International Journals

(*Corresponding author /  †Co-first authors) 

(Work In Progress) 

[-]

ANN-based multi-objective optimization for a cylindrical heat sink with alternately arranged straight and forked fins considering installation angle.

- (Submitted)

SW Lee†, J Choi†, S Choi, JH Noh, D Shim, DB Kwak*

[-]

Mathematical Modeling of Viral RNA Copies in Indoor Environments: Pre-processor for Risk Assessment and Decision-Making Support Tool for Public Health

- (Submitted)

S Gwak, S Cho, DYH Pui, DB Kwak*

[-]

Evaluation of Surface Charge Decay and Initial Filtration Performance of Electret Respiratory Mask Filters Exposed to IPA, DIW, and Saliva. 

- (To be submitted)

Y Lee, S Cho, SW Lee, JH Noh, Q Ou, DYH Pui, DB Kwak*

(Accepted) 

[34]

Nano-Liquid Particle Monitoring System for Colloidal Nanoparticle Characterization with Optimized Aerosol Generation: Virtual Impactor and Large Droplet Removal for Non-Volatile Residue Minimization.

Measurement Science and Technology (Accepted)

S Cho, Y Cho, A Roux, S Gwak, DR Troolin, HG Lee, DB Kwak*

[33]

Comparison of Particle Size Distributions between Conventional Cigarettes and Electronic Cigarettes based on Aerosolization Mechanisms, and Development of a Dosing Algorithm for Human Deposition Fraction.

Journal of Occupational and Environmental Hygiene (Accepted)

S Gwak†, C Kim†, H Kwon, J Lee, Y Cho, S Cho, Y Lee, DB Kwak*

[32]

Mitigating Airborne Virus Transmission in Hospital Wards: A Study on the Effects of Ventilation System, Air Purifier, and Curtains.

Indoor and Built Environment (Accepted)

IH An†, DB Kwak†, J Lee, SH Park, SJ Yook*

(2026) 

[31]

Optimization of stepped Z-type BTMS plenum by introducing chamfer angle under driving conditions of EVs (10-120 km/h).

Arabian Journal for Science and Engineering, 51,  9141-9152 (2026)

MB Kim†, SY Im†, H Kwon, DB Kwak*

[30]

Liquid Particle Monitoring System Utilizing Aerosol Metrology and Data Processing Algorithm: Chemical Mechanical Polishing Slurry Application.

Measurement (JCR 9.1%), 259, 119624 (2026)

S Cho, Y Cho, Y Lee, S Gwak, H Seo, SB Min, YJ Won, JH Noh, H Lee, DB Kwak*

(2025) 

[29]

Nanoparticle Penetration Efficiency Prediction Model in Conductive and Non-Conductive Coils for Aerosol Measurement System: Experimental Research and Critical Review.

Advanced Powder Technology, 36(10), 105027 (2025)

S Gwak, C Kim, Y Lee, DB Kwak*

[28]

Linking structure and filtration performance in electrospun polyethersulfone filters: The role of deposition uniformity and configuration.

Building and Environment (JCR 4.1%), 284, 113467 (2025)

D Bui-Vinh†, S Lee†, K Lee, HB Kim, DB Kwak, H Lee*, DYH Pui

[27]

Multi-objective optimization of a cylindrical heat sink with straight and forked fins using artificial neural network (ANN).

International Communication in Heat and Mass Transfer (JCR 4.4%), 165, 109082 (2025)

J Choi†, SW Lee†, S Choi, DB Kwak*

[26]

Optimal Operating Positions of Two Air Purifiers for Improving Indoor Air Quality in Hospital Wards.

Journal of Hospital Infection (JCR 14.8%), 159, 42-51 (2025)

IH An†, DB Kwak†, J Lee, SH Park, SJ Yook*

[25]

Impact of High-altitude Conditions and Low Ambient Pressure on Saliva Evaporation Rate and Airborne Transmission of Viruses.

Building and Environment (JCR 4.1%), 269, 112453 (2025)

S Cho, DB Kwak*, DYH Pui

(Before SeoulTech) 

[24]

Semi-empirical equation for determining the pressure drop of nanofibers.

Separation and Purification Technology, 324, 124585 (2023)

DB Kwak, S Lee, Z Pan, Y Liang, H Lee*, DYH Pui*

[23]

Development of a two-column particle sizer (TC-PS) for simultaneous measurements of particle concentration and size distribution.

Aerosol Science and Technology, 57(9), 903-910 (2023)

H Lee†, WY Kim†, DB Kwak, KH Ahn*

[22]

Development of drone-based filter sampling system for carbonaceous aerosol analysis using thermal–optical transmittance method.

Aerosol Science and Technology, 57(9), 861-871 (2023)

J Park, DB Kwak, M Baek, S Lee, WY Kim, KA Kim, JY Lee, KH Ahn*, H Lee*

[21]

Comparison of microfiltration performances of ePTFE and PCTE membranes in IPA and deionized water.

Journal of Water Process Engineering, 54, 103942 (2023)

T Song, DB Kwak, SC Kim, Q Ou, C Pei, HY Chung, WWS Poon, L Ni, DYH Pui*

[20]

Development of a detection system for gas-phase aromatics and other molecules ionizable by soft X-rays demonstrated using methyl salicylate.

