CHKim Research Group - Publications

Publications

(On Going, Blue-Corresponding Author)

Ultrafast charge injection and excimer formation dynamics of coumarin aggregates with pre-adsorbents. (HS)
Proton-coupled intramolecular charge transfer reaction of 1,2-NAPO (HJ)
Extraordinary organic phosphorescence of Pt(II)-Np aggregates (HJ)
Tuning photo-dissociation pathways of blue-phosphorescent Ir(III) complexes by ancillary ligand modification (HJ)
Restricted Intersystem crossing of the organometallic complex by chemisorption on semiconductor surfaces (HS)
Intramolecular charge transfer dynamics of silole-carborane with long bridge chains (HS)
Single-Molecular Photocatalyst for Suzuki-Miyaura and Sonogashira C-C Coupling Reactions (HJ)
Time-resolved Emission Spectroscopy based on Photon Counting Statistics: Numerical Simulation and Experimental Demonstration (HS)
Spectroscopic analysis of red-emitting CsPb(Br,I)3 perovskite nanocrystals with varying halide ratio (HS)
Simultaneous Surface Ligand Engineering and Anion Exchange Reaction via Selective Organic/Inorganic Iodine Compounds for the Red-Emitting CsPbBrxI3-x Nanocrystals (HS)

(2025)

Deciphering Charge Transfer Dynamics of o-Carboranyl Iridium(III) Complex
To be submitted.
Impact of Anchoring Groups in Organometallic Iridium(III) Sensitizers on the Photocatalytic Performance of Dye-Sensitized TiO2 Catalysts
To be submitted.
Polarization-Selective Efficient Hydrogen Evolution Reactions via Chiral Photocatalysis
Submitted.
Spatial and Dimensional Tuning of Gold Nanoparticles for Plasmonic Enhancement in Top-Emission OLEDs
Submitted.
Investigating Degradation Mechanisms in Organic Light-emitting Diodes using Operando Electrically Pumped Spectroscopy
Submitted.
Tuning Photocatalytic Activity in Porphyrin-Based MOFs by Controlling Charge Recombination Pathways
Inorganic Chemistry 2025, under review.
Enhancing Organic Light-Emitting Diode Performance Using Naturally Derived Diatomite: A Cost-Effective and Eco-Friendly Strategy
Advanced Optical Materials 2025, e02023.
Organic Phosphorescence in Pt(II)-Complex linked Organic Chromophore for Blue-Emitting Organic Light-Emitting Diodes
Communications Chemistry 2025, 8, 140.
Selective Dispersing Solvent-Assisted Surface Defect Engineering Followed by Time-Resolved Spectroscopy Analysis of Red-Emitting CsPb(Br,I)3 Nanocrystals for Stable and Bright Light-Emitting Diodes
ACS Applied Nano Materials 2025, 8, 7, 3450.
Exploring the Origin of White Emission in TAPC:Electron Transport Layer based Exciplex Devices
Advanced Optical Materials 2025, 2403378.

(2024)

Sequential Energy and Electron Transfer in Metal-Organic Frameworks
ACS Applied Materials & Interfaces 2024, 16, 50, 69479.
Photocatalytic Conversion of CO2 to Formate/CO by (η6-para-Cymene)Ru(II) Half-Metallocene Catalyst: Influence of Additives and TiO2 Immobilization on Catalytic Mechanism and Product Selectivity
Inorganic Chemistry 2024, 63, 25, 11506.
Operando Analysis for Understanding the Parasite Exciton Dynamics in Blue Phosphorescent Organic Light-emitting Diodes using Electrically Pumped Spectroscopy
Cell Reports Physical Science 2024, 5, 101901.
Investigation of Interface Characteristics and Physisorption Mechanism in Quantum Dots/TiO2 Composite for Efficient and Sustainable Photoinduced Interfacial Electron Transfer
ACS Applied Materials & Interfaces 2024, 16, 7, 9414.
Observation of Coherent Symmetry-Breaking Vibration by Polarization-Dependent Femtosecond Spectroscopy
The Journal of Physical Chemistry B 2024, 128, 1053.
Radiation Tolerance of Organohalide-based Perovskite Solar Cells under 6 MeV Electron Beam Irradiation
The Journal of Physical Chemistry C 2024, 128, 885.

