laserazinetype

Laserazine is a type of laser that uses a mixture of helium and neon gases as its active medium. It operates on the principle of stimulated emission, where a photon of light induces the emission of another photon from an excited atom. The laserazine laser was first demonstrated in 1960 by Ali Javan, William R. Bennett, and Donald R. Herriott. It is notable for being the first gas laser to operate continuously at room temperature, making it a significant milestone in the development of laser technology.

The active medium in a laserazine laser consists of a mixture of helium and neon gases at a pressure of about 1 atmosphere. The helium serves as a buffer gas, while the neon provides the lasing transitions. The laserazine laser typically operates in the visible spectrum, with the most common lasing wavelength being 632.8 nanometers, which corresponds to a red light.

The laserazine laser has several applications, including holography, interferometry, and optical communications. Its continuous operation at room temperature makes it a practical and reliable source of coherent light for various scientific and industrial applications. However, it has largely been superseded by more efficient and versatile laser types, such as the helium-neon laser and semiconductor lasers.