Keon Jae Lee (이건재)
Associate Professor, Ph.D
Department of Materials Science and Engineering
Department of Electrical Engineering
Korea Advanced Institute of Science and Technology (KAIST)
2009-present: Associate Professor, Dept. of Materials Science and Engineering, KAIST
Dept. of Electrical Engineering, KAIST
2013-2014: Visiting Professor, Harvard Medical School, Harvard University, Boston, MA
Wellman Center for Photomedicine, Massachusetts General Hospital (MGH).
2012-2015: Director, Flexible and Nanobio National Research Lab. (National Research Foundation of Korea)
2011-present: Constultant to KOLON, Center for KOLON-KAIST Lifestyle Innovation.
2014- 2015: Chairman, Internation Standardization Consortium of Flexible Semiconductor, Korean Semicondor Industry Association.
High performance flexible and stretchable electronics
Flexible energy harvesting and strorage systems
Flexible LED for implantable biomedical applications
Flexible large scale integration (LSI) and memory (memristor, phase change and Flash memory)
Laser material interaction for future flexible nanoelectronics
Flexible and stretchable sensors & user-interface
Graphene research using laser material interaction
Laser material interaction for flexible electronics and nanomaterials
Low temperature polysilicon (LTPS)
Laser lift-off for flexible electronic and display
Laser material interaction with 2D nanomaterial synthesis
Flexible electronic & optoelectronic devices
Flexible large scale integration (LSI)
Flexible GaAs/GaN light emitting devices (LED) for optogenetic applications
Flexible electronics for invivo biomedical applications
Flexible self-powered energy devices.
Flexible piezoelectric energy harvesting and strorage devices
Flexible triboelectric energy harvesting devices
Self-powered biomedical devices such as pacemaker and deep brain stimulator
Next Generation Memory Devices
BCP self assembly for low-power PRAM
BCP self assembly for memristor devices
Flexible memory (RRAM, PRAM & Flash Memory)
Self-structured filament nanoheater for PRAM
Lab-on-a-chip (LOC) for bio-molecule detection
Biochip using capillary electrophoresis electrochemistry detection (CEEC) for separating neurotransmitter molecules
Microfluidics using PDMS soft lithography
Scanning electron microscopy (SEM), Transmission electron microscopy (TEM)
Secondary ion mass spectroscopy (SIMS), Raman spectroscopy
Atomic Force microscopy (AFM), X-ray diffraction analysis, X-ray photoelectron spectromether (XPS)
Nanopatterning (50 -100 nm) and soft lithography
UHV thin film growth of energy and semiconductor materials
Dry & Wet etching : Inductively coupled plasma etching (ICP)
Electrical property measurement
LED measurement of EL, PL, CIE and power intensity
Memory measurement for RRAM, PRAM and Flash memory,
Capacitance-Voltage and Current-Voltage measurements
Honor and Awards
2015 Prof Lee won 'Advanced Materials Scientist Award' from International Association of Advanced Materials (IAAM, Sweden)
2015 Prof. Lee won '2014 KAIST Top 10 Research Award'
2014 Prof. Lee gave an invited talk at Summer Davos Forum as KAIST Representative.
2014 Prof. Lee won Minister's Award from Ministry of Science, ICT and Future Planning. (미래창조과학부 장관상 수상)
2014 Cover feature articles for Advanced Materials (April, July & Nov), Advanced Functional Materials (May), and Small (Jan).
2014 Prof. Lee gave an invited talk at Harvard University and MIT.
2013 Cover feature article for the Dec issue of Advanced Energy Materials
2012 Flexible battery is highlighted in Nature as ' The Most Viewed Papers in Science'.
2012 Prof. Lee won '2012 Merck Young Scientists Awards' from 12th International Meeting on Information Display. (IMID, Aug 12)
2012 Cover feature article for the Jun issue of Advanced Materials
2012 FAND group was selected for National Research Laboratory from National Research Foundation of Korea.
2012 Prof. Lee gave 'Keynote Speak' at International SPIE Conference (San Diego, Aug 2012)
2012 Prof. Lee gave 'Plenary Speak' at International Conference of Chinese Society of Micro-Nano Technology (Hangzhou, Nov 2012).
