KR20200073683A - 이차원 반도체 소재를 이용한 전자소자 - Google Patents
이차원 반도체 소재를 이용한 전자소자 Download PDFInfo
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Abstract
상기 이종 소재는 상기 이차원 반도체 소재와 상이한 타입의 불순물이 도핑되었거나, 상기 이차원 반도체 소재와 상이한 밴드 갭을 갖는 것을 특징으로 하는 전자소자가 제공된다.
Description
도 2는 본 발명의 일 실시예에 따라 제조된 Si-MoS2 포토다이오드의 광학현미경 사진이고, 도 3은 MoS2 두께에 따른 광반응성을 측정한 결과이다.
도 4는 본 발명의 일 실시예에 따라 제조한 포토다이오드의 MoS2 두께에 따른 저주파 노이즈 특성 분석결과이다.
도 5는 본 발명의 2차원 반도체 기반의 MoS2-GaS 이종접합구조 기반 고속트랜지스터 소자의 에너지 밴드 다이어그램이다.
도 6은 MoS2-GaS 이종접합구조 고속트랜지스터 소자의 전자현미경 단면도이다.
도 7은 MoS2-GaS 이종접합구조 고속트랜지스터 소자의 광학현미경 상면도이다.
도 8은 본 발명에 따른 MoS2-GaS 트랜지스터 I-V 특성 결과이다.
Claims (8)
- 이차원 반도체 소재; 및
상기 이차원 반도체 소재와 접하는 또 다른 이종 소재를 포함하며,
상기 이종 소재는 상기 이차원 반도체 소재와 상이한 타입의 불순물이 도핑되었거나, 상기 이차원 반도체 소재와 상이한 밴드 갭을 갖는 것을 특징으로 하는 전자소자. - 제 1항에 있어서,
상기 이차원 반도체 소재는 전이금속 칼코겐 화합물을 포함하는 것을 특징으로 하는 전자소자. - 제 2항에 있어서,
상기 또 다른 이종 소재는, 상기 이차원 반도체 소재와는 상이한 타입의 불순물이 도핑된 실리콘 기판이며, 상기 이차원 반도체 소재의 두께에 따라 상기 이차원 반도체 소재와 상기 실리콘 기판 간의 PN 접합에 따른 공핍층 두께가 제어되는 것을 특징으로 하는 전자소자. - 제 3항에 있어서,
상기 전자소자는 포토 다이오드인 것을 특징으로 하는 전자소자. - 제 1항에 있어서,
상기 이종소재는 상기 이차원 반도체 소재보다는 넓은 밴드갭을 갖는 반도체 소재인 것을 특징으로 하는 전자소자. - 제 5항에 있어서,
상기 전자소자는 트랜지스터이며, 상기 이차원 반도체 소재와 상기 이종소재 간의 상이한 밴드갭에 의하여 상기 트랜지스터에는 2차원 전자 가스(2DEG)가 형성된 것을 특징으로 하는 전자소자. - 제 6항에 있어서,
상기 이차원 반도체 소재는 MoS2, 상기 이종소재는 GaS이며, 상기 GaS는 상기 게이트 전극과 접하는 것을 특징으로 하는 전자소자. - 제 6항에 있어서,
상기 이종소재는 결정질이며, 상기 이종소재는 상기 게이트 전극으로 전기장 인가시 누설전류를 차단하는 절연성을 갖는 것을 특징으로 하는 전자소자.
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| KR1020180162126A KR102153945B1 (ko) | 2018-12-14 | 2018-12-14 | 이차원 반도체 소재를 이용한 전자소자 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102678796B1 (ko) * | 2023-01-13 | 2024-06-26 | 주식회사 트루픽셀 | 단일 광자 검출기, 전자 장치, 및 라이다 장치 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109742178B (zh) * | 2019-01-29 | 2020-07-17 | 西安工业大学 | 一种透红外的高灵敏可见光探测器及其制备方法 |
| KR102542552B1 (ko) | 2021-08-02 | 2023-06-12 | 재단법인대구경북과학기술원 | 이종접합 광트랜지스터의 광전류 매핑 및 노이즈 전류 측정 장치 및 방법 |
| US20230110264A1 (en) * | 2021-09-09 | 2023-04-13 | The Regents Of The University Of California | Light-driven ultrafast electric gating |
| CN114464694B (zh) * | 2022-01-10 | 2024-05-28 | 华南师范大学 | 光电探测器及其制备方法 |
| KR102691495B1 (ko) * | 2022-08-24 | 2024-08-05 | 경상국립대학교산학협력단 | 다층 전이금속 디칼코게나이드 박막의 표면특성 및 두께 제어방법 |
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| KR20170121961A (ko) * | 2016-04-26 | 2017-11-03 | 연세대학교 산학협력단 | 전이금속 디칼코게나이드와 금속 산화물 반도체를 이용한 pn 접합 다이오드 및 그 제조방법 |
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| WO2013063399A1 (en) * | 2011-10-28 | 2013-05-02 | Georgetown University | Method and system for generating a photo-response from mos2 schottky junctions |
| JP2013110250A (ja) * | 2011-11-21 | 2013-06-06 | Toshiba Corp | 固体撮像装置及びその製造方法 |
| US20150108500A1 (en) * | 2013-10-18 | 2015-04-23 | Infineon Technologies Austria Ag | Semiconductor Device and Method of Manufacturing the Same |
| US9478419B2 (en) * | 2013-12-18 | 2016-10-25 | Asm Ip Holding B.V. | Sulfur-containing thin films |
| CN108461632A (zh) * | 2017-02-21 | 2018-08-28 | 华邦电子股份有限公司 | 钙钛矿复合结构 |
| US11133409B2 (en) * | 2018-10-17 | 2021-09-28 | The Research Foundation For The State University Of New York | Ballistic field-effect transistors based on Bloch resonance and methods of operating a transistor |
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| KR20170121961A (ko) * | 2016-04-26 | 2017-11-03 | 연세대학교 산학협력단 | 전이금속 디칼코게나이드와 금속 산화물 반도체를 이용한 pn 접합 다이오드 및 그 제조방법 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102678796B1 (ko) * | 2023-01-13 | 2024-06-26 | 주식회사 트루픽셀 | 단일 광자 검출기, 전자 장치, 및 라이다 장치 |
| US12099146B2 (en) | 2023-01-13 | 2024-09-24 | Trupixel Inc. | Single photon detector, electronic device, and LiDAR device |
| US12607723B2 (en) | 2023-01-13 | 2026-04-21 | Trupixel Inc. | Single photon detector, electronic device, and LiDAR device |
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| Publication number | Publication date |
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| KR102153945B1 (ko) | 2020-09-09 |
| US11024759B2 (en) | 2021-06-01 |
| US20200194602A1 (en) | 2020-06-18 |
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