• 제목/요약/키워드: u-T environment

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요양병원 간호사의 직무특성, 개인-조직 적합성과 감정노동이 이직 의도에 미치는 영향 (The Effects of Job Characteristics, Personal - Organizational Fit and Emotional Labor on Turnover Intention of Nurses in Geriatric Hospitals)

  • 박미경;김인홍
    • 디지털융복합연구
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    • 제18권12호
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    • pp.303-313
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    • 2020
  • 본 연구는 요양병원의 간호사들을 대상으로 이직 의도에 미치는 영향요인을 확인하여 효율적인 인력 관리 전략을 수립하는데 기초자료를 제공하고자 실시한 연구이다. 자료수집은 2018년 9월 27일부터 10월 10일까지이며 분석대상은 228명이었다. 자료는 기술통계, t-test, ANOVA, Pearson's correlation과 위계적 다중회귀 분석을하였다. 그 결과 대상자의 이직 의도에 영향을 미치는 요인은 기혼자(β=-.106, p=.044), 개인-조직 적합성(β=-.441, p<.001), 감정노동(β=.318, p<.001)으로 분석되었으며, 이 세 변수의 설명력은 47.7%였다. 본 연구결과는 요양병원 간호사들의 이직 의도를 낮추기 위하여 조직에 적응할 수 있는 근무환경을 마련하고, 감정노동을 감소시킬 수 있는 전략 및 프로그램 개발의 기초자료로 활용할 수 있을 것이다.

Experimental Techniques for Surface Science with Synchrotron Radiation

  • Jonhnson, R.L.;Bunk, O.;Falkenberg, G.;Kosuch, R.;Zeysing, J.
    • 한국진공학회:학술대회논문집
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    • 한국진공학회 1998년도 제14회 학술발표회 논문개요집
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    • pp.17-17
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    • 1998
  • Synchrotron radiation is produced when charged particles moving with relativistic velocities a are accelerated - for example, deflected by the bending magnets which guide the electron or p positrons in circular accelerators or storage rings. By using special focusing magnetic lattices i in the particle accelerators it is possible to make the dimensions of the particle beam very small with a hi맹 charge density which results in a light source with high b디lIiance. Synchrotron light h has important properties which make it ideal for a wide range of investigations in surface s science. The fact that the spectrum of electromagnetic radiation emitted in a bending magnet e extends in a continuum from the 얹r infra red region to hard x-rays means that it is id않I for a v variety of spectroscopic studies. Since there are no convenient lasers, or other really bright l light sources, in the vacuum ultraviolet and soft x-ray re.밍ons the development of synchrotron r radiation has enabled enormous advances to be made in this di펌C비t spectr따 re밍on. P Polarization-dependent measurements, for ex없nple ellipsometry or circular dichroism studies a are possible because the radiation has a well-defined polarization - linear in the plane of orbit w with additional right-circular, or left-circular, components for emission an생es above, or below, t the horizontal, respectively. Since the synchrotron light is emitted from a bunch of charge c circulating in a ring the light is emitted with a well-defined time structure with a short flash of l light every time a bunch passes an exit port. The time structure depends on the size of the ring a and the number and sequence of filling of the bunches. A pulsed light source enables time¬r resolved studies to be performed which provide direct information on the lifetimes and decay m modes of excited states and in addition opens up the possibility of using time of flight t techniques for spectroscopic studies. The fact that synchrotron radiation is produced in a clean u ultrahi야 vacuum environment is of gr않t importance for surce science studies. The current t비rd generation synchrotron light sources provide exceptionally high baliance and stability a and open up possibilities for experiments which would have been inconceivable only a short time ago.

