Quantum Leap Forward: ORNL’s Single-Chip Breakthrough Brings the Quantum Internet Closer

ORNL: This advancement could help mass-produce quantum devices, reducing the cost and complexity of current systems and paving the way for widespread quantum internet use.

ORNL - Researchers at Oak Ridge National Laboratory (ORNL) have demonstrated a new quantum photonic device that integrates key capabilities on a single chip for the first time. This innovation focuses on quantum computing with photons to create qubits, which can exist in multiple states simultaneously.

China Says It Carried Out First Successful Attack By Quantum Computer On Military-Grade Encryption

Poland Works To Construct Quantum Computer For Military Applications As Technology Progresses

US, Russia, China Compete For AI Dominance, China Plans To Mass Produce Humanoid Robots By 2025

ORNL’s device encodes qubits on photons, generating entangled qubit pairs essential for quantum networks, akin to classical transistors. This development marks a step towards a quantum internet, potentially utilizing existing fiber-optic infrastructure for stable, secure communication.

The integrated chip features components like microring resonators and polarization splitter-rotators to generate and manipulate broadband polarization-entangled photons.

This advancement could help mass-produce quantum devices, reducing the cost and complexity of current systems and paving the way for widespread quantum internet use. Support for this research came from various institutions, including the Department of Energy, National Science Foundation, and Air Force Research Laboratory.