KR100900080B1 - 자기 조립형 폴리머 막을 구비한 메모리 디바이스 및 그제조 방법 - Google Patents
자기 조립형 폴리머 막을 구비한 메모리 디바이스 및 그제조 방법 Download PDFInfo
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- KR100900080B1 KR100900080B1 KR1020037014466A KR20037014466A KR100900080B1 KR 100900080 B1 KR100900080 B1 KR 100900080B1 KR 1020037014466 A KR1020037014466 A KR 1020037014466A KR 20037014466 A KR20037014466 A KR 20037014466A KR 100900080 B1 KR100900080 B1 KR 100900080B1
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- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 229920006254 polymer film Polymers 0.000 title description 7
- 238000000034 method Methods 0.000 claims abstract description 46
- 229920000642 polymer Polymers 0.000 claims abstract description 27
- 238000001338 self-assembly Methods 0.000 claims abstract description 17
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- 239000000463 material Substances 0.000 claims description 23
- 230000004888 barrier function Effects 0.000 claims description 18
- 239000000178 monomer Substances 0.000 claims description 17
- 239000012790 adhesive layer Substances 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 230000005684 electric field Effects 0.000 claims description 7
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 claims description 7
- 150000004032 porphyrins Chemical class 0.000 claims description 7
- -1 polyparaphenylene Polymers 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229920000767 polyaniline Polymers 0.000 claims description 4
- 229920000128 polypyrrole Polymers 0.000 claims description 4
- 229920000123 polythiophene Polymers 0.000 claims description 4
- GHUURDQYRGVEHX-UHFFFAOYSA-N prop-1-ynylbenzene Chemical group CC#CC1=CC=CC=C1 GHUURDQYRGVEHX-UHFFFAOYSA-N 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 229920000265 Polyparaphenylene Polymers 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims 1
- 238000003491 array Methods 0.000 abstract description 5
- 239000003990 capacitor Substances 0.000 description 13
- 238000003860 storage Methods 0.000 description 13
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- 239000000758 substrate Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229920000547 conjugated polymer Polymers 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 238000012545 processing Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0009—RRAM elements whose operation depends upon chemical change
- G11C13/0014—RRAM elements whose operation depends upon chemical change comprising cells based on organic memory material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5664—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using organic memory material storage elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0009—RRAM elements whose operation depends upon chemical change
- G11C13/0014—RRAM elements whose operation depends upon chemical change comprising cells based on organic memory material
- G11C13/0016—RRAM elements whose operation depends upon chemical change comprising cells based on organic memory material comprising polymers
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- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
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- Semiconductor Memories (AREA)
Abstract
Description
Claims (35)
- 어드레스 가능한 트랜지스터들의 어레이와;상기 트랜지스터들의 어레이를 덮는 유전층과;상기 유전층을 통하여 상기 트랜지스터들의 어레이에 대해 형성되는 복수의 접속부들과, 여기서 상기 복수의 접속부들중 적어도 일부는 노출되고, 상기 노출된 접속부들은 상기 트랜지스터들로부터 상기 유전층의 상면으로 연장되는 전도성 플러그와, 상기 전도성 플러그 위의 장벽층과, 그리고 상기 장벽층 위의 점착층을 포함하며;상기 적어도 일부의 접속부들 상의 메모리 소자들과, 여기서 상기 메모리 소자들은 오직 상기 접속부들 위에만 형성되고, 상기 유전층 위에는 형성되지 않으며; 그리고상기 메모리 소자들 각각과 접촉하는 공통 전극을 포함하는 것을 특징으로 하는 메모리 디바이스.
- 제 1 항에 있어서,상기 접속부들은, 상기 트랜지스터들과 접촉하고 상기 유전층을 통해 연장되는 제 1 전도성 물질을 포함하는 것을 특징으로 하는 메모리 디바이스.
- 제 2 항에 있어서,상기 메모리 소자들은 인가되는 전계에 응답하여 저항값이 변화하는 물질로 이루어지는 것을 특징으로 하는 메모리 디바이스.
- 제 3 항에 있어서,상기 물질은 적어도 3개의 다른 저항값들 중 하나의 값으로 정해지고 유지될 수 있는 것을 특징으로 하는 메모리 디바이스.
