JPWO2007043128A1 - 強誘電体メモリ装置およびその製造方法、半導体装置の製造方法 - Google Patents
強誘電体メモリ装置およびその製造方法、半導体装置の製造方法 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims description 33
- 238000000034 method Methods 0.000 title claims description 28
- 239000004065 semiconductor Substances 0.000 title claims description 21
- 239000003990 capacitor Substances 0.000 claims abstract description 47
- 239000001301 oxygen Substances 0.000 claims abstract description 29
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000010410 layer Substances 0.000 claims description 71
- 239000011229 interlayer Substances 0.000 claims description 58
- 239000000758 substrate Substances 0.000 claims description 40
- 238000009792 diffusion process Methods 0.000 claims description 33
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 31
- 239000001257 hydrogen Substances 0.000 claims description 22
- 229910052739 hydrogen Inorganic materials 0.000 claims description 22
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 18
- 229910052757 nitrogen Inorganic materials 0.000 claims description 17
- 125000004429 atom Chemical group 0.000 claims description 16
- 238000004544 sputter deposition Methods 0.000 claims description 13
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 10
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 claims description 9
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 9
- 230000015654 memory Effects 0.000 claims description 7
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- 230000005669 field effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 claims 1
- 238000000151 deposition Methods 0.000 claims 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 239000013078 crystal Substances 0.000 abstract description 17
- 229910052751 metal Inorganic materials 0.000 abstract description 9
- 239000002184 metal Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 19
- 229920005591 polysilicon Polymers 0.000 description 19
- 150000004767 nitrides Chemical class 0.000 description 18
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 15
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- 239000010703 silicon Substances 0.000 description 15
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 13
- 230000008569 process Effects 0.000 description 13
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 13
- 229910052721 tungsten Inorganic materials 0.000 description 13
- 239000010937 tungsten Substances 0.000 description 13
- 229910021332 silicide Inorganic materials 0.000 description 11
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 11
- 125000004430 oxygen atom Chemical group O* 0.000 description 10
- 229910010037 TiAlN Inorganic materials 0.000 description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 6
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 6
- -1 50C Nitride Chemical class 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
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- 238000002955 isolation Methods 0.000 description 5
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- 229910052719 titanium Inorganic materials 0.000 description 5
- 229910052726 zirconium Inorganic materials 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910004121 SrRuO Inorganic materials 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- VRIVJOXICYMTAG-IYEMJOQQSA-L iron(ii) gluconate Chemical compound [Fe+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O VRIVJOXICYMTAG-IYEMJOQQSA-L 0.000 description 4
- 239000002052 molecular layer Substances 0.000 description 4
- 150000003254 radicals Chemical class 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229910002842 PtOx Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 229910000457 iridium oxide Inorganic materials 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 2
- 229910013641 LiNbO 3 Inorganic materials 0.000 description 1
- 229910019897 RuOx Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004356 Ti Raw Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013039 cover film Substances 0.000 description 1
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N dimethoxy(dimethyl)silane Chemical compound CO[Si](C)(C)OC JJQZDUKDJDQPMQ-UHFFFAOYSA-N 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- CWAFVXWRGIEBPL-UHFFFAOYSA-N ethoxysilane Chemical compound CCO[SiH3] CWAFVXWRGIEBPL-UHFFFAOYSA-N 0.000 description 1
- 230000005621 ferroelectricity Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002831 nitrogen free-radicals Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000005546 reactive sputtering Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/10—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a repetitive configuration
- H01L27/105—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a repetitive configuration including field-effect components
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76822—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc.
