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      • KCI등재

        팝업북 읽어주기 활동이 만 2세 영아의 언어적 이해 및 반응에 미치는 영향

        김유나 ( Kim You-na ),김영실 ( Kim Young-sil ),윤진주 ( Youn Jin-ju ) 한국아동교육학회 2017 아동교육 Vol.26 No.2

        본 연구의 목적은 교사의 팝업북 읽어주기 활동이 만 2세 영아의 언어적 이해 및 반응에 미치는 효과를 알아보는데 있다. 연구대상은 전북 W군에 위치한 S어린이집과 M어린이집의 만 2세 영아 30명으로, 실험집단 15명, 통제집단 15명이다. 실험집단에는 팝업북을 읽어주는 활동을 주 1회 8주 동안 총 8회기 실시하였고, 통제집단에는 표준보육과정에 따른 교육을 실시하였다. 영아의 언어적 이해 능력 측정은 Ireton(1992)의 Child Development Inventory(CDI)를 김정미, 신희선(2006)이 국내 타당화한 Korean Child Development Inventory(K-CDI)를 사용하였고, 영아의 언어적 반응 유형 측정은 Whitehurs(1988), Whitehurst와 Valdes-Menchaca(1992)의 언어적 반응 분석 기준을 수정·보완하여 사용한 김금주(1999)의 도구를 본 연구의 목적에 적절하게 수정하여 사용하였다. 연구결과는 다음과 같다. 첫째, 팝업북 읽어주기 활동은 만 2세 영아의 언어적 이해 능력에 긍정적인 효과가 있었다. 둘째, 팝업북 읽어주기 활동은 만 2세 영아의 언어적 반응을 보다 효과적으로 이끌었으며, 특히 응답하기, 요청하기, 자발적 대화에 관련된 언어적 반응이 활발히 이루어졌다. 이러한 연구결과는 만 2세 영아의 언어적 발달 특성에 적합한 문학 활동을 모색하는데 있어서 교수매체로서 팝업북의 적절성을 확인할 수 있었으며, 교사가 팝업북을 활용한 교수방법을 고안할 때 실제적인 근거자료로 활용될 수 있을 것이다. The objective of this study is to find out the effects of teachers` reading pop-up books on two-year-old children`s linguistic understanding and response. The study was conducted for 30 two-year-old children of S and M day care centers located in W-gun, Jeollabukdo. Half of them were in experimental group, and the rest were in control group. In experimental group, the activity of reading pop-up books was conducted 8 times, once a week for 9 weeks, while standardized child care curriculum was conducted in control group. To measure children`s linguistic understanding ability, Korean Child Development Inventory(K-CDI) into which Kim Jung Mi and Shin Hee Sun(2006) adapted Ireton(1992)`s Child Development Inventory(CDI) for Korean domestic circumstances was used. And to measure the types of children`s linguistic response, Kim Keum Joo(1999)`s scale that Kim Keum Joo(1999) made by revising and complementing Caufeld(1987), Valdes-Menchaca(1998), and Whitehurst(1992)`s linguistic response analysis standard was used properly. The results of the study are as follows. First, reading pop-up books had positive effects on two-year-old children`s linguistic understanding ability. Second, reading pop-up books led their linguistic response more effectively. Especially, linguistic responses related to answering, asking, and conversing spontaneously were made actively.

      • KCI등재

        재일한국인과 일본인의 학습동기와 학습요인의 차이 -이문화간 공생학습의 관점에서

        김유나 ( You Na Kim ) 국제한국어교육학회 2005 한국어 교육 Vol.16 No.2

        This study is based on a questionnaire survey conducted on 438 respondents with the purpose to analyze the differences of korean language learning towards learning motivation and learning factors. The learning motivations were examined based on four factors; 1. Media influence, 2. The understanding of Korean contemporary culture, 3. The needs of learning, and 4. interest-based influence. For analysis, Factor Analysis and T-test had been used and from the result, there was no national significant difference found on factor no.1: the media influence and factor no.2: the understanding of Korea contemporary culture. However, significant national differences found on the Korean Residents In Japan respondents on the factor no.3 needs and the factor no. 4 interest-based influence for the Japanese respondents. This difference indicates ethnic identity discrepancy between the respondents. The significant causal factors for the Korean Residents In Japan who chose factor no.3 need were 1. they had been visited Korea before, 2. the speaking ability of Korean language is high, and 3. they have many Korean friends. Thus, it can be predicted that Korean Residents In Japan with highly interest on Korean language are the essential factors for ethnic identity establishment. (Nagoya University)

