of 0.5 mm.
Next, a part of the transparent protective layer made of silicone rubber was excised, a part of the carbon nanotube dispersed conductor was exposed, and a clip terminal of a tester (Sanwa Digital Multimeter CD731 type) was brought into contact as a collector electrode. The other clip terminal was connected to an aluminum plate.
（実施例７）
未架橋シリコーンゴム１００重量部と、多層カーボンナノチューブ１００重量部と、架橋剤として２，５ジメチル２，５ジターシャリーブチルパーオキシヘキサン０．５重量部を、分散混練りした１００ｐｈｒカーボンナノチューブ混合物を、厚さ０．３ｍｍのシートにした。
次に、未架橋シリコーンゴム１００重量部と、架橋剤として２，５ジメチル２，５ジターシャリーブチルパーオキシヘキサン０．５重量部を、混練りした後、厚さ２．０ｍｍのシートにした。
次に、両シートを重ね合わせて金型に入れ、１５ＭＰａ、１７０℃で１０分間加熱した。そして離型した後、さらに２００℃で４時間、オーブンでアフターキュアを行った。
これを適当に切断したところ、シリコーンゴムにカーボンナノチューブが分散してなる０．３ｍｍ厚の導電体と、シリコーンゴムからなる２．０ｍｍ厚の透明保護層が一体化したシートを得た。
次に、０．５ｍｍ厚のアルミニウム板に、導電体を接触させて本実施例の光起電力装置を得ることができた。
次に、シリコーンゴムからなる透明保護層の一部を切除し、カーボンナノチューブ分散導電体の一部を露出させ、テスター（サンワデジタルマルチメーターＣＤ７３１型）のクリップ端子を集電極として接触させた。また、もう一方のクリップ端子はアルミニウム板に接続した。
(Example 7)
100 phr carbon nanotube mixture obtained by dispersing and kneading 100 parts by weight of uncrosslinked silicone rubber, 100 parts by weight of multi-walled carbon nanotubes and 0.5 part by weight of 2,5 dimethyl 2,5 ditertiary butyl peroxyhexane as a crosslinking agent, The sheet was 0.3 mm thick.
Next, 100 parts by weight of uncrosslinked silicone rubber and 0.5 part by weight of 2,5 dimethyl 2,5 ditertiary butyl peroxyhexane as a crosslinking agent were kneaded and made into a sheet having a thickness of 2.0 mm.
Next, both sheets were superposed and placed in a mold and heated at 15 MPa and 170 ° C. for 10 minutes. And after mold release, after-curing was further performed in an oven at 200 ° C. for 4 hours.
When this was cut appropriately, a sheet in which a 0.3 mm-thick conductor in which carbon nanotubes were dispersed in silicone rubber and a 2.0 mm-thick transparent protective layer made of silicone rubber were integrated was obtained.
Next, the photovoltaic device of this example could be obtained by bringing a conductor into contact with an aluminum plate having a thickness of 0.5 mm.
Next, a part of the transparent protective layer made of silicone rubber was excised, a part of the carbon nanotube dispersed conductor was exposed, and a clip terminal of a tester (Sanwa Digital Multimeter CD731 type) was brought into contact as a collector electrode. The other clip terminal was connected to an aluminum plate.
実施例６及び実施例７の光起電力装置にシリコーンゴム側から光源（ＨＯＹＡ ＭＥＧＡＬＩＧＨＴ１００）を照射した時の試験結果を以下に示す。抵抗、電圧、電流値は、それぞれ個別に測定した実測値である。テスターの内部抵抗または他の原因により、オームの法則とは完全には一致していない。 The test results when the photovoltaic devices of Example 6 and Example 7 were irradiated with a light source (HOYA MEGALIGHT100) from the silicone rubber side are shown below. The resistance, voltage, and current values are actually measured values individually measured. Due to the internal resistance of the tester or other causes, Ohm's law is not completely consistent.
（表２）
┌────────┬────┬────┐
│ ｜実施例６｜実施例７｜
├──┬─────┼────┼────┤
｜ ｜光未照射時｜4.0ｋΩ ｜2.6ｋΩ ｜
｜抵抗├─────┼────┼────┤
｜ ｜ 光照射時 ｜3.1ｋΩ ｜1.8ｋΩ ｜
├──┼─────┼────┼────┤
｜ ｜光未照射時｜0 ｜0 ｜
｜電圧├─────┼────┼────┤
｜ ｜ 光照射時 ｜0.5ｍＶ ｜0.8ｍＶ ｜
├──┼─────┼────┼────┤
｜ ｜光未照射時｜0 ｜0 ｜
｜電流├─────┼────┼────┤
｜ ｜ 光照射時 ｜0.03μＡ｜0.04μＡ｜
└──┴─────┴────┴────┘
(Table 2)
┌────────┬────┬┬────┐
| Example 6 | Example 7 |
├──┬─────┼────┼┼────┤
｜ ｜ No light irradiation ｜ 4.0 kΩ ｜ 2.6 kΩ ｜
｜ Resistance ├─────┼────┼────┤
| | Light irradiation | 3.1kΩ | 1.8kΩ |
├──┼─────┼────┼┼────┤
｜ ｜ No light irradiation ｜ 0 ｜ 0 ｜
｜ Voltage ├─────┼────┼────┤
| | Light irradiation | 0.5 mV | 0.8 mV |
├──┼─────┼────┼┼────┤
｜ ｜ No light irradiation ｜ 0 ｜ 0 ｜
｜ Current ├─────┼────┼────┤
| | Light irradiation | 0.03μA | 0.04μA |
└──┴─────┴────┴┴────┘
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| KR100722085B1 (en) * | 2005-09-12 | 2007-05-25 | 삼성전자주식회사 | Photovoltaic cell comprising CNTs formed by using electrophoretic deposition and its fabrication method |
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| JP2011049101A (en) * | 2009-08-28 | 2011-03-10 | Sony Corp | Laminate, manufacturing method for laminate, and electronic element and electronic device having the laminate |
| WO2011144292A2 (en) | 2010-05-21 | 2011-11-24 | Merck Patent Gmbh | Selectively etching of a carbon nano tubes (cnt) polymer matrix on a plastic substructure |
| US8263860B2 (en) | 2008-04-03 | 2012-09-11 | Tsinghua University | Silicon photovoltaic device with carbon nanotube cable electrode |
| JP2013527790A (en) * | 2010-03-04 | 2013-07-04 | ガーディアン・インダストリーズ・コーポレーション | Method for producing coated article comprising alloyed carbon nanotube thin film |
| US8796537B2 (en) | 2008-03-07 | 2014-08-05 | Tsinghua University | Carbon nanotube based solar cell |
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| US8796537B2 (en) | 2008-03-07 | 2014-08-05 | Tsinghua University | Carbon nanotube based solar cell |
| JP2009253296A (en) * | 2008-04-03 | 2009-10-29 | Qinghua Univ | Photovoltaic device |
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