This study investigates the influence of some chemical additives such as methanol, ethanol, sodium oleat, chloroform and sodium hexametaphosphate (SHMP) on the dry fine grinding of calcite (X50= 33 µm) using a stirred media mill. The experiments were carried out by a batch operation, and the change in colour properties (Ry, whiteness and yellowness) of calcite powder. The results showed that th...

BACKGROUND Laser-assisted bleaching uses laser beam to accelerate release of free radicals within the bleaching gel to decrease time of whitening procedure. The aim of this study was to compare the efficacy of power bleaching using Opalescence Xtra Boost® and laser bleaching technique using LaserSmile gel and diode laser as an activator in their tooth whitening capacity. MATERIAL AND METHODS ...

This comment responds to the recently held Global Research in International Political Economy roundtable on race IPE. In particular, it argues that scholars of political economy could draw fruitfully notion “whiteness as property” from critical theory subfield law order trace workings whiteness, and more broadly, a material force economy.

This study draws on in-depth and longitudinal interviews with twenty-nine 1.5-generation Brazilian immigrants, all of whom can pass as white experienced illegality in young adulthood. I argue that they benefit from what W.E.B. Du Bois calls “the public psychological wages whiteness”. That is, white-passing, undocumented men women largely navigate space without being stopped, questioned, arreste...

This article places its attention on how the spatial boundaries, practices, and separations—as structured by whiteness—impact contestation negotiation of meaning-making processes in production consumption NASCAR space(s) for Black fans. It was through that vantage point participants demonstrated a nuanced understanding whiteness, particularly an awareness as White space, to effectively navigate...

Abstract This article depicts two cases of “lost Whiteness” and unintentional racial “passing.” Based on years ethnographic research, we present the story White people who – largely because their truly-determined commitment to justice activism were thought by others as being or becoming Persons Color. These activists not trying pass. Rather, they are manifestations a “reverse pass,” defined “an...

This article uses Bodyguard to trace the ways that whiteness is represented in counter-terrorism TV and so draw links between whiteness, culture. It argues offers a redemptive narrative for British recuperates rearticulates white identity after/through War on Terror. As such it belongs later genre of shows move from, but nonetheless still propagate, discursive foundations ongoing reading itself...