# From Microwave to Optical: A Quantum Leap in Entanglement! 🌌✨
1. **Researchers in Austria have demonstrated a protocol for entangling microwave and optical photons**. This achievement is a step towards creating a quantum internet by allowing microwave frequency circuits to exchange quantum information through optical fibers.
2. **Transferring quantum information is challenging due to background noise and decoherence**. The entanglement of microwave and optical photons could help overcome this issue by enabling quantum transduction or quantum teleportation, facilitating the transfer of quantum information between different types of qubits.
3. **The experiment involved generating entangled pairs of photons with significantly different energy levels**. By utilizing a combination of microwave and optical wavelengths, researchers were able to verify the entanglement between the two fields. The goal is to extend this entanglement to qubits and implement it in practical applications.
## Supplemental Information ℹ️
The article discusses a recent achievement in entangling microwave and optical photons, which has the potential to contribute to the development of a quantum internet. This entanglement could enable the transfer of quantum information between different types of qubits by utilizing optical fibers. The researchers employed quantum transduction and quantum teleportation approaches to overcome challenges related to noise and loss. The experiment involved generating entangled pairs of photons with significantly different energy levels, demonstrating the feasibility of entangling microwave and optical fields. The next steps involve extending this entanglement to qubits and implementing it in real-world scenarios.
### ELI5 💁
Scientists have found a way to connect microwave and optical photons together, like linking two different types of building blocks. This connection could help create a quantum internet, where information can be sent securely using quantum properties. The challenge is that these building blocks are very sensitive and easily disrupted, so the scientists had to come up with clever techniques to make them work together. They succeeded in making the connection, and now they want to make it even better and use it for practical purposes. It’s like discovering a new way to build a bridge that can make communication faster and more secure.
#### Source 📚: https://physicsworld.com/a/microwave-photons-are-entangled-with-optical-photons/