Dispersion is a fundamental measure of risk and opportunity in the stock market; it measures how differently stocks are performing, or are expected to perform. The Dispersion Index was launched in ...

Dispersion is an important statistical measure that quantifies the range of outcomes among the components of an index during a specific period. The S&P 500 Realized Dispersion Indices offer two ...

Performance dispersion is the distribution of medium-term price trends in any chosen investment universe. For example, in 2022 the S&P 500 lost 19%. The bottom top 25% performers posted an average ...

A singlemode optical fiber designed to reduce chromatic dispersion. The fiber core is fabricated in several layers with different refractive indices running in parallel throughout its length.

Proper use of dispersion agents in dispersions of organic nanoparticles can lead to improved dissolution and, thus, to improved bioavailability. It can even prevent crystallization of nanomaterials, ...

The total quantity of metal available for the reaction needs to be measured to characterize a catalyst sample. The available metal is measured in terms of a percentage of the total number of surface ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. The average hedge fund manager across all strategies has returned just less than 7 per cent so far this year, ...