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우리나라 주요 김 생산해역의 해수 및 물김에 대한 위생학적 평가
정상현,신순범,오은경,조미라,윤민철,이희정,손광태,Jeong, Sang Hyeon,Shin, Soon Bum,Oh, Eun Gyoung,Jo, Mi-Ra,Yoon, Min Chul,Lee, Hee Jung,Son, Kwang-Tae 한국수산과학회 2017 한국수산과학회지 Vol.50 No.4
Sanitary evaluation of seawater and Pyropia sp. laver collected from the five major laver growing areas in Korea was performed four times over the course of a year. The seawater quality in four of these five areas was regarded as the clean area according to Korean criteria, but the seawater at one investigation site in Seoheon area was found to exceed the standard for fecal coliform. In the bacteriological safety analysis of laver (raw source), the percentages of samples not conforming to Chinese criteria at the five sites were 55.6% (Seocheon), 70.0% (Shinan), 81.8% [Jindo (Haenam)], 63.6% (Wando), and 28.6% [Goheung (Jangheung)]. Pathogenic bacteria were not detected in all laver samples. The food safety of laver (raw source) based on heavy metal concentration was confirmed using Korean criteria; the concentrations of heavy metals in laver samples collected from the major laver growing areas were 0.008-0.632 mg/kg wet weight (ww) lead, 0.024-0.137 mg/kg ww cadmium, 0.908-2.892 mg/kg ww total arsenic, and 0.003-0.013 mg/kg ww total mercury. Therefore, pollution source management and periodic monitoring of heavy metals may be required to improve the food safety of laver produced in these laver growing areas.
변정현(Jung-Hyeon Byeon),정상현(Sang-Hyun Jeong),김지훈(Ji-Hun Kim),유정재(Jeong-Jae Yu),민관홍(Kwan-Hong Min),김광호(Kwang-Ho Kim) 한국정보기술학회 2011 Proceedings of KIIT Conference Vol.2011 No.5
본 논문에서는 P-type Si(100) 기판을 texturing 한 후 POCl3 diffusion법을 이용하여 n+영역을 형성, screen printing 법을 이용하여 상부전극은 Ag, 하부전극은 Al을 형성하였다. 제작된 cell의 상부표면은 효율을 증가시키기 위해 VF2-TrFE를 spin coating법을 이용하였다. 반사방지막을 증착하여 반사방지막용 cell을 제작하였으며 열처리 온도 변화에 따른 cell 효율을 solar simulator로 측정하였다. In this paper, P-type Si (100) substrate after texturing POCl3 diffusion method using an n + region forming, screen printing method using the upper electrode Ag, Al was formed on the lower electrode. The upper surface of the cell fabricated in order to increase the efficiency of VF2-TrFE spin coating method using the anti-reflective films and anti-reflection cell were fabricated and Annealed at various temperatures were measured in cell efficiency by solar simulator.