JP5276992B2 - 半導体デバイスの製造方法 - Google Patents
半導体デバイスの製造方法 Download PDFInfo
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- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
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- H10K10/80—Constructional details
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
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- H10K71/60—Forming conductive regions or layers, e.g. electrodes
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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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- 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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- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/468—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics
- H10K10/471—Insulated gate field-effect transistors [IGFETs] characterised by the gate dielectrics the gate dielectric comprising only organic materials
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/12—Deposition of organic active material using liquid deposition, e.g. spin coating
- H10K71/13—Deposition of organic active material using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing or screen printing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
- H01L29/66765—Lateral single gate single channel transistors with inverted structure, i.e. the channel layer is formed after the gate
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78681—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising AIIIBV or AIIBVI or AIVBVI semiconductor materials, or Se or Te
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
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- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Thin Film Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Junction Field-Effect Transistors (AREA)
Description
(i)前記デバイス内の支持層の選択されたエリアのみにパターン化材料を付与して、前記第1電極層の構成体を画成するステップと、
(ii)前記パターン化材料に応答する触媒を前記支持層に付与するステップと、
(iii)前記支持層に導電性材料を付与して、前記第1電極層を形成するステップと、
を備え、前記支持層、パターン化材料、及び触媒が協働して、この触媒が付与された前記支持層の選択されたエリアのみに前記導電性材料が堆積されるようにする方法、が新たに提案される。
(iv)誘電体層の少なくとも一部分に半導体材料を付与することにより半導体層を形成して、第1及び第2の金属電極との電気的接触をなす、
という更に別のステップを備えるのが効果的である。
(iv)基板層の少なくとも一部分に半導体材料を付与することにより半導体層を形成して、第1及び第2の金属電極との電気的接触をなし、
(v)半導体層に誘電体材料を付与して誘電体層を形成し、
(vi)誘電体層に実質的に導電性の電極を付与することにより第2電極層を形成する、
という更に別のステップを備えるのが便利である。
(i)実質的に導電性のゲート電極を準備するステップと、
(ii)前記ゲート電極の少なくとも一部分にエポキシドポリマーを堆積してゲート絶縁層を形成するステップと、
(iii)前記ゲート絶縁層の選択されたエリアのみにパターン化材料を印刷し、このパターン化材料がそこに接着して、その付与された領域においてその表面エネルギーを変調するようにするステップと、
(iv)前記パターン化材料に応答する触媒を前記ゲート絶縁層に付与するステップと、
(v)無電解堆積により前記ゲート絶縁層に金属材料を堆積し、前記触媒材料が付与された前記ゲート絶縁層の選択されたエリアのみにソース及びドレイン電極を形成するステップと、
を備えた方法、が新たに提案される。
(vi)前記ゲート絶縁層の少なくとも一部分に半導体層を設けて、それらの間にソース及びドレイン電極をサンドイッチすると共に、前記ソース及びドレイン電極を橋絡する、
というステップを更に含むのが便利である。
Claims (12)
- 第1電極層が接触し且つ第2電極層が誘電体層(8)により分離されている半導体層(14)を含む多層半導体デバイスのための電極構造体を製造する方法において、
(i)支持層の選択されたエリアのみにパターン化材料(20)を付与して、前記第1電極層の構成体を画成するステップと、
(ii)前記パターン化材料(20)に応答するようにされた触媒(24)を前記支持層に付与するステップと、
(iii)前記支持層に導電性材料(26)を付与して、前記第1電極層を形成するステップと、
を備え、前記支持層、前記パターン化材料(20)、及び前記触媒(24)が協働して、前記触媒(24)が付与された前記支持層の選択されたエリアのみに前記導電性材料(26)が堆積されるようにし、前記支持層は、エポキシド化合物を含み、前記支持層に前記導電性材料(26)を付与するステップは、無電解堆積を含む方法。 - 前記支持層は、誘電体層(8)を含む、請求項1に記載の方法。
- 前記第2電極層を形成し、そこに誘電体材料を付与して、誘電体層(8)を形成する初期ステップを更に備えた、請求項2に記載の方法。
- 前記誘電体層(8)に導電性材料(26)を堆積して、第1及び第2の金属電極(12a,12b)を形成し、そして更に、
(iv)前記誘電体層(8)の少なくとも一部分に半導体材料を付与することにより前記半導体層(14)を形成して、前記第1及び第2の金属電極(12a, 12b)との電気的接触をなすステップ、
を備えた請求項3に記載の方法。 - 前記支持層は、基板層(4)を含む、請求項1に記載の方法。
- 前記基板層(4)に導電性材料(26)を堆積して、第1及び第2の金属電極(12a,12b)を形成し、そして更に、
(iv)前記基板層(4)の少なくとも一部分に半導体材料を付与することにより前記半導体層(14)を形成して、前記第1及び第2の金属電極(12a,12b)との電気的接触をなすステップと、
(v)前記半導体層(14)に誘電体材料を付与して誘電体層(8)を形成するステップと、
(vi)前記誘電体層(8)に実質的に導電性の電極(6)を付与することにより前記第2電極層を形成するステップと、
を備えた請求項5に記載の方法。 - 前記半導体デバイスは、前記第2電極層が実質的に導電性のゲート電極(6)を形成し、そして前記第1及び第2の金属電極(12a,12b)が各々ソース及びドレインを形成するような薄膜トランジスタ(2)として構成された、請求項1から6のいずれかに記載の方法。
- 前記誘電体材料は、エポキシド化合物を含む、請求項3、4、6又は7に記載の方法。
- 前記誘電体材料は、1ないし12の範囲の官能性を有するエポキシド化合物を含む、請求項8に記載の方法。
- 前記パターン化材料(20)は、表面ヒドロキシルグループに取り付けるようにされる、請求項1から9のいずれかに記載の方法。
- 前記パターン化材料(20)は、金属の無電解堆積に対して触媒作用する材料を結合するようにされる、請求項1から10のいずれかに記載の方法。
- 前記パターン化材料(20)は、スルフォン酸材料、トリハロシラン材料、及びトリアルコキシシラン材料の少なくとも1つを含み、トリアルコキシシランは、1つ以上のアミン、アミノカルボキシチオール、ジケトネート、オキシム又は置換ホスフィングループで置換されたものである、請求項1から11のいずれかに記載の方法。
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GB0601008.6 | 2006-01-18 | ||
GBGB0601008.6A GB0601008D0 (en) | 2006-01-18 | 2006-01-18 | Method of fabricating a semicondutor device |
PCT/GB2007/000080 WO2007083087A1 (en) | 2006-01-18 | 2007-01-12 | Method of fabricating a semiconductor device |
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US9899339B2 (en) * | 2012-11-05 | 2018-02-20 | Texas Instruments Incorporated | Discrete device mounted on substrate |
JP5656966B2 (ja) * | 2012-12-05 | 2015-01-21 | 独立行政法人科学技術振興機構 | 電界効果トランジスタ及びその製造方法 |
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EP1276824A4 (en) * | 2000-04-21 | 2005-03-16 | Stc Unm | PROTOTYPING OF STRUCTURED, FUNCTIONAL NANOSTRUCTURES |
US6586791B1 (en) * | 2000-07-19 | 2003-07-01 | 3M Innovative Properties Company | Transistor insulator layer incorporating superfine ceramic particles |
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GB0601008D0 (en) | 2006-03-01 |
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