Search Results - "Jae-Pyoung Ahn"

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    Activation of a Ni electrocatalyst through spontaneous transformation of nickel sulfide to nickel hydroxide in an oxygen evolution reaction by Lee, Minoh, Oh, Hyung-Suk, Cho, Min Kyung, Ahn, Jae-Pyoung, Hwang, Yun Jeong, Min, Byoung Koun

    Published in Applied catalysis. B, Environmental (05-10-2018)
    “…[Display omitted] •Electro-oxidation treatment on Ni-sulfide/Ni foam highly improves its OER activity.•Sulfurization of Ni facilitates the formation of…”
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    Journal Article
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    Diffusion Along Dislocations Mitigates Self‐Limiting Na Diffusion in Crystalline Sn by Byeon, Young‐Woon, Ahn, JaePyoung, Lee, Jae‐Chul

    “…The diffusion of carrier ions in alloying anodes often develops compressive stresses in front of the propagating interface, suppressing the carrier‐ion…”
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    COVID-19 outbreak prediction using Seq2Seq + Attention and Word2Vec keyword time series data by Kim, Yeongha, Park, Chang-Reung, Ahn, Jae-Pyoung, Jang, Beakcheol

    Published in PloS one (26-04-2023)
    “…As of 2022, COVID-19, first reported in Wuhan, China, in November 2019, has become a worldwide epidemic, causing numerous infections and casualties and…”
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    Suppressing the Dark Current in Quantum Dot Infrared Photodetectors by Controlling Carrier Statistics by Jung, Byung Ku, Woo, Ho Kun, Shin, Chanho, Park, Taesung, Li, Ning, Lee, Kyu Joon, Kim, Woosik, Bae, Jung Ho, Ahn, JaePyoung, Ng, Tse Nga, Oh, Soong Ju

    Published in Advanced optical materials (01-01-2022)
    “…Lead sulfide colloidal quantum dot photodiodes (PbS QDPDs) exhibit a high energy conversion efficiency for infrared detection. Despite the high photoinduced…”
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    Deformation twinning of ultrahigh strength aluminum nanowire by Kim, Sung-Hoon, Kim, Hong-Kyu, Seo, Jong-Hyun, Whang, Dong-Mok, Ahn, Jae-Pyoung, Lee, Jae-Chul

    Published in Acta materialia (01-11-2018)
    “…Recent studies have demonstrated that many metal nanowires (NWs) with low stacking-fault energies display ultrahigh strength and can accommodate large plastic…”
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    Superplastic Deformation of Defect-Free Au Nanowires via Coherent Twin Propagation by Seo, Jong-Hyun, Yoo, Youngdong, Park, Na-Young, Yoon, Sang-Won, Lee, Hyoban, Han, Sol, Lee, Seok-Woo, Seong, Tae-Yeon, Lee, Seung-Cheol, Lee, Kon-Bae, Cha, Pil-Ryung, Park, Harold S, Kim, Bongsoo, Ahn, Jae-Pyoung

    Published in Nano letters (10-08-2011)
    “…We report that defect-free Au nanowires show superplasticity on tensile deformation. Evidences from high-resolution electron microscopes indicated that the…”
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    Twin boundary sliding in single crystalline Cu and Al nanowires by Kim, Sung-Hoon, Park, Jun-Hyoung, Kim, Hong-Kyu, Ahn, Jae-Pyoung, Whang, Dong-Mok, Lee, Jae-Chul

    Published in Acta materialia (01-09-2020)
    “…Twin boundary sliding (TBS) is a deformation mode that is typically observed in nanocrystalline metals and usually occurs at multiple locations in the twinned…”
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    Spinodally Decomposed PbSe-PbTe Nanoparticles for High-Performance Thermoelectrics: Enhanced Phonon Scattering and Unusual Transport Behavior by Kim, Min-Seok, Lee, Woo-Jin, Cho, Ki-Hyun, Ahn, Jae-Pyoung, Sung, Yun-Mo

