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Postgraduate Students’ Use of E-Resources in Nigerian University Libraries: What is the Influence of User Education?

  • Abubakar, Daniel;Adetimirin, Airen
    • Journal of Information Science Theory and Practice
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    • v.4 no.3
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    • pp.43-56
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    • 2016
  • Introduction. Inadequate methods for acquiring user education could affect the level of library user education possessed by postgraduate students, and ultimately influence the purposes of their usage of e-resources provided in their university libraries. Despite the global acceptance that e-resources are contributing to postgraduate student’s research work, however, it has been documented that there is low use of e-resources in university libraries in Nigeria among postgraduate students. This drift could have negative consequences on their overall development. Therefore, this study determined how influential library user education is on the use of e-resources by postgraduate students in Nigerian university libraries.Methods. A survey research design and multi-stage sampling technique was adopted to select 2,726 from 54,578 postgraduate students from four faculties in 16 federal conventional universities in Nigeria. The data set was collected using a questionnaire and an interview schedule for e-resources librarians/system librarians and was analysed using percentage and Pearson’s product moment correlation.Results. The majority of the students were at the Master’s level (57.5%). The gender shows a ratio of 59.0% male and 41.0% female. Most Nigerian students enrol for postgraduate programmes in their thirties ‘30-39’ years. The use of e-resources by the postgraduates was low (weighted average of 2.45). The relationship between level of library user education and postgraduate students’ use of e-resources was positive, slightly strong, and significant (r = 318; df = 2284; p< .05).Conclusion. User education has positively inclined postgraduate students to the use of e-resources in their libraries. Therefore, libraries should employ all methods for acquiring user education for postgraduate students.

The Effect of Perceiver's Attitude on Male Impressions. (관찰자의 의복태도가 의복착용자의 인상에 미치는 영향)

  • 남미우;강혜원
    • Journal of the Korean Society of Clothing and Textiles
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    • v.20 no.2
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    • pp.241-256
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    • 1996
  • The purposee of this study was to identify the effect of perceiver's clothing attitude on male impressions created by the clothing cues and contexts. In addition, the effect of perceiver's evaluations of clothing appropriateness on male impressions. The subjects consisted of 256 male undergraduate students and 256 middle aged men. The experimental materials developed for this study were a set of stimuli and response scales. The stimuli were 8 color Photographs of drawings of a male figure in clothing which were minipulated in two levels, each of three clothing cues including type, style and color. The experimental design was full factorial design of 2(contexts$\times$clothing types$\times$clothing style$\times$clothing color). Each of the 16 sub-samples includes 16 subjects from the two perceiver group. Questionnaires used to measure perceivers responses to the stimuli were 7-point semantic differential scales composed of 37 bipolar adjectives representing personal traits. Four aspects of clothing attitude(fashion interest, status symbols consiousness, clothing conformity, practicality & comfort)were used to classify subjects into groups of 20 five-point likers type questionnaires adapted from the previous research. Clothing appropriateness were developed 5 point likest scales for evaluation of a stimulus person in each context. The data was processed by factor analysis, ANOVA, multiple classification analysis, Duncan's multiple range test, cluster analysis, MANOVA and pearson's product moment correlations. The major findings drawn from this study were as follows: 1. Perceiver's clothing attitude influenced impression formed by the social contexts and clothing crises. In three groups classified by their clothing attitude, the status symbol-oriented group was most affected by the social contexts and clothing cues. 2. Perceiver's evaluation of clothing appropriateness was related with impressions by a stimulus person. In summary the effect of contexts and clothing cues on impression formation varied according to perceiver's clothing attitude and clothing approopiateness.

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A Study on the Current Trend of Special Exhibition Home and Abroad (국내.외 전문전시 동향에 관한 고찰)

