Search Results - "Jeung Hun Park"
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Poor Man’s Atomic Layer Deposition of LiF for Additive-Free Growth of Lithium Columns
Published in Nano letters (14-11-2018)“…Lithium metal is an ideal material for high-energy, cost-effective rechargeable energy storage systems. The thermodynamically unfavorable solid–liquid…”
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Effects of Nordic walking on physical functions and depression in frail people aged 70 years and above
Published in Journal of Physical Therapy Science (2015)“…[Purpose] This study investigated the effects of Nordic walking on physical functions and depression in frail people aged 70 years and above. [Subjects] Twenty…”
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Growth Kinetics of Individual Au Spiky Nanoparticles Using Liquid-Cell Transmission Electron Microscopy
Published in Journal of the American Chemical Society (14-08-2019)“…Precise control over the size and morphology of the Au spiky nanoparticle (SNP) is essential to obtain narrow and tunable surface plasmon resonance (SPR)…”
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Raman Spectroscopic Characterizations of Self-Catalyzed InP/InAs/InP One-Dimensional Nanostructures on InP(111)B Substrate using a Simple Substrate-Tilting Method
Published in Nanoscale research letters (28-11-2019)“…We report optical phonon vibration modes in ensembles of self-catalyzed InP/InAs/InP multi core-shell one-dimensional nanostructures (nanopillars and…”
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Nanoscale evolution of interface morphology during electrodeposition
Published in Nature communications (19-12-2017)“…Control of interfacial morphology in electrochemical processes is essential for applications ranging from nanomanufacturing to batteries. Here, we quantify the…”
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Control of Growth Front Evolution by Bi Additives during ZnAu Electrodeposition
Published in Nano letters (14-02-2018)“…The performance of many electrochemical energy storage systems can be compromised by the formation of metal dendrites during charging. Additives in the…”
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E-beam deposited Ag-nanoparticles plasmonic organic solar cell and its absorption enhancement analysis using FDTD-based cylindrical nano-particle optical model
Published in Optics express (04-06-2012)“…We report the plasmon-assisted photocurrent enhancement in Ag-nanoparticles (Ag-NPs) embedded PEDOT:PSS/P3HT:PCBM organic solar cells, and systematically…”
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Hierarchical Silver Network Transparent Conducting Electrodes for Thin-Film Solar Cells
Published in ACS applied electronic materials (22-02-2022)“…Flexible metal network transparent conducting electrodes (TCEs) are expected to be the most promising candidates to replace indium tin oxide (ITO) due to their…”
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Copper Better than Silver: Electrical Resistivity of the Grain-Free Single-Crystal Copper Wire
Published in Crystal growth & design (02-06-2010)“…Using a single-crystal wire fabricated through the crystal growth process, the contribution of grain boundaries (GBs) to electrical resistivity was…”
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Optimal CdS Buffer Thickness to Form High-Quality CdS/Cu(In,Ga)Se2 Junctions in Solar Cells without Plasma Damage and Shunt Paths
Published in ACS omega (22-09-2020)“…CdS has been known to be one of the best junction partners for Cu(In,Ga)Se2 (CIGS) in CIGS solar cells. However, the use of thick CdS buffer decreases the…”
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Vertical alignment of liquid crystal on a-SiOx thin film using the ion beam exposure
Published in Applied physics letters (26-06-2006)“…In this letter we demonstrate the vertical alignment of liquid crystal on inorganic thin film surfaces using the ion beam exposure. Nematic liquid crystal can…”
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Novel Vertical-Stacked-Array-Transistor (VSAT) for ultra-high-density and cost-effective NAND Flash memory devices and SSD (Solid State Drive)
Published in 2009 Symposium on VLSI Technology (01-06-2009)“…A novel 3-D NAND flash memory device, VSAT (Vertical-Stacked-Array-Transistor), has successfully been achieved. The VSAT was realized through a cost-effective…”
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Conference Proceeding -
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Automated analysis of evolving interfaces during in situ electron microscopy
Published in Advanced structural and chemical imaging (26-02-2016)“…In situ electron microscopy allows one to monitor dynamical processes at high spatial and temporal resolution. This produces large quantities of data, and…”
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Control of liquid crystal alignment by deposition of silicon oxide thin film
Published in Thin solid films (22-01-2007)“…We investigated liquid crystal alignment on a-SiO x thin films by means of X-ray diffraction and X-ray photoemission spectroscopy as we varied the deposition…”
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Vertical alignment of liquid crystal through ion beam exposure on oxygen-doped SiC films deposited at room temperature
Published in Applied physics letters (03-09-2007)“…The authors report the vertical alignment of liquid crystal (LC) through the ion beam exposure on amorphous oxygen-doped SiC (SiOC) film surfaces deposited at…”
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Temperature Dependent Growth Kinetics of Pd Nanocrystals: Insights from Liquid Cell Transmission Electron Microscopy
Published in Small (Weinheim an der Bergstrasse, Germany) (07-08-2024)“…Quantifying the role of experimental parameters on the growth of metal nanocrystals is crucial when designing synthesis protocols that yield specific…”
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Effect of e-beam dose on the fractional density of Au-catalyzed GaAs nanowire growth
Published in Thin solid films (31-05-2016)“…Using Au/GaAs as a model system, the effect of initial catalyst patterning conditions on the growth of nanowire was studied. Resulting morphologies and…”
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Control of Electron Beam-Induced Au Nanocrystal Growth Kinetics through Solution Chemistry
Published in Nano letters (12-08-2015)“…Measurements of solution-phase crystal growth provide mechanistic information that is helpful in designing and synthesizing nanostructures. Here, we examine…”
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Morphological and Chemical Mapping of Columnar Lithium Metal
Published in Chemistry of materials (14-04-2020)“…The development of high energy density lithium metal batteries requires the successful implementation of thin lithium metal anodes with limited excess lithium…”
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