854 resultados para modes of transport


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Antikens judiska bibeltolkare hade ett annorlunda sätt att läsa Bibeln än den som moderna läsare är vana vid. Dessa tidiga exegeter tänkte att texten som nu finns i den hebreiska Bibeln, de kristnas Gamla Testamente, är helig ordagrant i den form som den fanns i under deras tid, att den inte innehåller några fel, och att Gud har en övergripande plan gällande helheten, så att man vid behov kan förklara ett Bibelställe med hjälp av ett annat. Dessa antaganden reflekteras i det sätt på vilket antikens exegeter läste och tolkade sin Bibel. Det här ser man då man läser deras texter, från 400-talet före vår tideräknings början till de första århundradena enligt vår tideräkning. Ett verktyg som antikens skrifttolkare ofta använde var den så kallade gezera shava -metoden, där de jämförde identiska ord och fraser i Bibeln för att skänka belysning åt oklara textställen. Hebreiskan, särskilt den ovokaliserade konsonanttexten, innehåller många homonyma ord, alltså ord som ser likadana ut men har olika betydelser. De tidiga exegeterna utnyttjade ofta de möjligheter till alternativa tolkningar som uppstår ur denna tvetydighet. Ibland kunde de dock tvärtom också dra paralleller ur kontextuella likheter, alltid efter behov. I denna avhandling står dessa tidiga anonyma bibeltolkare och deras tolkningar i fokus. Malakis bok, som härstammar från ca år 475 f.v.t., kan ses som ett viktigt tidigt exempel på denna tendens till nytolkning av traditioner. Boken själv har dock också blivit föremål till nytolkningar, redan i de tilläggsverser som finns i dess slut, men särskilt i senare judisk litteratur och i Nya Testamentet. I avhandlingen granskas de fem bibliska gestalter som nämns i Malaki: Jakob, Esau, Levi, Mose och Elia. Hur används de i boken och hur har senare traditioner som anknyter till dem influerats av Malaki? ------------------------------------------------ Antiikin juutalaiset raamatunselittäjät lukivat Raamattua eri tavoin kuin moderni lukija. Heidän näkemyksensä mukaan se teksti, joka nykyään löytyy heprealaisesta Raamatusta eli kristittyjen Vanhasta testamentista, oli pyhä juuri sellaisessa muodossa, jossa se oli heille välittynyt. Se oli virheetön, ja Jumalalla oli siitä kokonaisnäkemys, joka voisi selvitä myös tulkitsijalle, kun tämä vain tutkisi tekstiä riittävän tarkkaan. Nämä perusoletukset näkyvät tavassa, jolla antiikin eksegeetit lukivat ja tulkitsivat Raamattuaan. Se voidaan huomata heidän jälkeensä jättämistään teksteistä, alkaen noin 400-luvulta ennen ajanlaskumme alkua ja jatkuen ajanlaskumme ensimmäisiin vuosisatoihin. Antiikin raamatunselittäjät käyttivät yleisesti muun muassa metodia, joka rabbiinisessa kirjallisuudessa tunnetaan nimellä gezera shava. Raamatussa kahdessa tai useammassa kohtaa esiintyviä samoja sanoja ja ilmauksia verrattiin tällöin toisiinsa ja pyrittiin siten saamaan valaistusta epäselvinä pidettyihin tekstinkohtiin. Heprealle, etenkin sen vokalisoimattomassa muodossa, on tyypillistä homonyymisyys. Samannäköiset sanat voivat eri yhteyksissä tarkoittaa eri asioita. Varhaiset eksegeetit päätyivät usein tästä ilmiöstä nouseviin, keskenään vaihtoehtoisiin tulkintoihin. Toisaalta he saattoivat myös tarvittaessa selittää tekstinkohtaa toisella tekstinkohdalla ainoastaan näiden sisällöllisenkin yhtäläisyyden perusteella. Tässä väitöstutkimuksessa tarkastellaan näitä varhaisia, meille nimettömiksi jääneitä raamatunselittäjiä ja heidän tulkintojaan käyttämällä tutkimuksen lähtökohtana Malakian kirjaa. Malakiaa, joka on peräisin noin vuodelta 475 ennen ajanlaskumme alkua, voidaan pitää yhtenä tärkeimmistä ja varhaisimmista teksteistä, joissa traditioita yhdistellään ja kerrotaan uudelleen edellä mainittuihin perusajatuksiin nojaten ja niihin pohjautuvia menetelmiä käyttäen. Toisaalta Malakian kirjaa on myös tulkittu samojen periaatteiden mukaisesti jo sen myöhemmältä ajalta peräisin olevissa loppujakeissa, ja sittemmin muussa varhaisessa juutalaisessa kirjallisuudessa sekä Uudessa testamentissa. Väitöstutkimuksessa tarkastellaan erityisesti niitä viittä henkilöä, jotka mainitaan Malakian kirjassa: Jaakobia, Esauta, Leeviä, Moosesta ja Eliaa. Kirjoittaja tutkii, miten heidän hahmojaan on käytetty Malakian kirjassa, millaisiin heitä koskeviin traditioihin tämä käyttötapa perustuu, ja missä määrin Malakian kirjan vaikutus on havaittavissa myöhemmässä näihin henkilöihin liitetyssä perinteessä.