  • 손유찬
    • Archives of design research
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    • v.4 no.1
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    • pp.61-73
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    • 1991
  • The exhibition activity that a company is rendering to their consumers for the purpose of advertisement, sales promotion and enhancement of company inage get more and more internationalized and specialized. A company is changing from mass production system to small quantity production of various kinds to meet consumer's individualization and differentiation. Also, a company is experiencing a major change in their marketing strategy. As the society is entering on Information Age, the contents that a company intends to give consumer may be different individually. If a consumer is informed wrong information of the goods, a company needs a place to meet consumer face to face where the consumer feels and understands the substance of the goods. This is the current characteristics of Exhibition Media. Based on the result of the current Special Exhibition home and abroad along with background and characteristics of special Exhibition, this study sets a following task reflecting the general trend of social, cultural and economic atmosphere. First, Current Exhibition Industry will be diversified into more Specialized Exhibition, while our Exhibition Industry is very shaky under severe international competition. Also, Exhibition Plan that involves with architecture, interior, graphic, industrial design and advertisement, etc., needs international competitiveness while enhancing identity of Exhibition Plan along with comprehensive marketing strategy in the future. Second, Among most of the local special Exhibitions which invite the general public are normally invited for company public relation contrary to those of U.S.A. and Europe. This signifies of our industrial and social structure's by-product. As the future exhibition become Information Com$$\mu$ication Exhibition which requires specialized technical explanation, the correct description of the goods should be set as a Judgement basis of Exhibition Plan. Third, In parallel with increase of the Exhibition, the equipment expenses of a company goes up continuously. In view of this, a study $$\mu$t be oriented for re-use and curtailment of expenditure of those equipment. Also, as the use of Assembly System B on the rise as a result of diversification of special Exhibition, a study on the development of new material & design for Exhibition Equipment only B required.

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Research on the Actual Condition of Shape and Make-up of Peanut-Shaped Cloth Diaper for Baby on Market (시판중인 유아용 땅콩기저귀의 형태와 구성에 관한 실태조사)

  • Lee, Jung-Soon;Han, Gyung-Hee;Koo, Mi-Ran
    • Journal of Fashion Business
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    • v.15 no.4
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    • pp.122-134
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    • 2011
  • The peanut-shaped cloth diaper has cut uncomfortable crotch region off the square-shaped cloth diaper into a peanut-shape, and finished the edge by bias with multi-layers of fabric. This study has the purpose on providing the basic data for designing the peanut-shaped cloth diaper. For this purpose, the peanut-shaped cloth diapers on market were collected and analyzed by their shape and size, and also the patterns and differences in making were compared. 26 products from 17 brands were collected as samples. The analysis factors are the shape and size of the peanut-shaped cloth diaper, and characteristics and patterns in making. Among the samples, only 3 diapers were straight-shaped; the rest of them were peanut-shaped. The size difference between the big and small peanut-shaped cloth diapers was very large; the total length of the small one was 36.5cm-39cm which was very common, and the total length of the big one was more than 44cm. All diapers had longer width in the back than the front. The width of the front and back was different for each sample, therefore, it seemed to have some difficulties to set the standard. The peanut-shaped cloth diaper had different make-up depending on its characteristics including. absorbance, washing and drying. It was usually made by cotton woven of diamond jacquard or knit, and finished the edge by woven bias or knit bias. The peanut-shaped cloth diapers were various including a sheet of diaper, two sheets of diapers fixed with velcro, three sheets of diapers, and etc. For the patterns of the diapers, only two samples out of all had three dimensional shape, and the rest were produced using flat shape. There were no distinction between the diapers of girls and boys. Therefore, it is necessary to make the product based on scientific data about the peanut-shaped cloth diaper.

Investigation on the Actual State of Temperature Control in the Raw Meat Distributing Chain for Chilled Beef (쇠고기 포장육의 냉장유통을 위한 국내 유통망의 온도관리 실태 조사)

  • 이근택;이국종;이창성;정구용
    • Food Science of Animal Resources
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    • v.18 no.4
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    • pp.322-331
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    • 1998
  • Good temperature control in the chill chain is imperative for maintaining safety and quality of the fresh meat. Therefore, the actual state of temperature or relative humidity histories of fresh meat product from carcass chill room to retail shop and the temperatures of chill and freezing rooms at local butcher shops were monitored by means of data loggers. The relative humidity and air temperature in carcass chill room were between 86 and 98%, and -3 and 0$^{\circ}C$, respectively. The surface temperatures of boxed beef measured in winter, when the outside air temperature was measured between -2 and -5$^{\circ}C$, were recorded between 1 and 3$^{\circ}C$, although transport vehicle switched off the chilling unit during transportation, However, the inside temperatures of chill transport vehicle measured in summer, when the transport time was prolonged to maximum 8 hrs, were raised to 10 to 15$^{\circ}C$, in worst case up to 25$^{\circ}C$. In that case, however, the inside temperature of boxed beef was maintained generally lower than 5$^{circ}C$ as the loading and unloading were finished within 30 min. The storage temperatures for meat in the subfreezing room, at which the butcher shops in local market are used to set to facilitate the thin slicing of meat, were measured between -2 and -8$^{\circ}C$. Furthermore, the temperatures of storage room for vacuum packaged meat in the chilled meat retail shops were maintained generally between 0 and +2$^{\circ}C$.

