93 resultados para CURVED BOUNDARIES


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The taxonomic uncertainty surrounding several prominent genera of Australian microbat has been a long-standing impediment to research and conservation efforts on these groups. The free-tail bat genus Mormopterus is perhaps the most significant example, with a long history of acknowledged species-level confusion. This study uses a combined molecular and morphological approach to conduct a comprehensive assessment of species and subgeneric boundaries, between-species phylogenetic affinities and within-species phylogeographic structure in Australian members of Mormopterus. Phylogenetic analyses based on 759 base pairs of the NADH Dehydrogenase subunit 2 mitochondrial gene were concordant with species boundaries delineated using an expanded allozyme dataset and by phallic morphology, and also revealed strong phylogeographic structure within two species. The levels of divergence evident in the molecular and morphological analyses led us to recognise three subgenera within Australia: Micronomus, Setirostris subgen. nov. and Ozimops subgen. nov. Within Ozimops we recognise seven Australian species, three of which are new, and none are conspecific with Indo-Papuan species. The family Molossidae now comprises eleven species across three subgenera in Australia, making it the continent's second most speciose family of bats. © CSIRO 2014.

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In this paper, we challenge conventional theories underpinning the practice of human resource development (HRD) that typically focus on the objects of learning - individuals, skills, jobs - or separate the contexts of work (performance) from learning (training). Using case study research from a public utility and a winery, we found similarities in workers' experiences of various organisational practices despite different objects of learning. These practices were, firstly, temporarily occupying (acting up) in a more senior position and, secondly, collaborating across functions. Unlike notions of boundary-crossing or job rotation, we argue that learning 'in-between' develops interactional competence that is grounded within the work practices of interacting individuals. This relational view opens up possibilities for redirecting the focus of HRD practice towards integrating work and learning in ways that develop the potential for learning in-between, across and beyond the boundaries of work. © 2012 Inderscience Enterprises Ltd.

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Advances in high-throughput, comprehensive small molecule analytical techniques have seen the development of the field of metabolomics. The coupling of mass spectrometry with high-resolution chromatography provides extensive chemical profiles from complex biological extracts. These profiles include thousands of compounds linked to gene expression, and can be used as taxonomic characters. Studies have shown metabolite profiles to be taxon specific in a range of organisms, but few have investigated taxonomically problematic plant taxa. This study used a phenetic analysis of metabolite profiles to test taxonomic boundaries in the Olearia phlogopappa (Asteraceae) complex as delimited by morphological data. Metabolite profiles were generated from both field- and shade house-grown material, using liquid chromatography-mass spectrometry (LC-MS). Aligned profiles of 51 samples from 12 taxa gave a final dataset of over 10,000 features. Multivariate analyses of field and shade house material gave congruent results, both confirming the distinctiveness of the morphologically defined species and subspecies in this complex. Metabolomics has great potential in alpha taxonomy, especially for testing the boundaries of closely related taxa where DNA sequence data has been uninformative.

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Social network analysis (SNA) is believed to be capable of revealing significant insights into crime and terror groups, including identifying important individuals and unique approaches to disruption. However, SNA has a number of theoretical and practical limitations, particularly when applied to ‘dark’ networks. While most analysts certainly acknowledge at least some of these limitations, we need to know more about their potential impact in a crime intelligence context. This article aims to go some way towards that end by placing greater scrutiny on the problem of ‘fuzzy boundaries’ when applied to small group networks. SNA is applied to the groups responsible for the 7 July 2005 London bombings and the 21 July 2005 attempted London bombings. The article concludes that while SNA is a valuable tool for understanding crime and terror groups, the age-old problem of fuzzy boundaries can have a profound impact on the analysis of small dynamic networks.

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Rapid Prototyping Techniques (RPT) have evolved over the last decade. Novel RP techniques are being developed to improve the overall properties of parts manufactured using RPT. One such technique is the Curved layer fused deposition modeling (CLFDM) which has been developed based on the conventional Fused Deposition Modeling (FDM) technique. The CLFDM technique has gained significant amount of attention as a result of its advantages such as increased flexural strength, reduction of the stair-stepping effect and the reduction in the number of layers, especially for thin shell-like structures. This paper studies the effects of fill gap (FG) on flexural strength and bead dimension, middle-plane cross section profiles and the fracture surface and compares the results to parts made using the traditional planar layer-by-layer approach. Also, in the end some meaningful and interesting future study areas both in hardware design and software development for the CLFDM are proposed.