Aerosol Science and Technology, 57(7), 619-632 (2023)

DB Kwak, SC Kim, GW Mulholland, MC Owen, C Kim, H Lee*, DYH Pui*

[19]

Accurate measurements of particle emissions from a three-dimensional printer using a chamber test with a mixer-installed sampling system.

Scientific reports, 13, 5449 (2023)

H Lee†, DB Kwak†, C Choi, KH Ahn*

[18]

Modeling pressure drop values across ultra-thin nanofiber filters with various ranges of filtration parameters under an aerodynamic slip effect.

Scientific reports, 13, 5449 (2023)

S Lee, D Vinh, M Baek, DB Kwak*, H Lee*

[17]

Saliva Droplet Evaporation Experiment and Simple Correlation of Evaporation-falling Curve under Different Temperatures and RH.

Aerosol and Air Quality Research, 23, 220409 (2023)

DB Kwak, HD Fischer, DYH Pui*

[16]

Numerical study of nanoparticle penetration characteristics in forked tubes using tracking particle identification.

Powder Technology, 415, 118172 (2023)

DB Kwak, JS Wang, H Lee*, DYH Pui*

[15]

Detection of Airborne Nanoparticles through Enhanced Light Scattering Images.

Sensors, 22(5), 2038 (2022)

Y Ye*, Q Ou, W Chen, Q Cao, DB Kwak, T Kuehn, DYH Pui

[14]

Study on Droplet Dispersion Influenced by Ventilation and Source Configuration in Classroom Settings Using Low-cost Sensor Network.

Aerosol and Air Quality Research, 21, 210232 (2021)

W Chen, DB Kwak, J Anderson, K Kanna, C Pei, Q Cao, Q Ou*, S Kim, T Kuehn, and DYH Pui

[13]

Quantitative analysis of droplet deposition produced by an electrostatic sprayer on a classroom table by using fluorescent tracer.

Building and Environment, 205, 108254 (2021)

DB Kwak, SC Kim, T Kuehn, DYH Pui*

[12]

Application of an Electrical Low Pressure Impactor (ELPI) for Residual Particle Measurement in an Epitaxial Growth Reactor.

Infection Control & Hospital Epidemiology, 42(7), 901-903 (2021)

S Lee†, D Kim†, Y Cho, E Kim, P Liu, DB Kwak, S Keum, H Lim, T Kim*

[11]

Characterization of handheld disinfectant sprayers for effective surface decontamination to mitigate SARS-CoV-2 transmission.

Infection Control & Hospital Epidemiology, 42(7), 901-903 (2021)

SC Kim†, DB Kwak†, T Kuehn, DYH Pui*

[10]

Numerical investigation of nanoparticle deposition location and pattern on a sharp-bent tube wall.

International Journal of Heat and Mass Transfer, 164, 120534 (2021)

DB Kwak, SC Kim, H Lee*, DYH Pui*

[9]

Experimental study of nanoparticle transport and penetration efficiency on a sharp-bent tube (elbow connection).

International Journal of Heat and Mass Transfer, 155, 119816 (2020)

DB Kwak, SC Kim, H Lee*, DYH Pui*

[8]

Nanofiber Filter Performance Improvement: Nanofiber Layer Uniformity and Branched Nanofiber.

Aerosol and Air Quality Research, 20, 80-88 (2020)

SC Kim*, S Kang, H Lee, DB Kwak, Q Ou, C Pei, DYH Pui

[7]

Characterization of colloidal nanoparticles in mixtures with polydisperse and multimodal size distributions using a particle tracking analysis and electrospray-scanning mobility particle sizer.

Powder Technology, 355, 18-25 (2019)

H Lee, DB Kwak, SC Kim*, DYH Pui

[6]

Influence of colloidal particles with bimodal size distributions on retention and pressure drop in ultrafiltration membranes.

Separation and Purification Technology, 222, 352-360 (2019)

H Lee, DB Kwak, SC Kim, Q Ou*, DYH Pui

[5]

Effects of wall thickness and material property on inverse heat conduction analysis of a hollow cylindrical tube.

Inverse Problems in Science and Engineering, 26, 1305-1325 (2018)

JH Noh, DB Kwak, SJ Yook*

[4]

Natural convection flow around heated disk in cubical enclosure.

Journal of Mechanical Science and Technology, 32, 2377-2384 (2018)

DB Kwak, JH Noh, SH Lee, SJ Yook*

[3]

Optimization of the radial heat sink with a concentric cylinder and triangular fins installed on a circular base.

Journal of Mechanical Science and Technology, 32, 505-512 (2018)

DB Kwak, HP Kwak, JH Noh, SJ Yook*

[2]

Inverse heat conduction modeling to predict heat flux in a hollow cylindrical tube having irregular cross-sections.

Applied Thermal Engineering, 128, 1310-1321 (2018)

JH Noh, DB Kwak, KB Kim, KU Cha, SJ Yook*

[1]

Cooling performance of a radial heat sink with triangular fins on a circular base at various installation angles.

International Journal of Thermal Sciences, 120, 377-385 (2017)

DB Kwak, JH Noh, KS Lee, SJ Yook*