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  1. Synthesis, Characterization, and Efficient Catalytic Activities of a Nickel(II) Porphyrin: Remarkable Solvent and Substrate Effects on Participation of Multiple Active Oxidants

    Suk Joong Lee
    http://inmlab.korea.ac.kr/
    A new nickel(II) porphyrin complex, [NiII(porp)] (1), has been synthesized and characterized by 1H NMR, 13C NMR and mass spectrometry analysis. This NiII porphyrin complex 1 quantitatively catalyzed the epoxidation reaction of a wide range o...
    Date2017.09.26 ByManager Views860
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  2. Molecular Insights into Human Serum Albumin as a Receptor of Amyloid-β in the Extracellular Region

    Hugh I. Kim
    https://sites.google.com/site/hughkimgroup/
    Regulation of amyloid-β (Aβ) aggregation by metal ions and proteins is essential for understanding the pathology of Alzheimer’s disease (AD). Human serum albumin (HSA), a regulator of metal and protein transportation, can mod...
    Date2017.09.25 ByManager Views1031
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  3. Two Regioisomeric π-Conjugated Small Molecules: Synthesis, Photophysical, Packing and Optoelectronic Properties

    Dong Hoon Choi, Han Young Woo
    Two regioisomeric D1-A-D-A-D1 type π-conjugated molecules (1,4-bis{5-[4-(5-fluoro-7-(5-hexylthiophen-2-yl)benzo[c][1,2,5]thiadiazole)]­thiophen-2-yl}-2,5-bis(hexyldecyloxy)benzene (Prox-FBT) and 1,4-bis{5-[4-(6-fluoro-7-(5-hexylthioph...
    Date2017.09.25 ByManager Views909
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  4. Major Electronic Transition Shift from Bandgap to Localized Surface Plasmon Resonance in CdxHg1-xSe Alloy Nanocrystals

    Kwang Seob Jeong
    https://sites.google.com/site/ksjkulab/
    CdxHg1-xSe alloy nanocrystals are obtained from CdSe semiconductor nanocrystals via cation exchange. By varying the composition during the exchange process, the CdxHg1-xSe alloy nanocrystals offer a widely tunable electronic transition from ...
    Date2017.09.25 ByManager Views1037
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  5. Rational Design of In Vivo Tau Tangle-Selective Near Infrared Fluorophores: Expanding the BODIPY Universe

    Jong Seung Kim
    http://orgchem.korea.ac.kr/
    The elucidation of the cause of Alzheimer’s disease remains one of the greatest questions in neurodegenerative research. The lack of highly reliable low-cost sensors to study the structural changes in key proteins during the progres-si...
    Date2017.09.25 ByManager Views1679
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  6. Achieving Highly Efficient Nonfullerene Organic Solar Cells with Improved Intermolecular Interaction and Open-Circuit Voltage

    Han Young Woo
    http://www.ooml.korea.ac.kr/
    A new acceptor–donor–acceptor-structured nonfullerene acceptor ITCC (3,9-bis(4-(1,1-dicyanomethylene)-3-methylene-2-oxo-cyclopenta[b]thiophen)-5,5,11,11-tetrakis(4-hexylphenyl)-dithieno[2,3-d′:2,3-d′]-s-indaceno[1,2-b...
    Date2017.09.25 ByManager Views1327
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  7. Ionic effect on the excited-state proton transfer reactions in aqueous solutions

    Sungnam Park
    http://ultrafastspec.wixsite.com/spark
    Proton dissociation (PD) reactions of weak acids and proton transfer (PT) processes in aqueous solution are strongly influenced by ions. However, a detailed molecular picture that describes how ions affect the rates for PD and PT processes i...
    Date2017.09.25 ByManager Views1007
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  8. A conductive porous organic polymer with superprotonic conductivity of a Nafion-type electrolyte

    Chang Seop Hong
    https://www.immlab.korea.ac.kr/
    As potential solid electrolytes in fuel cells, porous organic polymers show compelling proton conductivities (up to ∼10−2 S cm−1), but even higher performance is required for real applications. In this work, we prepared a bip...
    Date2017.09.25 ByManager Views1323
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  9. Quantum optical measurements with undetected photons through vacuum field indistinguishability

    Minhaeng Cho
    http://cmsd.ibs.re.kr/html/cmsd_en/
    Quantum spectroscopy and imaging with undetected idler photons have been demonstrated by measuring one-photon interference between the corresponding entangled signal fields from two spontaneous parametric down conversion (SPDC) crystals. In ...
    Date2017.09.25 ByManager Views978
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  10. Nanoscale Control of Amyloid Self-Assembly Using Protein Phase Transfer by Host-Guest Chemistry

    Hugh I. Kim
    https://sites.google.com/site/hughkimgroup/
    Amyloid fibrils have recently been highlighted for their diverse applications as functional nanomaterials in modern chemistry. However, tight control to obtain a targeted fibril length with low heterogeneity has not been achieved because of ...
    Date2017.07.21 ByManager Views1242
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  11. A Mitochondria-targeted Cryptocyanine-Based Photothermogenic Photosensitizer

