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35篇 您的检索式:作者名="Kim JunHo"
    题名 作者 年代 出处 被引量
1Multiple-patterning colloidal lithography-implemented scalable manufacturing of heat-tolerant titanium nitride broadband absorbers in the visible to near-infrared显示文摘Broadband perfect absorbers have been intensively researched for decades because of their near-perfect absorption optical property that can be applied to diverse applications. Unfortunately, achieving large-scale and heat-tolerant absorbers has been remained challenging work because of costly and time-consuming lithography methods and thermolability of materials, respectively. Here, we demonstrate a thermally robust titanium nitride broadband absorber with >95% absorption efficiency in the visible and near-infrared region (400–900 nm). A relatively large-scale (2.5 cm × 2.5 cm) absorber device is fabricated by using a fabrication technique of multiple-patterning colloidal lithography. The optical properties of the absorber are still maintained even after heating at the temperatures >600 ∘C. Such a large-scale, heat-tolerant, and broadband near-perfect absorber will provide further useful applications in solar thermophotovoltaics, stealth, and absorption controlling in high-temperature conditions.Dasol Lee Myeongcheol Go Minkyung Kim Junho Jang Chungryong Choi Jin Kon Kim Junsuk Rho 2021Microsystems & Nanoengineering2021,7,2:4
2S100A4 released from highly bone-metastatic breast cancer cells plays a critical role in osteolysis显示文摘Bone destruction induced by breast cancer metastasis causes severe complications,including death,in breast cancer patients.Communication between cancer cells and skeletal cells in metastatic bone microenvironments is a principal element that drives tumor progression and osteolysis.Tumor-derived factors play fundamental roles in this form of communication.To identify soluble factors released from cancer cells in bone metastasis,we established a highly bone-metastatic subline of MDA-MB-231 breast cancer cells.This subline(mtMDA)showed a markedly elevated ability to secrete S100A4 protein,which directly stimulated osteoclast formation via surface receptor RAGE.Recombinant S100A4 stimulated osteoclastogenesis in vitro and bone loss in vivo.Conditioned medium from mtMDA cells in which S100A4 was knocked down had a reduced ability to stimulate osteoclasts.Furthermore,the S100A4 knockdown cells elicited less bone destruction in mice than the control knockdown cells.In addition,administration of an anti-S100A4 monoclonal antibody(mAb)that we developed attenuated the stimulation of osteoclastogenesis and bone loss by mtMDA in mice.Taken together,our results suggest that S100A4 released from breast cancer cells is an important player in the osteolysis caused by breast cancer bone metastasis.Haemin Kim Bongjun Kim Sang Il Kim Hyung Joon Kim Brian YRyu Junho Chung Zang Hee Lee Hong-Hee Kim 2019Bone Research2019,7,4:2
3Interferometric Microwave Radiometers for High-Resolution Imaging of the Atmosphere Brightness Temperature Based on the Adaptive Capon Signal Processing Algorithm显示文摘Hyuk Park Junho Choi Vladimir Katkovnik Yonghoon Kim 2004Environmental Monitoring and Assessment2004,,1:1
4VLSI Implementation of a High-Throughput Soft-Bit-Flipping Decoder for Geometric LDPC Codes 显示文摘Kim J Junho C Wonyong S 2010IEEE Transactions on Circuits and Systems I: Regular Papers (S1549-8328)2010,57,5:1
