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43篇 您的检索式:作者名="Juyoung"
    题名 作者 年代 出处 被引量
1Models and Algorithm for Stochastic Network Designs显示文摘The network design problem (NDP) is one of the most difficult and challenging problems in trans-portation. Traditional NDP models are often posed as a deterministic bilevel program assuming that all relevant inputs are known with certainty. This paper presents three stochastic models for designing transporta-tion networks with demand uncertainty. These three stochastic NDP models were formulated as the expected value model, chance-constrained model, and dependent-chance model in a bilevel programming framework using different criteria to hedge against demand uncertainty. Solution procedures based on the traffic assignment algorithm, genetic algorithm, and Monte-Carlo simulations were developed to solve these stochastic NDP models. The nonlinear and nonconvex nature of the bilevel program was handled by the genetic algorithm and traffic assignment algorithm, whereas the stochastic nature was addressed through simulations. Numerical experiments were conducted to evaluate the applicability of the stochastic NDP models and the solution procedure. Results from the three experiments show that the solution procedures are quite robust to different parameter settings.Anthony Chen Juyoung Kim Seungjae Lee Jaisung Choi 2009Tsinghua Science and Technology2009,14,3:5
2Structural color switching with a doped indium-gallium-zinc-oxide semiconductor显示文摘Structural coloration techniques have improved display science due to their high durability in terms of resistance to bleaching and abrasion,and low energy consumption.Here,we propose and demonstrate an all-solid-state,large-area,lithography-free color filter that can switch structural color based on a doped semiconductor.Particularly,an indium-gallium-zinc-oxide(IGZO)thin film is used as a passive index-changing layer.The refractive index of the IGZO layer is tuned by controlling the charge carrier concentration;a hydrogen plasma treatment is used to control the conductivity of the IGZO layer.In this paper,we verify the color modulation using finite difference time domain simulations and experiments.The IGZO-based color filter technology proposed in this study will pave the way for charge-controlled tunable color filters displaying a wide gamut of colors on demand.INKI KIM JUYOUNG YUN TREVON BADLOE HYUK PARK TAEWON SEO YOUNGHWAN YANG JUHOON KIM YOONYOUNG CHUNG AND JUNSUK RHO 2020Photonics Research2020,8,9:3
3荧光分子探针助力疾病标志物检测显示文摘荧光分子探针已成为当代化学生物学和生物医药领域不可或缺的研究工具,被成功应用于活细胞内重要生物物种的动态可视化和人类重大疾病的早期诊治研究.本文总结了包括阴、阳离子,活性氧、氮、碳、硫物种和酶在内的重要生物标志物在疾病发生发展中的生物学功能,以及细胞和活体层次靶向可视化这些标志物的荧光分子探针前沿进展,归纳了现有探针体系所面临的问题和挑战,并展望了该领域的发展方向.豆伟涛 韩海浩 Adam C.Sedgwick 朱国彪 臧奕 杨欣荣 Juyoung Yoon Tony DJames 李佳 贺晓鹏 2022Science Bulletin2022,67,8:3
4Rational Design and Application of an Indolium-Derived Heptamethine Cyanine with Record-Long Second Near-Infrared Emission显示文摘Heptamethine cyanine dyes,typified by indocyanine green,have been extensively employed as bioimaging indicators and theranostic agents.Significant efforts have been made to develop functional heptamethine cyanine dyes with outstanding bioimaging and theranostic utilities.In this work,we rationally designed and successfully developed a novel indolium-like heptamethine cyanine dye by installing indolium-derived polycyclic aromatic hydrocarbons on the terminal ends of a conjugated polyene backbone.This dye showed excellent photostability and showed bright fluorescent emission in the second near-infrared(NIR-Ⅱ)window with a peak at approximately 1120 nm.Such long wavelength emission prompted a superior bioimaging resolution in vivo.In particular,this NIR-Ⅱ dye had the remarkable capability of marking the blood vessels of the hindlimbs,abdomens,and brains of mice.More significantly,this dye involved a typical indolium-like heptamethine skeleton and exhibited two strong absorption bands in the 700–1300 nm NIR range,which endowed it with an intrinsic tumor-targeting capability and a high photothermal conversion efficiency(up to 68.2%),serving for the photothermal therapy of tumors under the guidance of NIR-Ⅱ fluorescence imaging.This work provides an efficient design strategy for achieving indolium-like heptamethine cyanine dyes with further NIR-Ⅱ emission.Xiaoxie Ma Yurou Huang Syed Ali Abbas Abedi Heejeong Kim Tan Teck Boon Davin Xiaogang Liu Wen-Chao Yang Yao Sun Sheng Hua Liu Jun Yin Juyoung Yoon Guang-Fu Yang 2022CCS Chemistry2022,4,6:2
5Uniaxially crumpled graphene as a platform for guided myotube formation显示文摘Graphene,owing to its inherent chemical inertness,biocompatibility,and mechanical flexibility,has great potential in guiding cell behaviors such as adhesion and differentiation.However,due to the two-dimensional(2D)nature of graphene,the microfabrication of graphene into micro/nanoscale patterns has been widely adopted for guiding cellular assembly.In this study,we report crumpled graphene,i.e.,monolithically defined graphene with a nanoscale wavy surface texture,as a tissue engineering platform that can efficiently promote aligned C2C12 mouse myoblast cell differentiation.We imparted out-of-plane,nanoscale crumpled morphologies to flat graphene via compressive straininduced deformation.When C2C12 mouse myoblast cells were seeded on the uniaxially crumpled graphene,not only were the alignment and elongation promoted at a single-cell level but also the differentiation and maturation of myotubes were enhanced compared to that on flat graphene.These results demonstrate the utility of the crumpled graphene platform for tissue engineering and regenerative medicine for skeletal muscle tissues.Junghoon Kim Juyoung Leem Hong Nam Kim Pilgyu Kang Jonghyun Choi Md Farhadul Haque Daeshik Kang SungWoo Nam 2019Microsystems & Nanoengineering2019,5,1:2
