Publications

2024

1. Lee, M. W.; Park, J. H.; Cho, S.-E.; Ahn, H. S.*

"Local Heating Induced Single-Crystalline Phase Control in Electrochemical Synthesis of Nanomaterials"
Small. 2024, (Early view), https://doi.org/10.1002/smll.202400038

2023

1. Choi, S.; Ahn, H. S.*

"Real-Time Monitoring and 3D Mapping of Trace Vapors of Explosive Nitroaromatic Compounds at Room Temperature by Gas-Phase Scanning Electrochemical Microscopy"
ACS Sens. 2023, 8, 4, 1750–1755.

2. Jo, S. W.; Kim, J. Y.; Lee, M. W.; Kim, Y.; Ahn, H. S.*

"Highly Selective Reduction of CO2 to Methane Induced by Subzero Depression of the Electrode Surface Temperature"
ACS Catal. 2023, 13, 8, 5122–5126.

3. Deiana, M.*; Castán, J. M. A.; Josse, P.; Kahsay, A.; Sánchez, D. P.; Morice, K.; Gillet, N.; Ravindranath, R.;

Patel, A. K.; Sengupta, P.; Obi, I.; Rodriguez-Marquez, E.; Khrouz, L.; Dumont, E.; Galán, L. A.; Allain, M.;

Walker, B.; Ahn, H. S.; Maury, O.; Blanchard, P.; Bahers, T. L.; Öhlund, D.; von Hofsten, J.; Monnereau, C.*;

Cabanetos, C.*; Sabouri, N.*

"A new G-quadruplex-specific photosensitizer inducing genome instability in cancer cells by triggering oxidative DNA damage and impeding replication fork progression"

Nucleic Acids Res. 2023, 51, 12, 6264–6285.

4. Kim, J. Y.; Kim, Y.; Ryu, C. H.; Ahn, H. S.*

"Bipotentiostatic tandem electrocatalysis of the CO2 reduction reaction yielding C2+ fuels"
Green Chem. 2023, 25, 5290-5295.

5. Gwon, H. J.; Park, G.; Yun, J.; Ryu, W.*; Ahn, H. S.*

"Prolonged hydrogen production by engineered green algae photovoltaic power stations"

Nat. Commun. 2023, 14, 6768.

2022

1. Nguyen, T. H. T.; Lee, M. W.; Hong, S.*; Ahn, H. S.*; Kim, B.-K.*

"Electrosynthesis of palladium nanocatalysts using single droplet reactors and catalytic activity for formic acid oxidation"
Electrochim. Acta 2022, 401, 139446.

2. Ryu, C. H.; Nam, Y.; Ahn, H. S.*

"Modern applications of scanning electrochemical microscopy in the analysis of electrocatalytic surface reactions"
Chinese J. Catal. 2022, 43(1), 59-70.

3. Gopannagari, M.; Reddy, D. A.*; Hong, D. H.; Reddy, K. A. J.; Kumar, D. P.; Ahn, H. S.; Kim, T. K.*

"Augmented photoelectrochemical water reduction: influence of copper vacancies and holetransport layer on CuBi2O4 photocathode"
J. Mater. Chem. A 2022, 10, 6623.

4. Kim, S. D.; Park, J. H.; Ahn, H.; Lee, J. ;Shin, C.-H; Jang, W, -D.; Kim, B.-K.;* Ahn, H. S.*

"The discrete single-entity electrochemistry of Pickering emulsions"
Nanoscale 2022, 14, 6981.

5. Rangappa, A. P.; Kumar, D. P.; Wang, J.; Do, H. K.; Kim,E.; Reddy, D. A.; Ahn, H. S.* ; Kim, T. K.*

"In situ growth of Ag2S quantum dots on SnS2 nanosheets with enhanced charge separation efficiency and CO2 reduction performance"
J. Mater. Chem. A 2022, 10, 7291.

6. Song, Y.; Park, M.; Park, J.; Ahn, H. S.; Kim, T.K.; Ju, S.-Y.*

"Long-Term Exposure of MoS2 to Oxygen and Water Promoted Armchair-to-Zigzag-Directional Line Unzippings"
Nanomaterials 2022, 12, 1706.

