65 resultados para Esclerómetro de Schmidt


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In response to an influx of commercially available seating product, research was undertaken to examine how clinicians, experienced in seating prescriptions make decisions when assisting their clients to choose the most appropriate seating systems for their wheelchairs. This paper will present findings from research undertaken in 2005, into the decision-making processes (known as Clinical Reasoning) used by six clinicians working in Victoria. The paper will discuss the successes and barriers these clinicians encounter when selecting ready-made products, off the shelf, to trial and what parameters arose that required custom-made products. The research findings illuminate the clinicians' considerations for successful client collaboration and the essentials for effective supplier-clinician partnerships when selecting from an overwhelming array of new products and available technologies to accommodate generally a more informed consumer base. The availability of ready-made product has altered consumer perceptions that wheelchair seating is no longer a specialized area and that all clinicians should be competent to prescribe. This paper will reveal how experience seating clinicians assess, make decisions and evaluate the client's needs when undertaking equipment trials and prescribing seating products for complex consumer needs. This is of interest to all who are involved in prescribing and supplying products for wheelchair consumers.

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A case study of a long term wheelchair user: This presentation will highlight the difficulties associated with matching client's environmental access, seating and mobility needs using multi-functional systems, which also happen to be the "latest and greatest" technologies. The paper addresses the issues experienced by these clinicians when prescribing systems with minimal trial history (due to their newness) and the compatibility issues encountered by the supplier when matching the new with the old of the current powered wheelchair for a particularly motivated wheelchair user.

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This paper outlines the rise of women in management worldwide, and considers why so few women achieve senior or executive management positions. This slow advance of women into senior roles is unexpected given that the changes in organisations today are believed to require more ‘feminine leadership’. A decrease in the emphasis on masculine characteristics for managers is reported, and a requirement that more ‘feminine leadership’ needs to be adopted by organisations in order to ensure their survival in the future (Powell, Butterfield & Parent, 2002, p.189). Recent empirical research reports that there are differences in leadership style between male and female managers, and the findings suggest that women exhibit more transformational leadership than their male counterparts, with this style being strongly equated with effective leadership (Eagly, Johannesen-Schmidt, van Engen, 2003). However, these findings are based on western research, and it may be that cross cultural research will yield a different picture (House, Hanges, Javidan, Dorfman, & Gupta, 2004). Leadership and leadership styles may be conceptualised differently in a more paternalistic society. To explore this possibility, a cross cultural study was conducted in Malaysia and Australia. It is hypothesised that countries that are paternalistic in cultural values will exhibit a stronger constraint on women in management roles, which may impact on workplace attitudes, aspirations for promotion and style of leadership exhibited. Therefore, it is possible that the career advancement of women may be more problematic for Malaysian managerial women than their Australian counterparts. Results from an initial pilot study in Malaysia and Australia are outlined, and highlight some interesting similarities and differences to what are reported in the western literature.

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Pastoral traditional livelihood systems are under threat from drought and human predation. Those who diversified into irrigation farming are less vulnerable and able to re-invest in the pastoral economy and alternative livelihood activities. Small-scale irrigation has contributed towards economic growth and poverty alleviation in the target area. These changes may however not be sustainable.

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The paper provides an overview of subject gateway development in Australia and takes a closer look at three subject gateways coordinated by the University of Queensland: AustLit: Australian Literature Gateway; AVEL Sustainability Knowledge Network, an engineering and sustainable development gateway; and WebLaw, a gateway for legal professionals. The challenges facing subject gateways are examined, including interoperability, coordination and most significantly, sustainability. The paper concludes with the overarching questions being considered by gateway coordinators such as the place of subject gateways and their future given trends in the evolution of the web.

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Wireless sensor networks (WSNs) are deployed in numerous mission critical applications in which the network needs to remain active for as long as possible while delivering quality information to a base station. However, WSNs suffer from a wide range of attacks due to their limited processing and energy capabilities. Their resiliency, however, depends on fast recovery from such attacks being achieved. In recent work, the authors developed and implemented clustering, reprogramming and authentication protocols involved in recovering stationary WSNs with low resources. In this paper, we determine the additional resources required in implementing these protocols in a mobile WSN.

We present recovery protocols on TinyOS motes for a low-resourced, mobile deployment. We describe the issues we encountered in the implementation. We present times, RAM and ROM needed to run the recovery protocols and compare these with the stationary case, demonstrating that the additional cost of reprogramming in a mobile WSN is less than 25% of that in a stationary WSN and the additional cost of re-clustering in a mobile WSN is less than 9% of that in a stationary WSN. Authentication has an insignificant cost increase.