3,812 research outputs found

    Reactivity of biomass crop residues based on MEC and flame speed

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    There is increasing use of biomass powders as an alternative green energy source within the rural ennvironment of developing countries ad in full or partial replacement of coal in the more developed nations. However, biomass substances in pulverised form carry fire and explosion hazards due to their higher reactivity in comparison to coal [2]. The associated fire and explosion risks with the solid biomass dusts need to be accessed accurately to maintain the safe working environment [1]. In this work, corn cob and peanut shell powders that are the second generation biomass crop residues were tested for explosibility characteristics and combustion properties as a function of particle size distribution and their reactivities were compared to those of coal and other biomass substances

    BM-5102: Organizational Behavior: Reflective Critique Report

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    This is a Reflective Critique Report on the experiences of the author while undergoing the BM-5102: Organizational Behavior module for Master of Management under UBD

    "BM Auto" marketing opportunities in social media in Latvia

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    Bakalaura darba tēma ir „Uzņēmuma SIA „BM Auto” mārketinga iespējas sociālajos medijos Latvijā”. Šajā darbā autore sniedz informāciju par to, kā mārketinga aktivitātes sociālajos medijos veidot pareizi un kā tās pilnveidot. Bakalaura darba mērķis: izpētīt Latvijas uzņēmuma SIA „BM Auto” mārketinga iespējas sociālajos medijos. Lai šo mērķi sasniegtu, izvirzīti vairāki darba uzdevumi, kas īstenoti katrā no darba nodaļām: 1.Iegūt teorētisko bāzi par mārketinga un sociālo mediju attīstību un tendencēm; 2.Izanalizēt sociālo mediju lietotāju paradumus un uzņēmuma SIA „BM Auto” darbību sociālajos medijos; 3.Izstrādāt viena no uzņēmuma SIA „BM Auto” pārstāvētā „MINI” zīmola mārketinga pilnveidošanas plānu komunikācijai sociālajos medijos. Bakalaura darbs sastāv no trim nodaļām: Pirmajā nodaļā autore iegūst teorētisko bāzi par mārketinga attīstību un tendencēm, kā arī sociālo mediju attīstību un vidi Latvijā. Otrajā nodaļā autore apraksta darbā izmantoto metodoloģiju. Trešajā nodaļā, lai veiksmīgi izstrādātu SIA „BM Auto” Latvijā pārstāvētā „MINI” zīmola mārketinga pilnveidošanas plānu komunikācijai sociālajos medijos, tiek analizētas SIA „BM Auto” mārketinga aktivitātes sociālajos medijos 2011.gadā, tiek analizēti sociālo mediju lietotāju paradumi un intervēta uzņēmuma SIA „BM Auto” mārketinga direktore Diāna Gaidaša. Nobeigumā apkopoti secinājumi un izstrādāti priekšlikumi situācijas uzlabošanai. Darbā pielietotās pētniecības metodes: Bakalaura darbā izmantota kvalitatīvā pētniecības metode - daļēji strukturētā intervija, kā arī kvantitatīvā pētniecības metode - anketēšana. Autore izmanto abas minētās pētniecības metodes, lai secinājumi darba nobeigumā būtu precīzāki un daudzpusīgāki.The topic of this Paper is „“BM Auto” marketing opportunities in social media in Latvia”. The author of this paper gives information on how to properly build marketing activities in social media and how to improve them. The aim of this Paper: to analyze company’s “BM Auto” Ltd. marketing choices in the social media. To achieve this goal, a series of work tasks are proposed, and achieved in every chapter of this Paper: 1.To gain theoretical basis about marketing and the social media development and tendencies; 2.To analyze social media user habits, as well as company’s “BM Auto” Ltd. activities in the social media; 3.To work out marketing development plan for communication in the social media, for brand “MINI”, represented by company “BM Auto” Ltd. Bachelor thesis consists of three chapters: In the first chapter, author works out theoretical basis about marketing development tendencies, as well as development of the social media in Latvia. In the second chapter author describes used methodology. In the third chapter, to successfully work out a marketing development plan for communication in the social media for brand “MINI”, represented by company “BM Auto” Ltd., author has looked at company’s “BM Auto” Ltd. marketing activities in the social media in the year 2011, as well the author has looked at the social media user habits. Also, company’s “BM Auto” Ltd. marketing director Diāna Gaidaša was interviewed, for more precise information. In the last chapter, author summarizes conclusions and offers proposals to improve the situation. The research methods used in this Paper are: qualitative research method – semi-structured interview, and quantitative research method – survey. Author uses both research methods in order for the conclusions to be more precise and extensive

