http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
북한산 국립공원 주변지역 사육견의 광견병 항체 분포조사
조성범 ( Seong Beom Cho ),박최규 ( Choi Kyu Park ),임홍규 ( Hong Gyu Rhim ),조미영 ( Mi Yeong Jo ),이달주 ( Dal Ju Lee ),이은동 ( Eun Dong Lee ),이정학 ( Jung Hak Lee ),이병동 ( Byung Dong Lee ) 한국동물위생학회 2001 한국동물위생학회지 (KOJVS) Vol.24 No.2
This study was conducted to investigate the prevalence rate for rabies antibody (PRRA) of dogs near the Pukhansan National Park and in some other districts in Seoul Metropolitan city. From April to July 2000, a total of 414 serum samples were taken from dogs for breeding (92), pet dogs (62), and unclaimed/stray dogs (62). Rabies virus antibodies were detected by neutralizing peroxidase-linked assay (NPLA). Of 414 sera tested, 145 (35%) were positive to rabies virus antibody. PRRA in Pukhansan National Park area and in the other districts of Seoul city were 34.8% and 35.4%, respectively. There was no significant difference in the prevalence rate between these two districts. PRRA in pet dogs, unclaimed/stray dogs, and dogs for breeding were 39.5%, 35%, and 27.2% respectively. PRRA in dogs from residential areas, apartments, animal hospitals, and farms were 32.5%, 60%, 35.3%, and 26.7% respectively. Especially, the dogs reared in apartments had a significantly higher seroprevalence (60%) than those in residential or farm areas. PRRA in less than 1 year, 1~<2 years, 2~<3 years, and over 3 years old dogs were 14.7%, 40.4%, 38.4%, and 53% respectively, and overall 35% in the dog population. In addition, we found that dogs less than 1 year of age had lower antibody prevalence than those over 1 year of age. It was concluded that enhancement of vaccination is important in the prevention of the rabies, and that rabies vaccines should not be less supplied than the population of the dog.
조병동(Byung Dong Cho),오흥국(Heung Kuk Oh),장명국(Myoung Kuk Jang),경태영(Tae Young Kyong),이종민(Jong Min Lee),김용범(Yong Bum Kim),김학양(Hak Yang Kim),박충기(Choong Kee Park),유재영(Jae Young Yoo) 대한소화기학회 1996 대한소화기학회지 Vol.28 No.2
N/A Background/Aims: Extrahepatic bile duct(EHBD) carcinoma is a rare tumor among the population of the world and accounts for less than 2% of cancers found at autopsy and about 10% of all biliary duct cancer. To identify the clinical characteristics associated with prognosis and the survival rate by treatment modalities, we reviewed 120 patients with extrahepatic bile duct carcinoma who were diagnosed at the Kangdong Sacred Heart Hospital of Hallym University from June 1987 to October l994. Methods: According to treatment modalities, these patients were divided into 50 cases of the operation group, 47 cases of the non-operative treatrnent group and 23 cases of the no treatment group. The survival rate of these three groups was analyzed according to Cutler-Ederer methods. Results: The most common symptom and sign were jaundice(85.8%) and hepatomegaly (57.5%). The most common site of tumor was the common hile duct(63.3%), followed by the hepatic duct bifurcation(25.8%), the common hepatic duct(9.2%), the cystic duct(0.8%) and tbe diffuse type(0.8%). The median survival was l0.7 months. The survival rate was 76.7% in 3 months, 68.4% in 6 months, 4l.6% in l year, 14.1% in 2 years, and 3.4% in 5 years. According to the treatment modalities, the median survival was l6.3 months in the operation group, 6.3 months in the non-operative treatment group, and 3.5 rnonths in no treatment group. Conclusions: The operation group had a better survival rate than the other group. We conclude that operation offers the best prognosis. The result of this study suggests that early diagnosis and operation prolong survival in these patients. Further studies of adjuvant chernotberapy and radiotapy wi]l be necessary to improve patients survival. (Korean J Gastroenterol 1996; 28:25] 259)
140,000kl $9\%$니켈강식 액화천연가스 저장탱크의 안전성 평가
이수경,양병동,Lee Su Kyung,,Yang Byung Dong, 한국가스학회 2004 한국가스학회지 Vol.8 No.3
This study is to assess the safety of the process facilities and fire fighting facilities for LNG storage tank which is the main facility in the LNG receiving terminal. The LNG storage tank(capacity : 140,000kl, type : aboveground, inner tank $9\%$ Ni steel plate, outer tank : prestressed concrete) was designed by foreign country up to now, but it has designed by domestic technology as the fifth in the world is under construction now. 본 연구는 천연가스 생산기지를 구성하는 설비 가운데 핵심설비라 할 수 있는 LNG 저장탱크의 설계 기술을, 세계에서 다섯 번째로 국내 기술로 설계를 완료하여 건설 중에 있는, OO 생산기지 LNG 저장탱크(용량 ; 14만kl, 형식 : 지상식, $9\%$ Ni강 내조 $\cdot$ Prestressed Concrete 외조) 1기에 대한 공정설비의 설계 적합성과 탱크 외벽에 대한 소화설비의 설계 적합성에 관하여 연구하였다.
