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Changhoon Lee
Researcher at Pohang University of Science and Technology
Publications - 444
Citations - 7403
Changhoon Lee is an academic researcher from Pohang University of Science and Technology. The author has contributed to research in topics: Block cipher & Differential cryptanalysis. The author has an hindex of 37, co-authored 407 publications receiving 6421 citations. Previous affiliations of Changhoon Lee include Hanyang University & Rutherford Appleton Laboratory.
Papers
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Book ChapterDOI
HIGHT: a new block cipher suitable for low-resource device
Deukjo Hong,Jaechul Sung,Seokhie Hong,Jongin Lim,Sangjin Lee,Bon-Seok Koo,Changhoon Lee,Donghoon Chang,Jesang Lee,Kitae Jeong,Hyun Kim,Jongsung Kim,Seongtaek Chee +12 more
TL;DR: This paper proposes a new block cipher HIGHT with 64-bit block length and 128-bit key length, which provides low-resource hardware implementation, which is proper to ubiquitous computing device such as a sensor in USN or a RFID tag.
Journal ArticleDOI
Magnetic properties and energy-mapping analysis
TL;DR: It is shown that the spin orientation of a transition-metal magnetic ion can be easily explained by considering its split d-block levels as unperturbed states with the spin-orbit coupling as perturbation, and that the DM exchange between adjacent spin sites can become comparable in strength to the Heisenberg spin exchange when the two spin sites are not chemically equivalent.
Journal ArticleDOI
Room-temperature semiconductor gas sensor based on nonstoichiometric tungsten oxide nanorod film
Yong Shin Kim,Seung Chul Ha,Kyuwon Kim,Kyuwon Kim,Haesik Yang,Haesik Yang,Sung-Yool Choi,Youn Tae Kim,Joon T. Park,Changhoon Lee,Jiyoung Choi,Jungsun Paek,Kwangyeol Lee +12 more
TL;DR: In this article, a thin, nonstoichiometric tungsten oxide (WO2.72) nanorods with average 75nm length and 4nm diameter were deposited onto a sensor substrate with a Si bulk-micromachined hotplate.
Journal ArticleDOI
Atomically Thin Transition-Metal Dinitrides: High-Temperature Ferromagnetism and Half-Metallicity.
TL;DR: It is shown that the recently synthesized MoN2 monolayer is a high-temperature ferromagnetic two-dimensional materials with flat surfaces, which is higher than that of any flat 2D magnetic materials studied to date.
Journal ArticleDOI
Widespread RNA editing dysregulation in brains from autistic individuals.
Stella Tran,Hyun Ik Jun,Jae Hoon Bahn,Adel Azghadi,Gokul Ramaswami,Eric L. Van Nostrand,Thai B. Nguyen,Yun-Hua Esther Hsiao,Changhoon Lee,Gabriel A. Pratt,Verónica Martínez-Cerdeño,Randi J Hagerman,Gene W. Yeo,Daniel H. Geschwind,Xinshu Xiao +14 more
TL;DR: An overall downregulation of RNA editing was observed in postmortem brains from people with autism, which was consistent across brain regions and genetic disorder subtypes, and regulated by the RNA-binding proteins FMRP and FXR1P.