(2023)

Impact of Ternary Solvent on the Grain Size and Defects of Perovskite Layer to Realize a Stable Morphology for Efficient Inverted Solar Cells
Solar RRL 2023, 2300604.
Synersistic Effect of Size-Tailored Structural Engineering and Postinterface Modification for Highly Efficient and Stable Dye-Sensitized Solar Cells
ACS Applied Materials & Interfaces 2023, 15, 37, 43835.
Amplified Triplet Emission of Organic Periphery Groups by Exothermic Triplet−Triplet Energy Transfer from the 3MLCT State of an Ir(pmi)3 Core Complex to the 3LC State of Geometrically Confined Carbazole/Naphthyl Tethers
Inorganic Chemistry, 2023, 62, 14228.
D-π-A Structured Porphyrin and Organic Dyes with Easily Synthesizable Donor Units for Low-Cost and Efficient Dye-Sensitized Solar Cells
ACS Applied Materials & Interfaces 2023, 15, 33, 39426.
Spectroscopic Insight into Customized Iodine Ligands Passivated Red-Emitting CsPb(Br,I)3 Perovskite Nanocrystals via Time-Resolved Photoluminescence
Advanced Optical Materials 2023, 2300396.
Accumulative Charge Separation in a Modular Quaterpyridine Bridging Ligand Platform and Multielectron Transfer Photocatalysis of π-Linked Dinuclear Ir(III)-Re(I) Complex for CO2 Reduction
Inorganic Chemistry 2023, 62, 8445.
Dynamics of Photoinduced Intramolecular and Intermolecular Electron Transfers in Ligand-Conjugated Ir(III)-Re(I) Photocatalysts
The Journal of Physical Chemistry Letters 2023, 14, 1535.
Multifaceted Excited State Dynamics of Coumarin Dyes Anchored on Al2O3 film
Molecules 2023, 28, 111.
Dynamics of Accelerated Excimer Formation of Coumarin Dyes anchored on Semiconductor Films
Chemical Physics Letters 2023, 811, 140243.

(2022)

Influence of the π-Bridge-Fused Ring and Acceptor Unit Extension in D−π–A-Structured Organic Dyes for Highly Efficient Dye-Sensitized Solar Cells
ACS Applied Materials & Interfaces 2022, 14, 47, 52745.
Outer-Sphere Electron-Transfer Process of Molecular Donor–Acceptor Organic Dye in the Dye-Sensitized Photocatalytic System for CO2 Reduction
ACS Applied Materials & Interfaces 2022, 5, 9, 10526.
Efficient Photon Extraction in Top-Emission Organic Light-Emitting Devices Based on Ampicillin Microstructures
Advanced Materials 2022, 34, 2202866.
InP-Quantum Dot Surface-Modified TiO2 Catalysts for Sustainable Photochemical Carbon Dioxide Reduction
ACS Sustainable Chemistry & Engineering 2022, 10, 18, 6033.
Improved device efficiency and lifetime of perovskite light-emitting diodes by size-controlled polyvinylpyrrolidone-capped gold nanoparticles with dipole formation
Scientific Reports 2022, 12, 2300.
Novel trifluoropropoxy-substituted asymmetric carbazole derivatives as efficient and hydrophobic hole transporting materials for high-performance and stable perovskite solar cells
Chemical Engineering Journal 2022, 428, 131108.

(2021)

Photochemical CO2-to-Formate/CO Conversion Catalyzed by Half-Metallocene Ir(III) Catalyst and Its Mechanistic Investigation
Organometallics 2021, 40, 2430.
A Hybrid Ru(II)/TiO2 Catalyst for Steadyfast Photocatalytic CO2 to CO/Formate Conversion Following a Molecular Catalytic Route
Inorganic Chemistry 2021, 60, 10235.
Dopant-free hole transporting polymeric materials based on pyrroloindacenodithiophene donor unit for efficient perovskite solar cells
Dyes and Pigments 2021, 12, 109432.
Highly efficient, heat-dissipating, stretchable organic light-emitting diodes based on a MoO3/Au/MoO3 electrode encapsulation
Nature Communications 2021, 12, 2864.
Electron Injection Process of Porphyrin Dye into a Heterogeneous TiO2/Re(I) Photocatalyst
The Journal of Physical Chemistry C 2021, 125, 7625.
Rapid Exciton Migration and Amplified Funneling Effects of Multi-Porphyrin Arrays in a Re(I)/Porphyrinic MOF Hybrid for Photocatalytic CO2 Reduction
ACS Applied Materials & Interfaces 2021, 13, 2710.

