NAMING AND EXPLORING THE CAUSES OF COLLECTIVE VIOLENCE AGAINST AFRICAN MIGRANTS IN POST-APARTHEID SOUTH AFRICA: WHITHER UBUNTU1 ?

Naming and exploring the causes of collective violence against African migrants in post-apartheid South Africa: Whither Ubuntu1 ?

In South Africa, attacks mainly directed at black non-South Africans, is a rampant, long- standing phenomenon notwithstanding the spirit of Ubuntu which is thought to permeate the social fabric.Assumptions have been made in various labels describing the attacks, raising concerns about their appropriateness.Further, various explanations and hypothes

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Comment on "Tropospheric temperature response to stratospheric ozone recovery in the 21st century" by Hu et al. (2011)

In a recent paper Hu et al.(2011) suggest that the recovery of stratospheric ozone during the first half of this century will significantly enhance free tropospheric and surface warming caused by the anthropogenic increase of greenhouse gases, with the effects being most pronounced in Northern Hemisphere middle and high latitudes.These surprising r

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Optimizing radiotherapy protocols using computer automata to model tumour cell death as a function of oxygen diffusion processes

Abstract The concept of hypofractionation is gaining momentum in radiation oncology centres, enabled by recent advances in radiotherapy apparatus.The gain of efficacy of this innovative treatment must be defined.We present a computer model based on translational murine data Boxspring for in silico testing and optimization of various radiotherapy pr

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