Zobrazeno 1 - 10
of 416
pro vyhledávání: '"Il -Kwon Oh"'
Autor:
Van Hiep Nguyen, Saewoong Oh, Manmatha Mahato, Rassoul Tabassian, Hyunjoon Yoo, Seong-Gyu Lee, Mousumi Garai, Kwang Jin Kim, Il-Kwon Oh
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-10 (2024)
Abstract Electro-active ionic soft actuators have been intensively investigated as an artificial muscle for soft robotics due to their large bending deformations at low voltages, small electric power consumption, superior energy density, high safety
Externí odkaz:
https://doaj.org/article/c10f7467bd774b31bf73382ef1f920fb
Autor:
Hyunjoon Yoo, Manmatha Mahato, Ji‐Seok Kim, Saewoong Oh, Mousumi Garai, Van Hiep Nguyen, Ashhad Kamal Taseer, Myung‐Joon Lee, Il‐Kwon Oh
Publikováno v:
Advanced Science, Vol 11, Iss 14, Pp n/a-n/a (2024)
Abstract Considerable research has been conducted on the application of functional nano‐fillers to enhance the power generation capabilities of triboelectric nanogenerators (TENGs). However, these additives often exhibit a decrease in output power
Externí odkaz:
https://doaj.org/article/012eea59729545a6b99d7c68615259d4
Publikováno v:
Advanced Materials Interfaces, Vol 10, Iss 4, Pp n/a-n/a (2023)
Abstract Porous materials have been widely used for passive energy absorption in various applications including aerospace systems, automotive vehicles, and electronic products, due to high energy dissipation and sound absorbing mechanism in a wide fr
Externí odkaz:
https://doaj.org/article/96c5ee67bd1a41f3acf24e9906f90835
Autor:
Myung-Joon Lee, Il-Kwon Oh
Publikováno v:
Communications Physics, Vol 5, Iss 1, Pp 1-10 (2022)
Judicious design of acoustic metamaterials has so far permitted control of topologically-protected waves in one plane of a two-dimensional system. Here, the symmetry of a phononic crystal is tuned geometrically to realise independent tuning of both i
Externí odkaz:
https://doaj.org/article/3e7a7213524e4fed9648f3a98d396dfa
Autor:
Manmatha Mahato, Rassoul Tabassian, Van Hiep Nguyen, Saewoong Oh, Sanghee Nam, Won-Jun Hwang, Il-Kwon Oh
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-15 (2020)
Actuators often show a lack of high bending displacement with back relaxation and irregular response characteristics under low input voltages. Here, the authors demonstrate a covalent triazine framework-based electroionic soft actuator that shows con
Externí odkaz:
https://doaj.org/article/80eb42ef9ead4947bdccdc68cbf553b9
Autor:
Rassoul Tabassian, Manmatha Mahato, Sanghee Nam, Van Hiep Nguyen, Araz Rajabi‐Abhari, Il‐Kwon Oh
Publikováno v:
Advanced Science, Vol 8, Iss 23, Pp n/a-n/a (2021)
Abstract Emerging technologies such as soft robotics, active biomedical devices, wearable electronics, haptic feedback systems, and healthcare systems require high‐fidelity soft actuators showing reliable responses under multi‐stimuli. In this st
Externí odkaz:
https://doaj.org/article/421f4624bc6e401bb81e5acfc1801286
Autor:
Yujin Lee, Kangsik Kim, Zonghoon Lee, Hong-Sub Lee, Han-Bo-Ram Lee, Woo-Hee Kim, Il-Kwon Oh, Hyungjun Kim
Publikováno v:
Chemistry of Materials. 35:2312-2320
Publikováno v:
APL Materials, Vol 8, Iss 11, Pp 110701-110701-9 (2020)
A family of two-dimensional (2D) transition metal carbides and/or nitrides, the so-called MXenes, has been discovered and investigated for advanced energy devices with outstanding performances. The outstanding physical and chemical properties of MXen
Externí odkaz:
https://doaj.org/article/a0bdc1c29baf425aad6631f08debf908
Autor:
Rassoul Tabassian, Van Hiep Nguyen, Sima Umrao, Manmatha Mahato, Jaehwan Kim, Maurizio Porfiri, Il‐Kwon Oh
Publikováno v:
Advanced Science, Vol 6, Iss 23, Pp n/a-n/a (2019)
Abstract Here, inspired by mechanoreceptors in the human body, a self‐sensing ionic soft actuator is developed that precisely senses the bending motions during actuating utilizing a 3D graphene mesh electrode. The graphene mesh electrode has the pe
Externí odkaz:
https://doaj.org/article/192c080a8f834b1ab38889ef795d2f44
Autor:
Asir Intisar Khan, Xiangjin Wu, Christopher Perez, Byoungjun Won, Kangsik Kim, Pranav Ramesh, Heungdong Kwon, Maryann C. Tung, Zonghoon Lee, Il-Kwon Oh, Krishna Saraswat, Mehdi Asheghi, Kenneth E. Goodson, H.-S. Philip Wong, Eric Pop
Publikováno v:
Nano Letters. 22:6285-6291
Superlattice (SL) phase change materials have shown promise to reduce the switching current and resistance drift of phase change memory (PCM). However, the effects of internal SL interfaces and intermixing on PCM performance remain unexplored, althou