6Removal of gaseous pollutants with a UV-C254+185nm/ TiO2 irradiation system coupled with an air washer 显示文摘Juyoung Jeong Kazuhiko Sekiguchi Mami Saito 2006Chemical Engineering Joumal2006,,:1
7Evaluation of coupled convective-diffusive transport of drugs administered by intravitreal injection and controlled release implant显示文摘Juyoung Park Peter M Bungay Robert J Lutz 2005Journal of Controlled Release2005,105,:1
8Anti-quorum sensing and anti-biofilm formation activities of plant extracts from South Korea显示文摘Objective: To investigate anti-quorum sensing(anti-QS) and anti-biofilm formation(antiBF) activities of the ethanol extracts of 388 plants. Methods: The anti-QS activity of the plant extracts was evaluated by disc-diffusion assays using the bio-reporter strain, Chromobacterium violaceum CV017. Pseudomonas aeruginosa PAO1, Yersinia enterocolitica ATCC 9610, and Agrobacterium tumefaciens C58, which possess QS systems, were used to evaluate the antiBF activity of the plant extracts. Results: Among 388 plant extracts, the Cornus controversa(C. controversa) and Cynanchum wilfordii extracts exhibited the strongest anti-QS activity. The C. controversa extract exhibited anti-BF activity against Pseudomonas aeruginosa, Yersinia enterocolitica and Agrobacterium tumefaciens, whereas the Cynanchum wilfordii extract exhibited no anti-BF activity against Pseudomonas aeruginosa. In addition, the C. controversa extract suppressed soft rot of cabbage. Conclusions: The C. controversa extract inhibits bacterial QS and BF, and is capable of controlling soft rot. Therefore, this extract has potential for the prevention and treatment of bacterial infections and for the development of alternatives to antibiotics.Okhee Choi Dong-Wan Kang Su Kyung Cho Yeyeong Lee Byeongsam Kang Juyoung Bae Seunghoe Kim Jeong Hoon Lee Seung Eun Lee Jinwoo Kim 2018Asian Pacific Journal of Tropical Biomedicine2018,8,8:1
9Adaptive digital watermarking based on wavelet transform using successive subband quantization and perceptual model显示文摘Kim JuYoung Kwon Seonggeun 2002ITC-CSCC2002,2,:1
10Conductive graphiterpolyure- thane composite films using amphiphilic reactive dispersant: Synthesis and characterization显示文摘Otieno Geoffrey Kim Juyoung 2008Journal of Industrial and En- gineering Chemistry2008,26,14:1
11Multi‐Shell Porous TiO2 Hollow Nanoparticles for Enhanced Light Harvesting in Dye‐sensitized Solar Cells显示文摘Sun Hye Hwang Juyoung Yun Jyongsik Jang 2014Mater2014,,48:1
12A bifunctional rhodamine derivative as chemosensor for recognizing Cu^2+ and Hg^2+ ions via different spectra显示文摘A new simple bifunctional chemosensor 1 based on rhodamine was synthesized by hydrazide and formylformic acid,which could detect Cu^2+and Hg^2+via dif ferent detecting methods in CH3 CN-HEPES buffer solution(20 mmol/L,pH 7.4)(1:9,v/v)respectively.When sensor 1 bound with Cu^2+,it showed a colorimetric change,while a selective enhancement in fluorescence occurred upon 1 binding with Hg^2+,resulting from the spirolatam-ring opening process.The binding modes of 1 with Cu^2+and Hg^2+were investigated based on UV,fluorescence change,ESI-Mass and Job’s Plot data.Moreover,sensor 1 could selectively detect target ion in a mixed solution of Cu^2+and Hg^2+,and the two metal ions do not inte rfere with each other in the process of detecting Cu^2+or Hg^2+with 1.Kaijie Wangc Qing Kong Xiaoqiang Chen Juyoung Yoon K.M.K.Swamy Fang Wang 2020Chinese Chemical Letters2020,31,5:1
13Royal jelly enhances migration of human dermal fibroblasts and alters the levels显示文摘JUYOUNG K YOUNGAE K HYEJEONG Y 2010Nutrition Research and Practice2010,4,5:1
14The Trade And Welfare Analysis of the TPP 显示文摘Juyoung Cheong Shino Takayama 2014(3)2014,,3:1
15Rule identification from web pages by the xrml approach显示文摘Juyoung Kang T Jae Kyu Lee 2005Decision Support System2005,,41:1
16Effects of shear stress cultivation on cell membrane disruption and intracellular calcium concentration in sonoporation of endothelial cells显示文摘Juyoung Park Zhenzhen Fan Cheri X. Deng 2010Journal of Biomechanics2010,,1:1
17A hybrid Metaheuristic Approach for the Rollon rolloff Vehicle Routing Problem显示文摘Juyoung Wy Byung-InKim 2013Computers and Operations Research2013,40,:1
18The Rollon- rolloff Waste Collection Vehicle Routing Problem with Time Windows显示文摘Juyoung Wy Byung-In Kim Seongbae Kim 2013European Journal of Operatinnal Research2013,224,:1
19Evaluation of Drivers' Psychophysiological Load at Freeway Merging Area显示文摘 Juyoung Kim Kyungwoo Kang Jungho Yun 2001Traffic safety2001,25,1:1
20A thermally reversible tern perature sensor based on polydiacetylene synthesis and ther- mochromic properties显示文摘Chen Xiaoqiang Yoon Juyoung 2011Dyes and Pigments2011,89,:1
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