Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Electron energy loss spectroscopy (EELS) is a robust technique that characterises the electronic structure and composition of materials by measuring the energy electrons lose when traversing or being ...

Kushal Agarwal is an expert analyst in energy and power sectors. He is currently a product manager at DSP Blackrock Mutual Fund. Pete Rathburn is a copy editor and fact-checker with expertise in ...