User profiles for "author:Jae-Hyung Choi"

Jae Hyung Choi

Korea Institute of Industrial Technology
Verified email at kitech.re.kr
Cited by 1471

Thermogravimetric characteristics and pyrolysis kinetics of Alga Sagarssum sp. biomass

SS Kim, HV Ly, J Kim, JH Choi, HC Woo - Bioresource technology, 2013 - Elsevier
Alga Sagarssum sp. can be converted to bio-oil, gas, and char through pyrolysis. In this
study, the pyrolysis characteristics and kinetics of Sagarssum sp. were investigated using a …

[HTML][HTML] Biological Properties of Fucoxanthin in Oil Recovered from Two Brown Seaweeds Using Supercritical CO2 Extraction

S Periaswamy Sivagnanam, S Yin, JH Choi, YB Park… - Marine Drugs, 2015 - mdpi.com
The bioactive materials in brown seaweeds hold great interest for developing new drugs
and healthy foods. The oil content in brown seaweeds (Saccharina japonica and Sargassum …

Fast pyrolysis of Saccharina japonica alga in a fixed-bed reactor for bio-oil production

HV Ly, SS Kim, JH Choi, HC Woo, J Kim - Energy conversion and …, 2016 - Elsevier
Macro-algae are recognized as a potential feedstock for renewable energy and fuel
production. Saccharina japonica is a kind of macro-algae that has been extensively …

Fast pyrolysis of macroalga Saccharina japonica in a bubbling fluidized-bed reactor for bio-oil production

HV Ly, SS Kim, HC Woo, JH Choi, DJ Suh, J Kim - Energy, 2015 - Elsevier
Macroalgae have recently attracted attention as a possible feedstock for bio-fuels.
Saccharina japonica, a kind of macroalgae, can be converted into bio-oil, gas, and char …

Influence of co-solvents on fucoxanthin and phlorotannin recovery from brown seaweed using supercritical CO2

PS Saravana, AT Getachew, YJ Cho, JH Choi… - The Journal of …, 2017 - Elsevier
Sunflower oil (SFO), soybean oil, canola oil, ethanol, and water were utilized as co-solvents
to support supercritical carbon dioxide (SC-CO 2) extraction of total carotenoid (TC) …

Evaluation of the chemical composition of brown seaweed (Saccharina japonica) hydrolysate by pressurized hot water extraction

PS Saravana, JH Choi, YB Park, HC Woo, BS Chun - Algal Research, 2016 - Elsevier
In this study, Saccharina japonica was treated with pressurized hot water extraction (PHWE)
at a temperature of 180° C–420° C and pressure between 13 bar and 520 bar. The obtained …

Low-dose CT for the diagnosis of appendicitis in adolescents and young adults (LOCAT): a pragmatic, multicentre, randomised controlled non-inferiority trial

HJ Kim, BG Jeon, CK Hong, KW Kwon… - The Lancet …, 2017 - thelancet.com
Background CT radiation is arguably carcinogenic. Results from single-centre studies,
mostly retrospective, have advocated lowering the CT radiation dose for the diagnosis of …

Effect of acid washing on pyrolysis of Cladophora socialis alga in microtubing reactor

HV Ly, SS Kim, J Kim, JH Choi, HC Woo - Energy conversion and …, 2015 - Elsevier
Cladophora socialis is a unique macroalga that is widely grown in the coastal regions of
Vietnam. In this work, the pyrolysis characteristics of C. socialis were evaluated using …

Effects of water-washing Saccharina japonica on fast pyrolysis in a bubbling fluidized-bed reactor

JH Choi, SS Kim, HV Ly, J Kim, HC Woo - Biomass and Bioenergy, 2017 - Elsevier
The pyrolysis characteristics of non-edible Saccharina japonica (S. japonica) obtained from
an offshore high-density aquaculture facility were systematically investigated using a …

[HTML][HTML] Prehospital notification from the emergency medical service reduces the transfer and intra-hospital processing times for acute stroke patients

HJ Bae, DH Kim, NT Yoo, JH Choi, JT Huh… - Journal of clinical …, 2010 - ncbi.nlm.nih.gov
Background and Purpose There is little information available about the effects of Emergency
Medical Service (EMS) hospital notification on transfer and intrahospital processing times in …