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이호식 ( Ho Sik Lee ),임란 ( Ran Im ) 한국수처리학회 2010 한국수처리학회지 Vol.18 No.6
The heavy metal pollution of water around abandoned mines was observed in 2008. In that assessment, the highest concentrations of 88, 5, 116 and 244 ㎍/L of copper(Cu), cadmium(Cd), lead(Pb) and zinc(Zn), respectively, were found in water within 1km from the mine. Acrylic acid was graft polymerized onto plasma-treated cellulose filter papers to develop a sorbent capable of removing the heavy metals. The ability of the grafted sorbent to remove a mixture of Cu, Cd, Pb and Zn from synthetic mine-water samples was evaluated in batch test at a starting pH of 6.5. The sorbent dosage was set at 20g/L. The Freundlich isotherm model also explained the data. Three different grafting percentages of 42, 122 and 148 were used to evaluate the effect of grafting percentage on adsorption. The amount of metal adsorption decreased with increasing grafting percentage. The solid phase adsorption for the different grafting percentages decreased in the following order: Zn > Cu > (Cd = Pb). One gram of plasma-treated acrylic acid filter paper was capable of removing approximately 111, 39, 36 and 117㎍ of Cu, Cd, Pb and Zn, respectively.
박탈경험과 불평등인식의 관계연구: 우울의 매개효과 검증
이웅 ( Lee Woong ),임란 ( Im Ran ) 한국보건사회연구원 2014 保健社會硏究 Vol.34 No.4
본 연구는 경험된 실재로서의 불평등인 박탈경험과 불평등 인식 간의 관계 및 이들 간의 관계에서 우울의 매개효과를 검증하는 것을 목적으로 한다. 이를 위해 한국복지패널 8차 데이터(2013)를 활용하였고, 분석은 SPSS 18.0 프로그램을 사용하였으며, 가구 주 7,312명을 분석대상으로 하였다. 연구목적 검증을 위해 Baron과 Kenny(1986)의 매개효과 분석방법을 사용하였고, Sobel Test를 통해 우울의 매개효과에 대한 추가검증을 실시하였다. 분석 결과, 한국인의 박탈경험은 우울을 매개로 하여 불평등 인식에 유의미한 영향을 미치는 것으로 나타났다. 또한 박탈경험은 직접적으로 불평등 인식에 유의미한 영향을 미치는 것으로 나타났다. 따라서 본 연구에서는 박탈경험이 우울을 매개로 불평등 인식에 영향을 미침과 동시에 직접적으로도 영향을 미치는 부분매개효과가 검증되었다. 본 연구에서는 이러한 결과를 바탕으로 불평등인식, 박탈 및 우울과 관련된 정책적ㆍ실천적 방안을 제언하였다. The purpose of this study is to examine the effects of deprivation on the perception of inequality and to investigate the mediating effects of depression on the relationship between deprivation and perception of inequality. A mediating analysis of Baron and Kenny was conducted to analyze the data which were derived from Wave 8 (2013) of the Korea Welfare Panel Data. Main results are the following: firstly, level of perception of inequality was higher as the deprivation level was higher. Secondly, level of depression concerning this relationship manifested the effect of mediating in parts. Through this conclusion, political and practical implication are suggested for the perception of inequality, depression, and deprivation of householder in Korea.
전희정 ( Hee Jeong Jeon ),임란 ( Ran Im ) 한국보험학회 2011 保險學會誌 Vol.90 No.-
본 연구는 2-4차년도 한국복지패널자료를 사용하여, 국민연금, 퇴직(연)금, 개인연금 가입여부를 통해 노후소득보장에서 핵심적인 역할을 하고 있는 다층연금체계의 전체적인 가입구조 및 특성을 실증적으로 분석하였다. 2007년과 비교해서 2009년의 연금가입수준은 연금미가입 비율이 감소하고, 연금가입 비율은 전반적으로 증가한 것으로 나타났다. 또한 성별·소득수준·연령·교육수준 및 경제활동상태와 사업체 규모에 따른 연금가입유형의 차이를 분석하여, 보다 세부적이고 실질적인 다층연금 가입구조의 다양한 특성을 확인하였다. 높은 비율의 연금미가입에서 다층연금가입까지 우리나라의 연금가입유형 및 가입수준에 상당한 격차가 존재하며, 가입자 및 사업체 특성, 각 연금제도의 성격에 따라서 이러한 다층연금의 가입구조가 형성된다고 할 수 있다. 그러므로 노후소득보장을 위한 다층연금체계는 각 연금제도의 실질적인 기준과 특성을 기반으로, 가입자의 여건 및 실제 연금가입수준에 맞추어 단계적으로 설계되고 구축되어야 한다. Using Korea welfare panel material (2-4 the year) this study. It empirically analyzed general features and purchasing patterns of multi-pillar pension system, which plays a key role in old age income security. The analysis showed that there were 8 types of practical pension plan. Compared with 2007, the ratio of not joining a pension decreased and becoming a member of a pension generally increased in 2009. In addition, various properties of detailed and practical multi-pillar pension system were found out through gender, an income level, age, an education level, the state of one`s finances and the size of one`s business. The study confirmed that the purchasing patterns of this multi-pillar pension system were formed according to characters of pension holders, a business, and each pension system. Therefore, it is essential that the construction of the multi-pillar pension system for old age income security should be gradually designed and built on the basis of actual standards and properties of each pension in order to set focus on conditions of plan holders and the level of joining a pension.
국민기초생활보장제도 개선에 대한 사회복지전담공무원의 인식 연구
전희정 ( Hee Jeong Jeon ),임란 ( Ran Im ),박정인 ( Jung In Park ) 한국사회복지연구회 2012 사회복지연구 Vol.43 No.1
This research has analyzed the options of improving ``National Basic Livelihood Security Program`` and factors influencing on them, focusing on the 345 social welfare officials` recognition and assessment of the program. As a result of the analysis, some difference has been identified in the assessment of respective options in accordance with how social welfare officials recognize and assess the program and its recipients. The assessments as to the options of improving restrictions on the able-bodied poors, implementation of the individual benefit method, and so forth were shown differently according to the age; years of service; amount of work; rationality of the criteria for selecting recipients; levels of payment by the ``National Basic Livelihood Security Program``; possibility of the recipients` exit from poverty; achievements of the self-supporting program; and evaluation of the program improvement efforts of the government. Based on this result of analysis, key tasks and improvement options for the ``National Basic Livelihood Security Program`` have been explored on the occasion of the 10th anniversary of the program.