Zobrazeno 1 - 10
of 1 019
pro vyhledávání: '"Yong son"'
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 3610-3623 (2023)
Recently, short carbon fiber-reinforced plastic (SFRP) has been selected as a filament material to improve the strength of components fabricated by material extrusion (ME). However, despite the improved material properties, the weak interlayer bondin
Externí odkaz:
https://doaj.org/article/b6b5d439266a4fe78f8ca105afffdbb9
Autor:
Cheol Woo Ha, Yong Son
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-10 (2023)
Abstract Two-photon stereolithography (TPS) is widely used for the fabrication of various three–dimensional (3D) structures with sub-micron fabrication resolution in a single fabrication process. However, TPS is unsuitable for microstructures with
Externí odkaz:
https://doaj.org/article/20aad5cfb4b44cbc9221f513f92a06e1
Publikováno v:
Materials & Design, Vol 231, Iss , Pp 112045- (2023)
Binder jetting (BJ) leads to low mechanical properties and high porosity because it uses binders to selectively bind powder materials. To overcome the poor characteristics of BJ parts, infiltration is a generally applied post-process; however, it res
Externí odkaz:
https://doaj.org/article/10f469da0f1649948826744b797e42b3
Publikováno v:
Micromachines, Vol 14, Iss 11, p 1982 (2023)
In this study, we present the energy absorption capabilities achieved through the application of hybrid lattice structures, emphasizing their potential across various industrial sectors. Utilizing Ti-6Al-4V and powder bed fusion (PBF) techniques, we
Externí odkaz:
https://doaj.org/article/cedaf6897bc842af81c1fafd2d3d84e7
Publikováno v:
Metals, Vol 13, Iss 10, p 1653 (2023)
In this study, a material extrusion (MEX) nozzle for fabricating bond magnets was designed to form a unidirectional magnetic field with a solenoid. The hard magnetic properties of the bonded magnets were enhanced by induced magnetic anisotropy. The m
Externí odkaz:
https://doaj.org/article/2cc08a4ffca7435fa84990e3e883de89
Publikováno v:
Materials & Design, Vol 224, Iss , Pp 111417- (2022)
Owing to the deposition mechanism, parts fabricated by polymer-based powder bed fusion (PBF) contain numerous porosities, which deteriorate mechanical properties. To address this problem, a warm isostatic press (WIP) process was adopted to control th
Externí odkaz:
https://doaj.org/article/085c799878c04a94ab3ce7741eb47a2d
Autor:
Woongbeom Heogh, Si Mo Yeon, Dong-Seok Kang, Seonghwan Park, Seongjun Park, Kwanho Ryu, Juhyun Sun, Leecheol Ji, Yong Son, Kyunsuk Choi, Cheol Woo Ha
Publikováno v:
Materials & Design, Vol 222, Iss , Pp 111088- (2022)
This study proposes an eco-friendly (ECO) mold that is fabricated using the laser powder bed fusion (LPBF) method, which utilizes a three-dimensional (3D) cooling channel. Unlike previous studies, we designed surface-type conformal cooling channels (
Externí odkaz:
https://doaj.org/article/1150b59ad98747aa98fe0cb76ded41b9
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss , Pp 980-999 (2021)
In this study, we report a method for the repair of damaged SUS 630 parts by directed energy deposition (DED). Herein, we aim to analyze the variations in the mechanical properties of such parts caused by post-repair heat treatment performed to regai
Externí odkaz:
https://doaj.org/article/3aa6e864b965433fa065b44babfe4b3b
Autor:
Bin Yang, Li Zhou, Jing Zhong, Tangfeng Lv, Ang Li, Lu Ma, Jian Zhong, Saisai Yin, Litang Huang, Changsheng Zhou, Xinyu Li, Ying Qian Ge, Xinwei Tao, Longjiang Zhang, Yong Son, Guangming Lu
Publikováno v:
Respiratory Research, Vol 22, Iss 1, Pp 1-15 (2021)
Abstract Background In this study, we tested whether a combination of radiomic features extracted from baseline pre-immunotherapy computed tomography (CT) images and clinicopathological characteristics could be used as novel noninvasive biomarkers fo
Externí odkaz:
https://doaj.org/article/e3cf4d707b954861ac0e0bde2a2e9c6c
Publikováno v:
Polymer Testing, Vol 110, Iss , Pp 107581- (2022)
The specimens fabricated by material extrusion (ME)-type additive manufacturing (AM) have external notches because of their deposition mechanism. During tensile tests, accurate results cannot be obtained because the external notch causes stress conce
Externí odkaz:
https://doaj.org/article/0b3cf4656af34000b37ee56e85fe53f1