• 제목/요약/키워드: Scientific Practice

검색결과 488건 처리시간 0.025초

사회복지사의 인식론적 신념과 지시적 실천정도 (A Study of Social Worker's Beliefs on the Nature of Scientific Knowledge and Practice Modes)

  • 유영준
    • 사회복지연구
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    • 제36호
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    • pp.227-252
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    • 2008
  • 본 연구는 사회복지 이용시설에 근무하는 사회복지사를 대상으로 인식론적 신념과 지시적 실천정도를 탐색하였다. 인식론적 신념은 지식에 관한 이론으로서 사회복지사에게 실천행위의 근거를 제공해 준다는 의미에서 사회복지실천과 관련성을 찾을 수 있다. 본 연구에서 인식론적 신념은 객관주의와 구성주의 인식론으로 분류하여 분석하였으며, 지시적 실천정도는 Rothman 등이 제안한 클라이언트에 대한 사회복지 실천유형을 근거로 구분하였다. 따라서 본 연구의 목적은 사회복지사의 인식론적 신념이 지시적 실천정도에 어떤 영향력을 미치고 있는가를 밝히는 것이다. 분석결과 사회복지사의 인식론적 신념은 객관주의 인식론에 비해 구성주의 인식론이 상대적으로 높게 나타났으며, 객관주의 인식론은 사회복지사의 지시적 개입에 정적인 영향을 미치는 것으로 나타났다. 이러한 결과는 사회복지 실천과정의 복잡성과 독특성을 고려할 때 사회복지사에게 다양한 인식론적 입장이 필요하다는 것과 객관주의 인식론에 대한 성찰을 요청하고 있다.

인식 행위로서 수업 담화 분석: 초등 과학 수업을 중심으로 (An Analysis of Classroom Discourse as an Epistemic Practice: Based on Elementary Science Classrooms)

  • 오필석;안유민
    • 한국초등과학교육학회지:초등과학교육
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    • 제32권3호
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    • pp.269-284
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    • 2013
  • The purpose of this study was to investigate the epistemic process in elementary science classrooms by analyzing classroom discourse as a epistemic practice. Data came from four elementary teachers in the form of video-recordings. A total of 12 elementary science lessons were examined to reveal the discursive modes and sequences in which the teacher and students participated when they constructed and developed scientific knowledge during the lessons. Three representative discursive patterns were found in the elementary science lessons explored: (i) 'Retrieving-Retrieving-${\cdots}$' by which well-established scientific knowledge was retrieved repeatedly, (ii) 'Exploring-Building on the Shared' which allowed introducing new scientific knowledge based on the scientific phenomena explored by the teacher and students together through practical work, and (iii) 'Retrieving-Elaborating/Reformulating/Narrating' or 'Building on the Shared-Elaborating/Reformulating/Narrating' which expanded and strengthened scientific knowledge already learned. These discursive patterns were suggested as discursive-epistemic mechanisms employed frequently in the epistemic process in elementary science lessons and as a basis for defining epistemic cultures of science classrooms.

Key Traffic Metrics as a Basis to Measure Library Performance

  • Udartseva, Olga M.
    • Journal of Information Science Theory and Practice
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    • 제8권2호
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    • pp.55-67
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    • 2020
  • Webometric research in the Russian library sector is just beginning to gain momentum. This article examines the experience of webometric research in libraries from the perspective of the global practice. In particular, it highlights a number of foreign works, which may have a special practical value for Russian libraries, and emphasizes important webometrics areas for libraries. The purpose of this study is to research the practical application of key performance indicators (KPIs) abroad and conduct a webometric analysis of the websites of some leading Siberian and Far Eastern scientific libraries based on selected KPIs. The study data were collected with SimilarWeb and other analytical tools. The study revealed that key traffic metrics are the basis of webometric research, and identified available promising groundwork for the purpose of their further testing. The shortcomings in the current state of the websites of the Siberian and Far Eastern scientific libraries were noted. Based on the obtained webometric traffic indicators, the ranking of the Siberian and Far Eastern scientific libraries was made.

A Framework for Description and Measurement of National Scientific Wealth with a Case Study on Iran

  • Asadi, Saeid
    • Journal of Information Science Theory and Practice
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    • 제4권2호
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    • pp.21-33
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    • 2016
  • A sustainable development in science, innovation, and technology requires a balanced distribution of scientific wealth in sub-country regions. This paper addresses the issue of geographical distribution of scientific wealth and its goal is to offer a framework to describe and measure the share of provinces in national scientific wealth. Our proposed model divides the indicators of scientific wealth into two groups, production and the use of scientific wealth. To evaluate this model, the scientific wealth of Iran was studied using recorded data on IRANDOC databases. Rich, average, and poor provinces were identified and the results showed that 70% of the scientific wealth belongs to 20% of the provinces. The findings can facilitate planning for a sustainable science and technology policy.