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SD 기법을 활용한 주거단지의 시지각적 평가 (SD Methodological Evaluation of the Visual Cognition to the Urban Landscape)

  • 황지욱;채병선;권대규;홍철운
    • 한국정밀공학회:학술대회논문집
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    • 한국정밀공학회 2005년도 춘계학술대회 논문집
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    • pp.1918-1920
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    • 2005
  • The color and structure of urban constructions is a factor of urban landscape and shows their characteristics. Hence the modern buildings with their materials and external appearance makes up the urban image. But still yet, it was not easy to evaluate the value of visual landscape of buildings with objective measuring method. Most of all, it depends on the subjective estimation of a few talented or high educated experts with a sense of beauty. In relation to this kind of problems, it was tried here in this study to analyse the human response of brain wave pattern (EEG) with use of SD method, while the tested persons watched the urban landscape constructed in a visual reality. The tested persons were 10 adult males and females with no color blindness and intact cognitive function. Light source with color filter was used for color environment in chamber room. The signal of EEG is analysed digitally and grouped into the $\alpha$ and $\beta$ waves. The result showed that relative power of $\alpha$ wave ratio increased in natural landscape scenary clearly. From these results it was possible to evaluate the human response, which was affected by urban color and structure stimulation and it might be useful as an indicator of visual cognition amenity toward the design of urban construction environment.

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NaCl 스트레스가 토마토, 고추, 가지의 생육, 광합성 속도 및 무기양분 흡수에 미치는 영향 (Effect of NaCl Stress on the Growth, Photosynthetic Rate and Mineral Uptake of Tomato, Red Pepper and Egg Plant in Pot Culture)

  • 강경희;권기범;최영하;김회태;이한철
    • 생물환경조절학회지
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    • 제11권3호
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    • pp.133-138
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    • 2002
  • 본 실험은 가지과 작물의 염 스트레스에 대한 생장 특성 및 생리적 반응을 구명하기 위하여 수행되었다. 생육단계에 따라 NaCl을 농도별로 처리한 결과는 다음과 같았다. 초장, 생체중 등 생육은 유묘기 및 영양 생장기 모두 NaCl 농도가 높을수록 모든 작물에서 억제되었다 특히 토마토 및 가지에서는 NaCl 40mM 이상에서, 그리고 고추에서는 20mM 이상에서 작물의 생육이 크게 억제되었다. 수량은 토마토 및 가지에 서는 NaCl 20 mM 이상에서, 그리고 고추에서는 10 mM 이상에서 감소하였다. 이러한 수량감소는 낮은 농도에서는 착과수의 감소에, 그리고 농도가 높을수록 착과수의 감소와 더불어 평균과중의 감소의 영향이 컸다. 광합성 속도는 NaCl 농도가 높을수록 감소하는 경향이었으며. 고추가 가장 낮았고, 토마토, 가지 순으로 낮았다. 잎의 수분포텐셜과 기공 전도도도 광합성과 같은 경향을 나타냈다. 경엽의 무기 양분 함량에서는 질소, 인산, 칼슘, 마그네슘 및 칼륨 함량은 NaCl 농도가 증가할수록 감소하였으나 Na 및 Cl 함량은 증가하였다.

초보간호사의 대인관계능력, 직무 스트레스, 스트레스 대처유형이 이직의도에 미치는 영향: 직무 스트레스를 중심으로 (Impact of Interpersonal Relationship Ability, Job Stress, and Stress Coping Type on Turnover Intention of Nurses in the Early Stage of their Careers: Focusing on Job Stress)

  • 정자용;김철규
    • 한국직업건강간호학회지
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    • 제27권1호
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    • pp.36-47
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    • 2018
  • Purpose: This study aimed to examine the effects of interpersonal relationship ability, job stress, and stress coping type on the turnover intention of nurses in the early stage of their careers. Methods: Data were collected from 136 early stage nurses from two general hospitals and one tertiary hospital in Chungbuk province. An early stage nurse was defined as the nurse with a work experience of 3 to 36 months. The collected data were analyzed using independent t-test, one-way ANOVA, Mann-Whitney U test, Person's correlation coefficient, and stepwise multiple regression. Results: It was seen that turnover intention had a negative correlation with interpersonal competency (r=-.20, p=.020) and a positive correlation with job stress (r=.56, p<.001). Job stress due to work over load, inadequate compensation and working environment, interpersonal relationship ability, and length of clinical career were significant factors influencing turnover intention (p<.05). These variables explained for 50.4% of the variance in turnover intention. Conclusion: It is necessary to develop an interpersonal relationship ability improvement program to decrease turnover intention among early stage nurses by helping them to successfully adapt to their job. Moreover, it is important to bring about continuous improvements in terms of provision of adequate workload and appropriate rewards, and creation of a suitable work environment to reduce the job stress of early stage nurses.

