نتایج جستجو برای: whiteness degree
تعداد نتایج: 300146 فیلتر نتایج به سال:
We developed a new thermal photo printing material. This new paper improves image quality, handling and reduces environmental impact during the production phase. This new paper utilizes a laminated base paper with the same high level of whiteness as silver halide photo print paper. The multi-layers, which contain a heat insulation layer, are coated on this base paper by using a production metho...
In regard to colored lights, an opponent cell will indeed increase its firing to luminance increments (as well as to equiluminant color increments) but this does not at all imply confounding; rathe, r, in both cases, the cell will signal more color. Alternatively stated, when one increases the luminance (or radiance, or energy, etc.) of a colored light, any theory must predict that its chromati...
A single bath full bleaching procedure for textile materials has been developed. In this procedure, following oxidative bleaching using hydrogen peroxide, the peroxide bath is converted to a reductive bath by addition of thiourea and bleaching continues without the need for a fresh bath for the reductive step. Such full bleaching is easy, economical and very effective in inducing improved white...
This Article provides a new theoretical perspective on colorism by considering it from an economic point of view. It relies on three theories of law and economics that explain racism. While critiquing these theories, it also extends them to evaluate colorism. Because these theories correlate race with skin color, applying these theories to colorism requires distinguishing colorism from racism u...
Mutations in human and in mouse orthologous genes Amelx and Enam result in a diverse range of enamel defects. In this study we aimed to investigate the phenotype-genotype correlation between the mutants and the wild-type controls in mouse models of amelogenesis imperfecta using novel measurement approaches. Ten hemi-mandibles and incisors were dissected from each group of Amelx(WT), Amelx(X/Y64...
The debate between Mike Cole and David Gillborn which has raged in Power and Education and elsewhere is indicative of a widening schism between Marxism and critical race theory. To describe this debate as orientated around the status of ‘race’ or ‘class’ as the central object of social theory, such as in the current debate about the ‘white working class’ in education, is unhelpful. Rather than ...
Dental bleaching is a simple and conservative procedure for aesthetic restoration of vital and non-vital discolored teeth. Nevertheless, a number of studies have demonstrated the risk of tissue damage from the contact of these agents with the oral mucosa. In the current study, the genotoxic potential associated with exposure to dental bleaching agents was assessed by the single cell gel (comet)...
Research on immigration, educational achievement, and ethnoraciality has followed the lead of racialization and assimilation theories by focusing empirical attention on the immigrantorigin population (immigrants and their children), while overlooking the effect of an immigrant presence on the third-plus generation (U.S.-born individuals of U.S.-born parents), especially its white members. We de...
An Excel sheet with both the data and the results can be downloaded by clicking here. The data correspond to an experiment where 4 new toothpaste formulas were each tested on 6 different patients in order to measure their effect on the whiteness of teeth. All patients had previously used the same toothpaste. Using the ANOVA function of XLSTAT we want to find out if the results differ according ...
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