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HYBRID VOLTERRA SYSTEM WITH TWO TYPES OF IMPULSES
Park, Jong-Seo,S.A. Belbas,Kim, Seon-Yu 晋州敎育大學校 科學敎育硏究院 2006 科學敎育硏究 Vol.29 No.-
본 연구의 목적은 충격을 받는 조건이 두 가지 유형과 다중 적분을 갖는 볼테라 적분 방정식의 어떤 특성을 포함하는 방정식의 색다른 부류를 조직적으로 확립하고 분석해 보고자 한다. 여기서 우리는 반복하는 방법에 의하여 주어진 조건의 적분방정식에 대한 해의 존재성과 유일성을 구조적으로 밝히는데 그 목적이 있다. 본 논문을 통한 발전적인 연구가 수행되면 여러 가지 자연현상을 모델화하여 적용함으로 인해 이론적인 부분뿐만 아니라 응용적인 면에서 아주 많이 적용될 것으로 생각되며 전자공학, 자동제어, 생물학, 의학 등의 다양한 실생활의 문제에 활용이 가능한 충분한 가치가 있으리라 생각한다. In this paper, we formulate and analyze a novel class of equations that contain some of the characteristics of Volterra intergral equations with multiple integrals and two types of impulsive terms. We will give a constructive proof of existence and uniqueness of solutions by an iteration method.
한국 정신장애의 역학 조사 연구[I] : 각 정신장애의 유병률
조맹제,함봉진,김장규,박강규,정은기,서동우,김선욱,조성진,이준영,홍진표,최용성,박종익,이동우,이기철,배재남,신정호,정인원,박종한,배안,이충경 大韓神經精神醫學會 2004 신경정신의학 Vol.43 No.4
Objectives : This study aims to estimate the prevalence of the DSM-IV psychiatric disorders in Korean population using the Korean version of Composite International Diagnostic Interview (K-CIDI). Methods : Subjects were selected by taking multi-stage, cluster samples of 7,867 adult household residents, 18 to 64 years of age, in ten catchment areas. Total 78 trained interviewers administered the K-CIDI to the selected respondents, from June 1 to November30,2001. Results : Total 6,275 respondents completed the interview. Some 33.5% of respondents reported at least one lifetime disorder, 20.6% reported at least one-year disorder, and 16.7% reported at least one-month disorder. The most common lifetime disorders were alcohol abuse/dependence (17.24%), nicotine dependence/withdrawal (11.19%), specific phobia (5.16%), and major de-pressive disorder (4.25%). The lifetime prevalence of substance abuse/dependence (0.25%) and schizophrenia (0.16%) was very low. Nicotine and alcohol use disorder showed very high male/female ratio. Mood disorder and anxiety disorder were more prevalent among female than male. Conclusion : The prevalence of psychiatric disorders was high. In comparison with other studies, remarkable differences in distributions of psychiatric disorders across the areas and times were observed.
한의진단명과 진단요건의 표준화 연구 III : 3차년도 연구결과 보고
최선미,양기상,최승훈,박경모,박종현,심범상,김성우,노석선,이인선,정진홍,이진용,김달래,임형호,김윤범,박성식,송태원,김종우,이승기,최윤정,신순식 한국한의학연구원 1997 한국한의학연구원논문집 Vol.3 No.1
The diagnostic requirements were suggested and explained regarding the systems of differentiation of symptoms and signs in the third year study of standardization and unification of the terms and conditions used for diagnosis in oriental medicine. The systems were as follows : - analyzing and differentiating of epidemic febrile disease - analyzing and differentiating in accordance with the Sasang constitution medicine based on four-type recognition - differentiation of disease according to pathological changes of Chong and Ren channels - standards for diagnosis of women's disease - standards for diagnosis of children's disease - standards for diagnosis of motor and sensor disturbance (-muscle. born, joint, etc.) - standards for diagnosis of neuropsychiatric disease - standards for diagnosis of five sense organ disease - standards for diagnosis of external disease The indivisual diagnosis pattern was arranged by the diagnostic requirements in the following order : another name, notion of diagnosis pattern, index of differentiation of symptoms and signs, the main point of diagnosis, analysis of diagnosis pattern, discrimination of diagnosis pattern, prognosis, a way of curing a disease, prescription, herbs in common use, disease appearing the diagnosis pattern, documents. The standards for diagnosis of each disease was arranged by the diagnostic requirements in the following order : another name, notion of disease, the main point of diagnosis, analyzing and differentiating of disease, analysis of disease, discrimination of disease, prognosis, a way of curing and prescription of disease, disease in western medicine appearing the disease in oriental medicine, documents.
