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Dong Hwan Wang

Chung-Ang University

221 Heuksuk-dong

Dongjak-gu

Seoul, 156-756

Korea, Republic of (South Korea)

SCHOLARLY PAPERS

21

DOWNLOADS

693

TOTAL CITATIONS

3

Scholarly Papers (21)

1.

Selective-Wavelength Detection Via Photoswitching Effect of Fe2o3 Layer for Organic Photodiode

Number of pages: 21 Posted: 10 Dec 2024
Chung-Ang University, Sungkyunkwan University, Yonsei University and Chung-Ang University
Downloads 59 (980,173)

Abstract:

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Organic photodiode, Iron oxide, Atomic Layer Deposition, Switching diode, Selective detection

2.

Oxide Vacancy Passivation Through Interface Engineering Of Tetraphenylethylene-Based Small-Molecule with Sulfonate Functional Group for Efficient Organic Photodetector

Number of pages: 28 Posted: 23 May 2023
Chung-Ang University, affiliation not provided to SSRN, affiliation not provided to SSRN, Chung-Ang University, Chung-Ang University, Chung-Ang University, affiliation not provided to SSRN, affiliation not provided to SSRN and Chung-Ang University
Downloads 58 (989,921)
Citation 2

Abstract:

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zinc oxide, Oxygen vacancy, Trap Density, passivation, Organic Photodetector

3.

Early Crystal Growth Suppression by Washing Solvent for Efficient Self-Powered Perovskite Photodetector

Number of pages: 28 Posted: 30 Jul 2022
Woongsik Jang, Jun Min Lee, Byung Gi Kim and Dong Hwan Wang
Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 48 (1,086,013)

Abstract:

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Self-powered photodetector, Perovskite nucleation, Crystal growth, Responsivity, Charge injection

4.

Interfacial Defect Mitigation Via Ligand Exchange and Alkyl-Chain Length for High-Luminescence and Stable Perovskite Quantum Dots

Number of pages: 22 Posted: 28 Dec 2023
Tae Yong Im, Jin Young Kim, Woongsik Jang and Dong Hwan Wang
Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 47 (1,097,529)

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perovskite quantum dot, ligand exchange, amine ligand, methyl acetate, colloidal nanoparticle, colloidal stability

5.

Suppression Strategy of Interfacial Defects: Γ-Ray-Induced Nano Structural Rearrangement of Niox Sol-Gel for Highly Sensitive Organic Photodetectors

Number of pages: 40 Posted: 19 Oct 2024
Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 46 (1,109,210)

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Self-powered organic photodetector, enhanced NiO purity, NiOx sol-gel microstructure control, γ-ray-induced structural rearrangement, charge recombination suppression

6.

Amorphous Alsm Metal Alloy Thin Film Electrode for Suppressed Degradation of Organic Optoelectronic Devices

Number of pages: 18 Posted: 06 Apr 2022
Chung-Ang University, Chung-Ang University, Korea Electronics Technology Institute and Chung-Ang University
Downloads 40 (1,183,237)

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Amorphous metal alloy, Organic photovoltaics, Organic Photodetector, Dark current suppression, Stability

7.

Carbazole–Pyrene-Based Nonvolatile Solid Additive to Modulate the Electronic Structures of Photodynamic Devices

Number of pages: 44 Posted: 03 May 2024
Chung-Ang University, affiliation not provided to SSRN, Chung-Ang University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and Chung-Ang University
Downloads 39 (1,222,651)

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Nonvolatile solid additive, Dark current density, Interface engineering, Organic photodetectors, Bulk-heterojunction solar cells

8.

Touch-on Transfer Development: Bilateral Interdiffusion Suppression Based on Dry Fullerene Derivative for Precise Perovskite Photodetection

Number of pages: 116 Posted: 17 Jan 2026
Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 36 (1,249,711)

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Mixed halide perovskite, perovskite optoelectronic device, fullerene derivative, dry transfer strategy, photoplethysmography

9.

N-Type Buffer-Free Interface for Efficient Low-Light Organic Photosensitive Electronics

Number of pages: 30 Posted: 19 Dec 2023
Chung-Ang University, Chung-Ang University, Southern University of Science and Technology - Department of Electrical and Electronic Engineering, Chung-Ang University and Chung-Ang University
Downloads 34 (1,263,436)

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organic photodetector, PDINN, aliphatic amine, dark current, detectivity, indoor photovoltaics

10.

Zwitterionic-ligand of perovskite Quantum Dots for Enhanced Sensitivity of Organic Gas Sensors with high-adsorption site

Number of pages: 31 Posted: 19 Dec 2025
In Hwa Ko, Jin Young Kim, Dong Hwan Wang and Yeong Don Park
Incheon National University, Chung-Ang University, Chung-Ang University and Incheon National University
Downloads 33 (1,290,922)

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P3HT, Perovskite, zwitterionic ligand, Inorganic–organic gas sensor

11.