초등 일반 학생과 과학영재 학생의 과학 탐구 학습 지향과 불일치 상황에 대한 대처 전략의 관계 비교 (The Relationship between Orientations toward Scientific Inquiry Learning and Coping Strategies for Anomalous Situations in Elementary Students: A Comparison between General and Science-Gifted Students)

  • 윤지영;강훈식
    • 한국과학교육학회지
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    • 제44권2호
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    • pp.155-166
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    • 2024
  • 이 연구에서는 초등 일반 학생과 과학영재 학생의 과학 탐구 학습 지향을 조사하여 비교했다. 또한 이들의 과학 탐구 학습 지향과 불일치 상황에 대한 대처 전략의 관련성도 조사하여 비교했다. 이를 위해 서울특별시에서 초등 일반 학생 61명과 과학영재 학생 53명을 선정한 뒤, 과학 탐구 학습 지향을 조사하는 설문과 불일치 상황에 대한 대처 전략을 조사하는 설문을 실시했다. 또한 일부 일반 학생 및 과학영재 학생을 대상으로 반구조화된 심층 면담을 개별로 실시했다. 연구 결과, 학년과 관계없이 과학 탐구 학습 지향 중에서 초등 일반 학생은 '개념이해' 지향이 가장 많이 나타났으며, '과학적 실천' 지향이 두번째로 많이 나타났다. 반면 초등 과학영재 학생은 '과학적 실천' 지향의 빈도가 가장 높았으며, '개념이해'와 '복합' 지향도 비교적 자주 나타났다. '활동' 지향은 일부 일반 학생에게서만 나타났고, '공학적 실천' 지향은 일부 과학영재 학생에게서만 나타났으며, '과정기능' 지향은 나타나지 않았다. 과학 탐구 학습 지향과 불일치 상황에 대한 대처 전략 사이에 명확한 관련성을 확인하지는 못했다. 그러나 같은 과학 탐구 학습 지향을 가진 경우라도 불일치 상황에 대한 대처 전략을 선택하는 양상은 초등 일반 학생과 과학영재 학생 사이에 약간의 차이가 있음을 발견할 수 있었다. 이에 대한 교육적 시사점을 논의했다.

과학 놀이 활동이 아동들의 과학적 태도와 탐구능력에 미치는 효과 (An Effectiveness of Science-Play Activity on the Scientific Attitudes and the Scientific Inquiry Skills of Elementary School Students)

  • 김용권;이충형;이석희
    • 한국초등과학교육학회지:초등과학교육
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    • 제23권1호
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    • pp.17-26
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    • 2004
  • The purpose of this study is to verify the effect of science-play activity that isn't easily completed in a course of study, put in practice an development activity class on the scientific inquiry skills and the scientific attitude of elementary school students. For this purpose, the general activity was applied for the comparative group (40 students), the science-play activity was applied for the experimental group (34 students); they are composed of 5th and 6th graders elementary school students of 74, a class of an hour during a week. The results were analyzed by means of comparing between groups as well as within groups. The results of this research is as follows: Firstly, the science-play activity as an development activity was effective in the improvement of the scientific attitudes of elementary school students. Secondly, the science-play activity as an development activity was effective in the improvement of the scientific inquiry skills of elementary school students.

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학생들의 생산적 과학 참여에서 발현되는 과학공감의 특성과 변화 분석 (Characteristics and Changes in Scientific Empathy during Students' Productive Disciplinary Engagement in Science)

  • 양희선;강성주
    • 한국과학교육학회지
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    • 제44권1호
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    • pp.11-27
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    • 2024
  • 본 연구는 학생들의 생산적인 과학 참여에 영향을 미치는 과학공감의 역할을 조사하고, 해당 과정에서 나타나는 과학공감의 주요 요소를 분석하는 것을 목표로 하였다. 초등학교 5학년 학생 12명이 본 연구에 참여하였고, 일반공감 능력을 기준으로 세 집단으로 나누어 디자인적 사고 과정을 적용한 생산적 과학 참여 수업을 진행하였다. 문제 해결의 다섯 단계 중 아이디어 생성과 프로토타입에서 소집단의 발화를 분석하여 과학공감과 과학실천 측면에서 관찰하였다. 분석결과, 디자인적 사고 과정을 효과적으로 적용한 과학 공감은 학생들의 생산적 과학 참여를 촉진하는 것으로 나타났다. 이에 세 집단의 과학공감 및 과학실천의 평균 발화 빈도가 아이디어 생성 단계에서는 증가한 후 감소하는 경향이 나타났으며, 프로토타입 단계에서는 후반부에 오히려 발화 빈도가 증가했다. 그러나 일반공감 능력이 낮은 소집단은 프로토타입 단계에서 협력적 의사소통의 결여로 과학공감과 과학실천의 발화 빈도가 감소하는 것으로 관찰되었다. 뿐만 아니라, 학습자들은 생산적인 과학 참여 상황에서 5가지 주요 과학공감 구성요소가 모두 발화로 드러났다. 높은 일반공감 능력 집단에서는 타인과의 과학공감 요소인 공감적 이해와 공감적 걱정이 높은 빈도로 나타났으나, 낮은 일반공감 능력 집단에서는 연구대상과의 과학공감 요소인 민감성, 과학적 상상, 상황적 관심이 상대적으로 더 높은 빈도로 관찰되었다. 이러한 결과는 과학 수업에서 타인뿐만 아니라 연구대상과의 과학적으로 공감하는 경험이, 일반적인 공감 능력과는 별개의 중요한 특성으로 학생들의 생산적 과학 활동을 다양한 참여를 유발하며 이를 지속하게 할 수 있음을 시사한다. 본 연구는 과학공감이 학생들의 생산적 과학 참여에 다양한 방향으로 영향을 미칠 수 있다는 가능성을 제시하여, 과학 수업에서 과학공감의 이론적 구조와 안정성에 대한 논의에 기여할 것으로 판단된다.