      • KCI등재

        조선왕조 궁중상차림의 재구성에 관한 연구

        김유나(Kim, You-Na) 한국식공간학회 2010 식공간연구 Vol.5 No.1

        Food is not just to satisfy hunger and it is a value to design one’s emotion beyond standards of needs for great dish, design wonderful life style, and accept a new genre of cultures. As leisureㆍdining‐out culture is actually generalized, broadcasters have already aired a lot of food‐related programs right before weekend mealtime or at midnight to promote the development of food culture. In such a fiercely competitive situation where all countries focus on the development of food culture, it is firstly necessary to develop differentiated food culture with Korea’s own identity. Therefore, this study is conducted to examine Korean style with legitimacy by looking into food culture relative to court banquets of Joseon Dynasty. The reason to choose the special period of court banquets is as follows. Among numerous court banquets for 500 years of Joseon Dynasty, existent data available for data analysis and historical research are only 19 kinds. Even Euigwae made old times ago was also damaged and omitted by often wars and fire. Most of them are Euigwae related to banquets(King Injo ~ King Gojong) from 1630 to 1902, and among them schematized materials or data related to table setting are extremely limited. Hereupon, this researcher aims to investigate the foundation of legitimacy that can symbolize Korea from foreign visitors by analyzing court banquet table setting based on 10 kinds of Euigwae (King Injo 8, King Sukjong 45, King Youngjo 20, King Youngjo 41, King Jungjo 19, King Sunjo 27, King Sunjo 29, King Gojong 10, King Gojong 29, and Gwangmu 6). In addition, this researcher purposes to be satisfied by providing the primary basic data that will be suggested through analyzing and studying Euigwae data constantly.

      • KCI등재

        수정체유화장치의 초음파 출력속도 및 자동막힘감지 기능 향상의 술 후 임상결과 비교

        김유나(You Na Kim),이진아(Jin Ah Lee),김재용(Jae Yong Kim),김명준(Myoung Joon Kim),차흥원(Hung Won Tchah) 대한안과학회 2018 대한안과학회지 Vol.59 No.11

