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인식의 "모빌리티"의 이론과 실제: < 강남스타일 >의 패러디 하위문화의 분석을 근거로
권현석 ( Hyun Seok Kwon ) 세계음악학회 2016 음악과 문화 Vol.34 No.-
‘Mobility’ is a keyword that explains the central feature of contemporary societies constructed by technological revolution. Through their smart devices, today’s digital nomads move widely and fast. They transcend offline and online sectors, establish new social relationships, and show characteristic musical behaviour, as seen in the majority of surprise events held by various smart mobs. This paper aims to illuminate how dominant cultural identities are constructed among smart mobs, through a reexamination of a sub-culture of two parodies of Psy’s‘Gangnam Style’, ‘London Style’and ‘Piano Style.’ To this end, this research employs a‘mobile system’ approach and participant observation. A mobile system approach examines how ‘mobile’ music culture is motivated by a ‘mobile’ dominant identity, focusing on ‘bi-directional’ mobility of perception and three points of destination, departure, and a stopover in the sector of perception. With a mobile system approach, this study finds two facts. First, the ‘London Style’system was operated by the identity of Londoners based on that of the parody group and the ethos of world citizens. Fundamental was a sense of belonging to the parody group. It arrived at the glocal arrival point. In this place, they generated the remake‘London Style’, using local and communal cultural materials as well as the global original work. Second, central to the ‘Piano Style’ system was the leader who displayed the identity of a diasporic Korean based on that of a pianist alongside cosmopolitan ethos. In a similar way to the case of ‘London Style’, the ‘Piano Style’ system reached the glocal position. However, it produced‘Piano style’, a creative attempt beyond a remake, utilizing mainly the leader’s excellent performing techniques. This paper argues that, focusing on how glocal locations changed within the parody sub-culture, sub-global creative musical attempts gradually arose, while‘Gangnam Style’ was globally diffused. This contrast was made by ‘bi-directional’ mobility of the perception of today’s homo mobilis.
권영봉,정현석,김갑득,Kwon, Young Bong,Chung, Hyun Seok,Kim, Gap Deuk 한국강구조학회 2003 韓國鋼構造學會 論文集 Vol.15 No.2
벽체용 박판냉간성형 Lip-C-형강의 구조적인 거동에 관한 연구의 일환으로 횡하중을 받는 스터드 벽체의 휨강도에 관한 실험적인 연구가 수행되었다. 시험체는 3개 또는 4개의 Lip-C-형강 스터드 부재의 양단을 C-형강 트랙으로 고정하여 제작되었다. 실험의 주요 변수는 스터드 복부의 천공 여부, 보강채널(bridge channel)의 간격 및 개수 그리고 보강 채널의 고정 및 스터드 플랜지의 간격 유지용 특수 클립(Clip)의 개수 등이며, 스터드의 인장측 플랜지에 부착된 합판과 석고보드의 벽에 강도에 미치는 영향이 연구되었다. 실험에 의한 휨강도는 AISI시방서(1996)에 근거한 강도와 비교하였다. An investigation on the structural behavior of cold-formed steel lipped C-section stud for interior walls or partitions was carried out. This experimental research was carried out to study the ultimate and service load capacity of stud assemblies that are subjected to lateral loads. Each test specimen consisted of three or four lipped C-section studs and two C-section tracks that restrained both ends. The major factors considered in this experiment were the perforation on the web, the connection of the bridge channel and the special clip. The effect of the plaster board and the ply wood, which were attached to the tension flange on the flexural strength, was also investigated. Thereafter, the test strength capacities were compared with the nominal strength, based on the AISI Specifications (1996).
정석근,함준상,김동훈,안종남,채현석,유영모,장애라,권일경,이승규,Jeong, Seok-Geun,Ham, Jun-Sang,Kim, Dong-Hun,Ahn, Chong-Nam,Chae, Hyun-Seok,You, Young-Mo,Jang, Ae-Ra,Kwon, Il-Kyung,Lee, Seung-Gyu 한국축산식품학회 2009 한국축산식품학회지 Vol.29 No.4
Colostrum samples were collected from 36 dairy farms in Gyeonggi-do and one dairy farm in the National Institute of Animal Science (NIAS) for testing. Colostrum samples were analyzed for phisycochemicals (specific gravity, pH, titratable acidity), general components (fat, protein, lactose, total solid, solid non-fat (SNF)), fatty acids, amino acids, minerals, microflora, somatic cells, and Ig (Immunoglobulin). The first colostrum revealed the following data: fat contents were $6.16{\pm}2.39%$, proteins were $14.78{\pm}4.30%$, lactose $2.57{\pm}0.77%$, total solid $24.28{\pm}4.36%$, and SNF $18.12{\pm}4.08%$, whereas the 2nd (or $12^{th}$) colostrum revealed $5.56{\pm}1.76%$ fat, $3.46{\pm}0.41%$ proteins, $4.19{\pm}0.43%$ lactose, $13.90{\pm}1.76%$ total solid, and $8.34{\pm}0.81%$ SNF. Also, the first colostrum revealed the contents of major amino acids as 0.89% aspartic acid, 0.71% threonine, 0.86% serine, 1.75% glutamic acid, 0.64% valine, 0.95% leucine, 0.83% lysine, and 0.95% proline, and those in the 10th colostrum were 0.25% aspartic acid, 0.15% threonine, 0.19% serine, 0.59% glutamic acid, 0.19% valine, 0.35% leucine, 0.31% lysine, and 0.34% proine. Major amino acid contents rapidly decreased as milking times increased. In the first colostrum, the following mineral contents were observed: there were 2,168 ppm in Ca, 1,959 ppm in P, 914 ppm in K, 761 ppm in Na, 287 ppm in Mg, 1.7 ppm in Fe, 14.3 ppm in Zn, and 1.0 ppm in Cu; while in the 10th colostrum, the following ppm contents were 1,389 in Ca, 1,323 in P, 838 in K, 427 in Na, 131 in Mg, 1.0 in Fe, 4.7 in Zn, and 1.3 in Cu. The mineral contents in a colostrum rapidly decreased as milking times increased.