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Teucrium polium L. Improved Heart Function and Inhibited Myocardial Apoptosis in Isolated Rat Heart Following Ischemia-Reperfusion Injury

  • Mahmoudabady, Maryam;Talebian, Faezeh Sadat;Zabihi, Narges Amel;Rezaee, Seyed Abdolrahim;Niazmand, Saeed
    • Journal of Pharmacopuncture
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    • v.21 no.3
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    • pp.159-167
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    • 2018
  • Objectives: Myocardial reperfusion is the only logical cure for ischemic heart disease. However, ischemic-reperfusion (I/R) injury is one of the underlying factors facilitating and accelerating the apoptosis in the myocardium. This study set to investigate the impact of Teucrium polium (TP) hydro-alcoholic extract on I/R induced apoptosis in the isolated rat heart. Methods: Isolated rat hearts were classified into six groups. The control samples were subjected to 80 min of perfusion with Krebs-Henseleit bicarbonate (KHB) buffer; in control-ischemia group, after primary perfusion (20 min) the hearts were exposed to global ischemia (20 min) and reperfusion (40 min). Pretreated groups were perfused with $500{\mu}M$ of vitamin C and various TP concentrations (0.5, 1, 2 mg/ml) for 20 min, and then the hearts were exposed to ischemia and reperfusion for 20 min and 40 min, respectively. Cardiodynamic parameters including rate pressure product (RPP), heart rate (HR), the maximum up/down rate of left ventricular pressure (${\pm}dp/dt$), left ventricular developed pressure (LVDP), and coronary artery flow (CF) were achieved from Lab Chart software data. The Bax and BCl-2 gene expressions were measured in heart samples. Results: Hearts treated with TP extract and vit C represented a meaningful improvement in cardiac contractile function and CF. The overexpression of Bcl-2, downregulation of Bax, and improvement of apoptotic index (Bax/Bcl-2) were observed in pretreated TP extract and vit C hearts. Conclusion: The TP extract was found to ameliorate the cardiac function in the reperfused myocardium. Also, it can hinder apoptotic pathways causing cardioprotection.

Eunsa Memorial Science Museum and Colonial Science Technology (은사기념과학관(恩賜記念科學館)과 식민지 과학기술)

  • Jung In-Kyung
    • Journal of Science and Technology Studies
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    • v.5 no.2 s.10
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    • pp.69-95
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    • 2005
  • Eunsa Memorial Science Museum is a political space to justify ruling colony. Japanese imperialism made use of science museum in ruling colony under the cloak of propagating science thoughts. The science museums made it natural to rule the inferior Joseon(Korea) by bring the concept of 'Great Science Empire' into relief. The exhibition, lecture, experiment and science movies propagated those colonial ruling ideology. This transplantation of the colonial science museumraised the following problems. First, the science museum was used as means for the propagation of political power. All the aspects of the architecture, exhibition, and operation of the colonial science museum propagated and supported the direction of political authority, and furthermore planted a rosy phantasm of 'Development' and 'Progression' into the colony. Second, The science technology of science museum was treated as 'Result' and 'Instrument'. Japanese imperialism denied that the science is a historical and cultural staple product; it instilled only the 'Instrumental Rationality' in the colony. Third, the science technology dealt in the colonial science museum was below the level. What they educated and set forth as domestic science was to cultivate the laborers people for the political power by internalizing modernistic discipline.