- 제 4 항에 있어서,상기 물질은 오직 상기 접속부들에만 점착되고 상기 유전층에는 점착되지 않는 특성을 갖는 것을 특징으로 하는 메모리 디바이스.
- 제 4 항에 있어서,상기 물질은 폴리컨쥬게이션 폴리머(polyconjugated polymer)인 것을 특징으로 하는 메모리 디바이스.
- 제 6 항에 있어서,상기 폴리컨쥬게이션 폴리머는, 폴리파라페닐렌(polyparaphenlyene), 폴리페닐베니엔(polyphenylvenyene), 폴리아닐린(polyaniline) 폴리티오펜(polythiophene), 또는 폴리피롤(polypyrrole) 중 적어도 하나인 것을 특징으로 하는 메모리 디바이스.
- 제 4 항에 있어서,상기 물질은 폴리머형 프탈로시아닌(polymeric phtalocyanine)인 것을 특징으로 하는 메모리 디바이스.
- 제 4 항에 있어서,상기 물질은 폴리머형 포르피린(polymeric porphyrin)인 것을 특징으로 하는 메모리 디바이스.
- 삭제
- 제 1 항에 있어서,상기 전도성 플러그는 알루미늄으로 이루어지는 것을 특징으로 하는 메모리 디바이스.
- 제 11 항에 있어서,상기 장벽층은 텅스텐으로 이루어지는 것을 특징으로 하는 메모리 디바이스.
- 제 12 항에 있어서,상기 점착층은 구리 또는 구리 합금으로 이루어지는 것을 특징으로 하는 메모리 디바이스.
- 제 3 항에 있어서,상기 물질은 폴리컨쥬게이션 폴리머인 것을 특징으로 하는 메모리 디바이스.
- 제 3 항에 있어서,상기 물질은 폴리머형 프탈로시아닌인 것을 특징으로 하는 메모리 디바이스.
- 제 3 항에 있어서,상기 물질은 폴리머형 포르피린인 것을 특징으로 하는 메모리 디바이스.
- 제 3 항에 있어서,상기 물질은 폴리컨쥬게이션 폴리머, 폴리머형 프탈로시아닌, 또는 폴리머형 포르피린 중 적어도 하나인 것을 특징으로 하는 메모리 디바이스.
- 제 17 항에 있어서,상기 공통 전극은 알루미늄으로 이루어지는 것을 특징으로 하는 메모리 디바이스.
- 메모리 디바이스를 제조하는 방법으로서,트랜지스터들의 어레이를 형성하는 단계와;상기 트랜지스터들을 유전층으로 덮는 단계와;상기 유전층을 통해 상기 트랜지스터들에 대해 전도성 접속부들을 형성하는 단계와, 여기서 상기 전도성 접속부들을 형성하는 단계는 트랜지스터와 접속하는 바닥부 및 상부를 갖는 전도성 플러그를 형성하는 단계와, 상기 전도성 플러그의 상부에 장벽층을 형성하는 단계와, 그리고 상기 장벽층 위에 점착층을 형성하는 단계를 포함하며;자기 조립에 의해, 상기 전도성 접속부들 위에 다수의 선택가능한 저항값들을 갖는 메모리 소자들을 형성하는 단계와, 여기서 상기 메모리 소자를 형성하는 단계는 액체 단량체를 갖는 밀폐된 챔버 내에 상기 메모리 디바이스를 위치시키는 단계를 포함하며; 그리고상기 메모리 소자들 위에, 상기 메모리 소자들 각각에 연결되는 공통 전극을 형성하는 단계를 포함하는 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 19 항에 있어서,상기 메모리 소자들을 형성하는 단계는, 오직 상기 전도성 접속부들에만 점착하고 상기 유전층에는 점착하지 않는 제 1 물질을 증착하는 단계를 포함하는 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 20 항에 있어서,상기 제 1 물질은 폴리컨쥬게이션 폴리머인 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 21 항에 있어서,상기 폴리컨쥬게이션 폴리머는 폴리파라페닐렌, 폴리페닐베니엔, 폴리아닐린, 폴리티오펜, 또는 폴리피롤 중 하나인 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 20 항에 있어서,상기 제 1 물질은 폴리머형 프탈로시아닌인 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 20 항에 있어서,상기 제 1 물질은 폴리머형 포르피린인 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 삭제
- 삭제
- 제 19 항에 있어서,상기 메모리 소자들을 형성하는 단계는, 단량체 기체를 갖는 밀폐된 챔버 내에 상기 메모리 디바이스들을 위치시키는 단계를 포함하는 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 27 항에 있어서,상기 액체 단량체 및 상기 단량체 기체는 메틸페닐아세틸렌(methylphenylacetylene)이고, 폴리메틸페닐아세틸렌의 폴리컨쥬게이션 폴리머가 상기 메모리 소자들로서 형성되는 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 제 28 항에 있어서,상기 액체 단량체 및 상기 단량체 기체는 테트라시아노벤젠이고, 쿠퍼프탈로시아닌이 상기 메모리 소자들로서 형성되는 것을 특징으로 하는 메모리 디바이스를 제조하는 방법.
