112 citations · 165 across the 4 of their papers we have counts for
7 papers · 1 filter
Analysis of optical quantum state preparation using photon detectors in the finite-temporal-resolution regime
Tatsuki Sonoyama, Warit Asavanant, Kosuke Fukui +3
Quantum state preparation is important for quantum information processing. In particular, in optical quantum computing with continuous variables, non-Gaussian states are needed for…
Wave-function engineering via conditional quantum teleportation with non-Gaussian entanglement resource
Warit Asavanant, Kan Takase, Kosuke Fukui +3
We propose and analyze a setup to tailor the wave functions of the quantum states. Our setup is based on the quantum teleportation circuit, but instead of the usual two-mode squeez…
All-Optical Long-Distance Quantum Communication with Gottesman-Kitaev-Preskill qubits
Kosuke Fukui, Rafael N. Alexander, Peter van Loock
Quantum repeaters are a promising platform for realizing long-distance quantum communication and thus could form the backbone of a secure quantum internet, a scalable quantum netwo…
Polylog-overhead highly fault-tolerant measurement-based quantum computation: all-Gaussian implementation with Gottesman-Kitaev-Preskill code
Hayata Yamasaki, Kosuke Fukui, Yuki Takeuchi +2
Scalability of flying photonic quantum systems in generating quantum entanglement offers a potential for implementing large-scale fault-tolerant quantum computation, especially by…
Temporal-mode continuous-variable 3-dimensional cluster state for topologically-protected measurement-based quantum computation
Kosuke Fukui, Warit Asavanant, Akira Furusawa
Measurement-based quantum computation with continuous variables in an optical setup shows the great promise towards implementation of large-scale quantum computation, where the tim…
Tracking Quantum Error Correction
Kosuke Fukui, Akihisa Tomita, Atsushi Okamoto
To implement fault-tolerant quantum computation with continuous variables, the Gottesman--Kitaev--Preskill (GKP) qubit has been recognized as an important technological element. We…