• 제목/요약/키워드: CHE

검색결과 1,125건 처리시간 0.025초

제주도 여대생의 의복행동과 가치관과의 상관연구 (A Study of the Relationship between Clothing Behaviors and General Values of Che-ju College Women.)

  • 정삼호
    • 한국의류학회지
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    • 제2권2호
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    • pp.261-267
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    • 1978
  • The purpose of this study was to investigate the relationship between clothing behaviors and general values of Che-ju college women. General values were measured by The Allport-Vernon-Lindzey Study of Value, which determines the relative prominence of six basic values. General clothing behaviors were assessed by statements dealing with interests in status symbol, fashion and practicality of clothing. Measures of attitudes toward blue jeans consists of: attitudes regarding practicality and youth symbol. In addition the possession, and frequency of wearing blue jeans were assessed. The sample consisted of 284 students in Che-ju college women, Korea. The data, collected by means of a self-administered questionnaire, were analyzed by correlations and t-tests. The results indicate that: 1) Economic value was positively related to the status symbol of clothing. 2) No correlation was found between political value and the fashion of clothing. 3) Social value was positively related to the practicality of clothing, however, no correlation was found between social value and attitudes regarding practicality of blue jeans. 4) Practicality attitudes toward blue jeans was positively related to the practicality of clothing, whereas youth symbol attitudes toward blue jeans was positively related to the fashion and the status symbol of clothing. 5) The groupth which had blue jeans had higher interest of fashion in clothing than the groupth which had no blue jeans.

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SONOS 구조를 갖는 멀티 비트 소자의 프로그래밍 특성 (Programming Characteristics of the multi-bit devices based on SONOS structure)

  • 안호명;김주연;서광열
    • 한국전기전자재료학회:학술대회논문집
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    • 한국전기전자재료학회 2003년도 하계학술대회 논문집 Vol.4 No.1
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    • pp.80-83
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    • 2003
  • In this paper, the programming characteristics of the multi-bit devices based on SONOS structure are investigated. Our devices have been fabricated by $0.35\;{\mu}m$ complementary metal-oxide-semiconductor (CMOS) process with LOCOS isolation. In order to achieve the two-bits per cell operation, charges must be locally trapped in the nitride layer above the channel near the junction. Channel hot electron (CHE) injection for programming can operate in multi-bit using localized trap in nitride film. CHE injection in our devices is achieved with the single power supply of 5 V. To demonstrate CHE injection, substrate current (Isub) and one-shot programming curve were investigated. The multi-bit operation which stores two-bit per cell is investigated with a reverse read scheme. Also, hot hole injection for fast erasing is used. Due to the ultra-thin gate dielectrics, our results show many advantages which are simpler process, better scalability and lower programming voltage compared to any other two-bit storage flash memory. This fabricated structure and programming characteristics are shown to be the most promising for the multi-bit flash memory.

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여성독거노인가구의 과부담 의료비 지출에 관한 연구 (The Financial Burden of Catastrophic Health Expenditure Among Older Women Living Alone)

  • 신세라
    • 가족자원경영과 정책
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    • 제23권1호
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    • pp.17-34
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    • 2019
  • Older women who live alone are among society's most vulnerable people, since they experience increased risk of multiple chronic diseases and have limited financial protection. This can lead older women living alone to catastrophic health expenditure(CHE), which is defined as a healthcare expenditure that exceeds a certain portion of a household's ability to pay. Using the Korean Longitudinal Study of Ageing(KLoSA), this study investigated the incidence of CHE among older women living alone and identified the factors related to this incidence. Applying health expenditure thresholds of 10%, 20%, 30% and 40% of ability to pay, the proportions of those with CHE were 41.3%, 22.9%, 14.6%, and 9.4%, respectively. Logistic regression models were used to identify factors related to CHE incidence, which include demographics, income, the number of chronic diseases, perceived health status, and health insurance type. The results show that the health care safety net in South Korea is insufficient for older women living alone. The findings can guide policymakers in improving healthcare and welfare policies to protect people from catastrophic payments. Particularly, welfare policies should be established for poor non-recipients who are not included within the benefits scope of the National Basic Livelihood Security System due to the unrealistic criteria of income recognition and family support obligation.