5Deposition of CuInS2 Films by Electrostatic Field Assisted Ultrasonic Spray Pyrolysis显示文摘Lee Dong-Yeup Kim JunHo 2011Solar Energy Materials&Solar Cells2011,95,:1
6Fabrication of perovskite solar cell with high short-circuit current density(Jsc)using moth-eye structure of SiOx显示文摘The performance of solar cells is determined by three factors:the open-circuit voltage(Voc),short-circuit current density(Jsc),and fill factor(FF).The Voc and FF are determined by the material bandgap and the series/shunt resistance,respectively.However,Jsc is determined by the amount of incident light in addition to the bandgap of the material.In this study,a moth-eye pattern was formed on a glass surface via direct printing to increase the amount of incident light and thus increase Jsc-The moth-eye pattern is a typical antireflection pattern that reduces the reflection by gradually increasing the refractive index.A flat perovskite solar cell(F-PSC)and a moth-eye patterned perovskite solar cell(M-PSC)had Jsc values of 23.70 and 25.50 mA/cm^2,respectively.The power-conversion efficiencies of the F-PSC and M-PSC were 19.81%and 21.77%,respectively.Sucheol Ju Minseop Byun Minjin Kim Junho Jun Daihong Huh Dong Suk Kim Yimhyun Jo Heon Lee 2020Nano Research2020,13,4:1
7Detection of hydrogen peroxide with luminol electrogenerated chemiluminescence at mesoporous platinum electrode in neutral aqueous solution显示文摘Jee Hoon Han Junho Jang Byung Kun Kim Han Nim Choi Won-Yong Lee 2011Journal of Electroanalytical Chemistry2011,,1:1
8The originality of acupuncture in chosun dynasty found in introduction to medicine显示文摘Junho Oh Namil Kim Wungseok Cha 2009Korean Journal of Oriental Medicine2009,15,1:1
9High efficiency CZTSSe solar cells enabled by dual Ag-passivation approach via aqueous solution process显示文摘Ag substitution in Cu_(2)ZnSn(S,Se)_(4)(CZTSSe)is a promising way to mitigate Cu/Zn related defects,electrostatic fluctuations and Shockley-Read-Hall(SRH)recombination centers.However,high performance ACZTSSe solar cells are generally demonstrated with more Ag amounts and strenuous fabrication processes,which are not ideal when using cheap constituent materials CZTSSe.To reduce the Ag amount(2%-3%),local Ag substitutions into CZTSSe at front(F),back(B)and dual front/back(FB)were proposed.Experimental results revealed that F-passivation effectively reduced the Cu/Zn related defects and further limits the interface/bulk recombination whereas B-passivation improved the grain growth at the back interface and further allows enhanced transport of charge carriers.By employing the dual Agpassivation approach,the final ACZTSSe device parameters were significantly improved and remarkable power conversion efficiency(PCE)of 12.43%was achieved with eco-friendly aqueous solution process.Temujin Enkhbat Enkhjargal Enkhbayar Namuundari Otgontamir Md Hamim Sharif Md Salahuddin Mina Seong Yeon Kim JunHo Kim 2023Journal of Energy Chemistry2023,,2:1
10Comparative study of Cu 2 ZnSnS 4 film growth显示文摘Hyesun Yoo JunHo Kim 2010Solar Energy Materials and Solar Cells2010,,1:1
11The Originality of Acupuncture in Chosun Dynasty found in Introduction to Medicine显示文摘Junho Oh Namil Kim Wungseok Cha 2009KOREAN JOURNAL OF ORIENTAL MEDICINE2009,15,1:1
12Comparative study of Cu 2 ZnSnS 4 film growth显示文摘Hyesun Yoo JunHo Kim 2010Solar Energy Materials and Solar Cells2010,,:1
13Comparison of autogenous tooth bone graft and synthetic bone graft materials used for bone resorption around implants after crestal approach sinus lifting: a retrospective study 显示文摘Young-Kyun Kim Junho Lee Ji-Yong Yun 2014Journal of Periodontal & Implant Science2014,44,5:1