소규모 하수 재이용을 위한 디스크필터의 처리 효율 증진에 관한 연구 (Enhancement of Discfilter Removal Efficiency for Small-scale Wastewater Reclamation)

  • 최낙철;김봉주;박성용;박형우;이성재;박천영
    • 한국지하수토양환경학회지:지하수토양환경
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    • 제20권4호
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    • pp.66-72
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    • 2015
  • The aim of this study was to enhance of the Discfilter process (maximum treatment capacity - 500 ton/day) removal efficiency for small-scale wastewater reclamation under various influent wastewater conditions (with / without coagulation process, coagulant content and temperature). The result of chemical resistance test for fiber filter in the Discfilter that weight loss was obtained with 0.535% under pH 3, 0.092% under pH 9 and 0.028% under 10% NaClO. The removal efficiency test of Discfilter process on the with / without coagulation process showed that with coagulation process condition was occurred CODMn of 42.26 ± 0.61, BOD5 of 88.72 ± 0.44, T-P of 84.67 ± 0.72 and SS of 90.58 ± 0.61. The removal efficiency of Discfilter process on the coagulant content (4.5, 5.0 and 5.0 mL/min) and temperature (< 10℃, 10℃~ 20℃ and > 20℃) conditions were increased as coagulant content and temperature increased. This study demonstrated the potential application of Discfilter process for small-scale wastewater reclamation.

국내 친환경 건축 모델하우스에 대한 비교 연구 (The Comparative Study for Green Building model house design in Korea)

  • 강연주;김문덕
    • 한국실내디자인학회논문집
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    • 제21권6호
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    • pp.212-223
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    • 2012
  • The "Eco-friendly", "Green" concepts was began around 1992 after the Rio Environmental Summit, and the need for sustainable development globally widespread. The green building certification system was began around 2000 and the concept of green building was started in the late 1990s. The green building, which welcomes a period of radical change, is for the survival of the Earth "climate change" and reducing energy consumption in building sector. In this architecture of eco-friendly concept, the green building is rapidly expanding and existing as a ecological environment preservation. Moreover, the realization of zero energy house is to mandate for new buildings in 2025. The aim of further eco-friendly is through the prior ecosystems to restore and product energy for the 9 Green Building model houses in this paper. Building in the concept of ecology is to show about change into 7R's from the 3R's. The "Reduce", "Reuse", "Recycle" consisting of "3R's" is correlated with the traditional to the present Green Building Design. U.S. NCARB (National Council of Architectural Registration Boards) change into the concept of 7R's as "Receive", "Restore", "Respect" and "Remember", added to "3R's". In this paper, the 9 Green Building model houses do not meet the criteria of 7R's. But, the Green Tomorrow of Samsung C & T Corporation meet the 6 criteria for 7R's. This company is most comfortable at low carbon Green Building model houses. Conclusionally, introduction of eco-friendly technologies and amenities for the health of human and natural community life is to advance eco-friendly construction and enhance brand value of housing. By the way, The problem of eco-friendly architecture is initial investment and maintenance. Therefore, eco-friendly architecture and government has to try solving of this difficulty.

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교사 내 플랜트 모델 유형별 적용에 따른 공기질 변화 (Changes in Air Quality through the Application of Three Types of Green-Wall Model within Classrooms)

  • 양호형;김형주;방성원;조흔우;이형석;한승원;김광진;김호현
    • 한국환경보건학회지
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    • 제49권6호
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    • pp.295-304
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    • 2023
  • Background: Adolescents are relatively more sensitive than adults to exposure to indoor pollutants. The indoor air quality in classrooms where students spend time together must therefore be managed at a safe level because it can affect the health of students. Objectives: In this study, three types of green-wall models were applied to classrooms where students spend a long time in a limited space, and the resulting effects on reducing PM were evaluated. Methods: In the middle school classrooms which were selected as the experimental subjects, IoT-based indoor air quality monitoring equipment was installed for real-time monitoring. Three types of plant models (passive, active, and active+light) were installed in each classroom to evaluate the effects on improving indoor air quality. Results: The concentration of PM in the classroom is influenced by outdoor air quality, but repeated increases and decreases in concentration were observed due to the influence of students' activities. There was a PM reduction effect by applying the green-wall model. There was a difference in PM reduction efficiency depending on the type of green-wall model, and the reduction efficiency of the active model was higher than the passive model. Conclusions: The active green-wall model can be used as an efficient method of improving indoor air quality. Additionally, more research is needed to increase the efficiency of improving indoor air quality by setting conditions that can stimulate the growth of each type of plant.

