Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Seyong Oh"'
Autor:
Yoonseok Park, Haiwen Luan, Kyeongha Kwon, Ted S. Chung, Seyong Oh, Jae-Young Yoo, Gooyoon Chung, Junha Kim, Suhyeon Kim, Sung Soo Kwak, Junhwan Choi, Hoang-Phuong Phan, Seonggwang Yoo, Hyoyoung Jeong, Jaeho Shin, Sang Min Won, Hong-Joon Yoon, Yei Hwan Jung, John A. Rogers
Publikováno v:
npj Flexible Electronics, Vol 8, Iss 1, Pp 1-8 (2024)
Abstract Variations in parameters associated with the ambient environment can introduce noise in soft, body-worn sensors. For example, many piezoresistive pressure sensors exhibit a high degree of sensitivity to fluctuations in temperature, thereby r
Externí odkaz:
https://doaj.org/article/87767fbde3f74ef0864d6d2e069688b9
Autor:
Youn J. Kang, Hany M. Arafa, Jae-Young Yoo, Cagla Kantarcigil, Jin-Tae Kim, Hyoyoung Jeong, Seonggwang Yoo, Seyong Oh, Joohee Kim, Changsheng Wu, Andreas Tzavelis, Yunyun Wu, Kyeongha Kwon, Joshua Winograd, Shuai Xu, Bonnie Martin-Harris, John A. Rogers
Publikováno v:
npj Digital Medicine, Vol 5, Iss 1, Pp 1-13 (2022)
Abstract Swallowing is a complex neuromuscular activity regulated by the autonomic nervous system. Millions of adults suffer from dysphagia (impaired or difficulty swallowing), including patients with neurological disorders, head and neck cancer, gas
Externí odkaz:
https://doaj.org/article/1071f037019b45eeabbd761ebfe68b9e
Publikováno v:
npj 2D Materials and Applications, Vol 5, Iss 1, Pp 1-8 (2021)
Abstract In recent years, optoelectronic artificial synapses have garnered a great deal of research attention owing to their multifunctionality to process optical input signals or to update their weights optically. However, for most optoelectronic sy
Externí odkaz:
https://doaj.org/article/6efa4e951d9f42de9d9849e18c66f50a
Publikováno v:
InfoMat, Vol 4, Iss 11, Pp n/a-n/a (2022)
Abstract Various core memory devices have been proposed for utilization in future in‐memory computing technology featuring high energy efficiency. Flash memory is considered as a viable choice owing to its high integration density, stability, and r
Externí odkaz:
https://doaj.org/article/28813a362fcd44ddbe1c073b3518dda4
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-9 (2020)
Though three-terminal organic synapses are attractive for artificial neural networks due their weight controllable property, their structural limitations hinder performance. Here, the authors report a crossbar synapse array featuring vertical organic
Externí odkaz:
https://doaj.org/article/449296500f444e7eb43082c836e2a913
Autor:
Seunghwan Seo, Beom-Seok Kang, Je-Jun Lee, Hyo-Jun Ryu, Sungjun Kim, Hyeongjun Kim, Seyong Oh, Jaewoo Shim, Keun Heo, Saeroonter Oh, Jin-Hong Park
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-9 (2020)
Designing high-performance and energy efficient neural network hardware remains a challenge. Here, the authors develop a van der Waals hybrid synaptic device that features linear and symmetric conductance-update characteristics and demonstrate the fe
Externí odkaz:
https://doaj.org/article/ddfeb437f955467eb2a0687b177b7f09
Autor:
Seyong Oh, Ju‐Hee Lee, Seunghwan Seo, Hyongsuk Choo, Dongyoung Lee, Jeong‐Ick Cho, Jin‐Hong Park
Publikováno v:
Advanced Science, Vol 9, Iss 6, Pp n/a-n/a (2022)
Abstract Recently, three‐terminal synaptic devices, which separate read and write terminals, have attracted significant attention because they enable nondestructive read‐out and parallel‐access for updating synaptic weights. However, owing to t
Externí odkaz:
https://doaj.org/article/e75db6c9abc041259793f1423372fe3f
Autor:
Seunghwan Seo, Seo-Hyeon Jo, Sungho Kim, Jaewoo Shim, Seyong Oh, Jeong-Hoon Kim, Keun Heo, Jae-Woong Choi, Changhwan Choi, Saeroonter Oh, Duygu Kuzum, H.-S. Philip Wong, Jin-Hong Park
Publikováno v:
Nature Communications, Vol 9, Iss 1, Pp 1-8 (2018)
Artificial neural networks can emulate the human vision because of their spike-based operation by employing memristors as synapses. Here, Seo et al. integrate synaptic and optical sensing functions in a single heterostructure, which enables accurate
Externí odkaz:
https://doaj.org/article/e6a7f2fbc6a94a16ab626ed972e25ff1
Autor:
Dong‐Ho Kang, Jeong‐Hoon Kim, Seyong Oh, Hyung‐Youl Park, Sreekantha Reddy Dugasani, Beom‐Seok Kang, Changhwan Choi, Rino Choi, Sungjoo Lee, Sung Ha Park, Keun Heo, Jin‐Hong Park
Publikováno v:
Advanced Science, Vol 6, Iss 17, Pp n/a-n/a (2019)
Abstract A bioinspired neuromorphic device operating as synapse and neuron simultaneously, which is fabricated on an electrolyte based on Cu2+‐doped salmon deoxyribonucleic acid (S‐DNA) is reported. Owing to the slow Cu2+ diffusion through the ba
Externí odkaz:
https://doaj.org/article/c02151dc904747fba9d3ebf747dcec07
Autor:
Jaewoo Shim, Seyong Oh, Dong-Ho Kang, Seo-Hyeon Jo, Muhammad Hasnain Ali, Woo-Young Choi, Keun Heo, Jaeho Jeon, Sungjoo Lee, Minwoo Kim, Young Jae Song, Jin-Hong Park
Publikováno v:
Nature Communications, Vol 7, Iss 1, Pp 1-8 (2016)
Electronic devices based on negative differential resistance hold promise for multi-valued logic applications. Here, the authors implement such functionalities using an atomically thin phosphorene/rhenium disulfide van der Waals heterostructure, and
Externí odkaz:
https://doaj.org/article/840204965730477988b12ca57859d011