14VLSI Implementation of a High-Throughput Soft-Bit-Flipping Decoder for Geometric LDPC Codes 显示文摘Kim J Junho C Wonyong S 2010IEEE Transactions on Circuits and Systems I: Regular Papers (S1549-8328)2010,57,5:1
15Photo-a-ligned and photo-conductive polymer layers for photorefraetive liquid crystal cells of high transmittance 显示文摘Hyun Wuk Kim Kyung Soo Choi Junho Mun 2003Optical Mater2003,2,1:1
16Development of a new biomonitoring method to detect the abnormal activity of daphnia magna using automated grid counter device显示文摘Junho Jeon Joon Ha Kim Byung Cheun Lee 2007Science of the Total En- vironment2007,389,2:1
17Topology evolutions of silhouettes显示文摘We give the topology changing of the silhouette in 3D space while others study the projections in an image. Silhou- ettes play a crucial role in visualization, graphics and vision. This work focuses on the global behaviors of silhouettes, especially their topological evolutions, such as splitting, merging, appearing and disappearing. The dynamics of silhouettes are governed by the topology, the curvature of the surface, and the view point. In this paper, we work on a more theoretical level to give enu- merative properties of the silhouette including: the integration of signed geodesic curvature along a silhouette is equal to the view cone angle; in elliptic regions, no silhouette can be contained in another one; in hyperbolic regions, if a silhouette is homotopic to a point, then it has at least 4 cusps; finally, critical events can only happen when the view point is on the aspect surfaces (ruled surface of the asymptotic lines of parabolic points with surface itself). We also introduce a method to visualize the evolution of silhouettes, especially all the critical events where the topologies of the silhouettes change. The results have broad applications in computer vision for recognition, graphics for rendering and visualization.DAI Jun-fei KIM Junho ZENG Hua-yi GU Xian-feng YAU Shing-tung 2007Journal of Zhejiang University-Science A(Applied Physics & Engineering)2007,8,10:1
18Center-cellconcentration structure of a cell-to-cell balancing circuit with a reduced number of switches 显示文摘Kim Moonyoung Kim Junho Moon Gunwoo 2014IEEE Transactions on Power Electronics2014,29,10:1
19Cytochrome b5 Reductase 1 Triggers Serial Reactions that Lead to Iron Uptake in Plants显示文摘根围使发酸为铁(Fe ) 是必要的举起进植物根。在根围使发酸的血浆膜(下午) H +-ATPases 戏钥匙角色。然而,下午 H +-ATPase 活动怎么被调整在 Fe 缺乏的条件下面提高根 Fe 举起,充分没被理解。这里,我们现在的证据那细胞色素 b5 reductase (CBR1 ) 1 增加不饱和的丰满的酸的层次,它 stimulatePM H +-ATPase 活动并且这样 leadto 根围使发酸。不饱和的丰满的酸(18:2 和 18:3 ) 高级的有的 CBR1-overexpressing (CBR1 公牛) Arabidopsis thaliana 植物,更高级的下午 H +-ATPase 活动,和比野类型的植物的更低的根围 pH。由对比, cbr1loss-of-function 异种植物显示出不饱和的丰满的酸和更低的下午 H +-ATPase 活动的底层但是更高的根围 pH。在 cbr1 的减少的下午 H +-ATPase 活动能是由不饱和的丰满的酸的增加的恢复 invitro。CBR1,丰满的酸 desaturase2 (FAD2 ) ,和丰满的酸 desaturase3 (FAD3 ) 的抄本层次在 Fe 缺乏的条件下面被增加。我们建议 CBR1 在增加不饱和的丰满的酸的层次有一个关键角色,它 activatethe 下午 H +-ATPase 并且这样 reducerhizosphere pH。这反应串联最终支持根 Fe 举起。Young Jun Oh Hanul Kim Sung Hee Seo Bae Geun Hwang Yoon Seok Chang Junho Lee Dong Wook Lee Eun Ju Sohn Sang Joon Lee Youngsook Lee Inhwan Hwang 2016Molecular Plant2016,9,4:1
20Fungal biodegradation of carbofuran and carbofuran phenol by the fungus Mucor ramannianus:identication of metabolites显示文摘Jiyoung Seo Junho Jeon Sang-Don Kim 2007Water Science & Technology2007,55,1:1
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