    Jong Seung Kim
    http://J. Am. Chem. Soc., Just Accepted Manuscript(DOI: 10.1021/jacs.7b04263)
    Cryptocyanine-based probes exhibit highly efficient photothermal conversion and represent a new class of photothermal agents for use in photothermal therapy (PTT). With the thermal susceptibility of mitochondria in mind, we have prepared a m...
    Date2017.06.27 ByManager Views982
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  12. Cell imaging: An intracellular dance visualized

    Sang-Hee Shim
    http://Nature 546, 39–40 (doi:10.1038/nature22500)
    The development of a microscopy technique that enables observation of the interactions between six types of organelle, in 3D and over time, holds promise for improving our understanding of intracellular processes. See Letter p.162 http://ww...
    Date2017.06.27 ByManager Views877
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  13. High-efficiency photovoltaic cells with wide optical band gap polymers based on fluorinated phenylene-alkoxybenzothiadiazole

    Han Young Woo
    http://www.ooml.korea.ac.kr/
    A series of semi-crystalline, wide band gap (WBG) photovoltaic polymers were synthesized with varying number and topology of fluorine substituents. To decrease intramolecular charge transfer and to modulate the resulting band gap of D–...
    Date2017.06.12 ByManager Views985
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  14. Eco-Friendly Solvent-Processed Fullerene-Free Polymer Solar Cells with over 9.7% Efficiency and Long-Term Performance Stability

    Dong Hoon Choi
    http://fpl.korea.ac.kr/index2.asp
    A wide-bandgap polymer, (poly[(2,6-(4,8-bis(5-(2-ethylhexyl)thiophen-2-yl)-benzo[1,2-b:4,5-b′]dithiophene))-alt-(2,5-(methyl thiophene carboxylate))]) (3MT-Th), is synthesized to obtain a complementary broad range absorption when harmo...
    Date2017.06.12 ByManager Views1391
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  15. Iridium-Based Multimetallic Nanoframe@Nanoframe Structure: An Efficient and Robust Electrocatalyst toward Oxygen Evolution Reaction

    Kwangyeol Lee
    http://nanolab.korea.ac.kr/
    Nanoframe electrocatalysts have attracted a great interest due to their inherently high active surface area per a given mass. Although recent progress has enabled the preparation of single nanoframe structures with a variety of morphologies,...
    Date2017.06.12 ByManager Views809
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  16. Formation of Triboelectric Series via Atomic Level Surface Functionalization for Triboelectric Energy Harvesting

    Hyo Jae Yoon
    http://sites.google.com/site/ommlatku
    Triboelectric charging involves frictional contact of two different materials, and their contact electrification usually relies on polarity difference in the triboelectric series. This limits the choices of materials for triboelectric contac...
    Date2017.05.31 ByManager Views2752
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  17. Overcoming the Limits of Hypoxia in Photodynamic Therapy: A Carbonic Anhydrase IX-Targeted Approach

    Jong Seung Kim
    http://orgchem.korea.ac.kr/index2.asp
    A major challenge in photodynamic cancer therapy (PDT) is avoiding PDT-induced hypoxia, which can lead to cancer recurrence and progression through activation of various angiogenic factors and significantly reduce treatment outcomes. Reporte...
    Date2017.05.10 ByManager Views1436
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  18. Vibrational Probes: From Small Molecule Solvatochromism Theory and Experiments to Applications in Complex Systems

    Minhaeng Cho
    http://cmsd.ibs.re.kr/html/cmsd_en/
    The vibrational frequency of a chosen normal mode is one of the most accurately measurable spectroscopic properties of molecules in condensed phases. Accordingly, infrared absorption and Raman scattering spectroscopy have provided valuable ...
    Date2017.04.26 ByManager Views1059
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  19. Excellent Long-​Term Stability of Power Conversion Efficiency in Non-​Fullerene-​Based Polymer Solar Cells Bearing Tricyanovinylene-​Functionalized n-​Type Small Molecules

    Dong Hoon Choi
    http://fpl.korea.ac.kr/index2.asp
    New small molecules having modified acceptor strength and π-conjugation length and containing dicyanovinylene (DCV) and tricyanovinylene (TCV) as a strongly electron-accepting unit with indacenodithiophene, IDT(DCV)2, IDT(TCV)2, and IDTT(...
    Date2017.04.06 ByManager Views2566
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  20. Aziridine-Functionalized Polydimethylsiloxanes for Tailorable Polymeric Scaffolds: Aziridine as a Clickable Moiety for Structural Modification of Materials

    Hyo Jae Yoon
    https://sites.google.com/site/ommlatku/
    This paper shows that tailorable polymeric scaffolds on a molecular scale could be achieved through the ring opening reaction of a three-membered N-heterocyclic compound, aziridine. Aziridine is incorporated into an elastomeric polymer backb...
    Date2017.04.06 ByManager Views981
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