297 research outputs found

    Strategi Pertahanan Negara dalam Mengamankan Wilayah Perbatasan di Indonesia (Studi Kasus Perbatasan Indonesia-RDTL)

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    This article describes the condition of the Indonesia-RDTL (Timor Leste) border area, starting from the history of attempts to secede from the Indonesian state, to the threats faced by Indonesia, especially the border communities in facing the worst possibilities that could occur between the two countries. Threats faced by Indonesia include military threats and non-military threats. In general, Indonesia's military strength is far superior in terms of personnel and defense equipment, while in dealing with non-military threats, the threats faced include refugees to smuggling, both narcotics smuggling and illegal firearms smuggling. The defense strategy to the policies implemented by the government are different in dealing with each threat. Policies in the form of adding security posts to improving the quality of personnel are government policy steps in dealing with military threats, while in dealing with non-military threats, policy steps taken by the government include repatriation to resettlement and improving people's living standards. In conclusion, the defense strategy and policies adopted by the government in securing the Indonesia-East Timor border area are a long-term and sustainable strategy to provide a sense of security for all Indonesian people, especially the people in the border areas

    Model of Cluster Growth and Phase Separation: Exact Results in One Dimension

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    We present exact results for a lattice model of cluster growth in 1D. The growth mechanism involves interface hopping and pairwise annihilation supplemented by spontaneous creation of the stable-phase, +1, regions by overturning the unstable-phase, -1, spins with probability p. For cluster coarsening at phase coexistence, p=0, the conventional structure-factor scaling applies. In this limit our model falls in the class of diffusion-limited reactions A+A->inert. The +1 cluster size grows diffusively, ~t**(1/2), and the two-point correlation function obeys scaling. However, for p>0, i.e., for the dynamics of formation of stable phase from unstable phase, we find that structure-factor scaling breaks down; the length scale associated with the size of the growing +1 clusters reflects only the short-distance properties of the two-point correlations.Comment: 12 page

    Directed Surfaces in Disordered Media

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    The critical exponents for a class of one-dimensional models of interface depinning in disordered media can be calculated through a mapping onto directed percolation (DP). In higher dimensions these models give rise to directed surfaces, which do not belong to the directed percolation universality class. We formulate a scaling theory of directed surfaces, and calculate critical exponents numerically, using a cellular automaton that locates the directed surfaces without making reference to the dynamics of the underlying interface growth models.Comment: 4 pages, REVTEX, 2 Postscript figures avaliable from [email protected]

    A measurement model for general noise reaction in response to aircraft noise

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    In this paper a measurement model for general noise reaction (GNR) in response to aircraft noise is developed to assess the performance of aircraft noise annoyance and a direct measure of general reaction as indicators of this concept. For this purpose GNR is conceptualized as a superordinate latent construct underlying particular manifestations. This conceptualization is empirically tested through estimation of a second-order factor model. Data from a community survey at Frankfurt Airport are used for this purpose (N = 2206). The data fit the hypothesized factor structure well and support the conceptualization of GNR as a superordinate construct. It is concluded that noise annoyance and a direct measure of general reaction to noise capture a large part of the negative feelings and emotions in response to aircraft noise but are unable to capture all relevant variance. The paper concludes with recommendations for the valid measurement of community reaction and several directions for further research.Infrastructures, Systems and ServicesTechnology, Policy and Managemen

    Transport on Directed Percolation Clusters

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    We study random lattice networks consisting of resistor like and diode like bonds. For investigating the transport properties of these random resistor diode networks we introduce a field theoretic Hamiltonian amenable to renormalization group analysis. We focus on the average two-port resistance at the transition from the nonpercolating to the directed percolating phase and calculate the corresponding resistance exponent ϕ\phi to two-loop order. Moreover, we determine the backbone dimension DBD_B of directed percolation clusters to two-loop order. We obtain a scaling relation for DBD_B that is in agreement with well known scaling arguments.Comment: 4 page

    Stakeholders, collaboration, food, and wine: The case of Jumilla’s Gastronomic Days

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    An emerging literature on gastronomic events highlights the growing interest among academics, event organisers and development agencies in identifying potential or actual outcomes from gastronomic events. Partly in response to such interest, this study seeks to contribute to the literature on events management, studying the contribution of various stakeholders involved in the ‘Gastronomic Days’ of Jumilla, Spain. Semi-structured, face-to-face, in-depth interviews were conducted with the managers and owners of four participating businesses to the event. The data collection was complemented through on-site visits, observations, and interviews with eight other local businesses. The findings underline the significance of collaboration among these participants to grow and sustain the event, as well as voluntary efforts by event ‘stakeholders.’ Importantly, a common objective was identified in the form of enhancing the image of the local products, and overall that of the region, to ‘convert’ residents, and also outside consumers and tourists to Jumilla’s products. These findings have significant implications for Jumilla’s community. In particular, the importance and efforts of a region’s food stakeholders in contributing to adding value and improving the local food culture emerge as useful aspects, with potential benefits for local food growers, hospitality and tourism sectors, and residents
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