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  1. Multiplexed Post-Experimental Monoisotopic Mass Refinement (mPE-MMR) to Increase Sensitivity and Accuracy in Peptide Identifications from Tandem Mass Spectra of Cofragmentation

    Sang-Won Lee
    http://ionchem.korea.ac.kr/
    Mass spectrometry (MS)-based proteomics, which uses high-resolution hybrid mass spectrometers such as the quadrupole-orbitrap mass spectrometer, can yield tens of thousands of tandem mass (MS/MS) spectra of high resolution during a routine b...
    Date2017.03.31 ByManager Views1155
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  2. Key Structural Elements for Cellular Uptake of Acinetobactin, a Major Siderophore of Acinetobacter baumannii

    Hak Joong Kim
    https://sites.google.com/site/kubccb/
    Acinetobactin is a major siderophore utilized by the human pathogen Acinetobacter baumannii. The rapid acquisition of drug resistance by A. baumannii has garnered concern globally. Herein, acinetobactin and systematically generated analogues...
    Date2017.02.07 ByManager Views1342
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  3. Cobalt Assisted Synthesis of IrCu Hollow Octahedral Nanocages as Highly Active Electrocatalysts toward Oxygen Evolution Reaction

    Kwangyeol Lee
    http://nanolab.korea.ac.kr/
    Development of oxygen evolution reaction (OER) catalysts with reduced precious metal content while enhancing catalytic performance has been of pivotal importance in cost-effective design of acid polymer electrolyte membrane water electrolyze...
    Date2017.02.07 ByManager Views1096
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  4. Singly and Doubly Occupied Higher Quantum State in Nanocrystals

    Kwang Seob Jeong
    https://sites.google.com/site/ksjkulab/
    Filling the lowest quantum state of the conduction band (CB) of colloidal nanocrystals with a single electron, which is analogous to the filling the lowest unoccupied molecular orbital (LUMO) in a molecule with a single electron, has attract...
    Date2017.01.24 ByManager Views1141
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  5. Cost-Effective, High-Performance Porous-Organic-Polymer Conductors Functionalized with Sulfonic Acid Groups by Direct Postsynthetic Substitution

    Chang Seop Hong
    http://immlab.korea.ac.kr/
    We demonstrate the facile microwave-assisted synthesis of a porous organic framework 1 and the sulfonated solid (1S) through postsubstitution. Remarkably, the conductivity of 1S showed an approximately 300-fold enhancement at 30 °...
    Date2016.12.22 ByManager Views1274
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  6. Liposomal Texaphyrin Theranostics for Metastatic Liver Cancer

    Jong Seung Kim
    http://orgchem.korea.ac.kr/index2.asp
    Reported here is a new theranostic agent, 1, which consists of a Gd3+-texaphyrin core conjugated to a doxorubicin prodrug via a disulfide bond. Conjugate 1 was designed to undergo cleavage in the presence of glutathione (GSH), a species typi...
    Date2016.12.21 ByManager Views1908
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  7. Water Dynamics in Cytoplasm-Like Crowded Environment Correlates with the Conformational Transition of the Macromolecular Crowder

    Minhaeng Cho
    http://cmsd.ibs.re.kr/html/cmsd_en/
    Polyethylene glycol (PEG) is a unique polymer material with enormous applicability in many industrial and scientific fields. Here, its use as macromolecular crowder to mimic the cellular environment in vitro is the focus of the present study...
    Date2016.12.16 ByManager Views1876
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  8. Plasmon Enhanced Direct Bandgap Emissions in Cu7S4@Au2S@Au Nanorings

    Kwangyeol Lee
    http://nanolab.korea.ac.kr/
    Nanostructured copper sulfides, promising earth-abundant p-type semiconductors, have found applications in a wide range of fields due to their versatility, tunable low bandgap, and environmental sustainability. The synthesis of hexagonal Cu7...
    Date2016.09.29 ByManager Views1181
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  9. Highly Efficient Fullerene-Free Polymer Solar Cells Fabricated with Polythiophene Derivative

    Han Young Woo
    http://www.ooml.korea.ac.kr/
    A highly efficient fullerene-free polymer solar cell (PSC) based on PDCBT, a polythiophene derivative substituted with alkoxycarbonyl, has achieved an impressive power conversion efficiency of 10.16%, which is the best result in PSCs based o...
    Date2016.09.29 ByManager Views1369
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  10. Low-voltage organic devices based on pristine and self-assembled monolayer-treated HfTiOx gate dielectrics