    Attributive Indiscernibility and the notion of BM-Spaces

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    In this paper, the author describes the concept of attributive indiscernibility and defines the notion of B-metric, discrete B-metric, and BM-spaces. The significance of B-metric and BM-spaces are discussed and consequently some of their characteristics are studied

    BM roadmapping approach: overcoming the barriers for the implementation of Lead Time Based Pricing

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    This research explores the factors that challenge the implementation of Revenue Management (RM) in manufacturing industries. Previous research focused mainly on Order Management to explain how RM could be applied with studies that are mathematical by nature. However, there is no empirical study explaining the implementation process of RM in manufacturing industries. This research adopts a differential approach and methodology which aims at filling the existing implementation gap. First, to avoid vagueness, the research proposes Lead Time based Pricing as the specific RM strategy to pursue. Then, the research focuses on creating a roadmap for the RM implementation. In order to create such roadmap, the research focuses on the field of Business Model Innovation (BMI). In this field, the research describes the BM ontology and BM roadmapping, tools which will be used for constructing the roadmap. It proposes to combines BM roadmapping with the BMI process to help facilitating the task of roadmapping and finally, upon the discovery issues hindering the real implementation of RM, the research identifies BMI barriers which are, afterwards, compared with the data collected to confirm its significance on the RM (specifically LTBP) case. With the assistance of Infineon Technologies, a semiconductor manufacturer, the research approach chosen is an instrumental case study with semi-structured interviews as a data collection methodology. The data is quoted, codified and analyzed with Atlas.ti 8.0 and the information is useful to pursue the realization of the BM roadmapping, giving answer to the main research question of this research. Management of Technology (MoT

    MiRNA-486 regulates angiogenic activity and survival of mesenchymal stem cells under hypoxia through modulating Akt signal

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    MicroRNA-486 (miR-486) was first identified from human fetal liver cDNA library and validated as a regulator of hematopoiesis. Its roles in regulating the biological function of bone marrow-derived mesnechymal stem cells (BM-MSCs) under hypoxia have not been explored yet. In this study, we demonstrated that exposure to hypoxia upregulates miR-486 expression in BM-MSCs. Lentivirus-mediated overexpression of miR-486 resulted in increase of hepatocyte growth factor (HGF) and vascular endothelial growth factor(VEGF) in both mRNA and protein levels. MiR-486 expression also promotes proliferation and reduces apoptosis of BM-MSCs. Whereas MiR-486 knockdown downregulated the secretion of HGF and VEGF and induced apoptosis of BM-MSCs. Furthermore, PTEN-PI3K/AKT signaling was validated to be involved in changes of BM-MSC biological functions regulated by miR-486. These results suggested that MiR-486 mediated the hypoxia-induced angiogenic activity and promoted the proliferation and survival of BM-MSCs through regulating PTEN-PI3K/AKT signaling. These findings might provide a novel understanding of effective therapeutic strategy for hypoxic-ischemic diseases. (C) 2016 Elsevier Inc. All rights reserved.National Program on Key Basic Research Project of China [2012CB518205]; National Natural Science Foundation of China [81573086, 81170460]SCI(E)[email protected]; [email protected]

    Superconductivity and ferromagnetism in BM5_{5}Se9_{9} (B = Al, Ga, Ge, Sn, Sb; M = V, Nb, Ta)

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    An original process allows the dissolution of some intermetallic A15 phases in lamellar metallic diselenides. Thus exists a new derivative family BM5_{5}Se9_{9} obtained from 2H-NbSe2_{2}, 2H-TaSe2_{2} and 1T-VSe2_{2}. In addition to the “AA-BB” or “AB-AB” stacking modes, another part played by the matrix is underlined : if it possess a metal excess, it changes the properties and leads to formation of new phases, and the entities issued from A15 dissolution determine the properties through a synergy between them and the matrix . The phases GaNb5_{5}Se9_{9}, SbNb5_{5}Se9_{9}, (Ge/Al)Nb5_{5}Se9_{9}, SnNb5_{5}Se9_{9} and SnNb0.5_{0.5}Ta4.5_{4.5}Se9_{9} are superconductors whereas GaV5_{5}Se9_{9} is ferromagnetic. Compounds presented in this work are not multi-layer systems but rather, they are hybrid and mesoscopic materials
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