Zobrazeno 1 - 10
of 65
pro vyhledávání: '"P. G. Jang"'
Publikováno v:
AIP Advances, Vol 14, Iss 1, Pp 015240-015240-5 (2024)
We propose an optimization algorithm to generate a robust magnetic force against position error to achieve good controllability of the magnetic robot in the region of interest of a magnetic navigation system comprising electromagnets. We formulate an
Externí odkaz:
https://doaj.org/article/b6fec64af481455caa5f8e15c306a644
Autor:
Gyoung G. Jang, Sinchul Yeom, Jong K. Keum, Mina Yoon, Harry III Meyer, Yi-Feng Su, Jiheon Jun
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 1, Pp 88-99 (2023)
Carbon and oxygen-rich corrosion barrier layer formed on Mg by a simple and scalable CO2 atmospheric plasma (CO2-AP) process. The reactive CO2-AP interacts with the Mg surface and forms a unique layered structure with the top MgCO3/MgO-intermixed par
Externí odkaz:
https://doaj.org/article/d56ada09d5394652ae9460c517353956
Publikováno v:
AIP Advances, Vol 13, Iss 3, Pp 035101-035101-5 (2023)
We developed a resonance control method to generate a high-speed rotating magnetic field in a three-phase magnetic navigation system composed of three electromagnets. The proposed resonance control method calculates the amplitudes and phases of volta
Externí odkaz:
https://doaj.org/article/17a600a11fb2444a95b3cc9593196842
Publikováno v:
AIP Advances, Vol 13, Iss 3, Pp 035119-035119-4 (2023)
We propose a novel position control method (PCM) for the Robotically Assisted MAgnetic Navigation (RAMAN) system to improve the pushability of the magnetic catheter (MC) by maximizing the magnetic force. We expressed the magnetic force acting on the
Externí odkaz:
https://doaj.org/article/c832370def1e43338dd8afde13504003
Publikováno v:
AIP Advances, Vol 13, Iss 2, Pp 025224-025224-5 (2023)
Helical magnetic robots driven by an external magnetic field have been extensively studied for robotic endovascular intervention to treat occlusive vascular disease. Most previous researchers have utilized cone-shaped head helical magnetic robots (CH
Externí odkaz:
https://doaj.org/article/559de1132edd4f36a7d7c4f8310193a8
Publikováno v:
Frontiers in Chemical Engineering, Vol 4 (2022)
In this work, neutron computed tomography (CT) is employed to investigate the dissolution of porous aluminum electrodes during electrocoagulation (EC). Porous electrodes were chosen in efforts to reduce electric power requirements by using larger sur
Externí odkaz:
https://doaj.org/article/14cc5c5336d84f78ad24fda73a83df32
Publikováno v:
AIP Advances, Vol 9, Iss 12, Pp 125136-125136-4 (2019)
We developed an integrated magnetic robot (IMR) that can selectively separate and assemble tethered and untethered magnetic robots. The proposed IMR is composed of a flexible-legged untethered magnetic robot (FLUMR) and a delivery catheter. Assembled
Externí odkaz:
https://doaj.org/article/3c9de691b271439db85689b0caf484c0
Publikováno v:
AIP Advances, Vol 9, Iss 12, Pp 125230-125230-4 (2019)
We developed a magnetic catheter with enhanced steering ability of the distal end by utilizing magnets with optimized magnetization directions. The proposed magnetic catheter is composed of a flexible tube and three-ring magnets that enable the magne
Externí odkaz:
https://doaj.org/article/652383b2f4e947268cef35849448c124
Publikováno v:
AIP Advances, Vol 9, Iss 12, Pp 125127-125127-5 (2019)
We have proposed a novel image-based feedback control method to enhance the path-following capability for position and orientation of a magnetic catheter at its distal part. The proposed control method uses only a navigation status of the magnetic ca
Externí odkaz:
https://doaj.org/article/dc4a7fbc0ecd47be824f67cf7733e7ea
Publikováno v:
AIP Advances, Vol 8, Iss 5, Pp 056708-056708-5 (2018)
We developed a novel magnetic catheter structure that can selectively generate steering and unclogging motions. The proposed magnetic catheter is composed of a flexible tube and two modules with ring magnets that can axially rotate in a way that enab
Externí odkaz:
https://doaj.org/article/d32414ca821e4d268d6ff1cf13226d63