chroot said:A laser that's turned off could well be described as producing equal quantities of anticoherent photons, yes?
- Warren
RaymondKennethPetry said:Were you able to visit that website and turn up your brightness so you can see the question?- It was working then and is working now ... and UC Berkeley is buying his equipment to try for themselves, "at around half a million dollars a pop."
Ray.
Yes, some types of lasers can emit anticoherent photons. In particular, semiconductor lasers have been shown to produce anticoherent light.
In a laser, anticoherent photons are produced through a process called spontaneous emission, where excited electrons in the laser material return to their ground state and emit photons in random directions.
Coherent photons have a fixed phase relationship with each other, while anticoherent photons have a random phase relationship. This means that coherent light waves can interfere constructively, while anticoherent light waves do not exhibit interference patterns.
Anticoherent photons have been proposed for use in quantum information processing, as they have different properties than traditional coherent photons. They may also have potential applications in imaging and sensing technologies.
Currently, there are no commercially available lasers that specifically produce anticoherent photons. However, some research groups and companies are working on developing technologies to produce and utilize anticoherent photons in various applications.