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10篇 您的检索式:作者名="Ohjoon"
    题名 作者 年代 出处 被引量
1Design method for TRIP-aided multiphase steel based on a microstructure-based modelling for transformation-induced plasticity and mechanically induced martensitic transformation显示文摘Heung Nam Han Chang-Seok Oh Gyosung Kim Ohjoon Kwon 2008Materials Science & Engineering A2008,,1:2
2High Strength Steel Plates for Large Container Ships显示文摘Heavy thickness steel plates with a good combination of strength,toughness and weldability have been demanded for building of large container ships.High strength steel plates with heavy gauge of EH36,EH40 and EH47 grades were developed by optimizing chemical compositions and TMCP process parameters.Micro alloying elements of Ti and Nb were added to the three steel grades for enhancing the strength and toughness of base plates.The strength of base plates of the EH47 grade was further enhanced with the help of the increased amount of substitutional solid solutes,such as manganese,copper,nickel,or chromium.EH36 steel plates for high heat input over 550 kJ/cm were manufactured by improving thermal stability of TiN particles for better weld heat-affected zone toughness.Thermally stabilized TiN particles effectively suppress grain growth at weld heat-affected zone,leading to better toughness.These steel plates showed excellent mechanical properties of base plates and welded joints.Chang-Sun Lee Sangho Kim In-Shik Suh Kyung-Keun Um Ohjoon Kwon 2011Journal of Iron and Steel Research(International)2011,18,S1:2
3A Technology for the Prediction and Control of Mierostructure Changes and Mechanical Properties in Steel显示文摘Ohjoon kwon 1992ISIJ International1992,32,3:1
4A technology changes and for the prediction and mechanical properties in control of micro-structural steel 显示文摘Ohjoon Kwon 1992ISIJ International1992,32,3:1
5Transformation strengthening by thermomechanical treatments in C-Mn-Ni-Nb steels显示文摘Sunghak Lee Dongil Kwon Young Kook Lee Ohjoon Kwon 1995Metallurgical and Materials Transactions A1995,,5:1
6Transformation strengthening by thermomechanical treatments in C-Mn-Ni-Nb steels显示文摘Sunghak Lee Dongil Kwon Young Kook Lee Ohjoon Kwon 1995Metallurgical and Materials Transactions A1995,,5:1
7Transformation strengthening by thermomechanical treatments in C-Mn-Ni-Nb steels显示文摘Sunghak Lee Dongil Kwon Young Kook Lee Ohjoon Kwon 1995Metallurgical and Materials Transactions A1995,,5:1
8A technology for the prediction and control of microstructural changes and mechanical properties in steel 显示文摘Ohjoon Kwon 1992ISIJ International1992,32,3:1
9Effects of Nitrogen on the Mechanical Properties of Cold Rolled TRIP-aided Steel Sheets显示文摘Seung Chul Baik Sung-Ho Park Ohjoon Kwon 2006ISIJ International2006,46,4:1
10Cell-type continuous electromagnetic radiation system generating millimeter waves for active denial system applications显示文摘The cell-type continuous electromagnetic radiation system is a demonstration device capable of generating high-power millimeter electromagnetic waves of a specific wavelength and observing their effects on living organisms.It irradiates a biological sample placed in a 30×30×50 cm^(3)cell with electromagnetic waves in the 3.15-mm-wavelength region(with an output of≥1 W)and analyzes the temperature change of the sample.A vacuum electronic device-based coupled-cavity backward-wave oscillator converts the electron energy of the electron beam into radiofrequency(RF)energy and radiates it to the target through an antenna,increasing the temperature through the absorption of RF energy in the skin.The system causes pain and ultimately reduces combat power.A cell-type continuous electromagnetic radiation system consisting of four parts—an electromagnetic-wave generator,a highvoltage power supply,a test cell,and a system controller—generates an RF signal of≥1 W in a continuous waveform at a 95-GHz center frequency,as well as a chemical solution with a dielectric constant similar to that of the skin of a living organism.An increase of 5°C lasting approximately 10 s was confirmed through an experiment.Sun-Hong Min Ohjoon Kwon Matlabjon Sattorov Seontae Kim In-Keun Baek Seunghyuk Park Ranjan Kumar Barik Anirban Bera Dongpyo Hong Seonmyeong Kim Bong Hwan Hong Chawon Park Sukhwal Ma Minho Kim Kyo Chul Lee Yong Jin Lee Han Byul Kwon Young Joon Yoo Sang Yoon Park Gun-Sik Park 2022Defence Technology(防务技术)2022,18,10:0
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