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17篇 您的检索式:作者名="Jonghun"
    题名 作者 年代 出处 被引量
1Review of MXenes as new nanomaterials for energy storage/delivery and selected environmental applications显示文摘Energy and environmental issues presently attract a great deal of scientific attention. Recently, two-dimensional MXenes and MXene-based nanomaterials have attracted increasing interest because of their unique properties (e.g., remarkable safety, a very large interlayer spacing, environmental flexibility, a large surface area, and thermal conductivity). In 2011, multilayered MXenes (Ti3C2Tx, a new family of two-dimensional (2D) materials) produced by etching an A layer from a MAX phase of Ti3AlC2, were first described by researchers at Drexel University. The term “MXene” was coined to distinguish this new family of 2D materials from graphene, and applies to both the original MAX phases and MXenes fabricated from them. We present a comprehensive review of recent studies on energy and environmental applications of MXene and MXene-based nanomaterials, including energy conversion and storage, adsorption, membrane, photocatalysis, and antimicrobial. Future research needs are discussed briefly with current challenges that must be overcome before we completely understand the extraordinary properties of MXene and MXene-based nanomaterials.Byung-Moon Jun Sewoon Kim Jiyong Heo Chang Min Park Namguk Her Min Jang Yi Huang Jonghun Han Yeomin Yoon 2019Nano Research2019,12,3:18
2A severely displaced metaphyseal fracture of the proximal humerus with dislocation of the shoulder in a child显示文摘有在孩子的肩膀的共存的脱臼的近似肱骨 metaphysis 的骨折是稀罕损害。损害经常作为高速度损伤的后果发生。通常在孩子与 epiphysis 联系的近似肱骨的大多数破裂能与关上的减小被对待。我们介绍了支撑了肩膀的这类破裂脱臼的 5 岁的女孩的一个案例。有多重光滑的 K 电线的开的减小和内部固定被执行。在二年后续,病人是疼痛免费、重获的完整的范围打手势。JI Jonghun Mohamed Shaft Sang-Eun Park Po Yeon Park 2014Chinese Journal of Traumatology2014,17,1:6
3Significant risk and associated factors of active tuberculosis infection in Korean patients with inflammatory bowel disease using anti-TNF agents显示文摘AIM:To evaluate the incidence and risk factors of Korean tuberculosis(TB) infection in patients with inflammatory bowel disease(IBD) undergoing anti-TNF treatment.METHODS:The data of IBD patients treated with anti-TNFs in 13 tertiary referral hospitals located in the southeastern region of Korea were collected retrospectively.They failed to show response or were intolerant to conventional treatments,including steroids or immunomodulators.Screening measures for latent TB infection(LTBI)and the incidence and risk factors ofactive TB infection after treatment with anti-TNFs were identified.RESULTS:Overall,376 IBD patients treated with antiTNF agents were recruited(male 255,mean age of anti-TNF therapy 32.5±13.0 years);277 had Crohn’s disease,99 had ulcerative colitis,294 used infliximab,and 82 used adalimumab.Before anti-TNF treatment,screening tests for LTBI including an interferon gamma release assay or a tuberculin skin test were performed in 82.2%of patients.Thirty patients(8%)had LTBI.Sixteen cases of active TB infection including one TB-related mortality occurred during 801 personyears(PY)follow-up(1997.4 cases per 100000 PY)after anti-TNF treatment.LTBI(OR=5.76,95%CI:1.57-21.20,P=0.008)and WBC count<5000 mm3(OR=4.5,95%CI:1.51-13.44,P=0.007)during follow-up were identified as independently associated risk factors.CONCLUSION:Anti-TNFs significantly increase the risk of TB infection in Korean patients with IBD.The considerable burden of TB and marked immunosuppression might be attributed to this risk.Eun Soo Kim Geun Am Song Kwang Bum Cho Kyung Sik Park Kyeong Ok Kim Byung Ik Jang Eun Young Kim Seong Woo Jeon Hyun Seok Lee Chang Heon Yang Yong Kook Lee Dong Wook Lee Sung Kook Kim Tae Oh Kim Jonghun Lee Hyung Wook Kim Sam Ryong Jee Seun Ja Park Hyun Jin Kim 2015World Journal of Gastroenterology2015,21,11:5