    Published in ACS nano (26-07-2016)
    “…Dramatic enhancements in the figure of merit have been obtained in bulk thermoelectric materials by doping, band engineering, and nanostructuring. Especially,…”
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    Selective crack suppression during deformation in metal films on polymer substrates using electron beam irradiation by Lee, So-Yeon, Park, Kyung Ryoul, Kang, Sung-gyu, Lee, Ji-Hoon, Jeon, Eun-chae, Shim, Cheol-Hwee, Ahn, Jae-Pyoung, Kim, Dong-Ik, Han, Heung Nam, Joo, Young-Chang, Kim, Changsoon, Choi, In-Suk

    Published in Nature communications (01-10-2019)
    “…While cracks are usually considered detrimental, crack generation can be harnessed for various applications, for example in ceramic materials, via directing…”
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    Studies on Catalytic Activity of Hydrogen Peroxide Generation according to Au Shell Thickness of Pd/Au Nanocubes by Kim, Inho, Seo, Myung-gi, Choi, Changhyeok, Kim, Jin Soo, Jung, Euiyoung, Han, Geun-Ho, Lee, Jae-Chul, Han, Sang Soo, Ahn, Jae-Pyoung, Jung, Yousung, Lee, Kwan-Young, Yu, Taekyung

    Published in ACS applied materials & interfaces (07-11-2018)
    “…The catalytic properties of materials are determined by their electronic structures, which are based on the arrangement of atoms. Using precise calculations,…”
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    Total Integration of the Sample Injection, Microdroplet Reaction, Phase Separation, Real‐Time Optical Detection, and Recovery of Diverse Silver–Gold Bimetallic Nanoalloys in a Continuous Process by Bui, Hoang Khang, Kim, Ki Yoon, Kim, Hyeonjin, Ahn, JaePyoung, Yu, Taekyung, Seo, Tae Seok

    “…Microfluidic droplet generators have garnered great attention due to the uniformity, high‐throughput capability, and facile experimental setup. To maximize the…”
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    Easy Synthesis and Magnetic Properties of Iron Oxide Nanoparticles by Woo, Kyoungja, Hong, Jangwon, Choi, Sungmoon, Lee, Hae-Weon, Ahn, Jae-Pyoung, Kim, Chul Sung, Lee, Sang Won

    Published in Chemistry of materials (13-07-2004)
    “…Easy preparation of iron oxide nanoparticles [5- and 11-nm maghemite (γ-Fe2O3) and 19-nm magnetite (Fe3O4)] by thermal decomposition of Fe(CO)5 in the presence…”
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    Bent Polytypic ZnSe and CdSe Nanowires Probed by Photoluminescence by Kim, Yejin, Im, Hyung Soon, Park, Kidong, Kim, Jundong, Ahn, JaePyoung, Yoo, Seung Jo, Kim, Jin‐Gyu, Park, Jeunghee

    “…Nanowires (NWs) have witnessed tremendous development over the past two decades owing to their varying potential applications. Semiconductor NWs often contain…”
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    Bimodal reinforcement of graphite flake and graphene nanoplatelet in Cu matrix composites: Anisotropy of the thermo-mechanical properties and failure mechanisms by Zhang, Jun, Shim, Sang Hun, Cho, Hyeyoung, Lee, Donggil, Lee, Soo Yeol, Ahn, Jae-Pyoung, Han, Jun Hyun

    “…Bimodal reinforcement consisting of powders of large graphite flake (GF) and small graphene nanoplatelet (GNP) were used to fabricate (GF + GNP)/Cu composites…”
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    Structure and mechanical properties of W incorporated diamond-like carbon films prepared by a hybrid ion beam deposition technique by Wang, Ai-Ying, Lee, Kwang-Ryeol, Ahn, Jae-Pyoung, Han, Jun Hee

    Published in Carbon (New York) (01-08-2006)
    “…W incorporated diamond-like carbon films were prepared on silicon(1 0 0) wafers using a hybrid deposition system composed of an end-Hall-type hydrocarbon ion…”
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