(2016~2020) Korea University #1

Ancillary Ligand Effects on Heteroleptic Ir-III Dye in Dye-Sensitized Photocatalytic CO2 Reduction: Photoaccumulation of Charges on Arylated Bipyridine Ligand and Its Control on Catalytic Performance
Chemistry-A European Journal 2020, 26, 16733.
Collisional Electron Transfer Route between Homogeneous Porphyrin Dye and Catalytic TiO2/Re(I) Particles for CO2 Reduction
ACS Applied Energy Materials 2020, 3, 11581.
Dopant-Free Triazatruxene-Based Hole Transporting Materials with Three Different End-Capped Acceptor Units for Perovskite Solar Cells
Nanomaterials 2020, 10, 936.
14.2% Efficiency Dye-Sensitized Solar Cells by Co-sensitizing Novel Thieno[3,2-b]indole-Based Organic Dyes with a Promising Porphyrin Sensitizer
Advanced Energy Materials 2020, 10, 2000124.
Non-Born-Oppenheimer Molecular Dynamics Observed by Coherent Nuclear Wave Packets
The Journal of Physical Chemistry Letters 2020, 11, 755.
Intriguing Hysteresis Dynamics in Ultrafast Photo-Induced Magnetization
Physica Status Solidi (B) Basic Research 2019, 1900307.
Well-grown low-defect MAPbI(3-x)Cl(x) films for perovskite solar cells with over 20% efficiency fabricated under controlled ambient humidity conditions
Electrochimica Acta 2019, 326, 134950.
The effect of introducing antibiotics into organic light-emitting diodes
Communications Physics 2019, 2, 130.
Utility of Squaraine Dyes for Dye-Sensitized Photocatalysis on Water or Carbon Dioxide Reduction
ACS Omega 2019, 4, 14272.
Organometallic Iridium(III) Complex Sensitized Ternary Hybrid Photocatalyst for CO2 to CO Conversion
Chemistry-A European Journal 2019, 25, 1.
Triplet Energy Transfer between a Sacrificial PMP and Blue TPF2 Iridium Dopants Leading to Enhancement of OLED Device Performance
The Journal of Physical Chemistry C 2019, 123, 18771.
D-π-A-Structured Porphyrins with Extended Auxiliary π-Spacers for Highly Efficient Dye-Sensitized Solar Cells
ACS Applied Materials & Interfaces 2019, 11, 14011.
Solid-State Photochromism by Molecular Assembly of Bis-o-carboranyl Siloles
Chemistry-A European Journal 2019, 25, 8149.
Phenothiazine Functionalized Multifunctional A-π-D-π-D-π-A-Type Hole-Transporting Materials via Sequential C-H Arylation Approach for Efficient and Stable Perovskite Solar Cells
ACS Applied Materials & Interfaces 2019, 1900307.
Ring Closure Reaction Pathway of a Diarylethene in Solution Using Femtosecond Time-resolved Fluorescence Spectra
Bulletin of the Korean Chemical Society 2019, 40, 352.
Harvesting near- and far-field plasmonic enhancements from large size gold nanoparticles for improved performance in organic bulk heterojunction solar cells
Organic Electronics 2019, 66, 94.
Highly Selective and Durable Photochemical CO2 Reduction by Molecular Mn(I) Catalyst Fixed on a Particular Dye-Sensitized TiO2 Platform
ACS Catalysis 2019, 9, 2580.
Molecular design and synthesis of D-π-A structured porphyrin dyes with various acceptor units for dye-sensitized solar cells
Journal of Materials Chemistry C 2019, 7, 2843.
Elucidation of Excited-State Properties of Bimetallic Ir(III)-Pt(II) Complexes with Conjugated Bridging Ligands
The Journal of Physical Chemistry C 2018, 122, 23288.
Geometry and steric effects on the electronic states of aryl-o-carboranes
Journal of Organometallic Chemistry 2018, 865, 152.
Development of a Lower Energy Photosensitizer for Photocatalytic CO2 Reduction: Modification of Porphyrin Dye in Hybrid Catalyst System
ACS Catalysis 2018, 8, 1018.
Recombination Zone Control without Sensing Layer and the Exciton Confinement in Green Phosphorescent OLEDs by Excluding Interface Energy Transfer
The Journal of Physical Chemistry C 2018, 122, 2951.
Photosensitization Behavior of Ir(III) Complexes in Selective Reduction of CO2 by Re(I)-Complex-Anchored TiO2 Hybrid Catalyst
Inorganic Chemistry 2017, 56, 12042.
Ultrafast giant magnetic cooling effect in ferromagnetic Co/Pt multilayers
Nature Communications 2017, 8, 796.
Important role of ancillary ligand in the emission behaviours of blue-emitting heteroleptic Ir(III) complexes
Journal of Materials Chemistry C 2017, 5, 4480.
Photophysics and Excited-State Properties of Cyclometalated Iridium(III)-Platinum(II) and Iridium(III)-Iridium(III) Bimetallic Complexes Bridged by Dipyridylpyrazine
Inorganic Chemistry 2017, 56, 5305.

