Search Results - "Joo, Se Hun"
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Lithium Accommodation in a Redox‐Active Covalent Triazine Framework for High Areal Capacity and Fast‐Charging Lithium‐Ion Batteries
Published in Advanced functional materials (01-09-2020)“…The synthesis of a new type of redox‐active covalent triazine framework (rCTF) material, which is promising as an anode for Li‐ion batteries, is reported…”
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2
Excess‐Li Localization Triggers Chemical Irreversibility in Li‐ and Mn‐Rich Layered Oxides
Published in Advanced materials (Weinheim) (01-08-2020)“…Li‐ and Mn‐rich layered oxides (LMRs) have emerged as practically feasible cathode materials for high‐energy‐density Li‐ion batteries due to their extra…”
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3
Hydrogen‐Bond Free Energy of Local Biological Water
Published in Angewandte Chemie International Edition (27-04-2020)“…Here, we propose an experimental methodology based on femtosecond‐resolved fluorescence spectroscopy to measure the hydrogen (H)‐bond free energy of water at…”
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N- and B‑Codoped Graphene: A Strong Candidate To Replace Natural Peroxidase in Sensitive and Selective Bioassays
Published in ACS nano (23-04-2019)“…The work describes a carbon-based peroxidase mimic, N- and B-codoped reduced graphene oxide (NB-rGO), which shows high peroxidase-like activity without…”
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5
Oxygen Vacancy Diffusion and Condensation in Lithium‐Ion Battery Cathode Materials
Published in Angewandte Chemie International Edition (29-07-2019)“…Oxygen vacancies (OV) are native defects in transition metal (TM) oxides and their presence has a critical effect on the physicochemical properties of the…”
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Biodegradable, electro-active chitin nanofiber films for flexible piezoelectric transducers
Published in Nano energy (01-06-2018)“…Since the conventional fluorine-based electro-active polymers release toxic residues into the environment during their syntheses and decomposition processes,…”
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Partial Oxidation-Induced Electrical Conductivity and Paramagnetism in a Ni(II) Tetraaza[14]annulene-Linked Metal Organic Framework
Published in Journal of the American Chemical Society (23-10-2019)“…We report the synthesis and characterization of a two-dimensional (2D) conjugated Ni(II) tetraaza[14]annulene-linked metal organic framework (NiTAA-MOF)…”
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Synthesis of a Copper 1,3,5-Triamino-2,4,6-benzenetriol Metal–Organic Framework
Published in Journal of the American Chemical Society (28-10-2020)“…We report the synthesis and characterization of a two-dimensional (2D) MX2Y2-type (M = metal, X, Y = N, S, O, and X ≠ Y) copper…”
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Enhancing Interfacial Bonding between Anisotropically Oriented Grains Using a Glue-Nanofiller for Advanced Li-Ion Battery Cathode
Published in Advanced materials (Weinheim) (01-06-2016)“…Formation of a glue‐nanofiller layer between grains, consisting of a middle‐temperature spinel‐like LixCoO2 phase, reinforces the strength of the incoherent…”
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10
Epitaxial Growth of Thin Ferroelectric Polymer Films on Graphene Layer for Fully Transparent and Flexible Nonvolatile Memory
Published in Nano letters (13-01-2016)“…Enhancing the device performance of organic memory devices while providing high optical transparency and mechanical flexibility requires an optimized…”
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11
Organic Semiconductor Cocrystal for Highly Conductive Lithium Host Electrode
Published in Advanced functional materials (01-08-2019)“…In this work, a highly conductive organic cocrystal is investigated as an anode material for conducting agent‐free lithium‐ion battery (LIB) electrodes. A…”
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Porous Two-Dimensional Monolayer Metal–Organic Framework Material and Its Use for the Size-Selective Separation of Nanoparticles
Published in ACS applied materials & interfaces (23-08-2017)“…Rational bottom-up construction of two-dimensional (2D) covalent or noncovalent organic materials with precise structural control at the atomic or molecular…”
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13
Multi‐Color Luminescence Transition of Upconversion Nanocrystals via Crystal Phase Control with SiO2 for High Temperature Thermal Labels
Published in Advanced science (01-06-2020)“…Upconversion nanocrystals (UCNs)‐embedded microarchitectures with luminescence color transition capability and enhanced luminescence intensity under extreme…”
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14
Study of Quaternary System of Salicylic Acid, Water, Ozone, and PAL by Molecular Dynamics
Published in Fluid phase equilibria (01-02-2015)“…In the plant defense-response against ozone, phenylalanine ammonia-lyase (PAL) is biosynthesized along with salicylic acid (SA) in the plant leaf. Therefore,…”
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15
Chemically induced transformation of chemical vapour deposition grown bilayer graphene into fluorinated single-layer diamond
Published in Nature nanotechnology (01-01-2020)“…Notwithstanding the numerous density functional studies on the chemically induced transformation of multilayer graphene into a diamond-like film carried out to…”
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Hierarchical Chitin Fibers with Aligned Nanofibrillar Architectures: A Nonwoven-Mat Separator for Lithium Metal Batteries
Published in ACS nano (27-06-2017)“…Here, we introduce regenerated fibers of chitin (Chiber), the second most abundant biopolymer after cellulose, and propose its utility as a nonwoven fiber…”
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Subnano-sized silicon anode via crystal growth inhibition mechanism and its application in a prototype battery pack
Published in Nature energy (01-12-2021)“…Due to the large volume variation of high-capacity alloy-based anodes during cycling, it is desirable to use small anode particles for an extended battery…”
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Benzotrithiophene‐based Covalent Organic Framework Photocatalysts with Controlled Conjugation of Building Blocks for Charge Stabilization
Published in Angewandte Chemie International Edition (13-03-2023)“…Covalent organic frameworks have recently shown high potential for photocatalytic hydrogen production. However, their structure‐property‐activity relationship…”
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Tailored Poly(vinylidene fluoride-co-trifluoroethylene) Crystal Orientation for a Triboelectric Nanogenerator through Epitaxial Growth on a Chitin Nanofiber Film
Published in Nano letters (09-09-2020)“…Tailoring the crystal orientation of poly(vinylidene fluoride-co-trifluoroethylene) (PVDF-TrFE) has attracted widespread interest because of its effects on…”
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New Ion Substitution Method to Enhance Electrochemical Reversibility of Co‐Rich Layered Materials for Li‐Ion Batteries
Published in Advanced energy materials (06-01-2023)“…The recent development of high‐energy LiCoO2 (LCO) and progress in the material recycling technology have brought Co‐based materials under the limelight,…”
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