Abstract:
하부 도전층과 분자 활성층과의 사이에 형성된 유기 유전박막을 포함하는 분자 전자 소자 및 그 제조 방법에 관하여 개시한다. 본 발명에 따른 분자 전자 소자는 기판과, 기판 위에 형성되어 있는 유기 유전박막과, 유기 유전박막 위에 형성되어 있고 전하 트랩 사이트를 가지는 분자 활성층과, 분자 활성층 위에 형성된 전극을 포함한다. 유기 유전박막은 전극 또는 Si층 위에 자기조립 방법으로 고정화될 수 있다. 유기 유전박막은 상호 수소 결합되어 있는 제1 분자층 및 제2 분자층을 포함할 수 있다. 유기 유전박막은 M'-RT (식중, M'은 티올 유도체 또는 실란 유도체이고, R은 F로 치환 또는 비치환된 C 1 ∼ C 20 의 포화 또는 불포화 탄화수소기이고, T는 -NH 2 또는 -COOH)로 표시되는 구조를 가지는 유기 화합물이 기판상에 자기조립됨으로써 형성될 수 있다. 분자 전자 소자, 유기 유전박막, 아민알킬티올, 분자 활성층, 자기조립
Abstract:
제1 전극과, 티올 또는 실란계 정착기를 이용하여 제1 전극 위에 자기조립되어 있는 분자 활성층과, 상기 분자 활성층을 덮는 유기 전극층을 포함하는 제2 전극으로 이루어지는 분자 전자 소자에 관하여 개시한다. 제2 전극은 상기 유기 전극층과, 상기 유기 전극층 위에 형성된 금속 전극층을 포함할 수 있다. 유기 전극층은 전기전도도가 큰 단량체, 올리고머 또는 고분자 화합물로 이루어진다. 본 발명에 따른 분자 전자 소자의 분자 활성층은 제1 전극과 제2 전극과의 사이에 인가되는 전압에 따라 온 상태 및 오프 상태 사이에서 상호 스위칭 가능한 스위치 소자, 또는 상기 양 전극에 인가되는 전압에 따라 소정의 전기 신호를 저장하는 메모리 소자를 구성한다. 분자 전자 소자, 유기 전극층, 분자 활성층, 스위칭, 메모리
Abstract:
다음 식의 티올계 정착기를 가지는 터피리딘-루쎄늄 유기금속 화합물로 이루어지는 분자 전자소자용 화합물 및 그 제조 방법과, 그 화합물로부터 얻어지는 분자 활성층을 가지는 분자 전자 소자에 대하여 개시한다.
식중, R 1 및 R 2 는 각각 티오아세틸기 또는 수소 원자이고, R 1 및 R 2 중 적어도 하나는 티오아세틸기이고, m 및 n은 각각 0 ∼ 20의 정수이다. 이 화합물이 전극 표면에 자기조립되어 형성되는 분자 활성층은 스위치 소자 또는 메모리 소자를 구성한다. 분자 전자소자, 분자 스위치, 분자 메모리, 자기조립, 루쎄늄-터피리딘
Abstract:
A compound for a molecular electronic device is provided to be properly applied to embody a fine molecular electronic device of several tens nano-meter level. A molecular electronic device is provided to show improved coverage characteristic of a molecular active layer formed by self-assembling the compound on an electrode. A compound for a molecular electronic device consists of a porphyrin disulfide compound represented by the formula(6), wherein each R1 and R2 is independently C1-20 saturated or unsaturated hydrocarbon which may be substituted or unsubstituted by F; each R', R" and R'" is independently pentyl or p-toyl; and M is Zn or Mg. A method for preparing the compound for the molecular electronic device comprises the steps of: (a) reacting a compound of H-CO-R1-Br with sodium thiosulfate pentahydrate and R2-SH in sequence to synthesize a compound of H-CO-R1-S-S-R2; (b) condensating the compound of H-CO-R1-S-S-R2, pyrrole and R-aldehyde; and (c) oxidizing the product obtained from the step(b) using DDQ(2,3-dichloro-5,6-dicyano-1,4-benzoquinone), wherein each R1 and R2 is independently C1-20 saturated or unsaturated hydrocarbon which may be substituted or unsubstituted by F; each R', R" and R'" is independently pentyl or p-toyl. A molecular electronic device comprises: a first electrode; a second electrode formed on the first electrode; a molecular active layer which is interposed between the first and second electrodes and self-assembled on the first electrode, wherein the molecular active layer consists of a mono-molecular layer which is a product obtained by self-assembling the compound for the molecular electronic device on the first electrode using a disulfide group as an anchoring group.
