ETRI

research · research-org · Daejeon, South Korea · etri.re.kr

Machines in the Atlas (1)

• ETRI 8-photon silicon-photonic qubit chip — DEMONSTRATED (chip level), 8 q, Nov 2024

Technologies its machines use

• Single photon (discrete variable) · 1
• Dual-rail (erasure) encoding · 1
• Linear-optical fusion (heralded) · 1
• Photonic switching / routing (electro-optic, feed-forward) · 1
• Electro-optic drive + feed-forward electronics (room temperature) · 1
• Single-photon detection (SNSPD / TES) · 1
• Photonic IC foundry (SiN, BTO, TFLN, SNSPD on 300 mm) · 1

Architectures

• Fusion-based photonic (FBQC)