2011 Prof. Lee won '2011 KAIST Technology Innovation Award'
2011 Flexible RRAM technology is broadcasted by 9 o'clock news of Korean Broadcast Systems (KBS) & Reuter
2011 FAND group's flexible technology is selected as KAIST BRAND Project
2010 Thin Film Nanogenerator is selected as 'Top 10 Lifestyle Innovation Technology', Donga Science
2009 George Smith Award for the best paper published in IEEE Elect. Dev. Lett. in 2008
2007 Cover feature article for the May issue of Applied Physics Letters
2006 Three dimensional chips are published in Science Journal.
2006 The patents of printed semiconductor technology are licensed to Semprius Inc.
2006 Printed semiconductor technology won 2006 Innovation Award of Wall Street Journal
2006 Cover feature article for the Jan issue of Nature Materials
2005 Cover feature article for the April issue of Advanced Functional Materials
2004 Cover feature article for the June issue of Applied Physics Letters
Representative Publications (Corresponding Author, KAIST)
"Optogenetic Mapping of Functional Connectivity in Freely Moving Mice via iWEBS" ACS Nano, 10.1021/acsnano.5b07889
"Self-powered Deep Brain Stimulation via a Flexible PIMNT Energy Harvester" Energy Environ. Sci. 8, 2677, 2015
"Self-Structured Conductive Filament Nanoheater for Phase Change Memory" ACS Nano, 9, 6587, 2015
"Performance Enhancement of Electronic and Energy Devices via Block Copolymer Self-Assembly" Adv. Mater., 27, 3982, 2015
"Hyper-Stretchable Elastic Composite Energy Harvester " Adv. Mater., 27, 2866, 2015
"Flexible Phase Change Memory Array via Block Copolymer Self-assembly" ACS Nano, 9, 4120, 2015
"Reconfigurable Rectified Flexible Energy Harvester via Single Crystal Grown PMN–PZT", Adv. Energy Mater. 5, 1500051, 2015
"Self-powered Flexible Electronic Systems" Invited Review, Nano Energy, 10.1016/j.nanoen.2014.12.003
"Flexible Piezoelectric Energy Harvester and Nanosensor for Biomedical Applications" Adv. Healthcare Mater. 4, 646, 2015
"Topographically-Designed Triboelectric Nanogenerator via Block Copolymer Self-Assembly" Nano Letters, 14, 7031, 2014
"Reliable Control of Filament Formation in Resistive Memories by Self-assembled Block Copolymer" ACS Nano, 8 9492, 2014
"Flexible Crossbar Resistive Memory Arrays via Inorganic-based Laser Lift-off " Adv. Mater., 26, 7480, 2014
"Flexible Inorganic Piezoelectric Acoustic Nanosensor for Biomimetic Artificial Hair Cell" Adv. Func. Mater., 24, 6914, 2014
"Self-powered Fully-Flexible Light Emitting Systems enabled by Flexible Energy Harvester " Energy Environ. Sci., 7, 4035, 2014
"Laser-Induced Solid Phase Doped Graphene" ACS Nano, 8, 7671, 2014
"Self-Powered Cardiac Pacemaker by Flexible Nanogenerator" Adv. Mater. 26, 4880, 2014
"Flexible PZT Thin Film Nanogenerator using Laser Lift off" Adv. Mater. 26, 2514,2014
"Lead-Free Nanocomposite Generator Using Alkaline Niobate Particles and Metal Nanorods Filler" Adv. Funct. Mater. 24, 2620, 2014
"Virus-Directed Design of a Flexible BaTiO3 Nanogenerator" ACS Nano, 7, 11016, 201
"Large-area Nanocomposite Generator based on Lead Zirconate Titanate", Adv. Energy Mater. 3, 1539, 2013
"In vivo Silicon Based Flexible RFICs Monolithically Encapsulated with LCP", ACS Nano, 7, 4545, 2013.
"Self-assembled BCP Incorporation in Phase-change Memory for Switching Power Reduction", ACS Nano, 7, 2651, 2013.
"Bendable Inorganic Thin-Film Battery for Fully Flexible Electronic Systems", Nano Letters, 12, 4810, 2012.
"Flexible Nanocomposite Generator Made of BaTiO3 Nanoparticles and Graphitic Carbons", Adv. Mater., 24, 2999, 2012.
"Flexible Memristive Memory Array on Plastic Substrates", Nano Letters, 11, 5438, 2011
"Piezoelectric BaTiO3 Thin Film Nanogenerator on Plastic Substrates", Nano Letters, 10, 4939, 2010.
"Water-resistant Flexible GaN LED on LCP Substrate for Implantable Biomedical Applications", Nano Energy, 1, 145, 2012.
"Heterogeneous Three Dimensional Electronics by Use of Printed Semiconductor Nanomaterials", Science, 314, 1754, 2006.
“Transfer Printing by Kinetic Control of Adhesion to a Soft, Elastomeric Stamp”, Nature Materials, 5, 33, 2006.
"Large Area, Selective Transfer of High Performance Si Transistors on Flexible Substrates", Adv. Mater., 17, 2336, 2005.
"Fabrication of Stable Metallic Patterns Embedded in PDMS for Non-Planar Electronics", Adv. Func. Mater., 15, 557, 2005.