Interface engineering of Cu foil–prepreg systems by controlling silane terminal groups and wettability

Number of pages: 19 Posted: 31 Dec 2025
Chung-Ang University, Chung-Ang University, Chung-Ang University, affiliation not provided to SSRN and Chung-Ang University
Downloads 31 (1,345,526)

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PCB, prepreg, silane coupling, wetting coefficient, adhesive mechanism

12.

Long-Term Noninvasive Cardiac Monitoring Via Neutralized Interfacial Design for Noise-Suppressed Near-Infrared Organic Photodetectors

Number of pages: 38 Posted: 02 Aug 2024
Zhao Yang, Byung Gi Kim, Ji Hyun Lim and Dong Hwan Wang
affiliation not provided to SSRN, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 31 (1,304,549)
Citation 1

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organic photodetector, organic photoplethysmography sensor, healthy monitoring technology, heterocyclic 1, 3-diazole, noise suppression, Non-Invasive Cardiac Monitoring

13.

Multilayered Gnp/Amorphous Alloy Strain Sensors with an Extended Operating Range and Thermal Stability

Number of pages: 21 Posted: 24 Nov 2023
Chung-Ang University, Chung-Ang University, Korea Electronics Technology Institute and Chung-Ang University
Downloads 27 (1,359,097)

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metallic glass, sputter deposition, strain sensing, corrosion resistance, motion sensor.

14.

Amorphous Metal Thin Film Electrode for Mechanically Robust Charge Collection of Organic Photovoltaics

Number of pages: 19 Posted: 24 Jan 2023
Chung-Ang University, Chung-Ang University, Korea Electronics Technology Institute and Chung-Ang University
Downloads 26 (1,385,945)

Abstract:

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Amorphous metal alloy, Organic electrics, Flexible device, Mechanical stability, Electrode

15.

Suppressed Chemical Reaction of Al-Sm Sputtered Amorphous Electrode for Stable Encapsulation-Free Organic Electronics

Number of pages: 20 Posted: 22 Sep 2022
Chung-Ang University, Chung-Ang University, Korea Electronics Technology Institute and Chung-Ang University
Downloads 24 (1,399,036)

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Amorphous metal alloy, Sputtered electrode, Organic Electronics, Dark current suppression, Chemical stability

16.

Homogeneous Attachment Functionalization of Mono-Dentate Ligands for Compatible Nanoparticle Crystallization

Number of pages: 18 Posted: 25 Mar 2024
Jin Young Kim, Woongsik Jang, Tae Yong Im and Dong Hwan Wang
Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 22 (1,424,331)

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quantum dot, compatible, red emission, LaMer model, nanoscale synthesis

17.

Prolonged Mechanical Dynamics Via Imide Bridged Zno Composites for Fast Response Flexible Photo-Electronics

Number of pages: 33 Posted: 04 Feb 2025
Ji Hyun Lim, Woongsik Jang, Jin Young Kim and Dong Hwan Wang
Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 21 (1,448,301)

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Zinc oxide nanoparticle, Perylene diimide derivative, Surface engineering, Organic optoelectronics, Flexible, Mechanical durability

18.

Sequential Hybrid Self-Assembled Monolayers Enabling Uniform Coverage and Efficient Hole Extraction in Perovskite Photoelectronics

Number of pages: 32 Posted: 01 Apr 2026
Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 20 (1,481,165)

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Perovskite solar cells, Self-assembled monolayers, Interface engineering, Sequential assembly, Hole-selective contact, Charge extraction

19.

Rapid Thermal Annealing-Assisted Zinc Oxide with Controlled Oxygen Impurities for Response Power and Stress Resistivity in Organic Photo-Electronics

Number of pages: 47 Posted: 07 Aug 2025
Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 19 (1,459,862)

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Zinc Oxide, Rapid thermal annealing, Electron tranporting layer, Organic photovoltaics, Organic photodetector

20.

Homogeneous Surface Attachment of Functional Ligands for Compatible Perovskite Nanoparticle Crystallization

Number of pages: 20 Posted: 05 Sep 2024
Jin Young Kim, Woongsik Jang, Tae Yong Im and Dong Hwan Wang
Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 19 (1,459,862)

Abstract:

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perovskite, quantum dot, nanoparticles, red characteristics, LaMer model

21.

Touch-on Transfer Development: Bilateral Interdiffusion Passivation Based on Dry Fullerene Derivative for Precise Perovskite Photodetection

Number of pages: 53 Posted: 08 Sep 2025
Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University, Chung-Ang University and Chung-Ang University
Downloads 13 (1,526,714)

Abstract:

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Mixed halide perovskite, perovskite optoelectronic device, fullerene derivative, dry transfer strategy, photoplethysmography