• 제목/요약/키워드: trend of researches

검색결과 616건 처리시간 0.032초

'최저주거기준'에 관한 국내 선행 연구경향 분석 (A Analysis on the Previous Research Trend of 'Minimum Housing Standard')

  • 현지원;이연숙;안소미
    • 한국실내디자인학회논문집
    • /
    • 제26권4호
    • /
    • pp.3-11
    • /
    • 2017
  • The appropriate area for human's most basic living space is an important factor. Therefore, the 'minimum housing standard' is a very important factor to ensure a minimum quality of living space for human life. In Korea, however, the importance of the 'minimum housing standard' has been neglected for about 20 years. Even in Korea, the 'minimum housing standard' has become an nominal existence. In other countries, studies have long been conducted on the minimum housing standards, but studies have shown that studies on the minimum housing standard are not actively occurring in Korea. The purpose of this study is to diagnose the current status of the 'minimum housing standard' in Korea and to explore the direction of future research. The study included a total of 29 researches commissioned by the Korea Academic Research Institute (KCI). To ensure the objectivity and reliability of the analysis, analyzed year of research, field of research, method of research, contents of research. Through this study, it is possible to grasp the tendency of previous studies on 'minimum housing standard' in Korea and it is meaningful to increase the usability of 'minimum housing standard' in residential planning. It is also expected that future research on 'minimum housing standards' will be able to present the direction of the field to be developed.

진정제 투여에 의한 의식수준의 변화와 LAEP간의 상관성 분석 (An Analysis for the Relationship between the Level of Consciousness and LAEP caused by Sedative Injection)

  • 임재중
    • 대한전기학회논문지:시스템및제어부문D
    • /
    • 제49권6호
    • /
    • pp.334-338
    • /
    • 2000
  • Even though it is not practical, yet there is a trend of the researches related to the anesthesia on the determination of depth of anesthesia and level of consciousness in the view point of neurophysiological aspects. That is, quantification of physiological signals which represent human brain function and pharmacological response could be used to find the level of consciousness based on the changes in physiological signals. This research was performed to analyze the relationship between parameters extracted from LAEP(long latency auditory evoked potential) and the amount of sedatives injected to the patients. Seventeen patients were participated for the experiment. Two different sedatives, midazolam and diazepam, were injected intramuscularly, and LAEPs caused by 1KHz and 2KHz auditory tone bust were obtained. It was found that amplitude of extracted parameters from LAEP, N100 and P300, were reduced as dose of sedatives were increased. Results of this study could be used for extracting more meaningful index and establishing algorithm for predicting changes of level of consciousness induced by sedatives.

  • PDF

Physical Chemistry Research Articles Published in the Bulletin of the Korean Chemical Society: 2003-2007

  • Sun, Ho-Sung;Lee, Sun-Yeoul;Lee, Choon-Shil
    • Bulletin of the Korean Chemical Society
    • /
    • 제29권2호
    • /
    • pp.450-462
    • /
    • 2008
  • The physical chemistry (PC) articles published in the Bulletin of the Korean Chemical Society (BKCS) from 2003 to 2007 are surveyed, and in-depth content analysis was conducted to classify the PC articles into 12 topics used in The Journal of Physical Chemistry (JPC). The PC articles published in the Journal of the American Chemical Society (JACS) in 2007 are also surveyed. The extensive summary of all PC articles in BKCS for the last five years reveals the current trend of physical chemistry research in Korea. The comparison study with the JACS shows that the proportion of PC articles among all articles published in BKCS (16%) is slightly higher than that of JACS (11%), and the non-Korean authorship ratio of BKCS (12%) is very low compared with the non-US authorship of JACS (52%). From the comparison study with articles published in JPC in 2007, it is found that BKCS disseminates various topics of physical chemistry researches adequately. In particular, BKCS most frequently published PC articles in molecular structure and spectroscopy topics, whereas JPC published surface chemistry and nano-chemistry articles most frequently. It is concluded that BKCS should publish more articles to be a leading journal, and it is suggested that the SCI impact factor of BKCS must be increased by improving the electronic version of BKCS.