    Jong-Ho Choi
    http://neslab.campushomepage.com/index2.asp
    Low-voltage organic field-effect transistors (OFETs) and complementary metal oxide semiconductor (CMOS) inverters based on pentacene and N,N′-ditridecylperylene-3,4,9,10-tetracarboxylic diimide (PTCDI-C13) were fabricated on HfTiOx gat...
    Date2016.09.20 ByManager Views1109
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  11. Higher Quantum State Transitions in Colloidal Quantum Dot with Heavy Electron Doping

    Kwang Seob Jeong
    https://sites.google.com/site/ksjkulab/
    Electron occupation in the lowest quantized state of the conduction band (1Se) in the colloidal quantum dot leads to the intraband transition in steady-state (1Se-1Pe). The intraband transition, solely originating from the quantum confinemen...
    Date2016.09.20 ByManager Views1332
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  12. High-harmonic generation: Drive round the twist

    Minhaeng Cho
    http://cmsd.ibs.re.kr/html/cmsd_en/
    Light has long been used to detect the chirality of molecules but high-order harmonic generation now provides access to these chiral interactions on ultrafast timescales. http://www.nature.com/nphys/journal/v11/n8/full/nphys3395.html
    Date2016.09.20 ByManager Views994
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  13. Gradients of Rectification: Tuning Molecular Electronic Devices by the Controlled Use of Different-Sized Diluents in Heterogeneous Self-Assembled Monolayers

    Hyo Jae Yoon
    Molecular electronics has received significant attention in the last decades. To hone performance of devices, eliminating structural defects in molecular components inside devices is usually needed. We herein demonstrate this problem can be ...
    Date2016.07.29 ByManager Views1291
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  14. Investigation of Charge Carrier Behavior in High Performance Ternary Blend Polymer Solar Cells

    Han Young Woo
    http://www.ooml.korea.ac.kr/
    This study demonstrates high-performance, ternary-blend polymer solar cells by modifying a binary blend bulk heterojunction (PPDT2FBT:PC71BM) with the addition of a ternary component, PPDT2CNBT. PPDT2CNBT is designed to have complementary ab...
    Date2016.07.29 ByManager Views1012
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  15. Adsorption of Carbon Dioxide on Unsaturated Metal Sites in M2(dobpdc) Frameworks with Exceptional Structural Stability and Relation between Lewis Acidity and Adsorption Enthalpy

    Chang Seop Hong
    http://immlab.korea.ac.kr/
    A series of metal–organic frameworks (MOFs) M2(dobpdc) (M=Mn, Co, Ni, Zn; H4dobpdc=4,4′-dihydroxy-1,1′-biphenyl-3,3′-dicarboxylic acid), with a highly dense arrangement of open metal sites along hexagonal channels wer...
    Date2016.07.29 ByManager Views1008
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  16. Programmed activation of cancer cell apoptosis: A tumor-targeted phototherapeutic topoisomerase I inhibitor

    Jong Seung Kim
    http://orgchem.korea.ac.kr/index2.asp
    We report here a tumor-targeting masked phototherapeutic agent 1 (PT-1). This system contains SN-38—a prodrug of the topoisomerase I inhibitor irinotecan. Topoisomerase I is a vital enzyme that controls DNA topology during replication,...
    Date2016.07.29 ByManager Views1981
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  17. Probing Distinct Fullerene Formation Processes from Carbon Precursors of Different Sizes and Structures

    Hugh I Kim
    https://sites.google.com/site/hughkimgroup/
    Fullerenes, cage-structured carbon allotropes, have been the subject of extensive research as new materials for diverse purposes. Yet, their formation process is still not clearly understood at the molecular level. In this study, we performe...
    Date2016.07.29 ByManager Views1746
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  18. Manifesting Subtle Differences of Neutral Hydrophilic Guest Isomers in a Molecular Container by Phase Transfer

    Hugh I. Kim
    https://sites.google.com/site/hughkimgroup/
    Achieving strong host–guest interactions between synthetic hosts and hydrophilic guests in solution is challenging because solvation effects overwhelm other effects. To resolve this issue, we transferred complexes of cucurbit[7]uril (C...
    Date2016.07.29 ByManager Views1014
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