JP2010520616A - エロージョンにさらされる可能性のある試料の金属部分のピコ秒超音波を用いた特性化 - Google Patents
エロージョンにさらされる可能性のある試料の金属部分のピコ秒超音波を用いた特性化 Download PDFInfo
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
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- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
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- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N21/95684—Patterns showing highly reflecting parts, e.g. metallic elements
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- G01N29/22—Details, e.g. general constructional or apparatus details
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Abstract
【選択図】図3
Description
厚さ=材料内の音速×1/2(往復時間)、および
厚さ=48Å/ps×1/2(100ps)=2400Å。
IV.様々な線構造上の電気めっきされた銅の特性化
Claims (20)
- 光学ポンプビームパルスを生成し、前記光学ポンプビームパルスを試料の表面に向けて、音響信号を生成することと、
プローブパルスを生成し、前記プローブパルスを前記試料の前記表面に向けることと、
前記音響信号に応じて変化する前記プローブパルスの変化が形成するプローブパルス応答信号を検出することと、
前記プローブパルス応答信号に基づき、前記試料を作るために使用される少なくとも1つの製造プロセスステップの評価情報を形成することと、
を含む、方法。 - 前記評価情報を形成することは、
前記プローブパルス応答信号を、前記試料の少なくとも1つの特性と関連付けることと、
前記試料の前記少なくとも1つの特性に基づき、前記少なくとも1つの製造プロセスステップの前記評価情報を形成することと、を含む、請求項1に記載の方法。 - 前記少なくとも1つの特性は、絶縁パッドの厚さ、銅パッドの厚さ、および線配列の厚さのうちの少なくとも1つである、請求項2に記載の方法。
- 前記評価情報は、前記少なくとも1つの製造プロセスステップが、前記試料の前記少なくとも1つの特性を許容誤差内でもたらしているかどうかについての判定を含む、請求項2に記載の方法。
- 前記製造プロセスは、化学機械平坦化プロセスである、請求項1に記載の方法。
- 第1の製造プロセスを使用して、前記試料を作出することをさらに含む、請求項1に記載の方法。
- 前記少なくとも1つの製造プロセスステップの前記評価情報に基づき、前記第1の製造プロセスを自動的に調節して、第2の製造プロセスを作成することをさらに含む、請求項6に記載の方法。
- 前記調節することは、前記第1の製造プロセスに少なくとも1つの矯正プロセスことを追加することを含む、請求項7に記載の方法。
- 前記調節することは、前記第1の製造プロセスの一部を含む、少なくとも1つの製造ことの通常プロセスパラメータを修正することを含む、請求項7に記載の方法。
- 前記少なくとも1つの製造プロセスの前記評価情報に基づき、少なくとも1つの他の試料の生産を停止することをさらに含む、請求項1に記載の方法。
- 前記少なくとも1つの製造プロセスステップの前記評価情報は、前記少なくとも1つの製造プロセスステップが、少なくとも1つの所望の基板特性を満足する試料の作出をもたらしているかどうかについての判定を含む、請求項1に記載の方法。
- 前記プローブパルスの変化を検出することは、前記プローブパルスの偏位を検出すること、および前記試料の反射率の変化を検出することのうちの少なくとも1つを含む、請求項1に記載の方法。
- コンピュータ可読記憶媒体に記憶されるコンピュータプログラム命令の実行の結果として実行される、請求項1に記載の方法。
- 光源と、検出器と、処理ユニットとを備える装置であって、
前記光源は、
・ 光学ポンプビームパルスを生成し、
・ 音響信号を生成するために、前記光学ポンプビームパルスを試料の表面に向け、
・ プローブパルスを生成し、
・ 前記プローブパルスを前記試料の前記表面に向ける
ように構成され、
前記検出器は、前記音響信号に応じて変化する前記プローブパルスの変化に基づいて形成されるプローブパルス応答信号を検出するように構成され、
前記処理ユニットは、前記プローブパルス応答信号に基づき、前記試料を作るために使用される第1の製造プロセスの少なくとも1つの製造プロセスステップの評価情報を形成するように構成される、
装置。 - 前記処理ユニットは、さらに、
前記プローブパルス応答信号を前記試料の少なくとも1つの特性と関連付け、
前記試料の前記少なくとも1つの特性に基づいて前記評価情報を形成する、
ように構成される、請求項14に記載の装置。 - 前記少なくとも1つの特性は、絶縁パッドの厚さ、銅パッドの厚さ、および線配列の厚さのうちの少なくとも1つである、請求項15に記載の装置。
- 前記処理ユニットは、前記少なくとも1つの製造プロセスステップの前記評価情報に基づき、前記第1の製造プロセスを自動的に調節して、第2の製造プロセスを作成するようにさらに構成される、請求項14に記載の装置。
- 前記検出器は、前記プローブパルスの偏位、および前記試料の反射率の変化のうちの少なくとも1つを検出するように構成される、請求項14に記載の装置。
- 光学ポンプビームパルスを生成し、前記光学ポンプビームパルスを試料の表面に向けて、音響信号を生成する第1の手段と、
プローブパルスを生成し、前記プローブパルスを前記試料の前記表面に向ける第2の手段と、
前記音響信号に応じて変化する前記プローブパルスの変化が形成するプローブパルス応答信号を検出する手段と、
前記プローブパルス応答信号に基づき、前記試料を作るために使用される、少なくとも1つの製造プロセスステップの評価情報を形成する評価手段と、を備える、装置。 - 前記第1の生成手段はパルスレーザーであり、前記第2の生成手段は前記パルスレーザーであり、前記検出手段は検出器であり、前記評価手段は処理ユニットである、請求項19に記載の装置。
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US90411907P | 2007-02-28 | 2007-02-28 | |
US60/904,119 | 2007-02-28 | ||
US60/904,120 | 2007-02-28 | ||
PCT/US2008/002649 WO2008106199A1 (en) | 2007-02-28 | 2008-02-28 | Characterization with picosecond ultrasonics of metal portions of samples potentially subject to erosion |
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JP2012088159A (ja) * | 2010-10-19 | 2012-05-10 | Fujitsu Ltd | 超音波検査方法及び超音波検査装置 |
JP6956930B1 (ja) * | 2021-03-23 | 2021-11-02 | 三菱電機株式会社 | 生体成分測定装置および生体成分測定方法 |
WO2022201301A1 (ja) * | 2021-03-23 | 2022-09-29 | 三菱電機株式会社 | 生体成分測定装置および生体成分測定方法 |
US12044615B2 (en) | 2021-03-23 | 2024-07-23 | Mitsubishi Electric Corporation | Biological component measurement device and biological component measurement method |
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JP5055385B2 (ja) | 2012-10-24 |
TWI449894B (zh) | 2014-08-21 |
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US8312772B2 (en) | 2012-11-20 |
TW200900678A (en) | 2009-01-01 |
WO2008106199A1 (en) | 2008-09-04 |
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