Seonghwan Lee

ORCID: 0000-0003-0533-7043
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About
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Research Areas
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Conducting polymers and applications
  • Advanced Sensor and Energy Harvesting Materials
  • Electrocatalysts for Energy Conversion
  • Advanced biosensing and bioanalysis techniques
  • Advanced battery technologies research
  • Electrochemical Analysis and Applications
  • Advanced Nanomaterials in Catalysis
  • Advanced Photocatalysis Techniques
  • Catalytic Processes in Materials Science
  • Mesoporous Materials and Catalysis
  • Biosensors and Analytical Detection
  • Gas Sensing Nanomaterials and Sensors
  • Chemical Synthesis and Reactions
  • ZnO doping and properties
  • Copper-based nanomaterials and applications
  • Supercapacitor Materials and Fabrication
  • Catalysis and Oxidation Reactions
  • Nanomaterials for catalytic reactions
  • Catalytic C–H Functionalization Methods
  • Synthesis of Indole Derivatives
  • Oxidative Organic Chemistry Reactions
  • Space Satellite Systems and Control
  • Thermal Radiation and Cooling Technologies

Ulsan National Institute of Science and Technology
2018-2024

Hanyang University
2024

Tezpur University
2023

Pohang University of Science and Technology
2011-2014

Although various studies related to nanoparticles-based photothermal therapy have been actively performed, an epoch-making photothermolysis exhibiting both high selectivity and efficiency has yet not discovered. For the first time, we developed novel valuable therapeutic complexes, namely, dual aptamer-modified gold nanostars, for targeting of prostate cancers, including PSMA(+) PSMA(-) cells. The synthesized probes were characterized through several techniques, UV-VIS spectral analysis, DLS...

10.1039/c4tb00643g article EN Journal of Materials Chemistry B 2014-01-01

Non-noble metal-based electrocatalysts have been designed for effective electrochemical oxidation of methanol in basic medium. The catalyst consisting nickel (Ni) and cobalt (Co) metals was synthesized with a zeolitic imidazolate framework (ZIF) template approach. Such method leads to the decoration cylindrically shaped hydroxides, Ni(OH)2, nanodimensions within crystals spinel oxides, Co3O4. mixed metal hydroxide oxide, Ni(OH)2-Co3O4, represented good activity toward 1 M KOH at low onset...

10.1021/acsaem.2c02286 article EN ACS Applied Energy Materials 2022-09-26

Nickel hydroxide (Ni(OH)2) decorated in the framework of zeolite-Y and combined with SnO2, SnO2-Ni(OH)2-Y, was conceived as a cost-effective electrocatalyst for electrochemical oxidation methanol ethanol (MOR EOR). Significant enhancement current density observed both processes on combining SnO2-Ni(OH)2-Y reduced graphene oxide (rGO). The maximum case MOR found to be 2.2 Amg–1, while same EOR 2.0 Amg–1. prepared SnO2-Ni(OH)2-Y/rGO superior terms stability compared SnO2-Ni(OH)2-Y. did not...

10.1021/acs.energyfuels.3c01521 article EN Energy & Fuels 2023-07-13

10.1007/s40684-019-00154-w article EN International Journal of Precision Engineering and Manufacturing-Green Technology 2019-10-05

Copper oxide–peroxymonosulfate is reported as a green catalyst for 3,3′-bis(indolyl)methane synthesis without the use of volatile acetaldehyde or formaldehyde.

10.1039/d3gc00440f article EN Green Chemistry 2023-01-01

A heterogeneous nanocatalyst comprising palladium (Pd/PdO) and iron(III) oxide (Fe2O3) in the dimension of 1–4 nm was synthesized using sodium-exchanged zeolite-Y or zeolite-NaY [a type faujasite (FAU) zeolite having an aluminosilicate framework with a general formula (Na2)3.5[Al7Si17O48]·32H2O] as support matrix. The catalyst investigated true for activation robust C–Cl bond aryl chlorides Suzuki–Miyaura cross-coupling (SMCC) reaction. very low Pd loading (0.0037 mol %) exhibited high...

10.1021/acsanm.3c03244 article EN ACS Applied Nano Materials 2023-09-15

In this study, spinel cobalt oxide (Co3O4) nanoparticles without combining with any other metal atoms have been decorated through the influence of two hard templating agents, viz., zeolite-Y and carboxy-functionalized multiwalled carbon nanotubes (COOH-MWCNT). The adornment Co3O4 nanoparticles, combined impact aluminosilicate framework has resulted in quantum interference, causing reversal signatory Raman peaks Co3O4. Apart from construction small at interface matrices, particles were...

10.1021/acsomega.3c06414 article EN cc-by-nc-nd ACS Omega 2023-11-15

Inorganic sulfur containing cobalt vanadium oxide appeared as an efficient catalyst for Cr( vi ) reduction and photo decomposition of methyl orange dye.

10.1039/d3ma00625e article EN cc-by-nc Materials Advances 2023-01-01

SLA (Stereolithography) printing technology can achieve high precision and accuracy compared to other 3D methods. However, the single laser movement mechanism has disadvantage of increasing processing time during process causing problems such as incomplete curing premature gelation. In this study, we address these challenges by using Acoustic Emission (AE)-based detection defects in SLA, which utilizes UV-curable resin its primary material. PVDF (Polyvinylidene Fluoride) sensors are used...

10.1117/12.3013061 article EN 2024-01-26

Abstract The rapid depletion and adverse environmental impacts of fossil fuels necessitate the development alternative sources sustainable ecofriendly energy to address increasing demand due population growth technological advancement. Energy harvesting is a major strategy for generation clean energy. It involves scavenging subsequent conversion from surroundings into usable electrical In this study, mechanical externally applied carbon-fiber-reinforced plastic (CFRP)-based structure using...

10.1088/2631-6331/acf124 article EN Functional Composites and Structures 2023-08-17

Abstract The influence of two different surface matrices, that is, zeolite‐Y and multi‐walled carbon nanotubes (MWCNTs), on the electrocatalytic ability Ni(OH) 2 combined with MnO has been studied. Ni Mn loaded in ratio exhibited current density respect to change nature support. −Ni(OH) catalyst decorated like a fish net‐stock at interface MWCNT high Ni(II) content provided highest 3.8 Amg −1 3.6 platinum graphitic rod as counter electrode, respectively. study revealed both concentration...

10.1002/cnma.202200280 article EN ChemNanoMat 2022-07-28
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