대마(大麻)의 부위별 효능(效能)에 대한 고찰 (A Study on The Efficacy of Cannabis Sativa According to Different Parts)

  • Lim Seok-hyeon;Jeong Chang-hyun;Baik Yousang
    • 대한한의학원전학회지
    • /
    • 제36권2호
    • /
    • pp.97-128
    • /
    • 2023
  • Objectives : This study aims to examine the efficacy and application of Cannabis according to its parts. Methods : Contents on efficacy, treatment, and application of Cannabis in Material Medica and other texts of East Asian Medicine were collected and interpreted to deduce each characteristic. Results : Cannabis was found to be applicable to various wind symptoms and wind stroke, various pain and injuries, skin diseases, blockage or leaking of urine or feces, disease related to genitalia and anus, chronic ague, women's disease related to menstruation, birth, pregnancy, and to have the effects of heightening perceptive and sensory organs, detoxification and anesthesia, stimulating hair growth, and eradicating parasites. It drives out wind-heat pathogenic qi, circulates qi and blood, which allowed it to be applied not only to blockages but to symptoms of leakage. In other words, Cannabis was used when both excess and deficiency diseases were present, the former caused by acute blockage and the latter accompanied by stagnation. Conclusions : Based on the findings of this study, future researches on the efficacy and application of Cannabis could be done more systematically. In line with recent trend of wide application of medical Cannabis, we hope for it to be more actively used in the field of East Asian Medicine based on objective evidence.

유아 지능의 조기 개발 (Early Development of Child Intelligence)

  • 김행자
    • 대한가정학회지
    • /
    • 제11권3호
    • /
    • pp.314-328
    • /
    • 1973
  • Highly developed and Complicated modern society demands earlier development of a human intelligence. Thus the trend of ecucations nowadays has been rapid increase of efford in the field of child education. As a result experiments to find out the ways of developing child intelligence have been repeatedly carried out and various theories concerning them have been expressed. The aim of this study is to review such theories and researches. Generally, the ways how to develop child intelligence are divided into tow parts. One is by means of operating mental abilities of a child and the other is providing abundant environment to a child for the facilitation of such mental operation. A. Mental Operation The intelligence of a child is more likely to be developed by thorough and precise training of following four mental abilities. 1. Ability of classification 2. Ability of analogy 3. Ability of variation 4. Ability of inference B. Environment Child intelligence is also more likely to be developed by providing him next four environments. 1. When the parents maintaina moderate expectation and have know-ledge of the child's mental development. 2. When the parents follow the standard linguistic form and provide the child with ample opportunities for the verval expression. 3. When the parents provide tools and materials and opportunities for the cultural experiences. 4. When the parents furnish immediate rewards to the child's intellectual achievements and help him form a positive self-concept with regard to the intellectual abilities.

  • PDF

아파트 브랜드 선호도 요인 비교에 관한 연구 -수도권지역과 시 단위지역 중심의 선호도 비교- (The Research on the Preference Factors of Apartment Brand)

  • 신한우;김대원;강경인;김광희
    • 한국건축시공학회지
    • /
    • 제8권1호
    • /
    • pp.77-82
    • /
    • 2008
  • In the housing market, the construction company started to recognize the importance of the brand power since 1998. Many brand names of apartment construction company have newly formed and many apartments are representative of the brands of construction company by quality of apartment construction and service after hand apartment over to owner with many other elements of their brands. According to these trends in the housing market, it should be also interested in improving the value of brand name in apartment construction. The former researches have been achieved several topics in only a specific target market about the distinction of apartment's plan, the examination of preference, and the satisfaction survey of inhabitants etc. But construction company don't have developed any available marketing strategy according to construction location and regional characteristics. Nowadays, they should be interested in improving the value of apartment brand. Therefore, this research was conducted by interviewing and surveying preference factor, which factors are considered by consumer when consumers purchase apartment house, to compare the two regions such as Metropolis and Cities. The purpose of this research is to provide the preference trend of apartment house in the future to construction company by comparing consumer's preference examination.

운전재활과 관련된 연구에 관한 고찰 (A Study of Research on Related Driving Rehabilitation)

  • 김보라;이현진
    • 대한통합의학회지
    • /
    • 제2권3호
    • /
    • pp.23-30
    • /
    • 2014
  • Purpose : The purpose of this study was to grasp the general status and trend of the driving rehabilitation research focusing on interested topics, study subjects, therapeutic approaches, study designs, etc. Methods : It targeted 18 papers published in the RISS (Research Information Service System) from 2000 to 2014, and performed a descriptive statistical analysis by classifying these papers to topics, study subjects, study forms, study designs, study fields, and researchers. Results : As a result of the analysis, for the study form in the driving rehabilitation field, the rate of experimental papers was 61.1%, the highest. Major study subjects turned out to be occupational therapists, the disabled, and the aged, in order. For the study quality and design, the rate of survey and non randomized-single experimental study, which correspond to stage IV, was the highest, and the general study quality was found to be low. For the study field, the rates of the roles and recognition of occupational therapists, evaluation on driving ability of the disabled, and institutional improvement and future measures were the highest, each of which being 16.7%. Conclusion : Through this study, major study subjects and study quality in the driving rehabilitation field could be grasped, and it could be found that for development of the driving rehabilitation field, higher quality researches on more various study subjects would be needed in the future.

