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      • 지각 성향에 따른 아동의 타인 인상 평가와 양육 태도에 대한 어머니와의 지각 불일치 정도

        김광웅,이지항 숙명여자대학교 2000 生活科學硏究誌 Vol.15 No.-

        The question as to the influence of parental attitude on subsequent personality development of their children is a contentious one. Some researchers indicate that parental attitude is perceived distortedly or exaggeratedly by the cognitive trait of the child. In this connection, people are often perceived erroneously due to biased perceptual trait of the individual and the distention in the perception of other people and parental attitude on rearing can be understood in this context. In this study, it was assumed that the individual difference in the child's preception of parental attitude on rearing is due to perception trait as in the case of person perception. In this context it is attempted to clarify the degree of difference in the perception of the mother's warm rearing attitude between mother and child and difference in the person perception due to the perception trait of the child, also, the relation between the difference in perception of mother and child and the person perception is investigated. The subjects are a set of 444 students of universities in Seoul metropolitan area. Questions for testing perceptual trait of students proposed by Jung-Hoon Choi(1972) are used to test perceptual traits of children and 22 pairs of adjectives modified by the authors among 100 pairs of adjectives of Sung-Youn Lee(1988) are used for person perception. 17 questions about the warm rearing attitude among 32 questions about the test of rearing attitude of parents proposed by Young-Mi Lee(1991) are use to measure the warm rearing attitude of mothers perceived by mother and child. The data is analyzed by t-test, paired t-test, and correlation analysis. The result of this study may be summarized of main issues as followed. First, there exists a difference in the person perception due to perceptual trait of the child. Child of positive perceptual trait is more positive in the person perception than child of negative perceptual trait. Second, there exists a difference between the mother and the child in the perception of warm rearing attitude of the mother and the degree of perception of the mother is greater than child's. Third, there exists a differnce in the degree of perception of warm rearing attitude between mother and child due to the perceptual trait of child. The difference in perception of warm rearing attitude of mother between the mother and child is smaller for a child of positive perceptual trait than a child of negative perceptual trait whose level of perception is less than that of the mother. Forth, a child having positive person perception is more positive in the perception of the warm rearing attitude of a mother than mother and child having negative person perception is more negative in the perception of the warm rearing attitude of a mother than a mother.

      • KCI등재

        보릿짚의 수분함량 및 수확시기가 소각시 대기오염물질 발생에 미치는 영향

        고지연,강항원,이재생,김춘송,박성태,김복진 한국환경농학회 2004 한국환경농학회지 Vol.23 No.2

        영남지방 벼-보리 이모작답에서 가장 널리 시행되고 있는 보릿짚 처리방법인 소각이 대기환경에 미치는 영향을 소각시 발생하는 온난화가스, 대기오염가스 및 분진발생량을 중심으로 살펴보았다. 보릿짚 소각시 온난화가스 발생량은 CO₂376.8, CH₄ 1.56, N₂O 0.05 kg/10a 로서 CO₂의 발생량이 가장 많았으며, 대기 오염가스 중에는 유기물의 불완전 연소시 배출되는 CO발생량이 28.8 kg/10a로서 가장 많았다. 그 외 SO₂ H₂S, NH₃, NO등의 질소 및 황 함유 유해가스도 소량 발생되었고 발생된 PM 10 분진의 대부분은 인체에 미치는 영향이 PM 10보다 큰 PM 2.5로 이루어져 있었다. 또한 수확시기가 빠르거나 수분함량이 높은 보릿짚일수록 온난화가스 및 대기오염 가스의 발생량이 증가하고 소각 연기내 PM 10 분진중 PM 2.5의 미세분진 비중이 높았다. 수확적기로 알려진 출수 40일 이후의 보릿짚은 출수 후 40일된 보릿짚 소각시 발생하는 대기오염가스 발생량과 큰 차이가 없었다. This study was carried out to determine impacts of burning of barley straw produced from rice-barley double cropping paddy field on air quality by investigating emissions of greenhouse gases (CO₂, CH₄ and N₂O), air pollution gases (CO, SO₂, H₂S, NH₃ and NO) and particulate matters (PM 10 and PM 2.5). When the barley straw at a rate of 4.5 t/ha was burned at open status, the emitted GHGs amounts were CO₂ 376.8 kg/10a, CH₄ 1.56 and N₂O 0.06. The amount of CO emission was the largest among air pollution gases. These results showed that the range of 45~55% of total C in barley straw was emitted as CO₂-C, followed by CO-C (6.4~5.9%) and CH₄-C (0.5~0.7%). As far as moisture content in barley straw is concerned, the higher moisture content that the barley straw contains, the larger amount of air pollution gases and the higher portion of PM 2.5 in PM 10 were emitted when it burned. In case of harvesting time of barley straw, emission amounts of greenhouse, air pollution gases and PM 2.5 portion in PM 10 had tendency to increase when earlier harvested barley straw was burned.

