Hydrogen-oxygen fuel cells are an alternative to rechargeable cells and batteries. In a hydrogen-oxygen fuel cell, hydrogen and oxygen are used to produce a voltage. Water is the only product.

Fuel cells close fuel cellDevice that produces a voltage continuously when supplied with a fuel and oxygen. work in a different way to chemical cells. Fuel cells produce a voltage continuously ...

A quality chemical probe has sufficient chemical and physical property data to permit utilization in in vitro and cell-based assays with interpretations of results attributed to its intact ...

A solar cell is made of two types of semiconductors, called p-type and n-type silicon. The p-type silicon is produced by adding atoms—such as boron or gallium—that have one less electron in their ...

When is an artificial cell alive? A Turing test–like method may provide the answer. You have full access to this article via your institution. The definition of 'life' has invoked innumerable ...