Search Results - "Kyun Park, No"
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Porous boron nitride/polyimide composite films with high thermal diffusivity and low dielectric properties via high internal phase Pickering emulsion method
Published in Journal of industrial and engineering chemistry (Seoul, Korea) (25-02-2020)“…[Display omitted] •Porous boron-nitride/polyimide (BN/PI) composites are fabricated via high internal phase Pickering emulsion (HIPPE).•BN nanoparticles were…”
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Viscoelastic properties of a 3D-Printable high-dielectric paste with surface-modified BaTiO3
Published in Composites science and technology (03-05-2018)“…In this study, a polystyrene-block-polyisoprene-block-polystyrene (SIS) based dielectric paste was fabricated using barium titanate (BT) as dielectric filler…”
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3
Eco-Friendly Water-Processable Polyimide Binders with High Adhesion to Silicon Anodes for Lithium-Ion Batteries
Published in Nanomaterials (Basel, Switzerland) (23-11-2021)“…Silicon is an attractive anode material for lithium-ion batteries (LIBs) because of its natural abundance and excellent theoretical energy density. However,…”
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4
Enhanced dielectric properties of polyimide/BaTiO3 nanocomposite by embedding the polypyrrole@polyimide core-shell nanoparticles
Published in Macromolecular research (01-03-2017)“…A three-phase polymer composite with a ferroelectric phase (BaTiO 3 ) and conductive core-shell polypyrrole@ polyimide (PPy@PI) nanoparticles embedded in a…”
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5
Unveiling Aqueous Polymerization of Poly(amic acid) Salts for Eco-Friendly and Robust Aromatic Polyimide Structuring
Published in ACS sustainable chemistry & engineering (07-10-2024)“…The development of water-borne poly(amic acid) salts (W-PAAS) for aromatic polyimide (PI) synthesis represents a significant advancement, offering a…”
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Intrinsic low-dielectric constant and low-dielectric loss aliphatic-aromatic copolyimides: The effect of chemical structure
Published in Materials today communications (01-12-2022)“…Low-dielectric polymer materials are becoming essential for 5 G mobile communication to achieve mass transport information without signal loss. Herein, we…”
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7
Synthesis of 2-fluoroabscisic acid: A potential photo-stable abscisic acid
Published in Tetrahedron letters (10-03-1997)“…Novel fluorinated abscisic acid (ABA) analogs were synthesized by introducing fluorine through the Wittig reaction of α-ionone derivatives with triethyl…”
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8
Viscoelastic properties of a 3D-Printable high-dielectric paste with surface-modified BaTiO^sub 3
Published in Composites science and technology (03-05-2018)“…In this study, a polystyrene-block-polyisoprene-block-polystyrene (SIS) based dielectric paste was fabricated using barium titanate (BT) as dielectric filler…”
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9
Synthesis and biological activities of new fluorinated abscisic acid
Published in Bioorganic & medicinal chemistry letters (02-02-1995)“…A fluorinated analog of abscisic acid(ABA), which was prepared from 6-trifluoromethyl-2,6-dimethyl-2-cyclohexen-1,4-dione, showed potent inhibitory activities…”
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10
Reactions of 1-Substituted 2,2-Difluorostyrenes with Dianions of 1,3-Diketones: Novel Synthesis of 4H-Pyran-4-one Derivatives
Published in Heterocycles (1997)Get full text
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11
An efficient preparation of novel 5-fluoropyrazolin-3-one derivatives from α-trifluoromethylated α-arylacetates
Published in Tetrahedron (30-08-2004)“…The reactions of α-trifluoromethylated α-arylacetates 1 with 3 equiv of hydrazine, methylhydrazine or benzylhydrazine in 1,4-dioxane at reflux for 24 h…”
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12
2-Fluoroabscisic Acid Analogues: Their Synthesis and Biological Activities
Published in Journal of agricultural and food chemistry (01-01-1999)“…Fluorine was introduced into the 2-position of the side chain of abscisic acid (ABA) analogues by Wittig reaction of α-ionone derivatives with ethyl…”
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13
Exocyclization of Novel b,b-Difluoro-a-phenylvinyl Sulfide with Bidendate Heteroatom(N,O,S) Nucleophiles
Published in Heterocycles (1995)Get full text
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14
Giant cell arteritis in South Korea
Published in Journal of rheumatic diseases (01-10-2024)Get full text
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15
Influence of an in-vessel debris bed on the heat load to a reactor vessel under an IVR condition
Published in Nuclear engineering and technology (2023)“…We measured the heat load to a reactor vessel with and without the in-vessel debris bed under an IVR-ERVC condition. Mass transfer methodology was adopted…”
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16
Chronic Painless Parotid Swelling
Published in Journal of rheumatic diseases (01-07-2021)Get full text
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Intrinsic contracture of the hands in sarcoid myopathy
Published in Journal of rheumatic diseases (01-07-2023)“…Hand involvement in sarcoidosis is rare and it presents as tenosynovitis, dactylitis, nodules and osteoarticular bony destruction. We describe an unusual…”
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Failure simulation of nuclear pressure vessel under LBLOCA scenarios
Published in Nuclear engineering and technology (2024)“…This paper presents the finite element deformation and failure simulation of a typical Korean high-power reactor vessel under a severe accident characterized…”
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Failure simulation of nuclear pressure vessel under severe accident conditions: Part II - Failure modeling and comparison with OLHF experiment
Published in Nuclear engineering and technology (2023)“…This paper proposes strain-based failure model of A533B1 pressure vessel steel to simulate failure, followed by application to OECD lower head failure (OLHF)…”
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Failure simulation of nuclear pressure vessel under severe accident conditions: Part I - Material constitutive modeling
Published in Nuclear engineering and technology (2023)“…This paper proposes a combined plastic and creep constitutive model of A533B1 pressure vessel steel to simulate progressive deformation of nuclear pressure…”
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