JPH0356556B2 - - Google Patents

Info

Publication number
JPH0356556B2
JPH0356556B2 JP59117538A JP11753884A JPH0356556B2 JP H0356556 B2 JPH0356556 B2 JP H0356556B2 JP 59117538 A JP59117538 A JP 59117538A JP 11753884 A JP11753884 A JP 11753884A JP H0356556 B2 JPH0356556 B2 JP H0356556B2
Authority
JP
Japan
Prior art keywords
conductive film
light
processing method
optical processing
film according
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.)
Expired - Lifetime
Application number
JP59117538A
Other languages
English (en)
Other versions
JPS60260392A (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP59117538A priority Critical patent/JPS60260392A/ja
Priority to US06/740,764 priority patent/US4713518A/en
Publication of JPS60260392A publication Critical patent/JPS60260392A/ja
Priority to US07/298,263 priority patent/US4874920A/en
Priority to US07/333,911 priority patent/US4970369A/en
Priority to US07/333,912 priority patent/US4970368A/en
Publication of JPH0356556B2 publication Critical patent/JPH0356556B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/02Details
    • H01L31/0224Electrodes
    • H01L31/022466Electrodes made of transparent conductive layers, e.g. TCO, ITO layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/0248Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies
    • H01L31/036Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes
    • H01L31/0392Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate
    • H01L31/03921Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by their semiconductor bodies characterised by their crystalline structure or particular orientation of the crystalline planes including thin films deposited on metallic or insulating substrates ; characterised by specific substrate materials or substrate features or by the presence of intermediate layers, e.g. barrier layers, on the substrate including only elements of Group IV of the Periodic System
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/0445PV modules or arrays of single PV cells including thin film solar cells, e.g. single thin film a-Si, CIS or CdTe solar cells
    • H01L31/046PV modules composed of a plurality of thin film solar cells deposited on the same substrate
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/02Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
    • H05K3/027Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed by irradiation, e.g. by photons, alpha or beta particles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Description

【発明の詳細な説明】 「産業上の利用分野」 本発明は太陽電池、液晶表示パネル等に用いら
れ、酸化スズ、酸化インジユームまたはこれらの
混合物を主成分とする透光性導電膜の光による選
択加工法に関する。
「従来技術」 透光性導電膜の光加工に関しては、レーザ加工
技術としてYAGレーザ光(波長1.05μ)が主とし
て用いられている。
この波長によるレーザ加工方法においては、そ
の光学的エネルギが1.23eVであるため、透光性
導電膜(以下CTFという)である一般な3〜4eV
の光学的エネルギバンド巾を有する酸化スズ、酸
化インジユーム(ITOを含む)に対して十分な光
吸収性を有していない。このためレーザ加工の
際、Qスイツチパルス光は平均0.5〜1W(光径
50μ、焦点距離40nm、パルス周波数3KHz、パル
ス巾60n、秒の場合)の強い光エネルギを加えて
加工しなければならない。その結果、このレーザ
光によりCTFの加工は行い得るが、同時にその
下側に設けられた基板例えばガラス基板に対して
マイクロクラツクを発生させてしまつた。
「発明の解決しようとする問題」 このYAGレーザを用いた加工での下地基板の
微小クラツクは、レーザ光の円周と類似の形状を
有し、「鱗」状に作られてしまつた。
更に、レーザ光が照射された領域のCTFは十
分気化せず、微粉末状でその開溝または開孔に残
存していた。
このためこれらを除去し、かつCTFを溶去し
ない溶液(弗化水素系溶液)によりエツチングを
マスクを用いる必要はないが行わなければならな
かつた。
「問題を解決するための手段」 本発明は、上記の問題を解決するものであり、
基盤上に設けられ、酸化スズ、酸化インジユーム
またはこれらの混合物を主成分とするCTFに、
400nm以下(エネルギ的には3.1eV以上)の波長
のパルスレーザを照射し、それによつてCTFで
の光エネルギの吸収効率をYAGレーザ(1.06μ)
の100倍以上に高めたものである。
「作用」 結果として下地のガラス板に対し何等の損傷を
なくしてCTFの選択除去が可能となり、さらに
減圧下にてパルスレーザ光を照射するならば照射
後の照射部の弗酸等による除去が不要となり、ア
ルコール、アセトン等の洗浄液による超音波洗浄
で十分となつた。
実施例 1 基板として厚さ1.1mmのガラス基板1を用いて、
この上面に弗素またはアンチモンが添加されてい
る酸化スズのCTF2を0.3μの厚さに第1図Aに示
す如く形成させた。
かかる被加工面を有する基板に対しエキシマレ
ーザ(Questec Inc.製)を用いた。
パルス光はKrFを用いた248nmとした。
パルス巾20n秒、繰り返し周波数50Hz、平均出
力17W/16×20mmとした。するとこの酸化スズは
1つのパルス光の照射で被照射面3が完全に白濁
化され、CTFが微粉末になつた。これをアセト
ン水溶液にて超音波洗浄(周波数29KHz)を約1
〜10分にてこのCTFを除去した。下地のソーダ
ガラスはまつたく損傷を受けていなかつた。
実施例 2 水素または弗素が添加された非単結晶半導体
(主成分珪素)上にITO(酸化スズが5重量%添加
された酸化インジユーム)を1000Åの厚さに電子
ビームを蒸着法によつて形成し被加工面とした。
さらにこの面を下面とし、真空下(真空度
10-5torr以下)として400nm以下の波長のパルス
光を加えた。波長は351nm(XeF)とした。パル
ス巾20n秒、平均出力20W/16×20mm2とした。す
ると被加工面のITOは昇華し下地の半導体は損傷
することなくこの開溝により残つたITO間を絶縁
化することができた。
【図面の簡単な説明】
第1図は本発明の作製方法を示す。

