Conversion Materials in KIMS Conversion Materials in KIMS Hak Min - - PowerPoint PPT Presentation

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Hak Min Kim Korea Institute of Materials Science

• 2013. 10. 15

10th US-Korea Forum on Nanotechnology

Nano-fabrication Processes for Energy Conversion Materials in KIMS Nano-fabrication Processes for Energy Conversion Materials in KIMS

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CONTENTS CONTENTS

General Introduction to KIMS 1 Nano-fabrication Processes for Energy Conversion Materials in KIMS 2 Vision of Nano-surface Technologies 3

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• I. General Introduction

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History of KIMS

’81.1 ’02.3 ’07.4 ’92.3 ’93.4 ’76.12

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Personnel & Budget

Ph.D. : 138

Government Grant (41%) Personnel Expenses (24%) Others (59%) Direct Research Fee (62%) Income Outcome

Operating, etc. (14%)

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Role & Function

Metals Ceramics & Powder Hybrid materials Surface related materials

Materials Characterization Failure Analysis Authorized Nuclear Inspection Calibration/Standardization Metals Bank Technical Training for Engineers Materials Test-Bed Bottleneck Technology Support

70% 20% 10%

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7

Organization of KIMS

Wind Turbine Technology Center

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Electrochemistry

· Solution-based coating technology for energy conversion materials · Development of plasma sources for roll-to-roll processes · High density plasma processes for surface treatment · Materials and device fabrications of thin film solar cells (Si thin films, OSC, Hybrid) · Nano-architectured materials of sensors

R&D Activities of Surface Technology Division

Do-Geun Kim dogeunkim@kims.re.kr Joo Yul Lee leeact@kims.re.kr Dong-Ho Kim dhkim2@kims.re.kr

Advanced Functional Thin Films Plasma Coating Technology

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• II. Nano-fabrication processes for

energy conversion materials in KIMS

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 Development of core materials for hybrid energy harvesting using solution process  Formation of various nanostructures of ZnO by electroplating  Fabrication of flexible thermoelectric (TE) modules

Fabrication of TE modules Control of ZnO nanostructures

Solution processes for energy devices

Photovoltaic Cells Thermoelectric Modules

Dong Chan Lim dclim@kims.re.kr

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 Nano-porous and corrosion resistive anodic coatings on Al, Ti and Mg alloys

• Anodizing method / Plasma electrolytic oxidation method (PEO)

 Hard and soft anodic oxide films on Al alloys  TiO2 nanotubes and anodic oxide films for bio-applications

Change in color of Ti Increased bioactivity of PEO treated Ti Formation of TiO2 nanotubes PEO films on Mg alloys

1 2 3 4 5 6 7 8 9 10 11 13 min

PEO of Ti for dental implant

Anodizing Technologies

Kyu Hwan Lee lgh1636@kims.re.krr

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 Development of linear plasma (Ion) sources for R2R process  Investigation of functional thin film coating process

Linear Ion Source & Process

Do-Geun Kim dogeunkim@kims.re.kr

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Metal Embedded TCE (Transparent Conducting Electrode)

Ultra-Flexible OLED

Substrate size : 50x50 mm2

OFF ON

(Cover Article on Advanced Energy Materials)

 Surface technology is very important to the flexible electronics and photovotaics  Development of highly transparent, conductive, and flexible substrates

Do-Geun Kim dogeunkim@kims.re.kr

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Hybrid tandem solar cells

300 400 500 600 700 800 900 10 20 30 40 50 60 70 a-Si PBDTTT-C:PCBM

EQE (%) Wavelength (nm) (Featured as Cover Articles) Chang Su Kim cskim1025@kims.re.kr

PCBM

Amorphrous Si

 Development of organic/inorganic hybrid tandem solar cells  Low cost, simple process & large-area coating

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3D Nano-architecturing Process

 3D Photonic nanostructures : Laser Interference Lithography  3D transparent conducting electrode for flexible organic solar cells (OSC) : Record high power conversion efficiency of 6.74% for bendable OSC based on polymer substrates

Jung Heum Yoon jungheum@kims.re.kr Sung-Gyu Park sgpark@kims.re.kr

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Vision of Nano-surface Technologies Bring Happiness to Human Beings through Nano- surface Technologies Global Materials Technologies in 2020

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