Zobrazeno 1 - 10
of 317
pro vyhledávání: '"Byung Jun, Kim"'
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 69, Iss No 1, Pp 61-65 (2024)
Increasing the operating temperature and pressure of an automotive engine and reducing its weight can improve fuel efficiency and lower carbon dioxide emissions. These can be achieved by changing the engine piston material from conventional aluminum
Externí odkaz:
https://doaj.org/article/23f16c6a4f3345699e18d7a603bf9225
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 69, Iss No 1, Pp 99-102 (2024)
API X70 steel requires high strength and toughness for safety in extreme environments like high pressure and low temperature. Submerged Arc Welding (SAW ) is effective for manufacturing thick steel pipes. However, the welding heat input during SAW al
Externí odkaz:
https://doaj.org/article/36ff64b150894ad68c8c6b39c0d3b06b
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 69, Iss No 1, Pp 95-98 (2024)
Inconel 625 is typically used in extreme environments due to excellent mechanical properties such as high strength, corrosion resistance, abrasion resistance and low-temperature toughness. When manufacturing a hot forged flange with a thick and compl
Externí odkaz:
https://doaj.org/article/4f0601c7b23c4f7aa23615084e659b17
Autor:
Hyo-Seong Kim, Moonseok Kang, Minha Park, Byung Jun Kim, Yong-Shin Kim, Tae Young Lee, Byoungkoo Kim, Yong-Sik Ahn
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 69, Iss No 1, Pp 113-116 (2024)
In this study, the effect of rolling of 1.25Cr-1Mo-0.5V-0.3C American Iron and Steel Institute 4340 modified steel for highspeed railway brake discs on the microstructure and mechanical properties was investigated. The materials were hot-rolled at 0%
Externí odkaz:
https://doaj.org/article/8da0ecdb2fc4407cbca34f2c121d5cf0
Publikováno v:
BMC Surgery, Vol 24, Iss 1, Pp 1-7 (2024)
Abstract Background Giant congenital melanocytic nevi (GCMN) are usually defined as nevi that exceed 20 cm in maximal diameter or 15% of the total body surface area. There have been reports of life-long malignant change risks arising from GCMN, leadi
Externí odkaz:
https://doaj.org/article/dd63174b06204d71845cdfc5e380e1a9
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 4157-4168 (2023)
In recent years, the demand for high strength materials such as aerospace, offshore plant, energy, and manufacturing has increased due to the need for stability and reliability in severe environments. Especially, Inconel 718, a nickel-based superallo
Externí odkaz:
https://doaj.org/article/806b03377b0446de953804f60f0fbd74
Autor:
Minha Park, Gang Ho Lee, Geon-Woo Park, Gwangjoo Jang, Hyoung-Chan Kim, Sanghoon Noh, Jong Bae Jeon, Byoungkoo Kim, Byung Jun Kim
Publikováno v:
Materials, Vol 17, Iss 16, p 4159 (2024)
High-manganese steel (high-Mn) is valuable for its excellent mechanical properties in cryogenic environments, making it essential to understand its deformation behavior at extremely low temperatures. The deformation behavior of high-Mn steels at extr
Externí odkaz:
https://doaj.org/article/fdfa8b57a14b44f7b908beea30a598bb
Autor:
Jiwon Kang1, Byung Jun Kim1 bjkim79@gmail.com
Publikováno v:
Archives of Craniofacial Surgery. Apr2024, Vol. 25 Issue 2, p85-89. 5p.
Autor:
Gil Joon Suh, Taegyun Kim, Kyung Su Kim, Woon Yong Kwon, Hayoung Kim, Heesu Park, Gaonsorae Wang, Jaeheung Park, Sungmoon Hur, Jaehoon Sim, Kyunghwan Kim, Jung Chan Lee, Dong Ah Shin, Woo Sang Cho, Byung Jun Kim, Soyoon Kwon, Ye Ji Lee
Publikováno v:
PLoS ONE, Vol 19, Iss 1, p e0297057 (2024)
BackgroundRecently, we developed a chest compression device that can move the chest compression position without interruption during CPR and be remotely controlled to minimize rescuer exposure to infectious diseases. The purpose of this study was to
Externí odkaz:
https://doaj.org/article/71a19802baa940bfb9c8324064cabac0
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 68, Iss No 1, Pp 85-88 (2023)
In present study, Fe-22Cr-4.5Al oxide dispersion strengthened ferritic alloys were fabricated using a pre-alloyed powder with different minor alloying elements, and their microstructures and tensile properties were investigated to develop the advance
Externí odkaz:
https://doaj.org/article/b596d9435c4b4f73961bf9666f9727d5