PROFESSOR

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Prof. Wooyong ,Um

Division of Advanced Engineering, Pohang University of Science and Technology 77 Cheongam-Ro, Nam-Gu, Pohang, 790-784, South Korea
E-Mail: wooyongum@postech.ac.kr

 

 

 

 

Education

Ph.D., 2001, Aqueous Geochemistry, University of Nevada, Reno, USA

M.S., 1994, Geology (Geophysics), Yonsei University, Seoul, Korea

B.S., 1990, Geology, Yonsei University, Seoul, Korea

 

Research Area

Performance assessment of low-level radioactive waste repository

Contaminated soils characterization and remediation method development

In situ X-ray Absorption Spectroscopy (XAS) for sorption at the soil/water interface

Sorption and desorption studies of heavy metals and radionuclides

Rate and mass transfer studies of solute uptake by earth materials.

Geochemical surface complexation modeling of ion sorption/desorption

X-ray Photoelectron Spectroscopy (XPS) for studies of surface complexes

Pore structure and diffusion measurements using X-ray Micro-Tomography (XMT)

Metal complex and speciation affecting on bioavailability and toxicity

Fate and transport of metal and radionuclides (As, Se, I, Cr, U, and Tc)

Modified zeolites or synthesis of novel nanoporous sorbents

Reactive transport modeling of radionuclides and metals coupled with biogeochemical reactions.

Reclamation and remediation of acid mine drainage (AMD)

Deep geological CO2 sequestration and geochemical reaction model

Biological remediation of contaminated soils and groundwater

Physicochemical characterization techniques of mineral surfaces including particle size distribution, surface area, carbon contents, pore size distribution, scanning electron microscopy, x-ray diffraction, and potentiometric titrations.