• Title/Summary/Keyword: 현세

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Isolation and Diversity of Yeasts from Fruits and Flowers of Orchard in Sinam-myeon of Yesan-gun, Chungcheongnam-do, Korea (충남 예산군 신암면 일대 과수원의 과일과 꽃들로부터 효모의 분리 및 분포 특성)

  • Hyun, Se-Hee;Lee, Jong-Guk;Park, Won-Jong;Kim, Ha-Kun;Lee, Jong-Soo
    • The Korean Journal of Mycology
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    • v.42 no.1
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    • pp.21-27
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    • 2014
  • Several kinds of yeasts from fruits and flowers of orchard in Yesan-gun of Chungcheongnam-do, Korea were isolated and identified by comparison of nucleotide sequences for PCR-amplified D1/D2 region of 26S rDNA using BLAST. Fourty eight yeast strains of twenty five species and one hundred eight yeast strains of fourty eight species were isolated from fruits and flowers of orchard in Sinam-myeon of Yesan-gun, Chungcheongnam-do, respectively. Among total one hundred fifty-six yeast strains, only sixteen species were overlapped from fruits and flowers.

Isolation and Diversity of Yeasts from Wild Flowers in Ulleungdo and Yokjido, Korea (경북 울릉도와 경남 욕지도 야생화들로부터 효모의 분리 및 종 분포 특성)

  • Hyun, Se-Hee;Min, Jin-Hong;Lee, Hyang Burm;Kim, Ha-Kun;Lee, Jong-Soo
    • The Korean Journal of Mycology
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    • v.42 no.1
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    • pp.28-33
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    • 2014
  • Various yeasts from wild flowers of Ulleungdo in Gyeongsangbuk-do and Yokjido in Gyeongsangnam-do, Korea were isolated and identified by comparison of nucleotide sequences for PCR-amplified D1/D2 region of 26S rDNA using BLAST. Forty eight yeast strains of twenty two species and sixty yeast strains of twenty five species were isolated from wild flowers of Ulleungdo and Yokjido, respectively. Only seven species were overlapped from the two different islands areas: Cryptococcus albidus, Cryptococcus laurentii, Metschnikowia reukafii, Pichia scolyti, Rhodotorula glutinis, Rhodotorula graminis and Rhodotorula mucilaginosa. Among forty species from two different islands, other thirty three species were restricted to specific collection site suggesting that each area has distinctive yeast flora.

Development of an Intelligent Hexapod Walking Robot (지능형 6족 보행 로봇의 개발)

  • Seo, Hyeon-Se;Sung, Young-Whee
    • Journal of the Institute of Convergence Signal Processing
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    • v.14 no.2
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    • pp.124-129
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    • 2013
  • Hexapod walking robots are superior to biped or quadruped ones in terms of walking stability. Therefore hexapod robots have the advantage in performing intelligent tasks based on walking stability. In this paper, we propose a hexapod robot that has one fore leg, one hind leg, two left legs, and two right legs and can perform various intelligent tasks. We build the robot by using 26 motors and implement a controller which consists of a host PC, a DSP main controller, an AVR auxiliary controller, and smart phone/pad. We show by several experiments that the implemented robot can perform various intelligent tasks such as uneven surface walking, tracking and kicking a ball, remote control and 3D monitoring by using data obtained from stereo camera, infrared sensors, ultra sound sensors, and contact sensors.

Isolation and Identification of Yeasts from Wild Flowers in Deogyu Mountain and their Physiological Functionalities (전라북도 덕유산 일대의 야생화에서 효모의 분리 동정 및 생리기능성)