7. Ryu, C. H.; Ahn, H. S.*

"Investigation into the morphological implications on electron transfer dynamics of lithium peroxides by scanning electrochemical microscopy"
Bull. Korean Chem. Soc. 2022, 1-4.

8. Choi, S.; Lee, H.; Park, J. O.; Ahn, H. S.*

"Membraneless Ionic Liquid Droplet Nanoprobe for Oxygen Sensing and Gas Phase Scanning Electrochemical Microscopy"
Anal. Chem. 2022, 94, 23, 8101–8104.

9. Park, J. H.; Ahn, H.; Ahn, H. S.*

"Single Entity Electrochemistry and Its Application to Nanomaterial Synthesis"
Isr. J. Chem. 2022, e202200026.

10. Lee, J. Y.; Park, J. H.; Ahn, H. S.*; Kim, B. -K.*

"Nanoelectrochemistry for single-droplet analysis and applications"
Curr. Opin. Electrochem. 2022, 36, 101139.

11. Gwon, H. J.; Lim, D.; Nam, Y.; Ahn, H. S.*

"Quadruple nanoelectrode assembly for simultaneous analysis of multiple redox species and its application to multi-channel scanning electrochemical microscopy"
Anal. Chim. Acta 2022, 1226, 340287.

12. Ahn. H. S.; Zoski, C. G.; Bard, A. J.

"Electrocatalysis and Surface Interrogation (Ch. 6)"
[Book] Scanning Electrochemical Microscopy 3rd ed. 2022, CRC Press.

13. Choi, S.; Jeon, H.; Kim, Y.; Kang, P.; Sim, E.*, Hong, S.*; Ahn, H. S.*

"High-Voltage Symmetric Nonaqueous Redox Flow Battery Based on Modularly Tunable [Ru2M (μ3-O)(CH3CO2)6(py)3] (M = Ru, Mn, Co, Ni, Zn) Cluster Compounds with Multielectron Storage Capability"
ACS Mater. Lett. 2022, 4, 2159–2165.

14. Dauphi, A. L.; Castán, J. M. A.; Yu, J.; Blanchard, P.; Sojic, N.; Ahn, H. S.; Walker, B.; Cabanetos, C.; Bouffier, L.*

"Benzothioxanthene Dicarboximide as a Tuneable Electrogenerated Chemiluminescence Dye"
ChemElectroChem, 2022, 9, e202200967.

2021

1. Park, J. M.; Nam, S. H.; Hong, K. -I.; Jeun, Y. E.; Ahn, H. S.*; Jang, W. -D.*

"Stimuli-responsive fluorescent dyes for electrochemically tunable multi-color-emitting devices"
Sens. Actuators B Chem. 2021, 332, 129534.

2. Hong, H.; Lee, J. M.; Yun, J. H.; Kim, Y. J.; Kim, S. I.; Shin, H. I.; Ahn, H. S.; Hwang, S.-J.*; Ryu, W. H.*

"Enhanced interfacial electron transfer between thylakoids and RuO2 nanosheets for photosynthetic energy harvesting"
Sci. Adv. 2021, 7, 20, eabf2543.

3. Park, J. H.; Jin, S.-M.; Lee, E.; Ahn, H. S.*

"Electrochemical synthesis of core–shell nanoparticles by seed-mediated selective deposition"
Chem. Sci. 2021, 12, 13557-13563.

4. Jeon, H.; Park, J. H.; Han, S.; Ahn, S. H.; Baik, J.; Lee, H.*; Ahn, H. S.*; Hong, S.*

"W–O bond shortening by doping of first-row transition metal ions that enhances its catalytic potency"
Appl. Surf. Sci. 2021, 567, 150834.

5. Reddy, D. A.; Kim, Y.; Reddy, A. J.; Gopannagari, M.; Rangappa, A. P.; Kumar, D. P.; Devi, A. A. S.; Murali, D.; Ahn, H. S.; Kim, T. K.*

"Boosting water oxidation performance of BiVO4 photoanode by vertically stacked NiO nanosheets coupled with atomically dispersed iridium sites"
ACS Appl. Energy Mater. 2021, 4(10), 11353-11366.

6. Gwon, H. J.; Lim, D.; Ahn, H. S.*

"Bioanalytical chemistry with scanning electrochemical microscopy"
Bull. Korean Chem. Soc. 2021, 42(11), 1400-1410.