        목적: 최근 펌프조절장치와 발판의 반응속도가 빨라지고 자동막힘감지(automatic occlusion sensing) 기능이 향상되어 수술 중 흡입력과 절단력을 향상시킨 수정체유화장치가 소개된 바 있다. 본 연구에서는 수정체유화술 시행 중 여러 매개변수를 비교하여 기기의 반응속도 향상과 자동막힘감지 기능이 수정체유화술의 임상결과에 미치는 영향을 비교하고자 하였다. 대상과 방법: 단일 술자에게 수정체유화술을 시행받은 68명의 백내장 환자, 총 80안이 본 연구에 포함되었다. 기존의 기기(WhiteStar Signature?? system)를 사용하여 초음파유화술을 시행한 40안을 대조군으로 하였으며, 반응속도 향상 및 자동막힘감지 기능 효과를 분석하기 위해서 향상된 기기(WhiteStar Signature?? PRO system)를 사용하여 초음파유화술을 시행한 40안을 실험군으로 정하였다. 두 군 모두에서 수술 중 parameter of effective phaco time with a specific coefficient for the transversal movement expressed in seconds (EFX), 총 초음파 사용시간(ultrasound time), 유효 초음파 사용시간(effective phaco time, EPT), 평균 초음파 출력(average phaco power, AVG) 및 평형염액 사용량을 확인하였고 수술 전후 중심각막두께(central corneal thickness)를 확인하여 수술 전후의 상관관계를 독립표본검정을 통하여 분석하였다. 결과: 두 군의 비교에서 수정체혼탁도와 상관없이 Signature PRO?? system에서 수술 중 적은 EFX (p<0.001), 짧은 유효 초음파 사용시간(EPT, p<0.001), 작은 평균 초음파 출력(AVG, p<0.001)을 사용함을 확인하였다. 수술 후 중심각막두께는 양 군에서 차이가 없었다. 결론: 수정체유화술을 시행함에 있어 기기의 반응속도 향상 및 자동막힘감지 기능은 수술 중 수정체 핵의 흡입력과 절단력을 높이면서도 전방을 안정적으로 유지할 수 있도록 하여 유의하게 짧은 시간 동안 적은 초음파 출력을 사용하면서 효율적인 수술이 가능하게 함을 확인하였다. Purpose: A recently introduced phacoemulsification system, the WhiteStar Signature?? PRO, has demonstrated improved nucleus followability and cutting efficiency via an improved pump regulator with a higher reaction response and an automatic occlusion sensing system. In this study, we compared various phacoemulsification parameters between the new system and an older version of the device. Methods: A total of 80 eyes of 68 patients with cataracts who had undergone phacoemulsification by a single surgeon were included in this study. Forty eyes of patients underwent phacoemulsification using the older Signature?? system (WhiteStar); these patients were classified as the control group. Another 40 eyes of patients underwent phacoemulsification with the newer enhanced system, the WhiteStar Signature?? PRO; these patients were assigned to the experimental group. During the operation, operative parameters, including the effective phaco time (parameter of effective phaco time with a specific coefficient for the transversal movement expressed in seconds, EFX), ultrasound time (seconds [s]), effective phacoemulsification time (EPT, s), average phacoemulsification power (AVG, %), and balanced salt solution usage, were measured to determine the performance enhancement offered by the updated system. Central corneal thickness was measured before and after surgery to compare corneal edema. The relationships between the two groups were analyzed using an independent t-test. Results: The Signature PRO?? system showed a lower EFX (p < 0.001), a shorter EPT (p < 0.001), and a smaller AVG (p < 0.001). Postoperative corneal thickness did not differ significantly between the two groups. Conclusions: Comparing the efficacy of the improved reaction speed of the device and automatic occlusion sensing system in performing phacoemulsification, the updated Signature PRO?? system demonstrated superior followability and cutting efficiency regardless of nuclear cataract hardness.

      • KCI등재

        조현병 장애 등급 평가와 한국판 University of California San Diego 실행에 기초한 기술평가 척도의 유용성

        김유나(You-Na Kim),정도운(Do-Un Jung),강제욱(Je-Wook Kang),문정준(Jung-Joon Moon),전동욱(Dong-Wook Jeon),김성진(Sung-Jin Kim),이윤호(Yoon-Ho Lee),박성용(Sung-Young Park),이충열(Chung-Yeal Lee) 대한생물치료정신의학회 2018 생물치료정신의학 Vol.24 No.2

        Objectives:The purpose of this study was to supplement the evaluation criteria for the schizophrenia disability grading system through a standardized test. Methods:Patients with schizophrenia were divided into three groups according to their Global Assessment Function(GAF) scores, which correspond to the disability grade of schizophrenia. We evaluated and compared the functional outcomes of patients with schizophrenia belonging to different severity groups. We performed the UCSD Performance-Based Skills Assessment(UPSA) and GAF to assess functioning in daily life, and the Positive and Negative Syndrome Scale(PANSS) and Clinical Global Impression-Schizophrenia Scale(CGI-SCH) to assess clinical symptoms. One-way analysis of variance was used for comparison between the three groups. The correlation between UPSA and other scale scores was analyzed by Pearson’s correlation coefficient. Results:A total of 117 patients were enrolled in this study. Of these, 46 were mild, 38 were moderate, and 33 were severe group. Significant differences in UPSA scores were identified between groups. The UPSA score was 71.54±14.12, 60.66±17.97, and 48.65±18.55 points for the mild, moderate, and severe group, respectively(p<0.001). The PANSS score was 53.83±15.67, 69.48±12.52, and 95.33±17.17 points for the mild, moderate, and severe group, respectively(p<0.001). The CGI-SCH score was 2.57±0.89, 3.08±0.94, and 4.18±1.01 points for the mild, moderate, and severe group, respectively(p<0.001). In addition, GAF, PANSS, and CGI-SCH showed a significant correlation with UPSA(correlation coefficient: 0.557, -0.497, and -0.570, respectively). Conclusion:The UPSA is a useful tool for assessing functions of daily living in patients with schizophrenia, and can be used to systematically measure the functional ability of patients according to their disability grade.

