Search Results - "SONG, KYUSEOK"

Desorption and ionization mechanisms and signal enhancement in surface assisted laser desorption ionization mass spectrometry (SALDI-MS) by Song, Kyuseok, Cheng, Quan

“…Surface assisted laser desorption ionization mass spectrometry (SALDI-MS) has been recognized as one of the prominent techniques in mass analysis of small…”
Get full text

Review of the development in determination of 129I amount and the isotope ratio of 129I/127I using mass spectrometric measurements by Kim, Jihye, Kim, Jong-Yun, Bae, Sang-Eun, Song, Kyuseok, Park, Jong-Ho

“…•The technical strategies for determining 129I amount and isotope ratio of 129I/127I using TIMS, AMS, and ICP-MS are reviewed.•Standard materials for analyzing…”
Get full text

Analysis of high burnup pressurized water reactor fuel using uranium, plutonium, neodymium, and cesium isotope correlations with burnup by Kim, Jung Suk, Jeon, Young Shin, Park, Soon Dal, Ha, Yeong-Keong, Song, Kyuseok

“…The correlation of the isotopic composition of uranium, plutonium, neodymium, and cesium with the burnup for high burnup pressurized water reactor fuels…”
Get full text

Electrochemical preparation and spectroelectrochemical study of neptunium chloride complexes in LiCl–KCl eutectic melts by Kim, Dae-Hyeon, Park, Tae-Hong, Bae, Sang-Eun, Lee, Nari, Kim, Jong-Yun, Cho, Young-Hwan, Yeon, Jei-Won, Song, Kyuseok

“…We prepared neptunium chloride complexes electrochemically and performed spectroelectrochemical measurements of neptunium ions in LiCl–KCl eutectic melts at…”
Get full text

Precipitation Characteristics of Uranyl Ions at Different pHs Depending on the Presence of Carbonate Ions and Hydrogen Peroxide by Kim, Kwang-Wook, Kim, Yeon-Hwa, Lee, Se-Yoon, Lee, Jae-Won, Joe, Kih-Soo, Lee, Eil-Hee, Kim, Jong-Seung, Song, Kyuseok, Song, Kee-Chan

“…This work studied the dissolution of uranium dioxide and precipitation characteristics of uranyl ions in alkaline and acidic solutions depending on the…”
Get full text

Recent Developments in Nuclear Forensic and Nuclear Safeguards Analysis Using Mass Spectrometry by Kyuseok Song, Jong-ho Park, Chi-gyu Lee, Sun-ho Han

“…The analysis of nuclear materials and environmental samples is an important issue in nuclear safeguards and nuclear forensics. An analysis technique for…”
Get full text

Isotopic Analysis of NUSIMEP-6 Uranium Particles using SEM-TIMS by Jong Ho Park, Sujin Park, Kyuseok Song

“…Isotopic analysis using thermal ionization mass spectrometry coupled with scanning electron microscopy (SEMTIMS) was performed to determine the isotopic ratios…”
Get full text

A calibration technique for an Ag/AgCl reference electrode utilizing the relationship between the electrical conductivity and the KCl concentration of the internal electrolyte by Yun, Myung-Hee, Yeon, Jei-Won, Hwang, Jaesik, Hong, Chang Seop, Song, Kyuseok

“…For ensuring the long-term performance of an Ag/AgCl reference electrode, a calibration technique was developed by using the linear relationship between the…”
Get full text

Determination of the Concentration and Isotope Ratio of Uranium in Soil and Water by Thermal Ionization Mass Spectrometry by Jong Ho Park, Sujin Park, Kyuseok Song

“…Thermal ionization mass spectrometry (TIMS) was used to determine the concentration and isotope ratio of uraniumcontained in samples of soil and groundwater…”
Get full text

Improvement of Measurement Precisions for Uranium Isotopes at Ultra Trace Levels by Modification of the Sample Introduction System in MC ICP-MS by Ranhee Park, Sang Ho Lim, Sun-ho Han, Min Young Lee, Jinkyu Park, Chi-gyu Lee, Kyuseok Song

“…Multi-collector inductively coupled plasma mass spectrometry (MC-ICP-MS) is currently used in our laboratory for isotopic and quantitative analyses of nuclear…”
Get full text