정석근,함준상,김동훈,안종남,채현석,유영모,장애라,권일경,이승규,Jeong, Seok-Geun,Ham, Jun-Sang,Kim, Dong-Hun,Ahn, Chong-Nam,Chae, Hyun-Seok,You, Young-Mo,Jang, Ae-Ra,Kwon, Il-Kyung,Lee, Seung-Gyu 한국축산식품학회 2009 한국축산식품학회지 Vol.29 No.4
The characteristics of Holstein colostrum according to the methods that were employed in processing it were analyzed in this study to improve its industrial utilization. Colostrum samples were collected from the dairy farm of the National Institute of Animal Science (NIAS). The milk fat, protein, lactose, and SNF contents of colostrum were 4.34, 6.99, 3.37, and 11.10%, respectively. The effects of spray drying, freeze drying, freezing, acidification, and inoculation of lactic-acid bacteria on the characteristics of colostrum were then compared. The freezing of colostrum was found to be proper for long-term storage in a farm. Freeze-dried colostrum powder could not meet the processing requirements and the component standards for animal products in terms of the total bacterial and coliform bacteria counts, but spray-dried colostrum powder could meet the microbiological requirements because of its bactericidal effect during the spray-dry treatment. The inoculation of lactic-acid bacteria showed a better inhibitory effect on coliform than the acidification treatment, but protein precipitation appeared because of the low pH and the high acidity. To estimate the effects of the processing methods employed on the IgG of colostrum, the IgG contents of the milk treated by long temperature long time (LTLT) ($65^{\circ}C$, 30 min), by inoculating the lactic acid bacteria starter, by spray drying, and by freeze drying were measured. The IgG contents of the colostrum were changed significantly by the processing treatment employed, from 53.98 mg/mLto 33.28, 34.82, 21.98, and 36.89 mg/mL, respectively.
성상유리체증이 있는 환자에서 야그레이저후낭절개술 후 발생한 실리콘 인공수정체 후면의 혼탁
선해정(Hae Jung Sun),오종록(Jong Rok Oh),권현석(Hyun Seok Kwon),이성진(Sung Jin Lee) 대한안과학회 2016 대한안과학회지 Vol.57 No.12
목적: 성상유리체증이 있는 환자에서 실리콘 인공수정체를 삽입한 후 야그레이저후낭절개술 이후에 인공수정체 후면의 혼탁이 발생한 1예를 경험하였기에 이를 보고하고자 한다. 증례요약: 76세 남자 환자가 좌안의 인공수정체 혼탁으로 의뢰되어 내원하였다. 환자는 7년 전 양안에 수정체유화술 및 인공수정체낭내삽입술을 시행 받았고 양안 모두 같은 종류의 실리콘 인공수정체를 삽입하였다. 3년 뒤 좌안의 후낭혼탁이 관찰되어 야그레이저후낭절개술을 시행 받았는데 세극등현미경 검사에서 후낭이 절개된 부위에 국한된 인공수정체 후면의 혼탁이 관찰되었다. 좌안의 인공수정체 교환술을 시행하였고 제거된 인공수정체를 주사전자현미경 및 X선 분광분석기로 분석하여 유리체와 맞닿아 있던 인공수정체 후면에서 표면에 국한된 결정들을 확인하였고 침착된 물질은 주로 칼슘과 인으로 구성되어 있었다. 이는 성상유리체증의 구성과 일치하는 결과를 보였다. 후낭절개술이 시행되지 않은 우안의 인공수정체는 정상이었다. 결론: 성상유리체증이 있는 경우 실리콘 재질의 인공수정체에서 후낭절개 후 표면의 석회화가 발생할 수 있어 백내장 수술 시 인공수정체의 선택에 참고해야 할 것이다. Purpose: In the present study, a case of posterior surface opacification of a silicone intraocular lens (IOL) in a patient with asteroid hyalosis (AH) is reported. Case summary: A 76-year-old male was referred to our clinic with IOL opacification in his left eye. The patient had uneventful cataract surgery 7 years prior with the same silicone IOL implanted in both eyes. Three years after surgery, posterior capsular opacity was observed in his left eye and neodymium:YAG (Nd:YAG) laser capulotomy was performed. After posterior capsulotomy, opacification of the IOL’s posterior surface was observed on slit lamp examination. IOL exchange was performed and the explanted IOL was analyzed using a light microscope and a scanning electron microscope with energy dispersive X-ray spectroscopy for elemental analysis of the deposits. The calcification was on the posterior surface of the IOL and composed mainly of calcium and phosphorus, the main components of AH. The right eye showed clear IOL with intact posterior lens capsule. Conclusions: Surgeons performing cataract surgery should consider the possibility of surface calcification of silicone IOLs in eyes with AH before IOL selection for implantation.