4Numerical simulation for dendrite growth in directional solidification using LBM-CA(cellular automata)coupled method显示文摘To predict the dendrite morphology and microstructure evolution in the solidification of molten metal,numerically,lattice Boltzmann method(LBM)-cellular automata(CA)model has been developed by integrating the LBM to solve the mass transport by diffusion and convection during solidification and the CA to determine the phase transformation with respect to the solid fraction based on the local equilibrium theory.It is successfully validated with analytic solutions such as Lipton-Glicksman-Kurz(LGK)model in static melt,and Oseen-Ivantsov solution under the fluid flow conditions in terms of tip radius and velocity of the dendrite growth.The proposed LBM-CA model does not only describe different types of dendrite formations with respect to various solidification conditions such as temperature gradient and growth rate,but also predict the primary dendrite arm spacing(PDAS)and the secondary dendrite arm spacing(SDAS),quantitatively,in directional solidification(DS)experiment with Ni-based superalloy.Wonjoo Lee Yuhyeong Jeong Jae-Wook Lee Howon Lee Seong-hoon Kang Young-Min Kim Jonghun Yoon 2020Journal of Materials Science & Technology2020,47,14:3
5Impact of Viral Hepatitis on Outcomes after Liver Resection for Hepatocellular Carcinoma: Results from a North American Center显示文摘Jonghun J. Lee Peter T. W. Kim Sandra Fischer Scott Fung Steven Gallinger Ian McGilvray Carol-anne Moulton Alice C. Wei Paul D. Greig Sean P. Cleary 2014Annals of Surgical Oncology2014,,8:1
6Dynamic deformation behavior and microstructural evolution during high-speed rolling of Mg alloy having non-basal texture显示文摘The dynamic deformation behaviors and resultant microstructural variations during high-speed rolling(HSR) of a Mg alloy with a non-basal texture are investigated. To this end, AZ31 alloy samples in which the basal poles of most grains are predominantly aligned parallel to the transverse direction(TD) are subjected to hot rolling with different reductions at a rolling speed of 470 m/min. The initial grains with a TD texture are favorable for {10–12} twinning under compression along the normal direction(ND); as a result, {10–12} twins are extensively formed in the material during HSR, and this consequently results in a drastic evolution of texture from the TD texture to the ND texture and a reduction in the grain size. After the initial grains are completely twinned by the {10–12} twinning mechanism, {10–11} contraction twins and {10–11}-{10–12} double twins are formed in the {10–12} twinned grains by further deformation.Since the contraction twins and double twins have crystallographic orientations that are favorable for basal slip during HSR, dislocations easily accumulate in these twins and fine recrystallized grains nucleate in the twins to reduce the increased internal strain energy. Until a rolling reduction of 20%, {10–12}twinning is the main mechanism governing the microstructural change during HSR, and subsequently,the microstructural evolution is dominated by the formation of contraction twins and double twins and the dynamic recrystallization in these twins. With an increase in the rolling reduction, the average grain size and internal strain energy of the high-speed-rolled(HSRed) samples decrease and the basal texture evolves from the TD texture to the ND texture more effectively. As a result, the 80% HSRed sample, which is subjected to a large strain at a high strain rate in a single rolling pass, exhibits a fully recrystallized microstructure consisting of equiaxed fine grains and has an ND basal texture without a TD texture component.Sang-Hoon Kim Jeong Hun Lee Chong Soo Lee Jonghun Yoon Sung Hyuk Park 2019Journal of Materials Science & Technology2019,35,4:1
