제목	Seokju Hong, Seongsik Nam, and Wooyong Um, “Decontamination of Neutron-Activated Concrete Waste by Dense Medium Separation” Presented in Korean Radioactive Waste Society Conference, Jeongsun, South Korea, November 17-19, 2021.
Seokju Hong, Seongsik Nam, and Wooyong Um, “Decontamination of Neutron-Activated Concrete Waste by Dense Medium Separation” Presented in Korean Radioactive Waste Society Conference, Jeongsun, South Korea, November 17-19, 2021.

번호	제목
169	Zarina Salkenova, and Wooyong Um. "Study of uranophane synthesis and uranophane batch dissolution in the presence of organic ligands", Presented in Korea Nuclear Society, Jeju, Korea, May 8-10, 2024.
168	Seokju Hong, and Wooyong Um, “Effect of Ca-containing byproducts generated during interzeolite transformation on the sequestration and release of Cs”, Presented in IGC(International Geological Congress)-2024, BEXCO, Busan, South Korea, August 25 - 31, 2024.
167	Seokyoung Oh, Byoungkwan Kim, Hyun-min Ma, Wooyong Um, "Homogeneity evaluation for geopolymer waste form with spent ion-exchange resin", Presented in American Nuclear Society Conference, Las Vegas, USA, June 16 - 19, 2024.
166	Hyun-min Ma, Byoungkwan Kim, Seokyoung Oh, Wooyong Um, “Impact of Ba on the Immobilization of Selenate Ettringite in Metakaolin-Based Geopolymer Waste Form”, Presented in American Nuclear Society Annual Conference, Las Vegas, Nevada, USA, June 16 – 19, 2024
165	Hyojoo Kim, and Wooyong Um, “Isotope Selective Electrical Transmission of Hydrogen (H/D) in Liquid Electrolyte Through PTFE Reinforced PFSA Polymer–Graphene Composite Membrane”, Presented in Korean Radioactive Waste Society Conference, Pusan, South Korea, May 27 - 31, 2024.
164	Byoungkwan Kim, Hyun-Min Ma, Solmoi Park, Brant Walkley, Seokyoung Oh, and Wooyong Um, “Assessment of structural stability and leaching characteristics of phosphate-based geopolymer waste form containing radioactive spent ion-exchange resins” Presented in Korean Radioactive Waste Society Conference, Busan, South Korea, May 29 - 31, 2024.
163	Seokyoung Oh, Byoungkwan Kim, Hyun-min Ma, Wooyong Um, "Homogeneity evaluation test of solid waste form containing spent ion exchange resins using statistical analysis", Presented in Korean Radioactive Waste Society Conference, Busan, South Korea, May 29 - 31, 2024.
162	Hyun-min Ma, Byoungkwan Kim, Seokyoung Oh, Wooyong Um, “Effect of Si/Al Ratio in Metakaolin-based Geopolymer Formulation on Immobilization of Radioactive Selenium”, Presented in Korean Radioactive Waste Society Conference, Busan, South Korea, May 29 – 31, 2024.
161	Yunjin Choi, Byoungkwan Kim, Seokju Hong, Seokyoung Oh, Hyunmin Ma, Wooyong Um, "Review of Test Methods for the Cation Exchange Capacity of Bentonite Buffer in a High-Level Waste Repository", Presented in Korean Nuclear Society Conference, Jeju, South Korea, May 8 - 10, 2024.
160	Muhammad Asim, Bhupendra Kumar Singh, and Wooyong Um, “Application of Ce-based Metal–Organic Framework (MOF) for Efficient Uranium Extraction from Seawater (UES)”, Presented in Korean Nuclear Society Conference, Jeju, South Korea, May 8 - 10, 2024.
159	Bhupendra Kumar Singh, Nurul Syiffa Mahzan, and Wooyong Um, “Efficient Inorganic 14C Removal using Ettringite from Waste Solution”. Presented in Korean Nuclear Society Conference, Jeju, South Korea, May 8 - 10, 2024.
158	Seokyoung Oh, Byoungkwan Kim, Hyun-min Ma, Wooyoung Um, "Leaching behavior of Cesium from geopolymer waste form with heterogeneously distributed spent ion exchange resin", Presented in Korean Nuclear Society Conference, Jeju, South Korea, May 8 - 10, 2024.
157	Nurul Syiffa Mahzan, Nur Shahidah Abdul Rashid, Kyungwon Kim, and Wooyong Um, "In vitro gastric and intestinal bioaccessibility of cesium from ingested contaminated concrete waste Presented in Korean Nuclear Society, Jeju, South Korea, May 8-10, 2024.
156	Jaeeun Kang, Wooyong Um, "A DFT study of the Radium Adsorption on Bentonite", Presented in Korean Nuclear Society, Jeju, South Korea, May 8-10, 2024.
155	Hyojoo Kim, Jaeeun Kang, and Wooyong Um, Jae-Kwang Lee and Jang-Soon Kwon, “Sorption and Diffusion of Non-radioactive Isotopes under Oxidizing Disposal Environments”, Presented in Korea Nuclear Society, Jeju, South Korea, May 8-10, 2024.