      • KCI등재

        소수계 유역 인공습지에서 식생 밀도 차이에 따른 영양염류 제거효율

        고지연,강항원,이재생,김춘송,Sakadevan,K.,Bavor, H. J. 한국환경농학회 2003 한국환경농학회지 Vol.22 No.4

        호주 시드니 인근 도·농 복합 소도시로부터 발생하는 비점오염원을 처리하기 위하여 설치된 Plumpton park와 Woodcroft park 인공습지의 처리효율을 살펴본 결과, 수생식물의 밀도가 증가하고 식생이 안정된 Plumpton park 인공습지에서 T-P의 26.2%, T-N의 38.3%, 식생분포가 안정적이지 않은 Woodcroft park에서 14.0%와 20.2%가 각각 제거됨으로서 식물체 근권 미생물에 의한 T-P 및 T-N의 제거 효율이 상당히 큼을 알 수 있었다. 또한 T-N와 T-P에 비하여 NH₄-N, NO₃-N, PO₄^(-3)의 제거율이 높았던 것은 무기태 형태의 영양염류가 식물 및 미생물에 더 쉽게 이용되었기 때문으로 생각된다. 이상의 결과로 볼 때 인공습지에서 식물체와 근권 주위 미생물에 의한 염류제거는 인공습지가 설치한지 오래되었을 때도 효과적이었고, 또한 인공습지는 무기태 영양염류의 제거효율이 더욱 높았으므로 무기화학비료 등의 용탈이 일어나기 쉬운 농경지 비점오염원으로부터 발생하는 수질오염의 개선에 이용할 수 있는 경제적이고도 효율적인 system으로 고려되었다. This study was conducted to evaluate effects of 2 constructed wetlands with different vegetation states (Plumpton park wetland and Woodcroft park wetland) for reducing non-point source pollution from small watershed consisted of residential and agricultural area in suburban district of Sydney, Australia. The total nitrogen and phosphate removal efficiency of Plumpton park constructed wetland, composed of stable and dense vegetation, were 38.3% and 26.2% and Woodcroft park constructed wetland having still poor vegetation due to the short time to settle down transplanted plants after construction, showed relatively low removal efficiency of 20.2% and 14.0%. The removal efficiency of inorganic nutrients such as NH₄-N, NO₃-N, PO₄^(-3) were higher than total nitrogen and phosphate because plants and microorganisms in rhizosphere of constructed wetlands took up inorganic nutrients shortly. According to the type of wetland inflow, the nutrients removal efficiency of storm water flow was lower than base flow.

      • KCI등재

        유전자 알고리즘과 신경회로망을 이용한 고속 확관기의 확관속도 최적화

        정원지,김재량,김진한,홍대선,강흥식,김동성 한국공작기계학회 2005 한국생산제조학회지 Vol.14 No.2

        This paper presents the optimization of expanding velocity for tube expanding process in the manufacturing of a heat exchanger. In specific, the expanding velocity has a great influence on the performance of a heat exchanger because it is a key variable determining the quantity of tube expanding at assembly stage as well as a key parameter determining overall production rate. The simulation showed that the genetic algorithm used in this paper resulted in the optimal tube expanding velocity by performing the following series of iteration; the generation of arbitrary population for tube expanding parameters, consequently the generation of tube expanding velocities, the evaluation of tube expanding quantity using the pre-trained data of plastic deformation by means of a neural network, and finally the generation of next population using a penalty function and a Roulette wheel method.

      • 무기력(Helplessness) 개념 분석:혼종 모형(Hybrid Model) 적용

        손행미,김인자,서문자,김은만,황지인 서울대학교 간호대학 간호과학연구소 1999 간호학 논문집 Vol.13 No.2

        The concept of helplessness was analyzed with Hybrid model. Hybrid model is consisted of 3 phases: the theoretical, the field, and the analytical phase. In the theoretical phase, the nature or definition, antecedents and results of the helpessness were identified. The helplessness was defined as 'the perception of uncontrollable outcome'. That perception was formed from 'the repeated experience of the response-outcome independence', 'the instruction specifying the nature of the task or problem', and 'individual difference'. And the helplessness resulted in 'emotional deficit', 'performance deficit' and 'functional disability'. In the field phase, four patients with chronic renal disease were interviewed. They were all treating by hemodialysis. And they all perceived that their disease was uncontrollable. The interview data were analyzed with theoretical coding. All of them show the external, stable, and global helplessness. In the analytical phase the antecedent was identified as 'the instruction specifying the nature of task or problem' & 'the repeated experience of response-outcome independence'. And most of them are helpless due to the 'the instruction specifying the nature of the task or problem'. As the result of the helpessness, 'negative affect', 'non-compliance', 'passive compliance', 'functional disability' and 'social isolation' were identified. The performance deficit is distinctively divided by 'non-compliance' and 'passive compliance'. So the performance deficit is changed to 'non- compliance' and 'passive compliance'. It is proved that the hybrid model was appropriate for the concept analysis especially in case that the subjects are different in the theory developing that concept. And these results could be applied as the theoretical framework for the research and the nursing intervention.

