JP2012253165A - 薄膜組成比検査方法及び製膜装置 - Google Patents
薄膜組成比検査方法及び製膜装置 Download PDFInfo
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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
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Abstract
【解決手段】基板2上に第IIIB族元素(Y)、第VIB族元素(Z)を蒸着する第1工程の製膜ゾーン11とこの製膜ゾーン11で形成された薄膜に第IB族元素(X)、第VIB族元素を蒸着する第2工程の製膜ゾーン12と、製膜ゾーン12を経た薄膜に第IIIB族元素、第VIB族元素を蒸着させる第3工程の製膜ゾーン13を有する製膜装置において、製膜ゾーン12にて基板2上に形成されたXYZ2薄膜化合物が化学量論的組成比となる製膜ゾーン12の位置に基づき、製膜ゾーン13の終点におけるXYZ2薄膜化合物の第IB族元素と第IIIB族元素の組成比を算出する。
【選択図】図1
Description
位置検出装置26に係る光源30には緑色レーザー(Global Laser製Fire Fly 532nm)を採用した。光源30から基板2に緑色レーザーを照射し、基板2からの散乱光に基づいて位置検出手段32が製膜ゾーン12における化学量論点を検出した。この算出には上記の位置算出プログラムを適用した。
2…基板
11,12,13…製膜ゾーン
26…位置検出装置
27…組成比算出手段
30…光源
31…カメラ
32…位置検出手段
Claims (5)
- インライン方式により基板に対してXが第IB族元素、Yが第IIIB族元素、Zが第VIB族元素であるXYZ2化合物薄膜を形成させる製膜装置の薄膜組成比検査方法であって、
基板上に第IIIB族元素、第VIB族元素を蒸着し、薄膜を形成する第1工程と、
この第1工程で形成された薄膜に第IB族元素、第VIB族元素を蒸着し、XYZ2の化学量論的組成比に対して第IB族元素が過剰である組成の薄膜を形成する第2工程と、
この第2工程で形成された薄膜に第IIIB族元素、第VIB族元素を蒸着し、第IIIB族元素がXYZ2の化学量論的組成比に対して過剰である組成の薄膜を形成する第3工程と
を有し、
前記第2工程の製膜ゾーンにある基板へ光照射し、該光照射の散乱光の強度を検出し、該散乱光の強度変化に基づいて、前記第3工程を終了した基板におけるXYZ2の組成比を算出すること
を特徴とする薄膜組成比検査方法。 - 前記第IB族元素はCuであり、前記第IIIB族元素はIn,Gaであり、第VIB族元素はSeであること
を特徴とする請求項1に記載の薄膜組成比検査方法。 - 前記第2工程の製膜ゾーンの位置と前記散乱光の強度の関数を作成し、この関数の2階の導関数に基づいて前記関数の変曲点を算出し、該変曲点の位置を前記基板におけるXYZ2の組成比が化学量論的組成比となる位置とし、該変曲点の位置に基づいて前記第3工程を終了した基板におけるXYZ2の組成比を算出すること
を特徴とする請求項1または請求項2に記載の薄膜組成比検査方法。 - 前記第2工程の製膜ゾーンの位置と前記散乱光の強度の関数を作成し、この関数の3階の導関数に基づいて前記関数の変曲点を算出し、該変曲点の位置を前記基板におけるXYZ2の組成比が化学量論的組成比となる位置とし、該変曲点の位置に基づいて前記第3工程を終了した基板におけるXYZ2の組成比を算出すること
を特徴とする請求項1または請求項2に記載の薄膜組成比検査方法。 - インライン方式により基板に対してXが第IB族元素、Yが第IIIB族元素、Zが第VIB族元素であるXYZ2化合物薄膜を形成させる製膜装置であって、
基板上に第IIIB族元素、第VIB族元素を蒸着し、薄膜を形成する第1工程の製膜ゾーンと、
この第1工程の製膜ゾーンで形成された薄膜に第IB族元素、第VIB族元素を蒸着し、XYZ2の化学量論的組成比に対して第IB族元素が過剰である組成の薄膜を形成する第2工程の製膜ゾーンと、
この第2工程の製膜ゾーンで形成された薄膜に第IIIB族元素、第VIB族元素を蒸着し、第IIIB族元素がXYZ2の化学量論的組成比に対して過剰である組成の薄膜を形成する第3工程の製膜ゾーンと、
前記第2工程の製膜ゾーンにある基板へ光照射し、該光照射の散乱光の強度を検出し、該散乱光の強度変化に基づいて、前記基板に形成されたXYZ2化合物薄膜が化学量論的組成比となる位置を検出する位置検出手段と、
前記位置検出手段により検出された位置に基づいて、前記第3工程を終了した基板におけるXYZ2化合物薄膜の組成比を算出する組成比算出手段と
を備えたこと
を特徴とする製膜装置。
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JP2012501085A (ja) * | 2008-08-29 | 2012-01-12 | オーダーサン アクチエンゲゼルシャフト | 光電池エレメントの欠陥を位置特定し、不動化するためのシステムおよび方法 |
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JP2011077473A (ja) * | 2009-10-02 | 2011-04-14 | Meidensha Corp | 製膜方法及び製膜装置 |
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CN112769399A (zh) * | 2021-02-21 | 2021-05-07 | 司徒玮 | 一种光伏组件电性能测试装置 |
CN112769399B (zh) * | 2021-02-21 | 2022-04-12 | 江苏汇锦新能源科技有限公司 | 一种光伏组件电性能测试装置 |
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