Development of a compact sample pre-concentration system for the detection of a trace amount of volatile organic compounds (VOCs) by Song, Kyuseok, Lee, Sang-Ku

“…A new pre-concentration system was developed for a trace detection of VOCs by adopting a ceramic heater, a dc power supply, a three-way solenoid valve, a…”
Get full text

Validation of Bulk Analysis with Simulated Swipe Samples Containing Ultra-Trace Amounts of Uranium and Plutonium Using MC-ICP-MS by Sang Ho Lim, Sun-ho Han, Jong-ho Park, Ranhee Park, Min Young Lee, Jinkyu Park, Chi-gyu Lee, Kyuseok Song

“…Suitable analytical procedures for the bulk analysis of ultra-trace amounts of uranium and plutonium have been developed using multi-collector inductively…”
Get full text

DETERMINATION OF THE 129I IN PRIMARY COOLANT OF PWR by CHOI, KE CHON, PARK, YONG JOON, SONG, KYUSEOK

“…Among the radioactive wastes generated from the nuclear power plant, a radioactive nuclide such as 129I is classified as a difficult-to-measure (DTM) nuclide,…”
Get full text

ANALYSIS OF HIGH BURNUP PRESSURIZED WATER REACTOR FUEL USING URANIUM, PLUTONIUM, NEODYMIUM, AND CESIUM ISOTOPE CORRELATIONS WITH BURNUP by KIM, JUNG SUK, JEON, YOUNG SHIN, PARK, SOON DAL, HA, YEONG-KEONG, SONG, KYUSEOK

“…The correlation of the isotopic composition of uranium, plutonium, neodymium, and cesium with the burnup for high burnup pressurized water reactor fuels…”
Get full text

Isotope Measurement of Uranium at Ultratrace Levels Using Multicollector Inductively Coupled Plasma Mass Spectrometry by Seong Y. Oh, Seon A. Lee, Jong-ho Park, Myungho Lee, Kyuseok Song

“…Mass spectrometric analysis was carried out using multicollector inductively coupled plasma mass spectrometry(MC-ICP-MS) for the precise and accurate…”
Get full text

DETERMINATION OF THE 129 I IN PRIMARY COOLANT OF PWR by Choi, Ke Chon, Park, Yong Joon, Song, Kyuseok

“…Among the radioactive wastes generated from the nuclear power plant, a radioactive nuclide such as $^{129}I$ is classified as a difficult-to-measure (DTM)…”
Get full text

A Technique to Minimize Impurity Signal from Blank Rhenium Filaments for Highly Accurate TIMS Measurements of Uranium in Ultra-Trace Levels by Jong-ho Park, Inhee Choi, Kyuseok Song

“…As background significantly affects measurement accuracy and a detection limit in determination of the trace amountsof uranium, it is necessary to minimize the…”
Get full text

INDUCTIVELY COUPLED PLASMA MASS SPECTROMETRY FOR THE DETERMINATION OF 237Np IN SPENT NUCLEAR FUEL SAMPLES BY ISOTOPE DILUTION METHOD USING 239Np AS A SPIKE by JOE, KIHSOO, HAN, SUN-HO, SONG, BYUNG-CHUL, LEE, CHANG-HEON, HA, YEONG-KEONG, SONG, KYUSEOK

“…A determination method for 237Np in spent nuclear fuel samples was developed using an isotope dilution method with 239Np as a spike. In this method,…”
Get full text

Recent Developments in Nuclear Forensic and Nuclear Safeguards Analysis Using Mass Spectrometry by Song, Kyuseok, Park, Jong-Ho, Lee, Chi-Gyu, Han, Sun-Ho

“…The analysis of nuclear materials and environmental samples is an important issue in nuclear safeguards and nuclear forensics. An analysis technique for…”
Get full text

Determination of the Uranium Backgrounds in Lexan Films for Single Particle Analysis using FT-TIMS technique by Sujin Park, Jong Ho Park, Myung Ho Lee, Kyuseok Song

“…As background significantly affects measurement accuracy and a detection limit in determination of the traceamounts of uranium, it is necessary to determine…”
Get full text