Abstract:
A compound for a molecular electronic device with a thiol-based anchoring group is provided to embody a molecular electronic device having a switch characteristic and a memory characteristic by forming a self-assembled molecular active layer between upper and lower electrodes. A dinitrothiophene group is prepared. An aminobenzene group is prepared into which a thiol derivative is introduced. An azo compound having an azo group is connected between the dinitrothiophene group and the aminobenzene group. The aminobenzene group into which the thiol derivative is introduced includes a disulfide group that supplies a ring structure.
Abstract:
A molecular electronic device including an organic dielectric thin film and a method for fabricating the same are provided to block a penetrated electrode material from reaching a bottom electrode by increasing a distance from a molecular active layer to the bottom electrode. A molecular electronic device includes a substrate, an organic dielectric thin film(150) formed on the substrate, a molecular active layer(160) formed on the organic dielectric thin film and having a charge trap site, and an electrode(110) formed on the molecular active layer. The organic dielectric thin film comprises a molecular structure represented by M-R-T, wherein M is a sulfur-containing group or a silicon-containing group, R is a saturated or unsaturated C1 to C20 hydrocarbon group which is saturated or unsaturated with fluorine, and T is -SH, -NH2, or -COOH.
Abstract:
A compound for a molecular electronic device, a method for preparing the compound, and a molecular electronic device using the compound are provided to improve the coverage of a self-assembled molecular monolayer and to allow the thickness of a molecular active layer. A compound for a molecular electronic device comprises a ruthenium-terpyridine disulfide complex represented by the formula 2, wherein R1 and R2 are a C1-C20 saturated or unsaturated hydrocarbon group substituted or unsubstituted with F, respectively. A molecular electronic device comprises a first electrode; a second electrode; and a molecular active layer which is interposed between the two electrodes and has a structure formed by the self-assembling of the compound of the formula 2 on the first electrode.
Abstract:
A compound for a molecular electronic device is provided to be adequately applied to embody a fine molecular electronic device in several tens of nanometer level. A molecular electronic device is provided to prevent the short-circuiting phenomenon caused by poor coverage due to having a molecular active layer with excellent coverage. A compound for a molecular electronic device consists of a ferrocene disulfide compound represented by the formula(1), wherein each R1 and R2 is respectively C1-20 saturated or unsaturated hydrocarbon which may be substituted or unsubstituted by F. A method for preparing the compound comprises the steps of: (a) subjecting ferrocene to mono-lithiation using tertiary butyl lithium; (b) reacting the mono-lithiated ferrocene with Br(CH2)mBr(m is an integer from 1 to 20) to synthesize a bromoalkyl ferrocene compound(alkyl is (CH2)m); and (c) preparing a ferrocene disulfide compound having a (CH2)m-S-S-(CH2)nCH3 group from the bromoalkyl ferrocene compound using sodium thiosulfate pentahydrate and alkane thiol(alkane is CH3(CH2)n(n is an integer from 1-19)). A molecular electronic device comprises a first electrode, a second electrode formed on the first electrode, and a molecular active layer which is interposed between the first electrode and the second electrode, and is characterized in that the molecular active layer has a structure of the compound for the molecular electronic device being self-assembled at the first electrode.
Abstract:
A method for fabricating a nano-imprint mold is provided to manufacture a quartz NIL(Nano-Imprint Lithography) mold by using a mold such as a silicon substrate. An E-beam resist is coated on a substrate and an E-beam resist pattern is formed on the first substrate by performing an E-beam lithography process(S200). A photoresist pattern is formed on the first substrate by performing a photo-lithography process(S300). A pattern is formed on the first substrate by using the E-beam resist pattern and the photoresist pattern(S400). A NIL mold is formed by printing the pattern of the first substrate on a second substrate for mold(S500,S600).