      • NGH 수송기술 개발을 위한 주요 인자별 제조특성 실험 연구

        김유나(Kim, You-Na),신창훈(Shin, Chang-Hoon),한정민(Han, Jeong-Min),신광식(Shin, Kwang-Sik),김병주(Kim, Byoung-Joo),이정환(Lee, Jeong-Hwan) 한국신재생에너지학회 2007 한국신재생에너지학회 학술대회논문집 Vol.2007 No.06

        Gas hydrate has a unique property that can store a large volume of gas in water as a solid form. Even though investigations for natural gas storage technology have been carried out for several decades, there are still a lot of unsolved problems due to complex formation process, low formation speed, high energy consumption and so on. So, lots of experiments were conducted to overcome these weaknesses and to develop artificial NGH formation technology applicable to industrial-scale storage and commercial transport. In this study, some series of experiments were performed to analyze both stirred and unstirred system especially about the influences of several gas hydrate formation factors such as agitation speed, system temperature, SDS concentration, etc. As a result, optimum range of SDS concentration and temperature that could enhance the storage capacity and shorten the formation time were found. And it is obviously presented that SDS such a kind of surfactant promotes gas hydrate formation dramatically and the quantity of stored gas are proportional to agitation speed in stirred system.

      • 마이크로그리드 주파수 변화에 따른 계통 상황별 ESS 제어 기법

        김유나(You-Na Kim),백승묵(Seung-Mook Beak) 대한전기학회 2021 대한전기학회 학술대회 논문집 Vol.2021 No.7

        본 논문에서는 에너지저장장치(Energy Storage System, ESS)의 빈번한 충·방전으로 인한 수명 저하 문제를 해결하기 위해 제어기 설계를 이용하여 계통 주파수 변화에 따른 ESS의 효율적인 운전방안을 제안한다. 국내 마이크로그리드 계통을 가지고 모의를 수행하며, ESS의 제어기 부분에 불감대 영역(Deadband)과 드룹제어기, 스위치 동작 제어기를 추가로 설계한다. ESS 운전은 주파수 변화에 따른 스위치 제어로 Deadband가 포함된 3% 드룹 운전과 1% 드룹 운전으로 동작하는 모의를 통해 결과를 분석한다.

      • KCI등재

        장수명 주택의 공간구성 분석에 관한 연구

        김유나(Kim, You-Na),공순구(Kong, Soon-Ku),주범(Chu, Beom) 한국실내디자인학회 2010 한국실내디자인학회논문집 Vol.19 No.3

        Since most domestic apartment, built in bearing wall system limiting variability of space, in spite of its good durability, cannot accept life style change and is being wasted, dumped scraps of which cause environmental pollution and waste of resources. As a response for this, researches on sustainable housing, that is, ‘long-life housing’ which has high durability, and variability responding life style change of the resident are in progress in and out of country. Therefore, this article aims, in suggesting the various status appearing on apartment and the interior plan responding the problem, to research on the house plan in the future which can be used continuously instead consuming type of apartment shortly used and discarded with understanding of long-life housing developed in foreign countries, and grasping the factors of application plan. Various reports from previous researches were comparatively analyzed and the studies on the characteristics, the real examples and the types of the surfaces were performed on the experimental model of long-life housing and similar residential surfaces to find the concept to be applied to Long-Life Housing and the introduction method of such concept. This article tries not only to prevent ‘scarp and build’, the serious cause of environmental pollution, but also to be basic materials for interior construction plan afterwards through ‘long-life housing interior design plan’ as the new conception which can accept me style and life cycle change.

      • KCI우수등재

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