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We are often confronted with the dilemmas of interacting with people from different cultural backgrounds. How do we ensure that we meet their needs, if they have some barriers to communicating those needs? This project explores the communication mechanisms used by mental health clinicians, to explore how they modify their communication to reconcile cultural differences and promote self-disclosure. It also identifies the practical experiences that have enlightened clinicians' practice when interacting with culturally and linguistically diverse (CALD) groups. Through focus groups, mental health clinicians were probed about their experiences with CALD groups and the methods used to facilitate communication. Clinicians were working in either acute adult inpatient or community settings in a large metropolitan health service. Fifty-three clinicians formed 7 focus groups. In the focus groups, clinicians were asked about their perceptions of communication with CALD clients. Guided questions were used. All focus groups were audio-taped and transcribed. Two distinct themes emerged. They were ‘respect’ and ‘cultural understanding’. The clinicians recognized that showing and maintaining respect for the CALD client, and their families significantly impacted on the development of a therapeutic relationship. Showing cultural understanding and acceptance for difference also enhanced communication.

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In the current study, the crystallographic of intervariant boundary planes distribution in the lath martensite has been measured as a function of lattice misorientation and boundary plane orientation using five macroscopic parameters approach. The distribution revealed a relatively high anisotropy with a tendency for the lath interfaces to terminate on (110) planes. This results from the crystallographic constraints associated with the shear transformation rather than a low energy interface configuration. The lath martensite habit plane was determined to be mostly (110) or near (110). The relative populations of boundaries with [111] and [110] misorientations were greater than other high index misorientations, mostly characterised as (110) symmetric tilt and (110) twist boundary types, respectively.

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This paper discusses current joint work by IUCN and ICOMOS to address issues that can arise when natural and cultural values and issues are considered separately within World Heritage processes. The Connecting Practice programme has conceptual and practical dimensions, and intersects with related work on rights-based approaches. Focusing on the importance of improving conservation outcomes, we propose a way forward situated in a 'middle ground' that links both theory and practice, and emphasises the critical importance of a joint approach - 'connecting' natural and cultural heritage practice. Some early findings of project field visits will be shared with the Scientific Symposium as a means of furthering the dialogue between practitioners.

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This article seeks to expand the conceptual boundaries of sport media research by investigating the utility of a postfeminist sensibility for analyzing depictions of women in sport. Rosalind Gill's (2007) notion of a postfeminist sensibility is situated within UK-led feminist critiques of gendered neoliberalism in popular culture and offers a conceptual lens through which sports scholars might interrogate the complex and contradictory media landscape that often simultaneously marginalizes and empowers sportswomen. In highlighting postfeminism as a sensibility, this article makes visible the ways in which depictions of sportswomen as sexy and strong reorients responsibility for the sexualization of female athletes away from media institutions and toward the female athlete themselves. It also explains how a postfeminist sensibility differs from third wave feminism-a related framework popular among sports feminists seeking to respond to ambivalent and complex renderings of contemporary sporting femininity.

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If the twentieth century has been dominated by discussions of the public, public life, and the public sphere, Contemporary Publics argues that, in the twenty-first century, we must complicate the singularity of that paradigm and start thinking of our world in terms of multiple, overlapping, and competing publics. In three distinct streams—art, media and technology, and the intimate life—this volume offers up the intellectual and political significance of thinking through the plurality of our publics. “Countering Neoliberal Publics: Screen and Space,” explores how different artistic practices articulate the challenges and desires of multiple publics. “Making and Shaping Publics: Discourse and Technology” showcases how media shape publics, and how new and emerging publics use these technologies to construct identities. “Commodifying Public Intimacies” examines what happens to the notion of the private when intimacies structure publics, move into public spaces, and develop value that can be exchanged and circulated.

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Faith-based organisations (FBOs) have long been recognised as having an advantage in delivering programs and interventions amongst communities of the same faith. However, many FBOs today work across a variety of contexts, including with local partners and communities of different faiths. Likewise, secular NGOs and donors are increasingly partnering with faith-based organisations to work in highly-religious communities.Development Across Faith Boundaries explores the dynamics of activities by local or international FBOs that cross faith boundaries, whether with their partners, donors or recipient communities. The book investigates the dynamics of cross-faith partnerships in a range of development contexts, from India, Cambodia and Myanmar, to Melanesia, Bosnia, Ethiopia and Afghanistan. The book demonstrates how far FBOs extend their activities beyond their own faith communities and how far NGOs partner with religious actors. It also considers the impacts of these cross-faith partnerships, including their work on conflict and sectarian or ethnic tension in the relevant communities.This book is an invaluable guide for graduates, researchers and students with an interest in development and religious studies, as well as practitioners within the aid sector.