대전광역시 월평공원과 전북 격포해수욕장 주변 야생화와 토양들로부터 야생효모의 분리 및 국내 미기록 효모들의 특성과 생리 활성
장지은 ( Ji-eun Jang ),박선정 ( Seon-jeong Park ),이종수 ( Jong-soo Lee ) 한국균학회 2021 韓國菌學會誌 Vol.49 No.1
This study aimed to isolate wild yeasts obtained from flowers and soil of the Wolpyung park, Daejeon city and Gykpo beach, Buan, Jeollabuk-do in Korea, and to further characterize previously unrecorded wild yeast strains. In total, 88 strains of 62 different species of wild yeasts were isolated from 75 samples obtained from the Wolpyung park. Among these, six strains of Trichosporon moniliiforme and four strains each of Papiliotrema flavescens and Candida melibiosica were isolated. Additionally, 39 strains of 30 different species of wild yeasts were isolated from 35 samples collected from the Gykpo beach. Among the 127 isolated wild yeast strains, 10 strains, including Apiotrichum porosum ASCM32-1, were previously unrecorded. All the 10 previously unrecorded yeasts were oval or global in shape, and three strains, including Candida athensensis WP4-90-3, formed spores. Three strains, including Vishniacozyma taibaiensis WP13-2, were halophilic yeasts which grew in 15% NaCl-containing YPD(yeast extract-peptone-dextrose) medium. Five strains, including C. athensensis WP4-90-3, showed 15% ethanol resistance. Cell-free extracts from Candida oleophila WP5-19-1 and Wickerhamomyces anomalus HO9-2 showed the highest β-glucuronidase inhibitory activity (49.0%) and neutrophil elastase inhibitory activity (38.4%), respectively.
모바일 환경에서 원격지 시스템의 고장 진단을 위한 로그 인덱싱
박근옥,윤병선,오인수,박병율,임종태 公州大學校 工學硏究院 生産技術硏究所 2003 論文集 Vol.11 No.-
We use the mobile client and confirm the service of a Remote Systems to the execution. The manager has the duty to manage the system to the stability. The log which the situation of a remote systems is recorded in the database. A remote systems to be managing uses the database. A remote system to be managing uses the log when the failure happens.
E. coli 과량발현을 통한 B형 간염 바이러스 preS1 유도체의 안정한 동위원소 N의 치환
박병관,김세하,한규훈,김선영,홍요정,이시형,한동설,김순종,박진구 木浦大學校基礎科學硏究所 1997 基礎科學硏究誌 Vol.15 No.-
We have used molecular biology technique to label the side chains and backbone of HBV preS1(1-56) with stable isotope (??) during E. coli over-expression and purified the protein to near homogeneity. The expression level of ?? labelled preS1(1-56) seems to be ∼15% of the total protein. to characterize the secondary structure of the labelled protein, circular dichroism was used. In different buffer conditions including pH 3.3 and pH 7.4 the protein seems to be devoid of any stable secondary structure probably suggesting that the N-terminal portion (preS1(1-56)) of HBV preS1 might be unstructured before binding to its target cells.
박혜연,전소분,김선아,정금선,조종기,송근호,이영원 충남대학교 수의과대학 동물의과학연구소 2004 動物醫科學硏究誌 Vol.12 No.-
A two years old intact female Minature Schnauzer was referred to the Veterinary Medical Teaching Hospital of Chungnam National University with an intermittent seizure by traffic accident. No specific finding was found by radiography and computer tomography (CT). Hematologic and blood chemical examination revealed that PCV (62.5%), BUN (72.6 mg/dl), CK (1769 U/l), ALT (169 U/l) and ALP (353 U/l) were increased. This dog was recovered by medical treatment.
박선종,박길문,강형선 조선대학교 생산기술연구소 1996 生産技術硏究 Vol.18 No.1
A new instantaneous unsteady flowmeter for hydraulic pipelines using cy lindrical chokes is studied experimentally. The instantaneous flowmeter is predicted in real time from measurement of pressure difference on both sides of cylinderical choke through the numerical operation of the transfer function between flowmeter and pressure drop. The sampling frequency can be set at 50Hz and 30Hz to maintain high response employing exclusive parallel operating circuits for multiplications and sums. Under unsteady laminar flow condition. the estimated flow rate waveforms are in good agreement with those measured by CCFM. Particularly. the dynamic response accuracy of the extrapolation method are experimentally investigaated in detail.