7Evolution of the microstructure and mechanical properties of AZ61 alloy processed by half channel angular extrusion (HCAE), a novel severe plastic deformation process显示文摘Kyungjin Kim Jonghun Yoon 2013Materials Science & Engineering A2013,,:1
8A Deadlock and Livelock Free Protocol for Decentralized Internet Resource Co-allocation 显示文摘Jonghun Park 2004IEEE Transactions on systems man and cybernetics -Part A: systems and humans2004,1123,:1
9Pricing fraud detection in online shopping malls using a finite mixture model显示文摘Kwanho Kim< !--Q1: Please confirm that given names and surnames have been identified correctly.--> Yerim Choi Jonghun Park 2013Electronic Commerce Research and Applications2013,,3:1
10Evaluation on potential for assessing indoor formaldehyde using biosensor system based on swimming behavior of Japanese medaka(oryzias latipes)显示文摘Jonghun Kim Shinsuke Kato Kenichiro Takeuchi 0,,:1
11FlowWiki:A wiki based platform for ad hoc collaborative workflows显示文摘Jae-Yoon Jung Kwanho Kim Dongmin Shin Jonghun Park 0,,:1
12Topic based photo set retrieval using user annotated tags显示文摘Lee Sangjin Park Jonghun 2013Multimedia Tools and Applications2013,64,1:1
13Hexavalent Chromium Removal by Various Adsorbents: Powdered Activated Carbon, Chitosan, and Single/Multi-walled Carbon Nanotubes 显示文摘Jung Chanil Heo Jiyong Han Jonghun 2013Separation and Purification Technology2013,106,:1
14Micro genetic algorithm based optimal gate positioning in injection molding design显示文摘Jongsoo Lee Jonghun Kim 2007Journal of Mechanical Science and Technology2007,,5:1
15Micro genetic algorithm based optimal gate position in injection molding design显示文摘Jongsoo Lee Jonghun Kim 2007Journal of Mechanical Science and Technology2007,21,2007:1
16Detection of chemicals in water using a three-dimensional graphene porous structure as liquid-vapor separation filter显示文摘在这研究,我们报导利用一三维(3D ) 多孔的 graphene 当堵住液体化学药品和水时,作为液体蒸汽分离过滤器组织,它允许化学蒸汽的经过。从区域被要求避免反常晶体管特征的半导体的察觉到的液体化学药品和水的阻塞。以便给予 omniphobic 特征,一(heptadecafluoro-1,1,2,2-tetrahydrodecyl ) trichlorosilane (HDF-S ) 自我装配的单层在 3D 的表面上是涂的多孔的 graphene 结构。水里的化学代理人的集中能被在 HDF-S 自我装配的 3D graphene 结构盖住的氧化物 nanowire 晶体管在阀值电压观察移动一致地检测。建议监视方法被期望由提供察觉到性能的一个马厩在不同环境为申请提供工具。Taekyung Lim Jaejun Lee Jonghun Lee Sanghyun Ju 2017Nano Research2017,10,3:0
17Numerical analysis of clamping pressure during carton clamp handling of heavyweight corrugated packages显示文摘In order to determine the theoretical minimum clamping pressure required in carton clamp handling of heavyweight corrugated package(HCP)such as large packages or unitized agricultural product packages,a numerical model of clamping pressure was developed.To develop the model,the dynamic load factor was measured at the handling test course which was designed on the basis of actual handling environment of the target HCP.Also,the static-frictional coefficients between the HCPs and between the HCP and a rubber contact pad of carton clamp arm were analyzed.The main factors in the developed numerical model of clamping pressure were the handling load weight and the effective contact area of the carton clamp arm.In addition,field tests were performed to validate the theoretical minimum clamping pressure calculated from the model.Averaged slip distance from the single package and two packages handling was estimated as a 3.2 mm through field test,and it is expected that the 3.2 mm slip distance will be acceptable for a safe operation in the handling environment.The suggested analytical approach with the numerical model can be a useful means for estimating the clamping pressure of the carton clamps used to handle the HCP.Jongmin Park Jongsoon Kim Jonghun Park Laszlo Horvath Ghiseok Kim 2017International Journal of Agricultural and Biological Engineering2017,10,5:0
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