      • Differences in the Efficacies of Pazopanib and Gemcitabine/Docetaxel as Second-Line Treatments for Metastatic Soft Tissue Sarcoma

        Kim, Jee Hung,Park, Hyung Soon,Heo, Su Jin,Kim, Sang Kyum,Han, Jung Woo,Shin, Kyoo-Ho,Kim, Seung Hyun,Hur, Hyuk,Kim, Kyung Sik,Choi, Young Deuk,Kim, Sunghoon,Lee, Young Han,Suh, Jin-Suck,Ahn, Joong-Ba S. Karger AG 2019 Oncology Vol.96 No.2

        <P><B><I>Background:</I></B> We retrospectively investigated the treatment outcomes of second-line treatment with pazopanib or gemcitabine/docetaxel in patients with advanced soft tissue sarcoma (STS). <B><I>Methods:</I></B> Ninety-one patients who were treated with pazopanib or gemcitabine/docetaxel for advanced STS between 1995 and 2015 were analyzed. <B><I>Results:</I></B> Forty-six and 45 patients received pazopanib and gemcitabine/docetaxel, respectively. The median progression-free survival for the group treated with pazopanib was 4.5 months compared with 3.0 months for the gemcitabine/docetaxel group (<I>p</I> = 0.593). The median overall survival for the group treated with pazopanib was 12.6 months compared with 14.2 months for the gemcitabine/docetaxel group (<I>p</I> = 0.362). The overall response rates (ORRs) were 6.5 and 26.7% in the pazopanib and gemcitabine/docetaxel groups, respectively. The following parameters had ORRs favoring gemcitabine/docetaxel: age ≥50 years (31.6 vs. 2.9%, <I>p</I> = 0.006), histologic grade 1–2 (40.9 vs. 0%, <I>p</I> = 0.001), and poor first-line treatment response (23.3 vs. 3.0%, <I>p</I> = 0.022). Gemcitabine/docetaxel was associated with better ORRs for the following histologic subtypes: leiomyosarcoma (<I>p</I> = 0.624), malignant fibrous histiocytoma/undifferentiated pleomorphic sarcoma (<I>p</I> = 0.055), and angiosarcoma (<I>p</I> = 0.182). However, the ORR of synovial sarcoma favored pazopanib (<I>p</I> = 0.99). <B><I>Conclusions:</I></B> The efficacies of pazopanib and gemcitabine/docetaxel as second-line treatments after doxorubicin or ifosfamide failure differed among clinical and histologic subgroups and appeared to facilitate a more personalized treatment approach for advanced STS.</P>

      • SCISCIESCOPUS
      • SCISCIESCOPUS

        Gene-Based Single Nucleotide Polymorphisms and Linkage Disequilibrium Patterns of 29 Asthma Candidate Genes in the Chromosome 5q31-33 Region in Koreans

        Ryu, Ha-Jung,Jung, Ho-Youl,Park, Jung-Sun,Ryu, Gil-Mi,Heo, Jee Yeon,Kim, Jae-Jung,Moon, Song-Mean,Kim, Hung-Tae,Lee, Jong-Young,Koh, Insong,Kim, Jun-Woo,Rho, Jae Kyun,Han, Bok-Ghee,Kim, Hyungtae,Park, S.Karger 2006 International archives of allergy and immunology Vol.139 No.3

        <P><I>Background and Methods:</I> Numerous genetic studies have mapped asthma susceptibility genes to a region on chromosome 5q31-33 in several populations. This region contains a cluster of cytokines and other immune-related genes important in immune response. In the present study, to determine the genetic variations and patterns of linkage disequilibrium (LD), we resequenced all the exons and promoter regions of the 29 asthma candidate genes in the chromosome 5q31-33 region. <I>Results:</I> We identified a total of 314 genetic variants, including 289 single nucleotide polymorphisms (SNPs), 22 insertion/deletion polymorphisms and 3 microsatellites. Standardized variance data for allele frequency revealed substantial differences in SNP allele frequencies among different ethnic groups. Interestingly, significant ethnic differences were observed mainly in intron SNPs. LD block analysis using 174 common SNPs with a frequency of >10% disclosed strong LD within most candidate genes. No significant LD was observed across genes, except for one LD block (CD14-IK block). Gene-based haplotype analyses showed that 1-5 haplotype-tagging SNPs may be used to define the six or fewer common haplotypes with a frequency of >5%, regardless of the number of SNPs. <I>Conclusion:</I> Overall, our results provide useful information for the identification of immune-mediated disease genes in the chromosome 5q31-33 region, as well as valuable evidence for gene-based haplotype analysis in disease association studies.</P><P>Copyright © 2006 S. Karger AG, Basel</P>

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