  • Han, Sang-Min;Hyun, Se-Hee;Lee, Jong-Soo
    • The Korean Journal of Mycology
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    • v.43 no.1
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    • pp.47-52
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    • 2015
  • Several kinds of yeasts were isolated from wild flowers collected from Muju resort of Deogyu mountain in Korea and identified by comparison of nucleotide sequences of D1/D2 region of 26S rDNA using BLAST. Totally twenty-two strains of eight species were isolated and Cryptococcus magnus (9 strains) and Cryptococcus flavescenes (6 strains) were dominant species. The supernatant and cell-free extracts were prepared and their antioxidant activity, anti-gout xanthine oxidase inhibitory activity and whitening tyrosinase inhibitory activity were investigated. Anti-gout xanthine oxidase inhibitory activities of Sporobolomyces phaffii JS00583 and Rhodotorula graminis JS00581 were 40.4% and 39.1%, respectively and also was 36.1% whitening tyrosinase inhibitory activity in the supernatant of Cryptococcus magnus JS00570.

Characterization of PET Thick & Thin Yarns on the Spinning Speed and Over Feed Ratio (방사속도 및 공급률에 따른 PET 태세사(Thick & Thin yarn)의 특성)

  • Park Myung-Soo;Shin Hyun-Sae;Jeong Jin-Soo;Son Jun-Sik
    • Textile Coloration and Finishing
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    • v.18 no.3 s.88
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    • pp.42-48
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    • 2006
  • The aim of this work is to develop Thick-Thin polyester yarn(T-T yarn) with finer than 1 denier mono filament. The manufacture of T-T yarns were carried out in a draw-winder using 85d/72f PET filament with various spinning speed of 2700, 2900, and 3100 m/min, respectively. The structure and physical properties of T-T yarns with spinning speed and over feed ratio were examined by draw-winder processing the sample in $100^{\circ}C$ water for 20 min and drying in 120, 140, 160, and $180^{\circ}C$ of dry air for 20 min. The crystallinity, the birefringence and the initial elasticity modulus of T-T yarns increased with increased spinning speed of filament and the heat treatment temperature but at the temperatures higher than $140^{\circ}C$ the increased rates show a tendency to decrease. Moreover, the initial modulus and the tenacity of T-T yarns increased with decreasing the over feed ratio of filament and the those of T-T yarns decreases with increasing the heat treatment temperature. The shrinkage of T-T yarns decreased with decreasing spinning speed and increased over feed ratio of filaments. Consequently, the results indicate that the best T-T yarn under 1 denier was optimized from PET filament with spinning speed of 2700 m/min and over feed ratio of 0.67

Subjectivity toward Death among HIV-Positive Men (HIV 감염인 남성의 죽음에 대한 주관성)

  • Lee, Eun-Ju
    • Journal of Hospice and Palliative Care
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    • v.17 no.3
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    • pp.142-150
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    • 2014
  • Purpose: This study was to identify the attitude of Korean HIV (Human Immunodeficiency Virus)-positive men toward death. Methods: A Q-methodology was performed with 20 HIV-positive male individuals. Participants were asked to select and answer questions among a set of 40 Q-statements using a 9-point scale. The collected data were analyzed using the PC QUANL program. Results: Participants' attitudes toward death were categorized into four types. Type I was characterized by respect for life, type II by reality orientation, type III by pain evasion and type IV religious beliefs. Conclusion: It is necessary to develop an assessment tool and an intervention program for HIV-positive individuals.

Sea Level Fluctuation in the Yellow Sea Basin (황해 분지의 해수면 변동)

  • PARK, YONG AHN;KHIM, BOO KEUN;ZHAO, SONGLING
    • 한국해양학회지
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    • v.29 no.1
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    • pp.42-49
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    • 1994
  • A series of radiocarbon dating from intertidal, subtidal, and inner continental shelf deposits investigated along the west coast of Korea as well as from its offshore sea floor (namely, the eastern Yellow Sea Basin) how (1) the Holocene sea level rise, i.e., the ecstatic sea-level history during the oxygen isotope stage 1, and (2) pre-Holocene sea-level fluctuations during the oxygen isotope stages 2 and 3. Marine geophysical investigations in the Yellow Sea reported a possible development of desert and loses deposits due to dieselization under the cold and dry climate during the Last Glacial Maximum. The Kanweoldo deposit overlain unconformably by the Holocene intertidal deposits, which is mainly exposed along the tidal channels and intertidal flats in the Cheonsu Bay, the west coast of Korea, shows the characteristic cryogenic structure (cryoturbation). Such cryoturbation structure of the Kanweoldo deposit appears to indicate the cold and dry climate under the ecstatic sea-level paleoshoreline standing before and after of the pre-Holocene interstitial period (about 30000 y BP is suggested and its shoreline curve is constructed.

