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김태순,박태원,이춘영,서경숙,Kim, Tai-Soon,Park, Tai-Won,Lee, Chun-Yung,Seu, Kyung-Sook 대한화학회 1961 대한화학회지 Vol.5 No.1
Two methods for the determination of Cesium-137 in various foods(ashes) were compared. The one comprises two steps, the first being the separation of alkalies as cobaltinitrites or perchlorates by the radiochemical method, and the second being the measurement of photopeak area due to the presence of Cs-137 by the use of scintillation spectrometer. The other method is the direct subjection of ash samples to the spectrometry without the radiochemical separation. The combined contribution of K-40 and Rb-87 to the spectrum was not found on account of the difference in energies of these nuclides. These two methods gave, a good agreement in the determination of Cs-137 in 50-100g ash samples of vegetables or cereals under investigation.
정석재,김태순,김영호,문준,Jung, Sug-Jae,Kim, Tai-Soon,Kim, Young-Ho,Moon, Joon 한국토양비료학회 1990 한국토양비료학회지 Vol.23 No.1
강원도(江原道) 영월군(寧越郡) 영월읍(寧越邑) 방절리일원(芳節里一圓)에 분포(分布)하는 석회암토양중(石灰巖土壤中) 잔적토(殘積土)인 평창통(平昌統) 산록경사지(山麓傾斜地)의 안미통(安美統), 단구지(段丘地)의 율곡통(栗谷統) 및 곡간저지(谷間低地)의 문경통(聞慶統)에 대(對)하여 지형(地形) 및 토지이용(土地利用)에 따라 변화(變化)하는 토양(土壤)의 점토광물(粘土鑛物)과 생성(生成) 분류(分類)을 밝혀 토양개량(土壤改良)의 기초자료(基礎資料)로 활용(活用)코자 조사연구(調査硏究)한 결과(結果)는 다음과 같다. 1. 강원도(江原道) 영월지역(寧越地域) 석회암토양(石灰巖土壤)의 주요(主要) 점토광물(粘土鑛物)은 Kaolinite 및 Al-interlayered vermiculite 이었고, 그 다음으로는 Vermiculite, Illite 및 Chlorite도 분포되었다. 2. 염기치환용량(鹽基置換容量)은 표토(表土)가 10.5~22.9 me/100 g이고, 심토(心土)는 10.0~23.8 me/100 g로서 지형(地形)이 낮아질수록 적어지는 경향(傾向)이었으며, 점토함량(粘土含量)과 염기치환용량(鹽基置換容量)은 고도(高度)의 정상관(正相關)이 있었다. 3. 토심(土深)에 따른 암석학적(岩石學的) 연속성(連續性)을 보면 평창통(平昌統)은 완변(緩變), 안미통(安美統)은 불연속성(不連續性) 율곡통(栗谷統)은 혼성(混性) 그리고 문경통(聞慶統)은 균일성(均一性)을 나타내었다. 4. 형태학적인 토양 분류방법(分類方法)(Soil taxonomy)에 의(依)하면 평창통(平昌統) Typic hapludalfs, 안미통(安美統)은 Fluventic eutrochrepts, 율곡통(栗谷統)은 Fluventic eutrochrepts 이며, 문경통(聞慶統)은 Aeric haplaquepts로 분류(分類)되었다. Clay mineralogical properties, soil formation and classification for the limestone derived soil were discussed from the 4 soil series, Pyeongchang, Anmi, Yulgog, and Mungyeong, distributed over the area of Bangjeol-Ri, Yeongweol-Eup, Gangweon-Do. The results are as follows; 1. Kaolinite and Al-interlayered vermiculite were the main clay minerals and other minerals were illite, vermiculite, and chlorite. 2. CEC of topsoil ranged from 10.5 to 22.9me/100g and that of sub-soil ranged from 10.0 to 23.8me/100g. CEC seemed to be increased with descending from topograpical position and had slightly significant positive correlation. 3. Lithologic changes as a runction of soil depth showed smooth change for Pyeongchang, discontinuity for Anmi, unpredictability for Yulgog, and uniformity for Mungyeong series. 4. According to the new system of soil taxanomy Pyeongchang series was classified as Typic Hapludalfs, Anmi as Fluventic Eutrochrepts, Yulgog as Fluvaquentic Eutrochrepts, and Mungyeong as Aeric Haplaquepts.