주체와 타자의 존재방식과 재현 양상 -이탈리아 이주문학을 중심으로- (Il riassunto Aspetto di ricomparsa e maniera d'essere di gli altri e il soggetto -sulla letteratura italiana della migrazione-)

  • 김희정
    • 이탈리아어문학
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    • 제32호
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    • pp.23-48
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    • 2011
  • Se siamo d'accordo la definizione di Deleuze e Guattari che la letteratura minore è la letteratura che costruisce una minoranza dentro la lingua maggiore, le scritture italofoniche sono la traduzione in pratica di un concetto della letteratura minore che fornisce modelli sostitutivi di espressione. Questa minoranza di bilingue, o più precisamente, multilingue autori e pratiche, acquisisce uno spazio dentro della cultura e la lingua italiana, che di conseguenza sono entrambi deterritorializzati. Lo stanziamento di italiano come lingua in cui sono scritti i testi italofonici richiede una pratica influenza linguistica e culturale. Questa ibridazione linguistica e letteraria riverbera la pluralità sociale presente nella moderna Italia, dove oltre un milione di immigrati provenienti da tutto il mondo vivono oggi. Questo collegamento tra il letterario e il sociale si diffonde il senso di deterritorializzazione linguistica per definire personificazioni di 'otherness', sia per i corpi degli immigrati stessi sia per la politica. I testi italofonici rapresentano contemporaneamente l'individuo e il collettivo, cioè, l'esperienza individuale e la vita delle comunità di immigrati.

Preliminary importance analyses on model for pH in the presence of organic impurities in the aqueous phase for a severe accident of a nuclear power plant

  • Yoonhee Lee;Yong Jin Cho
    • Nuclear Engineering and Technology
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    • 제56권6호
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    • pp.2079-2091
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    • 2024
  • In this paper, a model is developed for calculating pH in the presence of organic impurities due to dissolution of paint and/or continuous injection of organic impurities in the sump. The model is implemented in the AnCheBi code for the analysis of chemical behaviors of the iodine in the containment when the pH changes during a severe accident. Validation of the model is performed with P10T2 and P11T1 experiments carried out by AECL in Canada under the BIP project. Importance analyses of the pH calculation model in the AnCheBi code are then performed with the aforementioned experimental data via Latin hypercube sampling on the reaction coefficients, sensitivity analyses of AnCheBi, and calculation of the correlation coefficients between the reaction coefficients and figure of merits (the pH and the concentrations of the various iodine species). From the importance analyses, we provide the sensitivity of the pH calculation model to the change of pH and the concentrations of the various iodine species and the reaction coefficients related with the dominant phenomena underlying the change of pH and the concentrations of the species.

Research for Hot Carrier Degradation in N-Type Bulk FinFETs

  • Park, Jinsu;Showdhury, Sanchari;Yoon, Geonju;Kim, Jaemin;Kwon, Keewon;Bae, Sangwoo;Kim, Jinseok;Yi, Junsin
    • 한국전기전자재료학회논문지
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    • 제33권3호
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    • pp.169-172
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    • 2020
  • In this paper, the effect of hot carrier injection on an n-bulk fin field-effect transistor (FinFET) is analyzed. The hot carrier injection method is applied to determine the performance change after injection in two ways, channel hot electron (CHE) and drain avalanche hot carrier (DAHC), which have the greatest effect at room temperature. The optimum condition for CHE injection is VG=VD, and the optimal condition for DAHC injection can be indirectly confirmed by measuring the peak value of the substrate current. Deterioration by DAHC injection affects not only hot electrons formed by impact ionization, but also hot holes, which has a greater impact on reliability than CHE. Further, we test the amount of drain voltage that can be withstood, and extracted the lifetime of the device. Under CHE injection conditions, the drain voltage was able to maintain a lifetime of more than 10 years at a maximum of 1.25 V, while DAHC was able to achieve a lifetime exceeding 10 years at a 1.05-V drain voltage, which is 0.2 V lower than that of CHE injection conditions.

