Sound amplification by stimulated emission of radiation
Sound amplification by stimulated emission of radiation (SASER) refers to a device that emits acoustic radiation. [1] It focuses sound waves in a way that they can serve as accurate and …
Sasers: Sound-based Lasers Invented | Live Science
2022年10月14日 · Now scientists have created what they call a "saser," the sound-based equivalent. A saser produces an intense beam of uniform sound waves on a nano scale, …
Most powerful 'sound laser' to shake up acoustics | New Scientist
2009年6月15日 · Half a century since the first working laser kick-started a technological revolution in the field of optics, a new device promises to do the same for acoustics. UK and Ukrainian …
Saser - The Sonic Laser - TFOT
Scientists from the University of Nottingham have produced a new type of acoustic laser device, called Saser. It is a sonic equivalent to the laser, capable of producing an intense beam of …
Anthony Kent -- SASER -- Sound Amplification by Stimulated …
Sound amplification by stimulated emission of radiation, or SASER, is the acoustic analog of a laser. Instead of a feedback-built potent wave of electromagnetic radiation, a saser would …
The Sound Laser - Discover Magazine
1994年6月30日 · Lasers amplify light, masers amplify microwaves, and now, from France, comes the saser: a supercool glass rod that amplifies sound. Lasers have become ubiquitous: they …
Scientists develop saser--an acoustic laser--that produces …
2009年6月19日 · Scientists at The University of Nottingham, in collaboration with colleagues in the Ukraine, have produced an acoustic laser device called a saser that is the first to emit in …
Dynamics of a vertical cavity quantum cascade phonon laser ... - Nature
2013年7月25日 · Driven primarily by scientific curiosity, but also by the potential applications of intense sources of coherent sound, researchers have targeted the phonon laser (saser) since …
PHONON GENERATION: ‘Saser’ is resonant acoustic device
2006年6月30日 · A semiconductor quantum-well saser is fabricated on a gallium arsenide substrate. The device emits a phonon beam at 2.1 meV energy (510 GHz frequency). …
SASER (phonon laser) - Luis Foa Torres' home page
SASER is the acronym for Sound Amplification by Stimulated Emission of Radiation. The main function of a saser or phonon laser is to produce a highly coherent beam of ultrasound. As we …