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Late Quaternary Sedimentation on the Continental Shelf off the South-East Coast of Korea -A Further Evidence of Relict Sediments- (韓半島 南東海域 大陸棚 海底에서의 第四期 後期의 推積作用)

  • Park, Yong-Ahn
    • 한국해양학회지
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    • v.20 no.3
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    • pp.55-61
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    • 1985
  • Two hundred suspended-matter samples were collected from the continental shelf off the southeast coast of Korea during September, 1981, March, 1982 and April 1983. Superficial bottom sediments on the shelf were also taken. Based on the alalyses of TSM distribution and concentration patterns, it is considered that finegrained suspended matters are restricted to nearshore-inner shelf showing a band or zone paralleling with coastal morphology. This fact suggests a limitation of "modern" fine grained sediments to a nearshore and inner shelf band. The sand deposits with the lower value of mud content (<5%) adjacent to the shelf break and on the outer shelf would probably be "relict" sediments (old beach sediments) deposited in response to a lower stand of sea level during the Pleistocene ice age. The transgression did little to alter the distribution of sand on the outer shelf in this particular study area. The progress of shore line was so rapid that a given locality was in the beach zone and subject to rapid longshore drift and extensive reworking only for a few years. Probably the most pronounced effect of the transgression was sorting of the sand, and at least partial winnowing out of the finer fractions.

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Understanding the Soteriology of the Film : Focusing on the 'The Human Complementation Project' (의 구원관 연구: '인류보완계획'을 중심으로)

  • Lee, Kil-Yong
    • Cartoon and Animation Studies
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    • s.19
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    • pp.1-16
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    • 2010
  • The purpose of this Paper is a studying the soteriology of the film 'The End of Evangelion'(1997). In many religions the human being is recognized as negative and defect existence, on this count human being needs the salvation. Therefor the word salvation implies the meaning of liberation or overcoming. On this point Christianity, Buddhism, and Islam are of one accord. The christianity sees the original sin as the human limits, and the buddhism points out the ignorance(無明, ajnana) of human being. The soteriology of the film 'The End of Evangelion' is similar to the above-mentioned religions. For that the terminology of 'the Human Complementation Project' is used in film. In many religions the salvation is fulfilled in this world, in other words 'now' and 'here' are emphasized fot the accomplishment of the salvation. In this point the film 'the End of Evangelion' stands on the same road with the other religions.

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Road Crack Detection based on Object Detection Algorithm using Unmanned Aerial Vehicle Image (드론영상을 이용한 물체탐지알고리즘 기반 도로균열탐지)

  • Kim, Jeong Min;Hyeon, Se Gwon;Chae, Jung Hwan;Do, Myung Sik
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.18 no.6
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    • pp.155-163
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    • 2019
  • This paper proposes a new methodology to recognize cracks on asphalt road surfaces using the image data obtained with drones. The target section was Yuseong-daero, the main highway of Daejeon. Furthermore, two object detection algorithms, such as Tiny-YOLO-V2 and Faster-RCNN, were used to recognize cracks on road surfaces, classify the crack types, and compare the experimental results. As a result, mean average precision of Faster-RCNN and Tiny-YOLO-V2 was 71% and 33%, respectively. The Faster-RCNN algorithm, 2Stage Detection, showed better performance in identifying and separating road surface cracks than the Yolo algorithm, 1Stage Detection. In the future, it will be possible to prepare a plan for building an infrastructure asset-management system using drones and AI crack detection systems. An efficient and economical road-maintenance decision-support system will be established and an operating environment will be produced.