The Impact of Public Transfer Income on Catastrophic Health Expenditures for Households With Disabilities in Korea

  • Eun Jee Chang;Sanggu Kang;Yeri Jeong;Sungchan Kang;Su Jin Kang
    • Journal of Preventive Medicine and Public Health
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    • 제56권1호
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    • pp.67-76
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    • 2023
  • Objectives: Previous studies have reported that people with disabilities are more likely to be impoverished and affected by excessive medical costs than people without disabilities. Public transfer income (PTI) reduces financial strain in low-income households. This study examined the impact of PTI on catastrophic health expenditures (CHE), focusing on low-income households and households with Medical Aid beneficiaries that contained people with disabilities. Methods: We constructed a panel dataset by extracting data on registered households with disabilities from the Korea Welfare Panel Study 2012-2019. We then used a generalized estimating equation model to estimate the impacts of PTI on CHE. A subgroup analysis was carried out to assess the moderating effects of family income levels and health insurance types. Results: As PTI increased, the odds ratio (OR) of CHE in households that contained people with disabilities decreased significantly (OR, 0.92; 95% confidence interval [CI], 0.89 to 0.94; p<0.001). In particular, PTI effectively reduced the likelihood of CHE for low-income households (OR, 0.85; 95% CI, 0.81 to 0.89; p<0.001) and those who received medical benefits (OR, 0.78; 95% CI, 0.68 to 0.89; p<0.001). Conclusions: This study highlights the positive effect of PTI on decreasing CHE. Household income and the health insurance type were significant effect modifiers, but economic barriers seemed to persist among low-income households with non-Medical Aid beneficiaries. Federal policies or programs should consider increasing the total amount of PTI targeting low-income households with disabilities that are not covered by the Medical Aid program.

P-채널 플래시메모리의 온도에 따른 특성 변화 (P-channel flash memory characteristics with elevated temperatures)

  • 천종렬;김한기;장성준;유종근;박종태
    • 대한전자공학회:학술대회논문집
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    • 대한전자공학회 2000년도 하계종합학술대회 논문집(2)
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    • pp.52-55
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    • 2000
  • The temperature effects of programming speed and endurance characteristics in p-channel flash memory cell have been investigated. In the case of room temperature, the programming speed of p-channel flash memory by using BTB scheme is faster than that by using CHE scheme. However, endurance characteristics with BTB programming scheme is not better than that with CHE programming scheme. In the case of elevated temperature, CHE programming speed is reduced due the gate current degradation but BTB programming speed is enhanced due to the increasing of gate current. Finally, the endurance characteristics of both schemes are improved due to the reduction of gate oxide traps.

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제주도지방의 선사문화와 동굴${\cdot}$바위 그늘 주거지 (A preliminary study of prehistoric tunnel-dwelling sites and rock-shelters in Che-Ju Island, Korea)

  • 이청규;강창화
    • 한국제4기학회지
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    • 제1권1호
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    • pp.47-67
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    • 1987
  • 우리나라 구석기시대에 보편적인 것으로 알려진 동굴입구나 움푹 들어간 바위절벽밑의 바위그늘을 이용한 주거지 유적이 제주도 신석기시대 이후까지 상당한 기간 지속되었음이 발견되었다. 그러나 그후 청동기시대에서 철기시대에 이르러 이러한 주거지는 캠핑지역으로 변한 증거가 있다. 그런데 제주도에는 해안가와 하천에 따라 동굴입구 또는 용암턴넬이 많이 발달하여 화산도로서의 특징이 있으며 이들이 선사시대의 인류에 의하여 사용된 것이 특기할 만하다.

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안체환의 현미감정연구 (Microscopic Identification of the Chinese Patent Medicine 'An Che Whan')

  • 김정묘;김성령;박종희
    • 생약학회지
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    • 제37권3호
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    • pp.196-199
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    • 2006
  • 'An Che Whan(安滯九)' is a Chinese patent medicine which has been used for gastric ulcer and digestive disorder in Korea. It consists of 15 kinds of powdered crude drugs. In powdered crude drugs, it is hard to identify each component by chemical analysis or morphological examination. However, the method of identification of powdered crude drugs has not been clearly established. For the identification of individual crude drugs in such powdery mixtures, a microscopic method may be used conveniently as it requires only a small amount of specimens. In this study, it is demonstrated that the microscopic method is very effective fer the identification of the 15 crude drug ingredients in An Che Whan.