물류 분야 학술지의 공저자 네트워크 및 연구주제 분석 (A Study on Co-authorship Network in the Journals of a Branch of Logistics)

  • 임혜선;장태우
    • 산업공학
    • /
    • 제25권4호
    • /
    • pp.458-471
    • /
    • 2012
  • In this study, we investigate the cooperative relationships between researchers who have co-authorship in the logistics-related journals in Korea by using social network analysis (SNA). We analyzed the co-authorship data of 781 articles published from 2005 to 2011 in four journals of 'Logistics Study', 'Journal of Korean Society of SCM', 'Korea Logistics Review' and 'Journal of Shipping and Logistics.' We examined the trend of cooperative research in the field of logistics with basic data of the co-authorship network. Then, we analyzed structural properties of the network and the sub-networks of research groups having co-authorship. We could verify the authors who play important roles within the network by using SNA indicators. In addition, we constructed the keyword networks based on the keyword data of all articles by research groups in order to understand the research topics of each group, and thereby we could draw several implications on the cooperative researches in the field of logistics.

Huge Direct Numerical Simulation of Turbulent Combustion-Toward Perfect Simulation of IC Engine-

  • Tanahashi, Mamoru
    • 한국전산유체공학회:학술대회논문집
    • /
    • 한국전산유체공학회 2008년도 학술대회
    • /
    • pp.359-366
    • /
    • 2008
  • Current state and perspective of DNS of turbulence and turbulent combustion are discussed with feature trend of the fastest supercomputer in the world. Based on the perspective of DNS of turbulent combustion, possibility of perfect simulations of IC engine is shown. In 2020, the perfect simulation will be realized with 30 billion grid points by 1EXAFlops supercomputer, which requires 4 months CPU time. The CPU time will be reduced to about 4 days if several developments were achieved in the current fundamental researches. To shorten CPU time required for DNS of turbulent combustion, two numerical methods are introduced to full-explicit full-compressible DNS code. One is compact finite difference filter to reduce spatial resolution requirements and numerical oscillations in small scales, and another is well-known point-implicit scheme to avoid quite small time integration of the order of nanosecond for fully explicit DNS. Availability and accuracy of these numerical methods have been confirmed carefully for auto-ignition, planar laminar flame and turbulent premixed flames. To realize DNS of IC engine with realistic kinetic mechanism, several DNS of elemental combustion process in IC engines has been conducted.

  • PDF

Huge Direct Numerical Simulation of Turbulent Combustion - Toward Perfect Simulation of IC Engine -

  • Tanahashi, Mamoru
    • 한국전산유체공학회:학술대회논문집
    • /
    • 한국전산유체공학회 2008년 추계학술대회논문집
    • /
    • pp.359-366
    • /
    • 2008
  • Current state and perspective of DNS of turbulence and turbulent combustion are discussed with feature trend of the fastest supercomputer in the world. Based on the perspective of DNS of turbulent combustion, possibility of perfect simulations of IC engine is shown. In 2020, the perfect simulation will be realized with 30 billion grid points by 1EXAFlops supercomputer, which requires 4 months CPU time. The CPU time will be reduced to about 4 days if several developments were achieved in the current fundamental researches. To shorten CPU time required for DNS of turbulent combustion, two numerical methods are introduced to full-explicit full-compressible DNS code. One is compact finite difference filter to reduce spatial resolution requirements and numerical oscillations in small scales, and another is well-known point-implicit scheme to avoid quite small time integration of the order of nanosecond for fully explicit DNS. Availability and accuracy of these numerical methods have been confirmed carefully for auto-ignition, planar laminar flame and turbulent premixed flames. To realize DNS of IC engine with realistic kinetic mechanism, several DNS of elemental combustion process in IC engines has been conducted.

  • PDF