1,372 research outputs found

    Factors supporting and preventing academics from becoming lifelong learners

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    In present circumstances, it has become inevitable for individuals to continue obtaining new information and skills throughout their lives. Having learned to learn and information literate individuals are able to meet their learning needs both in career and personal terms by themselves. The important aspect is the individual feels the need to learn and knows how and where to meet these needs. Feeling those can be considered as the basic requirement to make efforts in order to meet them. However, the surrounding circumstances may support or prevent meeting these needs. Since the situation of being a lifelong learner will be examined based on the present working conditions, the study is designed as embedded multiple case study. Maximum variety is ensured in the study group by taking into account the various academic titles, gender, and fields of study. The interview form is developed based on the literature and revised according to the opinions of specialists. The data has been collected by doing individual interviews with academics and a content analysis has been performed. In conclusion of the analysis performed, such themes as the need to become lifelong learners, the factors supporting to become lifelong learners and the factors preventing from becoming lifelong learners have been reached. © 2018, Sciedu Press. All rights reserved

    Dynamic Discovery of Type Classes and Relations in Semantic Web Data

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    The continuing development of Semantic Web technologies and the increasing user adoption in the recent years have accelerated the progress incorporating explicit semantics with data on the Web. With the rapidly growing RDF (Resource Description Framework) data on the Semantic Web, processing large semantic graph data have become more challenging. Constructing a summary graph structure from the raw RDF can help obtain semantic type relations and reduce the computational complexity for graph processing purposes. In this paper, we addressed the problem of graph summarization in RDF graphs, and we proposed an approach for building summary graph structures automatically from RDF graph data. Moreover, we introduced a measure to help discover optimum class dissimilarity thresholds and an effective method to discover the type classes automatically. In future work, we plan to investigate further improvement options on the scalability of the proposed method

    Influence of Packaging Material and Storage Conditions on the Quality Attributes of Pressure-Assisted Thermally Processed Carrots

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    Poster Division: Engineering, Math, and Physical Sciences: 2nd Place (The Ohio State University Edward F. Hayes Graduate Research Forum)The influences of barrier properties of packaging materials and storage conditions on selected quality attributes of carrot samples processed by pressure-assisted thermal processing (PATP) were investigated. Baby carrots were packaged in three different pouches made of multilayer films (Nylon/EVOH/EVA, Nylon/EVA and MetPET/PE) and processed at 600 MPa and 110 °C for 10 minutes. Processed pouches were stored at 25 and 37 °C and withdrawn over 12 weeks of storage on a periodical basis and analyzed for color, β-carotene, and total mesophilic aerobic count. Oxygen transmission rates (OTR), water vapor transmission rates (WVTR), melting point and enthalpy of fusion of the packages were also evaluated. Scanning electron microscope images were utilized to document the impact of processing on the packages. Results showed that the chosen processing parameters resulted in shelf stability of processed carrots during 12 weeks storage at 25 and 37 °C. Packaging type, storage temperature and time significantly influenced (p < 0.05) product color and β-carotene content. Nylon/EVOH/EVA laminate pouch best preserved color and β-carotene. PATP increased OTR of the MetPET/PE, which might have caused considerable change in color and β-carotene content of carrot samples after 12 weeks storage. After 12 weeks of storage at 37 °C, Nylon/EVOH/EVA, Nylon/EVA and MetPET/PE lost 36, 100 and 100 % of β-carotene content, respectively. The red color of carrot samples was reduced by 20, 87 and 72 % for Nylon/EVOH/EVA, Nylon/EVA and MetPET/PE, respectively. Thermal analyses indicated a structural change in the packaging polymers following PATP treatment. In summary, our study demonstrated the importance of utilizing high barrier packaging material for preserving quality attributes of PATP-treated carrots.A one-year embargo was granted for this item

    Doğumunun 100. yılı dolayısıyla:Büyük yazar Musahipzade Celal

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    Taha Toros Arşivi, Dosya No: 135-Musahipzade Celalİstanbul Kalkınma Ajansı (TR10/14/YEN/0033) İstanbul Development Agency (TR10/14/YEN/0033

    Influence of Packaging Material and Storage Conditions on the Quality Attributes of Pressure-Assisted Thermally Processed Carrots

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    Poster Division: Engineering, Math, and Physical Sciences: 2nd Place (The Ohio State University Edward F. Hayes Graduate Research Forum)The influences of barrier properties of packaging materials and storage conditions on selected quality attributes of carrot samples processed by pressure-assisted thermal processing (PATP) were investigated. Baby carrots were packaged in three different pouches made of multilayer films (Nylon/EVOH/EVA, Nylon/EVA and MetPET/PE) and processed at 600 MPa and 110 °C for 10 minutes. Processed pouches were stored at 25 and 37 °C and withdrawn over 12 weeks of storage on a periodical basis and analyzed for color, β-carotene, and total mesophilic aerobic count. Oxygen transmission rates (OTR), water vapor transmission rates (WVTR), melting point and enthalpy of fusion of the packages were also evaluated. Scanning electron microscope images were utilized to document the impact of processing on the packages. Results showed that the chosen processing parameters resulted in shelf stability of processed carrots during 12 weeks storage at 25 and 37 °C. Packaging type, storage temperature and time significantly influenced (p < 0.05) product color and β-carotene content. Nylon/EVOH/EVA laminate pouch best preserved color and β-carotene. PATP increased OTR of the MetPET/PE, which might have caused considerable change in color and β-carotene content of carrot samples after 12 weeks storage. After 12 weeks of storage at 37 °C, Nylon/EVOH/EVA, Nylon/EVA and MetPET/PE lost 36, 100 and 100 % of β-carotene content, respectively. The red color of carrot samples was reduced by 20, 87 and 72 % for Nylon/EVOH/EVA, Nylon/EVA and MetPET/PE, respectively. Thermal analyses indicated a structural change in the packaging polymers following PATP treatment. In summary, our study demonstrated the importance of utilizing high barrier packaging material for preserving quality attributes of PATP-treated carrots.A one-year embargo was granted for this item

    Editorial - v5

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    Editorial

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    Editorial - v2

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