- H01L21/76826—Modification of the material of dielectric layers, e.g. grading, after-treatment to improve the stability of the layers, to increase their density etc. by contacting the layer with gases, liquids or plasmas
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/7687—Thin films associated with contacts of capacitors
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- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/55—Capacitors with a dielectric comprising a perovskite structure material
- H01L28/56—Capacitors with a dielectric comprising a perovskite structure material the dielectric comprising two or more layers, e.g. comprising buffer layers, seed layers, gradient layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/55—Capacitors with a dielectric comprising a perovskite structure material
- H01L28/57—Capacitors with a dielectric comprising a perovskite structure material comprising a barrier layer to prevent diffusion of hydrogen or oxygen
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- H10B—ELECTRONIC MEMORY DEVICES
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Abstract
Description
配向)、キャパシタに駆動電圧を印加しても、所望の自発分極を誘起することはできない。
41A 素子領域
41I 素子分離領域
41a,41b,41c,41d LDD領域
41e,41f,41g,41h ソース・ドレイン領域
42A,42B ゲート絶縁膜
43A、43B ゲート電極
44A,44B シリサイド層
45 SiONカバー膜
46,48,58 層間絶縁膜
46A,46B,46C コンタクトホール
47A,47B,47C コンタクトプラグ
47a,47b,47c 密着層
47 SiON酸素バリア膜
49,49A,49C SiOCH膜
50A,50C 窒化膜
51A,51C Ti自己配向膜
52A,53A,52C,53C 下部電極
54A,54C PZT膜
55A,55C 上部電極
56A,56C 水素バリア膜
57 Al2O3 水素バリア膜
60A〜60C 配線パターン
図5は、本発明の第1の実施形態による強誘電体メモリ40の構成を示す。
[第2の実施形態]
図13は、本発明の第2の実施形態による強誘電体メモリ装置60の構成を示す。ただし図13中、先に説明した部分に対応する部分には同一の参照符号を付し、説明を省略する。
Claims (8)
- 強誘電体メモリ装置の製造方法であって、
トランジスタが形成された半導体基板上に、前記トランジスタを覆うように層間絶縁膜を形成する工程と、
前記層間絶縁膜中に、前記トランジスタの拡散領域にコンタクトする導電性のコンタクトプラグを形成する工程と、
前記コンタクトプラグ上に、下部電極と強誘電体膜と上部電極を順次積層して強誘電体キャパシタを形成する工程と、を含み、
さらに前記コンタクトプラグを形成する工程の後、前記下部電極を形成する工程の前に、前記層間絶縁膜および前記コンタクトプラグの表面をOH基で終端する工程と、
前記OH基で終端された前記層間絶縁膜および前記コンタクトプラグの表面に、Siと酸素とCH基を含む層を、分子中にSi原子とCH基を含むSi化合物を塗布することにより形成する工程と、
前記Siと酸素とCH基を含む層中のCH基を、少なくともその表面において窒素原子により置換し、前記Siと酸素とCH基を含む層を、表面において窒素を含む層に変換する工程と、前記窒素を含む表面上に自己配向性を有する膜を形成する工程を含むことを特徴とする強誘電体メモリ装置の製造方法。 - 前記Si化合物として、ヘキサメチルジシラザンを使うことを特徴とする請求項1記載の強誘電体メモリ装置の製造方法。
- 前記酸素を含む層を形成する工程は、前記層間絶縁膜および前記コンタクトプラグの表面に、酸素ラジカルおよび水素ラジカルあるいはOHラジカルを作用させ前記層間絶縁膜およびコンタクトプラグの表面をOH終端する工程を含むことを特徴とする請求項1記載の強誘電体メモリ装置の製造方法。
- 前記CH基を窒素原子により置換する工程は、前記Siと酸素とCH基を含む層の表面にNHラジカルまたは窒素ラジカルと水素ラジカルを作用させることを特徴とする請求項1記載の強誘電体メモリ装置の製造方法。
- 前記自己配向性を有する膜を形成する工程は、300℃以下の温度で実行されることを特徴とする請求項1記載の強誘電体メモリ装置の製造方法。
- 前記自己配向性を有する膜を形成する工程は、Ti膜をスパッタにより堆積する工程よりなることを特徴とする請求項5記載の強誘電体メモリ装置の製造方法。
- 機能膜を有する半導体装置の製造方法であって、
トランジスタが形成された半導体基板上に、前記トランジスタを覆うように層間絶縁膜を形成する工程と、
前記層間絶縁膜中に、前記トランジスタの拡散領域にコンタクトする導電性のコンタクトプラグを形成する工程と、
前記コンタクトプラグ上に、機能膜を形成する工程と、を含み、
さらに前記コンタクトプラグを形成する工程の後、前記機能膜を形成する工程の前に、前記層間絶縁膜および前記コンタクトプラグの表面をOH基で終端する工程と、前記OH基で終端された前記層間絶縁膜および前記コンタクトプラグの表面に、Siと酸素とCH基を含む層を、分子中にSi原子とCH基を含むSi化合物を塗布することにより形成する工程と、前記Siと酸素とCH基を含む層中のCH基を、少なくともその表面において窒素により置換し、前記Siと酸素とCH基を含む層を、表面において窒素を含む層に変換する工程と、前記窒素を含む表面上に自己配向性を有する膜を形成する工程を含むことを特徴とする半導体装置の製造方法。 - 半導体基板と、
前記半導体基板上に形成された、第1および第2の拡散領域を含む電界効果トランジスタと、
前記半導体基板上に、前記電界効果トランジスタを覆うように形成された層間絶縁膜と、
前記層間絶縁膜中に形成され、前記第1の拡散領域とコンタクトする導電性プラグと、
前記層間絶縁膜上に、前記導電性プラグにコンタクトして形成される強誘電体キャパシタとよりなる強誘電体メモリ装置であって、
前記強誘電体キャパシタは強誘電体膜と、強誘電体膜を上下に挟持する上部電極および下部電極よりなり、前記下部電極は前記導電性プラグに電気的に接続されており、
前記導電性プラグと前記下部電極との間には、炭素と水素を含むSiON膜が介在し、