2020

1. Park, J. H.; Ahn, H. S.*

"Electrochemical synthesis of multimetallic nanoparticles and their application in alkaline oxygen reduction catalysis"
Appl. Surf. Sci. 2020, 504, 144517.

2. Jeun, Y. E.; Park, J. H.; Kim, J. Y.; Ahn, H. S.*

"Stoichiometry‐Controlled Synthesis of Nanoparticulate Mixed‐Metal Oxyhydroxide Oxygen Evolving Catalysts by Electrochemistry in Aqueous Nanodroplets"
Chem. Eur. J. 2020, 26, 4039 –4043.

3. Kim, J. Y.; Ryu, C. H.; Lee, J. H.; Pawar, A. U.; Jang, W. D.; Kang, Y. S.; Ahn, H. S.*

"Electrodeposited CuAgHg Multimetallic Thin Films for Improved CO2 Conversion: the Dramatic Impact of Hg Incorporation on Product Selectivity"
ACS Appl. Energy Mater. 2020, 3, 7, 6670–6677.

4. Lee, M. W.; Kwon, D. J.; Park, J.; Pyun, J. C.; Kim, Y. J.; Ahn, H. S.*

"Electropolymerization in a confined nanospace: synthesis of PEDOT nanoparticles in emulsion droplet reactors"
Chem. Commun. 2020, 56, 9624-9627.

5. Kim, Y. J.; Lim, A.; Kim, J. M.; Lim, D.; Chae, K. H.; Cho, E. N.; Han, H. J.; Jeon, K. U.; Kim, M.; Lee, G. H.; Lee, G. R.; Ahn, H. S.; Park, H. S.; Kim, H.; Kim, J. Y.*; Jung, Y. S.*

"Highly efficient oxygen evolution reaction via facile bubble transport realized by three-dimensionally stack-printed catalysts"
Nat. Commun. 2020, 11, 4921.

2019

1. Kim, T. Y.; Choi, M. K.; Ahn, H. S., Rho. J. S.; Jeong, H. M.; Kim, K. H.

"Fabrication and characterization of zeolitic imidazolate framework-embedded cellulose acetate membranes for osmotically driven membrane process"
Sci. Rep. 2019, 9, 5779.

2. Oh, H.; Choi, S; Kim, J. Y.; Ahn, H. S.*; Hong, S. W.*

"Stoichiometric and electrocatalytic production of hydrogen peroxide driven by a water-soluble copper(II) complex"
Chem. Commun. 2019, 55, 12659.

2018

1. Kim, J. Y.; Ahn, H. S.*; Bard, A. J.*

"Surface Interrogation Scanning Electrochemical Microscopy for a Photoelectrochemical Reaction: Water Oxidation on a Hematite Surface"
Anal. Chem. 2018, 90, 3045.

2. Ryu, D. H.; Kim, Y. J.; Kim, S. I.; Hong, H.; Ahn, H. S.; Kim, K.; Ryu, W. H.

“Thylakoid-Deposited Micro-Pillar Electrodes for Enhanced Direct Extraction of Photosynthetic Electrons”
Nanomaterials 2018, 8, 189.

3. Fukuzumi, S.*; Lee, Y.-M.*; Ahn, H. S.*; Nam, W.*

“Mechanisms of Catalytic Reduction of CO2 with Heme and Nonheme Metal Complexes”
Chem. Sci. 2018, 9, 6017.

4. Jeun, Y. E.; Baek, B.; Lee, M. W.; Ahn, H. S.*

“Surfactant-free Electrochemical Synthesis of Metallic Nanoparticles via Stochastic Collisions of Aqueous Nanodroplet Reactors”
Chem. Commun. 2018, 54, 10052.

5. Han, J. H.; Kim, H. K.; Baek, B.; Han, J.; Ahn, H. S.; Baik, M.-H.; Cheon, J.

"Activation of the Basal Plane in Two Dimensional Transition Metal Chalcogenide Nanostructures"
J. Am. Chem. Soc. 2018, 140, 13663.

6. Kai, T.; Zhou, M.; Johnson, S.; Ahn, H. S.; Bard, A. J.

"Direct Observation of C2O4•– and CO2•– by Oxidation of Oxalate within Nanogap of Scanning Electrochemical Microscope"
J. Am. Chem. Soc. 2018, 140, 16178.