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Optimal Parameter Design for a Cryogenic Submerged Arc Welding(SAW) Process by Utilizing Stepwise Experimental Design and Multi-dimensional Design Space Analysis (단계적 실험 설계와 다차원 디자인 스페이스 분석 기술을 통한 초저온 SAW 공정의 최적 용접 파라미터 설계)

  • Lee, Hyun Jeong;Kim, Young Cheon;Shin, Sangmun
    • Journal of Korean Society for Quality Management
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    • v.48 no.1
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    • pp.51-68
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    • 2020
  • Purpose: The primary objective of this research is to develop the optimal operating conditions as well as their associated design spaces for a Cryogenic Submerged Arc Welding(SAW) process by improving its quality and productivity simultaneously. Methods: In order to investigate functional relationships among quality characteristics and their associated control factors of an SAW process, a stepwise design of experiment(DoE) method is proposed in this paper. Based on the DoE results, not only a multi-dimensional design space but also a safe operating space and normal acceptable range(NAR) by integrating statistical confidence intervals were demonstrated. In addition, the optimal operating conditions within the proposed NAR can be obtained by a robust optimal design method. Results: This study provides a customized stepwise DoE method (i.e., a sequential set of DoE such as a factorial design and a central composite design) for Cryogenic SAW process and its statistical analysis results. DoE results can then provide both the main and interaction effects of input control factors and the functional relationships between the input factors and their associated output responses. Maximizing both the product quality with high impact strength and the productivity with minimum processing times simultaneously in a case study, we proposed a design space which can provide both acceptable productivity and quality levels and NARs of input control factors. In order to confirm the optimal factor settings and the proposed NARs, validation experiments were performed. Conclusion: This research may provide significant contributions and applications to many SAW problems by preparing a standardization of the functional relationship between the input factors and their associated output response. Moreover, the proposed design space based on DoE and NAR methods can simultaneously consider a number of quality characteristics including tradeoff between productivity and quality levels.

A Study on a 3-Dimensional Positioning System over Indoor Wireless Environments (실내 무선 환경에서 3차원 위치 추적 시스템에 관한 연구)

  • Kang, Byeong-Gwon;Choi, Sung-Ja;Kim, Gui-Jung;Park, Yong-Seo
    • Journal of Digital Convergence
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    • v.12 no.11
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    • pp.273-279
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    • 2014
  • In this paper, we propose a novel algorithm for three dimensional positioning system and implement a system over indoor wireless channel. A commercial modules are used for mobile and fixed nodes which are product of German company Nanotron Co. This module adopts chirp spread spreading scheme as modulation method to improve the ranging resolution and the module satisfies the IEEE standard 802.15.4a. The distance computation is based on received signal strength(RSS) levels and trilateration method. A testbed was set up to measure and compare the positioning estimation error of the proposed algorithm. The experiments results showed that the accuracy of location estimation was sufficiently good as much as 1m distance error in a wireless environment in an office building.

Influence of consumer attitudes toward fashion art marketing on purchase intention (패션 아트마케팅에 대한 소비자 태도가 구매의도에 미치는 영향)

  • Park, Ji hye;Hwang, Choon Sup
    • The Research Journal of the Costume Culture
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    • v.23 no.3
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    • pp.353-367
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    • 2015
  • This study analyzed consumers' awareness, preference levels, and effect expectations in relation to fashion art marketing according to the types of such marketing (collaboration between fashion and art in fashion products, called product collaboration; sponsorship for art foundation; artist sponsorship; collaboration for the design of a space/store/display; ad/promotional film collaboration). The study also investigated the influence of consumers' attitudes toward fashion art marketing with respect to purchase intention. The study was implemented through a descriptive survey method. The sample consisted of 342 men and women between the ages of 20 and 45. The data were analyzed by factor analysis, one-way ANOVA, and multiple regression analysis. The results revealed that there are significant differences in consumers' awareness and effect expectations in relation to fashion art marketing according to the types of fashion art marketing activities. While no differences were found in preference levels according to the type of fashion art marketing, all the types of art marketing showed overall high levels of preference. The collaboration between fashion and art in fashion products, which had the highest awareness, also showed the highest expected effect. In all the types of fashion art marketing, consumers' attitudes had a significant influence on purchase intention. In cases of sponsorship for an art foundation, artist sponsorship, collaboration for the design of a space/store/display, and ad/promotional films, consumers' effect expectations had the most significant influence on purchase intention, followed by preference and awareness level. These results could be used to provide appropriate proposals to fashion brands when they plan to set up an art marketing strategy.