前記SiON膜と前記下部電極との間には、自己配向性を有する物質よりなる自己配向層が介在することを特徴とする強誘電体メモリ装置。
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KR101031005B1 (ko) * | 2006-01-26 | 2011-04-25 | 후지쯔 세미컨덕터 가부시키가이샤 | 강유전체 메모리 장치 |
DE102007020258B4 (de) * | 2007-04-30 | 2018-06-28 | Globalfoundries Inc. | Technik zur Verbesserung des Transistorleitungsverhaltens durch eine transistorspezifische Kontaktgestaltung |
US8021514B2 (en) * | 2007-07-11 | 2011-09-20 | Applied Materials, Inc. | Remote plasma source for pre-treatment of substrates prior to deposition |
JP2009135216A (ja) * | 2007-11-29 | 2009-06-18 | Nec Electronics Corp | 半導体装置 |
CN101740718B (zh) * | 2009-12-17 | 2012-08-01 | 复旦大学 | 一种多阻态电阻随机存储器单元及其制备方法 |
US8889478B2 (en) * | 2010-11-19 | 2014-11-18 | Panasonic Corporation | Method for manufacturing nonvolatile semiconductor memory element, and nonvolatile semiconductor memory element |
US20140110838A1 (en) * | 2012-10-22 | 2014-04-24 | Infineon Technologies Ag | Semiconductor devices and processing methods |
CN103855078A (zh) * | 2012-12-07 | 2014-06-11 | 上海华虹宏力半导体制造有限公司 | 金属互联工艺方法 |
US20170092753A1 (en) * | 2015-09-29 | 2017-03-30 | Infineon Technologies Austria Ag | Water and Ion Barrier for III-V Semiconductor Devices |
US10062630B2 (en) | 2015-12-31 | 2018-08-28 | Infineon Technologies Austria Ag | Water and ion barrier for the periphery of III-V semiconductor dies |
JP7471316B2 (ja) | 2019-03-14 | 2024-04-19 | テルモ ビーシーティー バイオテクノロジーズ,エルエルシー | マルチパート凍結乾燥容器 |
JP2021150508A (ja) * | 2020-03-19 | 2021-09-27 | キオクシア株式会社 | 半導体記憶装置及び半導体記憶装置の製造方法 |
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JP2574822B2 (ja) | 1987-12-07 | 1997-01-22 | 株式会社日立製作所 | 半導体装置の製造方法 |
US4992306A (en) * | 1990-02-01 | 1991-02-12 | Air Products Abd Chemicals, Inc. | Deposition of silicon dioxide and silicon oxynitride films using azidosilane sources |
JP3392231B2 (ja) | 1994-09-09 | 2003-03-31 | 沖電気工業株式会社 | パターン形成方法 |
US6194754B1 (en) * | 1999-03-05 | 2001-02-27 | Telcordia Technologies, Inc. | Amorphous barrier layer in a ferroelectric memory cell |
US20040224459A1 (en) * | 1999-07-07 | 2004-11-11 | Matsushita Electric Industrial Co., Ltd. | Layered structure, method for manufacturing the same, and semiconductor element |
JP2001077112A (ja) * | 1999-07-07 | 2001-03-23 | Matsushita Electric Ind Co Ltd | 積層体,積層体の製造方法及び半導体素子 |
JP4267275B2 (ja) * | 2002-08-29 | 2009-05-27 | 富士通マイクロエレクトロニクス株式会社 | 半導体記憶装置の製造方法 |
US6893920B2 (en) * | 2002-09-12 | 2005-05-17 | Promos Technologies, Inc. | Method for forming a protective buffer layer for high temperature oxide processing |
JP3961399B2 (ja) * | 2002-10-30 | 2007-08-22 | 富士通株式会社 | 半導体装置の製造方法 |
JP2005229001A (ja) * | 2004-02-16 | 2005-08-25 | Toshiba Corp | 半導体装置及び半導体装置の製造方法 |
JP2005252069A (ja) * | 2004-03-05 | 2005-09-15 | Tdk Corp | 電子デバイス及びその製造方法 |
JP2005268288A (ja) * | 2004-03-16 | 2005-09-29 | Toshiba Corp | 半導体装置及びその製造方法 |
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US20100295108A1 (en) | 2010-11-25 |
WO2007043128A9 (ja) | 2007-05-31 |
CN101278391A (zh) | 2008-10-01 |
US7790476B2 (en) | 2010-09-07 |
KR100982712B1 (ko) | 2010-09-17 |
JP4859840B2 (ja) | 2012-01-25 |
WO2007043128A1 (ja) | 2007-04-19 |
US8354701B2 (en) | 2013-01-15 |
US20080185623A1 (en) | 2008-08-07 |
KR20080039542A (ko) | 2008-05-07 |
CN100587942C (zh) | 2010-02-03 |
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