2017

1. Ahn, H. S.; Bard, A. J.

“Assessment of the Stability and Operability of Cobalt Phosphide Electrocatalyst for Hydrogen Evolution”
Anal. Chem. 2017, 89, 8574.

2. Liang, Z. X.; Ahn, H. S.*; Bard, A. J.*

“A Study of the Mechanism of the Hydrogen Evolution Reaction on Nickel by Surface Interrogation Scanning Electrochemical Microscopy”
J. Am. Chem. Soc. 2017, 139, 4854.

2016

1. Ahn, H. S.; Bard. A. J.*

“Surface Interrogation Scanning Electrochemical Microscopy of Ni1-xFexOOH (0 < x < 0.27) Oxygen Evolving Catalyst: Kinetics of the ‘Fast’ Iron Sites”
J. Am. Chem. Soc. 2016, 138, 313.

2. Ahn, H. S.; Bard, A. J.*

“Electrochemical Surface Interrogation of MoS2 Hydrogen Evolving Catalyst”
J. Phys. Chem. Lett. 2016, 7, 2748.

2015

1. Ahn, H. S.; Bard, A. J.*

“Surface Interrogation of CoPi Water Oxidation Catalyst by Scanning Electrochemical Microscopy”
J. Am. Chem. Soc. 2015, 137, 612.

2. Ahn, H. S.; Yano, J.; Tilley, T. D.*

“Water Oxidation by Cobalt Centers on Various Oxide Surfaces: The Effects of Oxide Surface Acidity and Oxygen Atom Affinity on Catalysis”
ACS Catal. 2015, 5, 2573.

3. Ahn, H. S.; Bard, A. J.*

“Single-Nanoparticle Collision Events: Tunneling Electron Transfer on a TiO2 Passivated n-Silicon Electrode”
Angew. Chem. Int. Ed. 2015, 54, 13753.

4. Ahn, H. S.; Bard. A. J.*

“Switching Transient Generation in Surface Interrogation Scanning Electrochemical Microscopy and Time of Flight Techniques”
Anal. Chem. 2015, 87, 12276.

5. Renault, C.; Marchuk, K.; Ahn, H. S.; Titus, E. J.; Kim, J.; Willets, K. A.; Bard, A. J.*

“Observation of Nanometer-Sized Electro-Active Defects in Insulating Layers by Fluorescence Microscopy and Electrochemistry”
Anal. Chem. 2015, 87, 5730.

6. Liu, S.; Li, L.; Ahn, H. S.; Manthiram, A.*

“Delineating the Roles of Co3O4 and N-doped Carbon Nanoweb (CNW) in Bifunctional Co3O4/CNW Catalysts for Oxygen Reduction and Oxygen Evolution Reactions”

J. Mater. Chem. A 2015, 3, 11615.

7. Hsu, H.-Y.; Ji, L.; Ahn, H. S.; Zhao, J.; Yu, E. T.; Bard, A. J.*

“A Liquid Junction Photoelectrochemical Solar Cells Based on p-Type MeNH3PbI3 Perovskite with 1.05 V Open-Circuit Photovoltage”
J. Am. Chem. Soc. 2015, 137, 14758.

2014

1. Ahn, H. S.; Davenport, T. C.; Tilley, T. D.*

“Molecular Cobalt Electrocatalyst for Proton Reduction at a Low Overpotential”
Chem. Commun. 2014, 50, 3834.

2. Davenport, T. C.; Ahn, H. S.; Ziegler, M. S. Tilley, T. D.*

“A Molecular Structural Analog of Proposed Dinuclear Active Sites in Cobalt-Based Water Oxidation Catalysts”
Chem. Commun. 2014, 50, 6326.

3. Eisenberg, D.; Ahn, H. S.; Bard, A. J.*

“Enhanced Photoelectrochemical Water Oxidation on Bismuth Vanadate by Electrodeposition of Amorphous Titanium Dioxide”
J. Am. Chem. Soc. 2014, 136, 14011.

2013

1. Ahn, H. S.; Tilley, T. D.*

“Electrocatalytic Water Oxidation at Neutral pH by a Nanostructured Co(PO3)2 Anode”
Adv. Funct. Mater. 2013, 23, 227.