Claims (1)

  1. 【特許請求の範囲】 1 基板上に設けられ、酸化スズ、酸化インジユ
    ームまたはこれらの混合物を主成分とした透光性
    導電膜に400nm以下の波長のパルスレーザ光を選
    択的に照射して除去することを特徴とした透光性
    導電膜の光加工方法。 2 特許請求の範囲第1項において、透光性導電
    膜は1μm以下の厚さを有することを特徴とした透
    光性導電膜の光加工方法。 3 特許請求の範囲第1項において、400nm以下
    の波長のレーザ光はエキシマレーザが用いられた
    ことを特徴とした透光性導電膜の光加工方法。 4 特許請求の範囲第1項において、パルス光の
    照射を減圧下において行うことを特徴とした透光
    性導電膜の光加工方法。 5 特許請求の範囲の第1項において、パルスレ
    ーザ光を照射した後、洗浄液にて超音波洗浄を行
    うことを特徴とした透光性導電膜の光加工方法。
JP59117538A 1984-06-08 1984-06-08 透光性導電膜の光加工方法 Granted JPS60260392A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP59117538A JPS60260392A (ja) 1984-06-08 1984-06-08 透光性導電膜の光加工方法
US06/740,764 US4713518A (en) 1984-06-08 1985-06-03 Electronic device manufacturing methods
US07/298,263 US4874920A (en) 1984-06-08 1989-01-13 Electronic device manufacturing methods
US07/333,911 US4970369A (en) 1984-06-08 1989-04-06 Electronic device manufacturing methods
US07/333,912 US4970368A (en) 1984-06-08 1989-04-06 Laser scribing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59117538A JPS60260392A (ja) 1984-06-08 1984-06-08 透光性導電膜の光加工方法

Publications (2)

Publication Number Publication Date
JPS60260392A JPS60260392A (ja) 1985-12-23
JPH0356556B2 true JPH0356556B2 (ja) 1991-08-28

Family

ID=14714272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59117538A Granted JPS60260392A (ja) 1984-06-08 1984-06-08 透光性導電膜の光加工方法

Country Status (1)

Country Link
JP (1) JPS60260392A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3349308B2 (ja) * 1995-10-26 2002-11-25 三洋電機株式会社 光起電力素子
DE602005011415D1 (de) 2005-06-16 2009-01-15 Asulab Sa Herstellungsverfahren für ein transparentes Element mit transparenten Elektroden und entsprechendes Element
US20140347574A1 (en) * 2013-05-21 2014-11-27 Apple Inc. Method of plastic touch sensor process

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55113141A (en) * 1979-02-24 1980-09-01 Fujitsu Ltd Photo recording medium
JPS5670984A (en) * 1979-11-15 1981-06-13 Toppan Printing Co Ltd Laser engraving method and mask sheet used therefor
JPS5672445A (en) * 1979-11-19 1981-06-16 Chiyou Lsi Gijutsu Kenkyu Kumiai Production of photomask
JPS5763291A (en) * 1980-10-03 1982-04-16 Tdk Corp Optical recording medium

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55113141A (en) * 1979-02-24 1980-09-01 Fujitsu Ltd Photo recording medium
JPS5670984A (en) * 1979-11-15 1981-06-13 Toppan Printing Co Ltd Laser engraving method and mask sheet used therefor
JPS5672445A (en) * 1979-11-19 1981-06-16 Chiyou Lsi Gijutsu Kenkyu Kumiai Production of photomask
JPS5763291A (en) * 1980-10-03 1982-04-16 Tdk Corp Optical recording medium

Also Published As

Publication number Publication date
JPS60260392A (ja) 1985-12-23

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