Scientists create quantum sound device that could transform communications

Researchers at McGill University have developed a quantum device that generates phonons, or sound-like particles, at near-absolute zero temperatures. This technology could lead to the development of phonon lasers for use in communications and medical diagnostics.
Why it matters
This breakthrough offers a new way to manipulate sound at the quantum level, potentially providing alternatives to light-based communication systems in environments where light cannot travel.
Researchers at McGill University have developed a new quantum device that generates tiny sound-like particles called phonons at temperatures just above absolute zero. The advance could help pave the way for phonon lasers, a technology with potential uses in communications, medical diagnostics, and advanced sensing.
The article is a technical summary of scientific research without any political or subjective framing.
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