- 메모리 셀을 형성하는 방법으로서,제 1 전극을 형성하는 단계와;자기 조립에 의해 상기 제 1 전극 위에 메모리 소자를 형성하는 단계와, 여기서 상기 메모리 소자는 오직 상기 제 1 전극에만 점착하는 폴리머를 포함하고, 상기 폴리머를 전계에 노출시킴으로써 선택가능한 다수의 저항값들을 가지며; 그리고상기 메모리 소자 위에 제 2 전극을 형성하는 단계를 포함하는 것을 특징으로 하는 메모리 셀을 형성하는 방법.
- 제 30 항에 있어서,상기 폴리머는 폴리컨쥬게이션 폴리머인 것을 특징으로 하는 메모리 셀을 형성하는 방법.
- 제 31 항에 있어서,상기 폴리컨쥬게이션 폴리머는 폴리파라페닐렌, 폴리페닐베니엔, 폴리아닐린, 폴리티오펜, 또는 폴리피롤 중 하나인 것을 특징으로 하는 메모리 셀을 형성하는 방법.
- 제 30 항에 있어서,상기 폴리머는 폴리머형 프탈로시아닌인 것을 특징으로 하는 메모리 셀을 형성하는 방법.
- 제 33 항에 있어서,상기 프탈로시아닌은 쿠퍼프탈로시아닌인 것을 특징으로 하는 메모리 셀을 형성하는 방법.
- 제 30 항에 있어서,상기 폴리머는 폴리머형 포르피린인 것을 특징으로 하는 메모리 셀을 형성하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28905401P | 2001-05-07 | 2001-05-07 | |
US60/289,054 | 2001-05-07 | ||
PCT/US2002/014236 WO2002091384A1 (en) | 2001-05-07 | 2002-05-07 | A memory device with a self-assembled polymer film and method of making the same |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040000453A KR20040000453A (ko) | 2004-01-03 |
KR100900080B1 true KR100900080B1 (ko) | 2009-06-01 |
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2002
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- 2002-05-07 DE DE60220912T patent/DE60220912T2/de not_active Expired - Lifetime
- 2002-05-07 WO PCT/US2002/014236 patent/WO2002091384A1/en active IP Right Grant
- 2002-05-07 KR KR1020037014466A patent/KR100900080B1/ko not_active Expired - Lifetime
- 2002-05-07 US US10/139,745 patent/US6855977B2/en not_active Expired - Fee Related
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Also Published As
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US7295461B1 (en) | 2007-11-13 |
CN100403450C (zh) | 2008-07-16 |
JP4886160B2 (ja) | 2012-02-29 |
JP2004527130A (ja) | 2004-09-02 |
WO2002091384A1 (en) | 2002-11-14 |
EP1397809A1 (en) | 2004-03-17 |
KR20040000453A (ko) | 2004-01-03 |
EP1397809B1 (en) | 2007-06-27 |
DE60220912D1 (de) | 2007-08-09 |
CN1513184A (zh) | 2004-07-14 |
DE60220912T2 (de) | 2008-02-28 |
US6855977B2 (en) | 2005-02-15 |
US20020163828A1 (en) | 2002-11-07 |
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