JPH0263541U - - Google Patents

Info

Publication number
JPH0263541U
JPH0263541U JP14297688U JP14297688U JPH0263541U JP H0263541 U JPH0263541 U JP H0263541U JP 14297688 U JP14297688 U JP 14297688U JP 14297688 U JP14297688 U JP 14297688U JP H0263541 U JPH0263541 U JP H0263541U
Authority
JP
Japan
Prior art keywords
wafer
electrostatic chuck
wafers
attracted
dielectric
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.)
Pending
Application number
JP14297688U
Other languages
English (en)
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 JP14297688U priority Critical patent/JPH0263541U/ja
Publication of JPH0263541U publication Critical patent/JPH0263541U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案によるウエーハ用静電チヤツク
構造の第1の実施例とウエーハの吸引状態とを示
す説明図、第2図は本考案の第2の実施例による
ウエーハ用静電チヤツク構造を示す説明図、第3
図は従来のウエーハ用静電チヤツクの構造例とウ
エーハの吸引状態とを示す説明図である。 1,11,12:静電チヤツク、1a,11a
,12a:誘電ブロツク(誘電体)、1b,11
b,12b:電極、1c:吸着面、2:電源、4
:ウエーハ、11c,12c:対向面。

Claims (1)

    【実用新案登録請求の範囲】
  1. 板状の電極が同一面内に対をなして誘電体内に
    埋め込まれ該電極体に電圧を供給して円板状ウエ
    ーハを誘電体を介して電極面にほぼ平行に吸着す
    るウエーハ用静電チヤツクにおいて、前記ウエー
    ハが吸着される誘電体のウエーハへの対向面が少
    なくともウエーハ吸着時のウエーハ周縁近傍を誘
    電体側へ凹む球面に形成されていることを特徴と
    するウエーハ用静電チヤツク。
JP14297688U 1988-11-01 1988-11-01 Pending JPH0263541U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14297688U JPH0263541U (ja) 1988-11-01 1988-11-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14297688U JPH0263541U (ja) 1988-11-01 1988-11-01

Publications (1)

Publication Number Publication Date
JPH0263541U true JPH0263541U (ja) 1990-05-11

Family

ID=31409382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14297688U Pending JPH0263541U (ja) 1988-11-01 1988-11-01

Country Status (1)

Country Link
JP (1) JPH0263541U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1187315A (ja) * 1997-09-03 1999-03-30 Matsushita Electric Ind Co Ltd プラズマ処理装置
WO2005055313A1 (ja) * 2003-12-01 2005-06-16 Nikon Corporation 静電チャックおよび露光装置ならびに被吸着物の吸着方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1187315A (ja) * 1997-09-03 1999-03-30 Matsushita Electric Ind Co Ltd プラズマ処理装置
WO2005055313A1 (ja) * 2003-12-01 2005-06-16 Nikon Corporation 静電チャックおよび露光装置ならびに被吸着物の吸着方法
JP2005191515A (ja) * 2003-12-01 2005-07-14 Nikon Corp 静電チャックおよび露光装置ならびに被吸着物の吸着方法

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