(2001~2015) : POSTECH ➡️ Northwestern University ➡️ Max-Planck Center ➡️ PAL-XFEL

PAL-XFEL laser heater commissioning
Nuclear Instruments & Methods in Physics Research A 2017, 843, 39.
Coherent phonon control via electron-lattice interaction in ferromagnetic Co/Pt multilayers
Scientific Reports 2016, 6, 22054.
Post-Assembly Atomic Layer Deposition of Ultrathin Metal-Oxide Coatings Enhances the Performance of an Organic Dye-Sensitized Solar Cell by Suppressing Dye Aggregation
ACS Applied Materials & Interfaces 2015, 7, 5150.
Thick-lens velocity-map imaging spectrometer with high resolution for high-energy charged particles
Journal of Instrumentation 2014, 9, 05005.
Self-assembly of Supramolecular Light-harvesting Arrays from Symmetric Perylene-3,4-dicarboximide Trefoils
The Journal of Physical Chemistry Letters 2014, 5, 1608.
Excitation Energy Transfer within Covalent Tetrahedral Perylenediimide Tetramers and their Intermolecular Aggregates
The Journal of Physical Chemistry C 2014, 118, 16941.
Ground and Excited State Electronic Spectra of Perylenediimide Dimers with Flexible and Rigid Geometries in DNA Conjugates
Chemical Science 2014, 5, 973.
Lasing Action in Strongly Coupled Plasmonic Nanocavity Arrays
Nature Nanotechnology 2013, 8, 506.
Active Role of Proton in Excited State Intramolecular Proton Transfer Reaction
The Journal of Physical Chemistry A 2013, 117, 1400.
Multifaceted Ultrafast Charge Transfer Dynamics of 4-(dimethylamino)benzonitrile (DMABN)
The Journal of Physical Chemistry A 2013, 5, 973.
Coherent Nuclear Wavepackets Generated by Ultrafast Intramolecular Charge Transfer Reaction
The Journal of Physical Chemistry Letters 2012, 3, 2761.
Plasmonic Bowtie Nanolaser Arrays
Nano Letters 2012, 12, 5769.
Extraordinary Nonlinear Absorption in 3D Bowtie Nanoantennas
Nano Letters 2012, 12, 269.
Electron Transfer within Self-Assembling Cyclic Tetramers Using Chlorophyll-Based Donor-Acceptor Building Blocks
Journal of the American Chemical Society 2012, 134, 4363.
Photoinitiated multistep charge separation in ferrocene-zinc porphyrin-diiron hydrogenase model complex triads
Energy & Environmental Science 2011, 4, 2441.
Generation, transport, and detection of linear accelerator based femtosecond-terahertz pulses
Review of Scientific Instruments 2011, 82, 013305.
A Two-Photon Turn-On Probe for Lipid Rafts with Minimum Internalization
ChemBioChem 2011, 12, 392.
Excited state intramolecular proton transfer and subsequent charge transfer dynamics of 2-(2'-hydroxyphenyl)benzoxazole derivative in condensed phase
The Journal of Physical Chemistry A 2010, 114, 5618.
Remarkably Efficient Photocurrent Generation Based on a [60]Fullerene Metal Cluster-Zn Porphyrin-Boron Dipyrrin Triad SAM on an ITO Electrode
Chemistry-A European Journal 2010, 16, 5586.
Coherent excited state intramolecular proton transfer probed by time-resolved fluorescence
Physical Chemistry Chemical Physics 2009, 11, 10266.
Ultrafast time-resolved fluorescence by two-photon absorption excitation
Optics Express 2008, 16, 20742.
Two-photon fluorescent probes for lipid raft imaging: Effect of chain length
ChemBioChem 2008, 9, 2830.
Two-Photon Fluorescence Turn-On Probe for Lipid Rafts in Live Cell and Tissue
Journal of the American Chemical Society 2008, 130, 4246.
Excited state intramolecular proton transfer dynamics of semi-rigid polyquinoline in solution and polymer film
Chemical Physics Letters 2008, 450, 302.
Ultrafast time-resolved laser spectroscopic studies of trans-bis(ferrocene-carboxylato)-tetraphenyl-porphyrinato)tin(IV): Intramolecular electron-transfer dynamics
Bulletin of the Korean Chemical Society 2008, 28, 1967.
Perturbation of electronic states and energy relaxation dynamics in a series of phenylene bridged ZnII porphyrin dimers
The Journal of Physical Chemistry C 2007, 111, 14881.
A Two-Photon Fluorescence Probe for Lipid Raft Imaging: C-Laurdan
ChemBioChem 2007, 8, 553.

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