Pulsed field magnetometer (PFM) has the advantages of low cost, high magnetic field. However, in the process of the measurement, eddy current is induced in the sample, which affects the accuracy of ...

A novel method for the measurement of ultra small refractive index differences between two wavelengths is demonstrated. The method is based on the change of the phase matching conditions of a ...

Credit: Dotdash Meredith Gumbo Gumbo is a Louisiana stew (or soup if brothy!) that dates back to the early 18th century. Gumbo is the state dish of Louisiana, and there are a number of gumbo festivals ...