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This study is an attempt to provide a chronological seriation of pottery from Igbomina in northcentral Yorubaland. The ceramic sequence is developed using multivariate statistical analysis. From the K-means cluster analysis, ceramic collections that are roughly contemporaneous were grouped together; next the collections were seriated with multidimensional scaling to reveal whether they form a pattern that may be chronologically significant. Evaluation of the results of the pottery analysis from the Igbomina sites was based on the chronological division of Old Oyo pottery as well as on radiocarbon dating of associated material from excavated sites in the region. Pottery types from Old Oyo became known in Igbomina probably as early as the thirteenth century AD, and continued to occur in some areas until the late eighteenth century. The presence of Oyo pottery in Igbomina has important implications for the understanding of Oyo's relations with the northern Yoruba group and the frontier position of Igbomina during the Old Oyo Empire.Cette étude cherche à fournir une sériation chronologique de la céramique provenant de Igbomina situé dans la partie centrale du nord de Yorubaland. La séquene de céramique a été élaborée en utilisant une analyse statistique multidimensionnelle. Les collections de céramique plus ou moins contemporaines ont été groupées en se servant de la moyenne du facteur K de la classification ascendante hiérarchique, elles ont ensuite été ordonnées au moyen d'une analyse des proximités pour voir si elles formaient un schéma chronologique significatif. L'évaluation des résultats de l'analyse céramique des sites Iglomina est fondée sur les divisions chronologiques de la céramique Oyo ancienne ainsi que sur des dates radiocarbones obtenues sur du matériel en association provenant de sites fouillés dans la région. Les types de céramique de l'Oyo ancien sont probablement arrivés à Igbomina dès le 13ème siècle et ont continué à apparaître dans certains endroits jusqu'à la fin du 18ème siècle. La présence de la céramique Oyo à Igbomina comporte des implications importantes pour nos connaissances sur les relations des Oyo avec les groupes Yoruba du nord et sur la position de la frontière de Igbomina pendant l'empire Oyo ancien.  相似文献   
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Connections of steel moment frames are vulnerable to brittle failure. Providing a perforation near the beam-ends is suggested as a potential method to improve seismic behavior of these structures. This article presents a numerical study on the energy dissipation of steel moment connections with perforated beam. Models with elongated circular openings of different dimensions and location are analyzed and compared based on the global and local damage indices, predicted failure time and dissipated energy. Results show that an RWS connection with a proper opening size can develop reasonable inelastic deformations and provide an acceptable seismic improvement to moment-resisting frames.  相似文献   
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Cultural contentiousness is defined as an attribute of innovation due to which it encounters resistance because of its incompatibility with hegemonic cultural assumptions. I argue that culturally contentious innovations are likely to be adopted when antecedents have productive symbolic force, i.e., they reveal contradictions between dominant cultural assumptions and the material outcomes of existing institutions or empower social actors to resolve such contradictions. However, antecedents with incapacitative symbolic force tend to obfuscate the above contradictions or decrease social actors’ capacity to resolve them, encouraging the adoption of less contentious innovation. Applying these arguments to citizen oversight agencies (COAs) for the police, I examine the antecedents of contentious (i.e., investigative) as opposed to less contentious (non-investigative) COAs. In support of the above argument, I find that productive antecedents (e.g., a consent decree, an increase in civil rights nonprofits) are associated with adopting investigative COAs. In contrast, incapacitative antecedents (e.g., a Law Enforcement Officer Bill of Rights, an increase in the violent crime rate) are associated with adopting non-investigative COAs. The findings broadly demonstrate that policy adoption scholars ought to distinguish policies in terms of cultural contentiousness and account for the symbolic force of antecedents. Further theoretical contributions are discussed.  相似文献   
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While traditional Saudi Arabian courtship is rigidly structured according to a set of Islamic codes of conduct, over the past decade, Saudis have increasingly turned to unconventional means of finding and courting a potential spouse: matrimonial Web sites. This research explores the debate in the literature on computer meditated communication regarding whether online settings provide rich information about other users, as they show that online interactions can provide more information about the opposite sex for users who belong to gender‐segregated societies than they can get through their offline lives. The article will shed some light on the interplay between young generations and their obsessions with the world of Internet dating and the societal norms and social conducts with which they are comfortable while living in Saudi Arabia. The article may contribute to the online dating literature by showing the similarities and differences between conservative, Islamic Saudi users and Western users when using Web sites to search for a potential mate. The research shows the power of both social and religious norms in affecting these users’ behaviors and decisions when using matrimonial Web sites.  相似文献   
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What is often described today as neo‐nationalism or nationalist populism today arguably looks like the old nationalism. What is emerging as genuinely new are the identity‐based nationalisms of the centre left, sometimes called “liberal nationalism” or “progressive patriotism.” I offer my own contribution to the latter, which may be called “multicultural nationalism.” I argue that multiculturalism is a mode of integration that does not just emphasise the centrality of minority group identities but argues that integration is incomplete without remaking national identity so that all can have a sense of belonging to it. This multiculturalist approach to national belonging has some relation to liberal nationalism. It, however, makes not just individual rights but minority accommodation a feature of acceptable nationalism. Moreover, accommodation here particularly includes ethno‐religious groups in ways that are difficult for radical regimes of secularism. For these reasons, multicultural nationalism unites the concerns of some of those currently sympathetic to majoritarian nationalism and those who are prodiversity and minority accommodationist in the way that liberal nationalism (with its emphasis on individualism and majoritarianism) does not. It therefore represents the political idea and tendency most likely to offer a feasible alternative rallying point to monocultural nationalism.  相似文献   
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This article explores the ways that the popular diasporic novel Funny Boy, set in Sri Lanka but written from Canada by an exiled Sri Lankan born Tamil, intervenes in the country's contemporary geographies of difference. The novel itself explores a Tamil boy's struggle to negotiate life in Sinhala-dominated Colombo while also coming to terms with his emergent same-sex desire. By focusing specifically on the writing of two familiar middle-class Sri Lankan spaces central to the novel's narrative—the family home and the school—the article shows how these everyday geographies regulate and normalise carnal desire in a society which still operates anti-homosexual legislation. It also suggests how the erosion of the meanings of these familiar spaces is a tactic central to the main protagonist's sexual liberation. By reading these sexualised geographies through the polemic racialised Sinhala/Tamil divisions in contemporary Sri Lankan society, the paper shows how the novel makes an important political intervention in contemporary Sri Lankan politics where devolution and federal solutions to recent civil unrest have produced territorialised geographies of difference that prescribe ‘places for races’. By evoking the Funny Boy's fictive and sexualised geographies of exclusion and resistance, this article unsettles the logic that binds intra-racial solidarity, its cognate geographical modelling, and instead highlights the exclusions that exist at all levels in Sri Lankan society.
Amma held up her hand to silence us. ‘That's an order,’ she said.  相似文献   
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