The adsorption kinetics and equilibrium studies of raw and treated RHA were conducted using methylene blue (MB) dye. The effect of the pH ... Figure 1 shows the XRD patterns of the raw and ...

The bottom line, though, is that companies are using a cornucopia of collection methods and sources to capture and process customer data on metrics, with interest in types of data ranging from ...

Dancing silently in Earth’s upper atmosphere, they form iridescent sheets of green and red (or sometimes blue and purple) light. And this week, across the northern United States—and even parts ...