Research Highlight

  1. Mid-wavelength Infrared Photoluminescence and Lasing of Tellurium Element Solid and Microcrystals

    Dongsun Choi(제1저자, 통합과정) Tellurium has been of great interest in physics, chemistry, material science, and more recently in nanoscience. However, information on the photoluminescence of Te crystals, crucial in understanding the mater...
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  2. Structure–thermopower relationships in molecular thermoelectrics

    Sohyun Park (통합과정, 제1저자) Hungu Kang(Post-Doc. 제1저자) Studies of molecular thermoelectrics help to reveal how atomic-detailed structural modification in molecules can affect the thermopower of molecular-scale devices. This review co...
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  3. Cytoplasmic Protein Imaging with Mid-Infrared Photothermal Microscopy: Cellular Dynamics of Live Neurons and Oligodendrocytes

    Chanjong Park(통합과정, 제1저자) Mid-infrared photothermal microscopy has been suggested as an alternative to conventional infrared microscopy because in addition to the inherent chemical contrast available upon vibrational excitation, it c...
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  4. Conjugated Polyelectrolytes as Multifunctional Passivating and Hole‐Transporting Layers for Efficient Perovskite Light‐Emitting Diodes

    Thanh Luan Nguyen(Post-Doc. 제1저자) Metal halide perovskites (MHPs) have attracted significant attention as light‐emitting materials owing to their high color purities and tunabilities. A key issue in perovskite light‐emitting diodes (PeLE...
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  5. Covalently Linked Perylene Diimide–Polydiacetylene Nanofibers Display Enhanced Stability and Photocurrent with Reversible FRET Phenomenon

    Because of their unique structural and optical properties, 1D perylene diimide (PDI) derivatives have gained attention for use in optoelectronic devices. However, PDI‐containing self‐assembled supramolecular systems often are of limited use ...
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  6. Blue Emission of α-GaN Colloidal Quantum Dots via Zn Doping

    Yun Chang Choi(최윤창, 제1저자) Gallium nitride (GaN) has been of interest due to its enormous potentials for optoelectronic devices. However, it is very interesting that no proper bottom-up chemical synthesis method for GaN quantum dot has...
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  7. Gas phase conformations of intrinsically disordered proteins and their complexes with ligands: Kinetically trapped states during transfer from solution to the gas phase

    Jong Yoon Han(한종윤, 제1저자, 박사과정) Flexible structures of intrinsically disordered proteins (IDPs) are crucial for versatile functions in living organisms, which involve interaction with diverse partners. Electrospray ionization ion m...
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  8. Multifunctional Self-Doped Nanocrystal Thin-Film Transistor Sensors

    Dongsun Choi(제1저자, 통합과정) Self-doping in nanocrystals allows accessing higher quantum states. The electrons occupying the lowest energy state of the conduction band form a metastable state that is very sensitive to the electrostatic p...
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  9. Fine-tuning of wettability in a single metal–organic framework via postcoordination modification and its reduced graphene oxide aerogel for oil–water separation

    Sunhwi Eom(제1저자) Elaborate control of wettability in a single platform is essential for materials’ applications towards oil–water separation, but it still remains challenging. Herein, we performed postcoordination modification of Mg2(dob...
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  10. Harnessing Intramolecular Rotation to Enhance Two‐photon Imaging of Aβ Plaques Through Minimizing Background Fluorescence

    Jinwoo Shin(제1저자 석박통합과정) The aggregation of Aβ‐proteins in senile plaques is a critical event during the development of Alzheimer’s disease, and the postmortem detection of Aβ‐rich proteinaceous deposits via fluorescent staining re...
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  11. Proteogenomic Characterization of Human Early-Onset Gastric Cancer

    Dong-Gi Mun(제1저자, 박사과정) We report proteogenomic analysis of diffuse gastric cancers (GCs) in young populations. Phosphoproteome data elucidated signaling pathways associated with somatic mutations based on mutation-phosphorylation co...
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  12. Chemiluminescent Probe for the In Vitro and In Vivo Imaging of Cancers Over-Expressing NQO1

    Activatable (turn-on) probes that permit the rapid, sensitive, selective, and accurate identification of cancer-associated biomarkers can help drive advances in cancer research. Herein, a NAD(P)H:quinone oxidoreductase- 1 (NQO1)-specific ch...
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  13. Molecularly Controlled Stark Effect Induces Significant Rectification in Polycyclic Aromatic Hydrocarbon-terminated n-Alkanethiolates

    Soo Jin Cho(제1저자, 석박통합과정) Gyu Don Kong(공동 제1저자, 박사과정) Variation of electronic structure of individual molecules as a function of applied bias matters for performance of molecular and organic electronic devices. Understandi...
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  14. A New Approach for Large-Area Thermoelectric Junctions with Liquid Eutectic Gallium-Indium Electrode

    Sohyun Park(박소현, 통합과정, 제1저자) A challenge in organic thermoelectrics is to relate thermoelectric performance of devices to the chemical and electronic structures of organic component inside them on a molecular scale. To this end, a...
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  15. Nanometric Water Channels in Water-in-Salt Lithium Ion Battery Electrolyte

    Joonhyung Lim(임준형, 박사과정, 제1저자) Lithium-ion batteries (LIBs) have been deployed in a wide range of energy-storage applications and helped to revolutionize technological development. Recently, a lithium ion battery that uses superco...
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  16. Topotactic Transformations in an Icosahedral Nanocrystal to Form Efficient Water-Splitting Catalysts

    Designing high‐performance, precious‐metal‐based, and economic electrocatalysts remains an important challenge in proton exchange membrane (PEM) electrolyzers. Here, a highly active and durable bifunctional electrocatalyst for PEM electroly...
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  17. Fluorescence enhancement of a ligand-activated fluorescent protein induced by collective noncovalent interactions

    Euihyun Lee(이의현, 박사과정, 제1저자) Fluorescent proteins contain an internal chromophore constituted of amino acids or an external chromophore covalently bonded to the protein. To increase their fluorescence intensities, many research gr...
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  18. Elucidating the Role of Molecule-Electrode Interfacial Defects in Charge Tunneling Characteristics of Large-area Junctions

    Gyu Don Kong(공규돈, 박사과정, 제1저자) / Junji Jin(김준길, 석사과정, 제2저자) Interfacial chemistry at organic-inorganic contact critically determines function of a wide range of molecular and organic electronic devices and other systems. ...
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  19. PDMS-Coated Hypercrosslinked Porous Organic Polymers Modified via Double Postsynthetic Acidifications for Ammonia Capture

    Dong Won Kang(강동원, 통합과정, 제1저자) / Minjung Kang(강민정, 통합과정, 제2저자) A hypercrosslinked porous organic polymer was modified by post-oxidation and post-sulfonation to obtain a porous platform with high density of acidic groups....
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  20. Accurate Quantification of N-glycolylneuraminic Acid in Therapeutic Proteins Using Supramolecular Mass Spectrometry

    Hyun Hee L. Lee (이현희, 박사과정, 제1저자) / Chae Eun Heo (허채은, 박사과정, 제 2저자) Practical applications of innovative host-guest systems are challenging because of unexpected guest competitors and/or subtle environmental differences....
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