Introduction: Applying of a new indicator in food packaging can be effective to inform consumers about the freshness and quality of the products. Materials and Methods: In the current study, a new milk freshness label was investigated containing beetroot color and multi layers of polystyrene. The label characteristics were investigated by estimating color number, release test, and scanning ele...

"> The effects of templating on the catalytic performance of SAPO-34 catalyst have been investigated in conversion of methanol to olefins. SAPO-34 <span style="font-size: 11pt; color: #000000; font-sty...

In digital color imaging, it is of interest to transform the color scene of an image to the other. Some attempts have been done in this case using, for example, lαβ color space, principal component analysis and recently histogram rescaling method. In this research, a novel method is proposed based on the Resenfeld and Kak histogram matching algorithm. It is suggested that to transform the color...

Imagine you are standing in an art museum, mesmerized by an enormous canvas of turbulent paint. Though you find no recognizable images, you are fascinated by the swirling movements of rich azures and cobalt blues. Your eyes follow the artist’s long, energetic brush strokes across the work, and you feel a sense of motion inside your body. Suddenly, your attention is caught by a small area of den...

     Extracellular Ca 2+ <span style="color: #231f20; font-family: Times ...

Introduction: The selection of porcelain is based on high biocompatibility, endurance, superficial texture and aesthetics. Nevertheless, the innate fracture charateritics of porcelain is the main cause of the intra oral fractures. Electing a suitable porcelain restorative system in terms of stability of color is important. For this reason, this study aimed to examine the color changes of common...

Article history: Received 25 April 2014 Available online 18 September 2014 Communicated by William M. Kantor and Charles Leedham-Green