가상현실을 이용한 수술 전 안내 및 수술실 환경 체험이 수술 전 정보만족도와 불안 감소에 미치는 효과 (The Effect of Preoperative Guidance and Operating Room Environment Experience Using Virtual Reality on Satisfaction with Preoperative Information and Anxiety Reduction)

  • 오인옥;백은정;정지윤;최은영;김종희;김치향
    • 동서간호학연구지
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    • 제30권1호
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    • pp.51-59
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    • 2024
  • Purpose: The purpose of this study was to determine the effect of preoperative guidance and operating room environment experience using virtual reality on increasing satisfaction with information and reducing anxiety in preoperative patients undergoing general anesthesia and local anesthesia. Methods: A non-equivalent control group quasi-experimental design was employed. The participants were 80 surgical patients from 4 wards (40 experimental group and 40 control group) of the general hospital located in Gyeonggi-do. Data collection was conducted from June to November 2023 after completing the control group survey in January 2023. Data were analyzed using Chi-square, t-test, and Mann-Whitney U test using SPSS 23.0 program. Results: Satisfaction with preoperative information was higher in the experimental group than that of the control group. Additionally, anxiety related to surgery in the experimental group was significantly lower than that of the control group. The preoperative state anxiety score in the experimental group was not significantly lower than that of the control group. Conclusions: These results suggest that providing patient education and information using virtual reality technology can not only alleviate patients' anxiety related to surgery, but also have the potential to be used as an effective intervention to improve positive patient experiences.

순환식 상추 양액재배시 양액재활용 기술 (Reusing Techniques of Nutrient Solution for Recycling Hydroponic Culture of Lettuce)

  • 이성재;서명훈;이상우;심상연;이수연
    • 생물환경조절학회지
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    • 제8권3호
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    • pp.172-182
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    • 1999
  • 수경재배에서 양액의 재활용이 상추의 생육이나 수량에 어떠한 영향을 미치는지 알아보고자 Control, 양액보충, EC조절, 양액검정보정, 양액검정보정+humus첨가 등의 5처리를 두어 실험을 수행한 결과는 다음과 같다. 양액의 pH에서 양액검정보정구와 양액 검정보정.+Humus참가구가 4차재배까지 7.0이하로 안정된 경향을 나타내었고, EC는 양액보충구가 재배횟수가 늘어날수록 현저히 떨어졌고 다른 처리는 대조구와 유사한 경향이었다. 생육 및 수량은 양액검정보정 처리가 양액내 무기이온들의 균형으로 대조구와 유사한 경향을 나타내었으며 양액보충구 및 EC조절구는 재배횟수가 늘어날수록 떨어지는 경향이었다. 양액의 무기성분중 N $O_3$-N와 N $H_4$-N는 재배후 처리에 관계없이 농도가 크게 떨어졌고 특히 Ca과 Mg은 모든 처리구에서 재배횟수에 관계없이 재배전에 비해 재배 후에 양액내에 축적되는 경향을 보였다. 상추엽중 무기성분함량은 T-N와 P$_2$ $O_{5}$ 의 경우 1차재배후 양액검정보정+Humus 첨가구에서 다른 처리에 비해 함량이 적었고 재배횟수가 늘어날수록 처리간에 차이가 없었다. K과 Mg은 재배횟수나 처리간에 차이가 없었고, Ca의 경우 양액검 정보정+Humus 첨가구에서 1차와 2차재배 후 다소 많았으나, 재배횟수가 늘어날수록 처리간에 차이가 없었다.

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