Cathode and Anode: These terms are widely used in electrolysis and electrochemical systems. Understanding them is important, as their charges vary based on the system and reaction they are involved in ...

It is not easy to make small particles and devices that propel themselves in liquid. Viscous effects predominate on the microscale and render most mechanical means of propulsion inefficient 1,2,3,4.

[Asia Economy Reporter Donghoon Jeong] POSCO Group is expanding its control over the entire battery supply chain, from raw material mining such as lithium and nickel to the production of key materials ...

A dry cell battery releases electricity though a chemical reaction that takes place between the zinc alloy outer can (the anode) and an electrolyte paste inside the battery (the cathode.) A porous ...

Electric car owners and InsideEVs readers normally know what an anode and a cathode are. At the Volkswagen Power Day, the German automaker wanted to take the definitions of the negative and positive ...

The project describes the operation of a cheap keychain lasers that are being sold in low price. In theory, most common laser heads contains two semiconductors inside which includes a laser diode (LD) ...