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China’s phenomenal economic growth and social development have brought along interesting opportunities for Finnish companies. One intriguing sector offering significant growth potential is the food industry. Due to the local food safety issues, rising disposable income level and changing consumer habits, the demand for foreign food is increasing. Finnish food companies have much to offer in terms of high quality, food safety in production, technological development and innovation. The purpose of this study is to examine how the Finnish food enterprises choose their entry modes in the Chinese market. This study increases understanding of entry modes the Finnish companies can use to successfully enter the unpredictable market of China in the food industry context. The study examines the industry specific challenges and the possible solutions to them. Qualitative research is selected as research methodology for this study because the intention is to understand the reasons behind the Finnish food enterprises’ entry mode choices in the Chinese market. The study is conducted as a qualitative case analysis. Six Finnish case companies operating in the food industry were interviewed. The results of the research indicate that most of the food industry companies use exporting as their entry mode to China; only one case company used an investment mode. This study illustrates the significance of the factors related to company’s background, mode concerns and Chinese market influences in the entry mode choice.

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This study investigates societal effectiveness of transport sector’s Research & Development (R&D) operations. In this study effectiveness refers to organization’s capability to produce the intended and desired impacts through its operations. The aim of this study is to identify the motives for evaluating societal effectiveness and recognize the critical success factors for improving effectiveness. The theoretical framework focuses first in the policy context of effectiveness evaluation in public sector and secondly the framework introduces the concept and process of effectiveness evaluation. The empirical part is carried out as a case study, which investigates societal effectiveness of Finnish Transport Agency’s (FTA’s) R&D. The aim is to recognize FTA’s critical success factors for improving R&D operations’ societal effectiveness. Based on these factors, the organization is able to define indicators for measuring effectiveness in the future operations. In this study societal effectiveness is investigated from R&D purchasers’ and R&D end- users’ points of views according to Purchaser-Provider-model. The results indicate that societal effectiveness evaluation is important part of R&D operations, but the implementation of the evaluation as part of daily operations is challenging. Because of limited resources, the organization is forced to strong priorization and therefore R&D tasks are secondary after the operational tasks. Based on the results the critical success factors can be recognized as resources and priorization, clear strategy and objectives, internal communications, cooperation between public and private sector and R&D implementation and dissemination.