아동의 발열관리: 현황 및 과학적 근거 (Childhood Fever Management: Current Practice vs Evidence)

  • 김진선
    • Child Health Nursing Research
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    • 제22권2호
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    • pp.126-136
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    • 2016
  • Purpose: The purposes of this review were to address misconceptions of childhood fever and fever management practice among parents and health care providers, and to identify the scientific evidences against such misconceptions and practices. Methods: Journal databases and clinical guidelines from 2000 to 2015 were searched. The search terms were fever, fever management, misconception, myth, fiction, fact, fever phobia, child, antipyretics, tepid bath, alternating use/combined use of antipyretics, and physical cooling method. Results: There are significant gaps between current concepts and practices, and the scientific evidence. Misconceptions and unrealistic concerns about childhood fever still exist among parents and even health care providers, worldwide. The evidences suggest that antipyretics should be given carefully with the aim of relieving discomfort or pain rather than decreasing the temperature itself. Alternating use of antipyretics should be discouraged due to the risk of confusion and error. Antipyretics do not prevent febrile convulsions. Moreover, the scientific evidence does not support tepid sponge massage. Conclusion: Evidence-based childhood fever management interventions should be targeted toward parents and health care providers. By adopting an evidence-based approach to nursing interventions, pediatric nurses can ensure children receive appropriate and safe fever management.

반복연습형 CAI 프로그램을 통한 초등 학생의 전류 개념 변화 연구 (Elementary School Students' Conceptual Change on Electric Current by Drill and Practice Type CAI Program.)

  • 김영민;김찬호
    • 한국과학교육학회지
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    • 제16권4호
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    • pp.417-428
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    • 1996
  • The purposes of this study were to investigate what kinds of idea the children have after formal instruction in school, and to investigate what is the children's conceptual change on electric current after implementation of drill and practice type CAI program about electric circuit. The CAI program was developed by KEDI research project team the author of this article was joined. The subjects were 20 eleven yaers old(elementary fifth year) children sampled from a elementary school in Seoul, Korea. They had already learnt about electric circuits for two years before implementing this CAI program according to the formal science curriculum. The pretest were accomplished before implementing the CAI program, and posttest were accomplished a week after implementation of the CAI program. The results of this study are as follows: Even though they had studied electric circuits, only 5% of the students had scientific ideas before pretest, and even after drill and practice type CAI program only 30% of the students have changed their misconceptions into scientific conceptions.

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Frequency of EGFR Mutations in Non-small Cell Lung Cancer Patients: Screening Data from West Siberia

  • Gervas, Polina;Ivanova, Anna;Vasiliev, Nikolay;Ananina, Olga;Zharkova, Olga;Rogovieva, Olga;Verzhbitskaya, Natalia;Didichuk, Ivan;Cheremisina, Olga;Popova, Natalia;Goldberg, Victor;Cherdyntsev, Evgeny;Choynzonov, Evgeny;Cherdyntseva, Nadezda
    • Asian Pacific Journal of Cancer Prevention
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    • 제16권2호
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    • pp.689-692
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    • 2015
  • Background: Incorporation of molecular analysis of the epidermal growth factor receptor (EGFR) gene into routine clinical practice has shown great promise to provide personalized therapy of the non-small cell lung cancer (NSCLC) in the developed world. However, the genetic testing of EGFR mutations has not yet become routine clinical practice in territories remote from the central regions of Russia. Therefore, we aimed to study the frequency of major types of activating mutations of the EGFR gene in NSCLC patients residing in West Siberia. Materials and Methods: We examined EGFR mutations in exons 19 and 21 in 147 NSCLC patients (excluding squamous cell lung carcinomas) by real time polymerase chain reaction. Results: EGFR mutations were detected in 28 of the 147 (19%) patients. There were 19 (13%) cases with mutations in exon 19 and 9 cases (6%) in exon 21. Mutations were more frequently observed in women (42%, p=0.000) than in men (1%). A significantly higher incidence of EGFR mutations was observed in bronchioloalveolar carcinomas (28%, p=0.019) and in adenocarcinomas (21%, p=0.024) than in large cell carcinomas, mixed adenocarcinomas, and NOS (4%). The EGFR mutation rate was much higher in never-smokers than in smokers: 38% vs. 3% (p=0.000). The frequency of EGFR mutations in the Kemerovo and Tomsk regions was 19%. Conclusions: The incorporation of molecular analysis of the EGFR gene into routine clinical practice will allow clinicians to provide personalised therapy, resulting in a significant increase in survival rates and improvement in life quality of advanced NSCLC patients.