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Study of modified photoluminescence of Graphene/1L-WS2/Graphene heterostructures

Title
Study of modified photoluminescence of Graphene/1L-WS2/Graphene heterostructures
Authors
Jaeyoung Baik
DGIST Authors
Baik, Jaeyoung; Jang, Jae EunCho, Chang-Hee
Advisor(s)
조창희
Co-Advisor(s)
Jae-Eun Jang
Issue Date
2019
Available Date
2019-10-03
Degree Date
2019-02
Type
Thesis
Table Of Contents
Ⅰ. Introduction 1 1.1 Two-dimensional materials 1 1.1.1 Transition metal dichalcogenides 1 1.1.2 Graphene 4 1.3 Motivation 6 1.3.1 Recent reports for modified photoluminescence in TMDs 6 1.3.2 Graphene/1L-WS2/Graphene heterostructures 10 ⅠⅠ. Experimental method 11 2.1 Synthesis of monolayer WS2 11 2.1.1 Substrate preparation 11 2.1.2 WS2 growth 12 2.2 Transfer method 13 ⅠⅠⅠ. Results and discussion 15 3.1 Synthesis and characterization of WS2 monolayer 15 3.2 Fabrication of the Graphene/1L-WS2/Graphene heterostructures 18 3.3 Observation of charge carrier transfer of Graphene/1L-WS2/Graphene heterostructures 20 3.4 Investigation of photoluminescence of Graphene/1L-WS2/Graphene heterostructures 22 ⅠV. Conclusions 28
URI
http://dgist.dcollection.net/common/orgView/200000171459
http://hdl.handle.net/20.500.11750/10709
DOI
10.22677/thesis.200000171459
Degree
MASTER
Department
Emerging Materials Science
University
DGIST
Related Researcher
  • Author Jang, Jae Eun Advanced Electronic Devices Research Group(AEDRG) - Jang Lab.
  • Research Interests Nanoelectroinc device; 생체 신호 센싱 시스템 및 생체 모방 디바이스; 나노 통신 디바이스
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Collection:
Department of Emerging Materials ScienceThesesMaster


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