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The purpose of this master’s thesis is to gain an understanding of passive safety systems’ role in modern nuclear reactors projects and to research the failure modes of passive decay heat removal safety systems which use phenomenon of natural circulation. Another purpose is to identify the main physical principles and phenomena which are used to establish passive safety tools in nuclear power plants. The work describes passive decay heat removal systems used in AES-2006 project and focuses on the behavior of SPOT PG system. The descriptions of the main large-scale research facilities of the passive safety systems of the AES-2006 power plant are also included. The work contains the calculations of the SPOT PG system, which was modeled with thermal-hydraulic system code TRACE. The dimensions of the calculation model are set according to the dimensions of the real SPOT PG system. In these calculations three parameters are investigated as a function of decay heat power: the pressure of the system, the natural circulation mass flow rate around the closed loop, and the level of liquid in the downcomer. The purpose of the calculations is to test the ability of the SPOT PG system to remove the decay heat from the primary side of the nuclear reactor in case of failure of one, two, or three loops out of four. The calculations show that three loops of the SPOT PG system have adequate capacity to provide the necessary level of safety. In conclusion, the work supports the view that passive systems could be widely spread in modern nuclear projects.

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"Mémoire présenté à la Faculté des études supérieures en vue de l'obtention du grade de L.L.M. en droit des affaires"

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The photoacoustic technique under heat transmission configuration is used to determine the effect of doping on both the thermal and transport properties of p- and n-type GaAs epitaxial layers grown on GaAs substrate by the molecular beam epitaxial method. Analysis of the data is made on the basis of the theoretical model of Rosencwaig and Gersho. Thermal and transport properties of the epitaxial layers are found by fitting the phase of the experimentally obtained photoacoustic signal with that of the theoretical model. It is observed that both the thermal and transport properties, i.e. thermal diffusivity, diffusion coefficient, surface recombination velocity and nonradiative recombination time, depend on the type of doping in the epitaxial layer. The results clearly show that the photoacoustic technique using heat transmission configuration is an excellent tool to study the thermal and transport properties of epitaxial layers under different doping conditions.

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We have investigated edge modes of different multipolarity sustained by quantum antidots at zero magnetic field. The ground state of the antidot is described within a local-density-functional formalism. Two sum rules, which are exact within this formalism, have been derived and used to evaluate the energy of edge collective modes as a function of the surface density and the size of the antidot.

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This paper analyzes some optimal fiscal, pricing, and capacity investment policies for controlling regional monopoly power in the natural gas industry. By letting the set of control instruments available to the social planner vary, we provide a characterization of the technological and demand conditions under which “excess” capacity in the transport network arises in response to the loss of the two other control instruments, namely, transfers and pricing. Hence, the analysis yields some insights on an economy’s incentives to invest in infrastructures for the purpose of integrating geographically isolated markets.

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Resumen tomado de la publicaci??n

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Under anthropogenic climate change it is possible that the increased radiative forcing and associated changes in mean climate may affect the “dynamical equilibrium” of the climate system; leading to a change in the relative dominance of different modes of natural variability, the characteristics of their patterns or their behavior in the time domain. Here we use multi-century integrations of version three of the Hadley Centre atmosphere model coupled to a mixed layer ocean to examine potential changes in atmosphere-surface ocean modes of variability. After first evaluating the simulated modes of Northern Hemisphere winter surface temperature and geopotential height against observations, we examine their behavior under an idealized equilibrium doubling of atmospheric CO2. We find no significant changes in the order of dominance, the spatial patterns or the associated time series of the modes. Having established that the dynamic equilibrium is preserved in the model on doubling of CO2, we go on to examine the temperature pattern of mean climate change in terms of the modes of variability; the motivation being that the pattern of change might be explicable in terms of changes in the amount of time the system resides in a particular mode. In addition, if the two are closely related, we might be able to assess the relative credibility of different spatial patterns of climate change from different models (or model versions) by assessing their representation of variability. Significant shifts do appear to occur in the mean position of residence when examining a truncated set of the leading order modes. However, on examining the complete spectrum of modes, it is found that the mean climate change pattern is close to orthogonal to all of the modes and the large shifts are a manifestation of this orthogonality. The results suggest that care should be exercised in using a truncated set of variability EOFs to evaluate climate change signals.