Mathematical model of COVID-19 transmission dynamics in South Korea: the impacts of travel restrictions, social distancing, and early detection

BN Kim, E Kim, S Lee, C Oh - Processes, 2020 - mdpi.com
The novel coronavirus disease (COVID-19) poses a severe threat to public health officials
all around the world. The early COVID-19 outbreak in South Korea displayed significant …

Age-specific risk factors for the prediction of obesity using a machine learning approach

J Jeon, S Lee, C Oh - Frontiers in Public Health, 2023 - frontiersin.org
Machine Learning is a powerful tool to discover hidden information and relationships in
various data-driven research fields. Obesity is an extremely complex topic, involving biological, …

Boiling heat transfer of R-22, R-134a, and CO2 in horizontal smooth minichannels

KI Choi, AS Pamitran, CY Oh, JT Oh - International Journal of Refrigeration, 2007 - Elsevier
This study examined convective boiling heat transfer in horizontal minichannels using R-22,
R-134a, and CO 2 . The local heat transfer coefficients were obtained for heat fluxes ranging …

Two-phase pressure drop of R-410A in horizontal smooth minichannels

KI Choi, AS Pamitran, CY Oh, JT Oh - International Journal of Refrigeration, 2008 - Elsevier
Convective boiling pressure drop experiments were performed in horizontal minichannels
with a binary mixture refrigerant, R-410A. The test section was made of stainless steel tubes …

[PDF][PDF] Optimal control analysis for the MERS-CoV outbreak: South Korea perspectives

D Lee, MA Masud, BN Kim, C Oh - Journal of the Korean Society …, 2017 - koreascience.kr
This paper presents the mathematical model for the MERS-CoV outbreak in South Korea, and
the optimal control for two intervention strategies (contact, hospitalization) is implemented. …

Dog rabies in Dhaka, Bangladesh, and implications for control

MH Islam, MI Adnan, C Oh - Processes, 2020 - mdpi.com
Controlling rabies among free-roaming street dogs has been a huge challenge in many parts
of the world. Vaccination is a commonly used strategy to control rabies, however, sufficient …

Optimal intervention strategies for the spread of obesity

C Oh, M MA - Journal of Applied Mathematics, 2015 - Wiley Online Library
The present study considers a deterministic compartmental model for obesity dynamics. The
model exhibits forward bifurcation at basic reproduction number, R 0 = 1 , that is; for R 0 < 1 …

Effects of temperature and hydraulic retention time on anaerobic digestion of food waste

JK Kim, BR Oh, YN Chun, SW Kim - Journal of Bioscience and …, 2006 - Elsevier
A modified three-stage methane fermentation system was developed to digest food waste
efficiently. This system consisted of three stages: semianaerobic hydrolysis, anaerobic …

The microstructure and characteristics of magnetite thin films prepared by ultrasound-enhanced ferrite plating

CY Oh, JH Oh, T Ko - IEEE transactions on magnetics, 2002 - ieeexplore.ieee.org
Magnetite thin films were produced using the ultrasound-enhanced ferrite plating method.
The effect of ferrite plating conditions on the microstructure and magnetic properties was …

In situ forming gelatin-based tissue adhesives and their phenolic content-driven properties

Y Lee, JW Bae, DH Oh, KM Park, YW Chun… - Journal of Materials …, 2013 - pubs.rsc.org
The present study describes enzymatically cross-linked gelatin-based hydrogels as in situ
forming tissue adhesives. A series of gelatin derivatives with different phenolic contents were …