Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Jae Ha Yang"'
Autor:
Kyu Han Kim, Sang-Won Ahn, Chan-Ho Jeong, Jae-Ha Yang, Keisuke Nagao, Yu Jin Lee, Yong-Cheon Lee, Byeong-Dae Lee, Hyeon-Woo Jang
Publikováno v:
Water
Volume 11
Issue 9
Water, Vol 11, Iss 9, p 1774 (2019)
Volume 11
Issue 9
Water, Vol 11, Iss 9, p 1774 (2019)
The Magumsan thermal waters of the southeastern Korean Peninsula are pumped out of six deep wells (average depth, 300 m) at temperatures of 30.8&ndash
49 °
C. The thermal waters are chemically classified into two groups: NaHCO3 type (<
49 °
C. The thermal waters are chemically classified into two groups: NaHCO3 type (<
Autor:
Hyun Koo Kim, Chan Ho Jeong, Hyeon Young Cho, Byung Uk Jo, Yu Jin Lee, Tae Seong Kim, Yong Cheon Lee, Moon Su Kim, Jae Ha Yang
Publikováno v:
The Journal of Engineering Geology. 26:261-276
The occurrence of natural radioactive materials such as uranium and radon-222 in groundwater was examined with hydrogeochemistry and geology at ○○ village in the Yongin area. Two rounds of 19 groundwater and 5 surface water sampling were collecte
Autor:
Kyu Han Kim, Jisun Park, Moon Su Kim, Young Kwon Koh, Jae Ha Yang, Keisuke Nagao, Chan Ho Jeong, Soon Do Hur, Hirochika Sumino, Chung Hwa Park, Jong Ik Lee
Publikováno v:
GEOCHEMICAL JOURNAL. 50:89-103
Autor:
Chang Oh Choo, Hyeon Woo Jang, Yong Hwa Oh, Yu Jin Lee, Jin Woo Hong, Jae Ha Yang, Byeong Dae Lee, Chan Ho Jeong, Yong Cheon Lee
Publikováno v:
Water, Vol 12, Iss 3, p 777 (2020)
Water
Volume 12
Issue 3
Water
Volume 12
Issue 3
The purpose of this study is to delineate the main contributions controlling the chemical composition of groundwater and spring water samples at Jeju Island, South Korea. Groundwater and spring water can be grouped as three chemical types: Fresh wate
Autor:
Hyun Koo Kim, Chan Ho Jeong, Yu Jin Lee, Jae Ha Yang, Byung Uk Jo, Yong Cheon Lee, Tae Seong Kim, Hyeon Young Choi, Moon Su Kim
Publikováno v:
The Journal of Engineering Geology. 25:557-576
Groundwaters in granite, gneiss, and two-mica granite formations, including faults, in the Hoengseong area are examined to determine the relationship between their uranium and radon-222 contents and rock types. The chemical compositions of 38 groundw
Autor:
Moon Su Kim, Jae Ha Yang, Sunhwa Park, Dong Su Kim, Tae Seung Kim, Oh-Sang Kwon, Sung-Jin Cho, Hyoung-Seop Kim, Byoung Kyu Ju, Hyun Koo Kim
Publikováno v:
Analytical Science and Technology. 28:228-235
Autor:
Tae Seung Kim, Hyun Koo Kim, Do Hwan Jeong, Sunhwa Park, Young-Rok Kim, Jae Ha Yang, Byoung Kyu Ju, Dong Su Kim, Moon Su Kim
Publikováno v:
Journal of Soil and Groundwater Environment. 19:104-110
In order to study gross alpha analysis method using LSC, the efficiency tests with uranium standard materials were performed and then compared with the GPC method (US EPA 900.0 method) using 15 groundwater samples. For 15 groundwater samples, the ave
Publikováno v:
Journal of Soil and Groundwater Environment. 18:8-17
The contamination of chlorinated ethenes at an industrial complex, Wonju, Korea, was examined based on sixteen rounds of groundwater quality data collected from 2009 to 2013. Remediation technologies such as soil vapor extraction, soil flushing, bios
Publikováno v:
Applied Radiation and Isotopes. 81:233-237
The naturally occurring radioisotope (222)Rn was used as a partitioning tracer to evaluate the presence and amount of a non-aqueous phase liquid (NAPL) in an aquifer. The batch experiment results of a diesel contaminated soil showed that the emanatio
Publikováno v:
Environmental Earth Sciences. 71:407-417
Depth-discrete tracing of residual dense non-aqueous phase liquid (DNAPL) sources in the subsurface is of great importance in making decisions related to contaminated groundwater remediation. Temporal variations in the natural tracer 222Rn and contam