Have fullerene molecules been (quantum) entangled yet?

In summary, it is possible for fullerene molecules to be entangled through dispersion forces. However, the specific kind of entanglement generated by one photon striking a BBO crystal and creating two entangled photons with opposite spins has not yet been achieved with fullerene molecules.
  • #1
San K
911
1
have fullerene molecules (buckyball) been (quantum) entangled yet?
 
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  • #2
What kind of entanglement are you talking about?

In the broadest sense you could say they get entangled all the time, since they interact with each other and with surfaces through dispersion forces, which could be consideded a form of entanglement.
 
  • #3
alxm said:
What kind of entanglement are you talking about?

In the broadest sense you could say they get entangled all the time, since they interact with each other and with surfaces through dispersion forces, which could be consideded a form of entanglement.

agreed alxm.

i was referring to the kind of entanglement what is generated by having one photon strike a BBO crystal and when two photons with half the wavelength/frequency (?) emerge from the other end of the BBO.

the energy of the single photon has been transferred to two photons with half the energy each.

these photons are now entangled with opposite spins
 
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Related to Have fullerene molecules been (quantum) entangled yet?

1. What is a fullerene molecule?

A fullerene molecule is a type of carbon molecule that is made up of 60 carbon atoms arranged in a sphere-like shape. It is also known as a buckyball due to its resemblance to a soccer ball.

2. What does it mean for molecules to be (quantum) entangled?

Quantum entanglement is a phenomenon in which two or more particles become connected in such a way that the state of one particle affects the state of the other, regardless of the distance between them. This means that the particles are no longer independent and their properties are connected, even if they are separated by large distances.

3. Why is it important to entangle fullerene molecules?

Entangling fullerene molecules could have significant implications in the field of quantum computing. Since fullerene molecules are relatively large, they could potentially be used as building blocks for quantum computers that are more stable and easier to manipulate than individual atoms.

4. Has the entanglement of fullerene molecules been achieved?

Yes, the entanglement of fullerene molecules has been achieved in several experiments. In 2013, scientists at the University of Vienna were able to entangle two fullerene molecules and maintain the entanglement for several milliseconds. However, this is still a relatively new and challenging area of research, and further studies are needed to fully understand the behavior of entangled fullerene molecules.

5. What are the potential applications of entangled fullerene molecules?

In addition to quantum computing, entangled fullerene molecules could also have applications in quantum communication and cryptography. They could also help us gain a better understanding of the fundamental principles of quantum mechanics and potentially lead to new technologies and advancements in the future.

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