ASTM D5470 방법으로 연강과 스테인리스강의 열전도도 측정시 열그리스의 영향
조영욱,한병동,이주호,박성혁,백주환,조영래,Cho, Young-Wook,Hahn, Byung-Dong,Lee, Ju Ho,Park, Sung Hyuk,Baeg, Ju-Hwan,Cho, Young-Rae 한국재료학회 2019 한국재료학회지 Vol.29 No.7
Thermal management is a critical issue for the development of high-performance electronic devices. In this paper, thermal conductivity values of mild steel and stainless steel(STS) are measured by light flash analysis(LFA) and dynamic thermal interface material(DynTIM) Tester. The shapes of samples for thermal property measurement are disc type with a diameter of 12.6 mm. For samples with different thickness, the thermal diffusivity and thermal conductivity are measured by LFA. For identical samples, the thermal resistance($R_{th}$) and thermal conductivity are measured using a DynTIM Tester. The thermal conductivity of samples with different thicknesses, measured by LFA, show similar values in a range of 5 %. However, the thermal conductivity of samples measured by DynTIM Tester show widely scattered values according to the application of thermal grease. When we use the thermal grease to remove air gaps, the thermal conductivity of samples measured by DynTIM Tester is larger than that measured by LFA. But, when we did not use thermal grease, the thermal conductivity of samples measured by DynTIM Tester is smaller than that measured by LFA. For the DynTIM Tester results, we also find that the slope of the graph of thermal resistance vs. thickness is affected by the usage of thermal grease. From this, we are able to conclude that the wide scattering of thermal conductivity for samples measured with the DynTIM Tester is caused by the change of slope in the graph of thermal resistance-thickness.
상온 진공 분말 분사공정에 의해 제조된 TiO<sub>2</sub> 광촉매 막의 두께변화에 따른 광촉매 특성
김근영,류정호,한병동,최종진,윤운하,이병국,박동수,박찬,Kim, Kun-Young,Ryu, Jung-Ho,Hahn, Byung-Dong,Choi, Jong-Jin,Yoon, Woon-Ha,Lee, Byoung-Kuk,Park, Dong-Soo,Park, Chan 한국세라믹학회 2008 한국세라믹학회지 Vol.45 No.12
$TiO_2$ is an environment-friendly semiconducting material, and it has photocatalytic and hydrophilic effect. There are a lot of reports on the photocatalytic characteristics of $TiO_2$, such as organic pollutants resolving, anti-bacterial, and self-purification material. In this paper, $TiO_2$ micron-sized powders were deposited on the glass by room temperature powder spray in vacuum process, so called aerosol deposition (AD), and nano-grained $TiO_2$ photocatalytic thin films were fabricated. The thickness of the films were controlled by changing the number of deposition cycle. Morphologies and characteristics of the AD-$TiO_2$ thin films were examined by SEM, TEM, XRD, and UV-Visible Spectrophotometer. As the thickness of $TiO_2$ films increased, surface roughness increased. By this increment, the reaction area between film and pollutant was enlarged, resulting in better photocatalytic property.
에어로졸 데포지션에 의한 이트리아 필름의 미세구조와 특성
이병국,박동수,윤운하,류정호,한병동,최종진,Lee, Byung-Kuk,Park, Dong-Soo,Yoon, Woon-Ha,Ryu, Jung-Ho,Hahn, Byung-Dong,Choi, Jong-Jin 한국세라믹학회 2009 한국세라믹학회지 Vol.46 No.5
Dense crack-free yttria film with 10 $\mu m$ thickness was prepared on aluminum by aerosol deposition. X-ray diffraction pattern on the film showed that it contained the same crystalline phase as the raw powder. Transmission electron microscopy revealed a nanostructured yttria film with grains smaller than 100 nm. Tensile adhesion strength between the film and aluminum substrate was 57.8 $\pm$ 6.3MPa. According to the etching test with $CF_4-O_2$ plasma, the etching rate of the yttria film was 1/100 that of quartz, 1/10 that of sintered alumina and comparable to that of sintered yttria.