4 papers
Waveguide-array-based multiplexed photonic interface for atom array
Yuya Maeda, Toshiki Kobayashi, Takuma Ueno +12
The growing demand for high-capacity quantum communication and large-scale quantum computing underscores the importance of networking quantum processing units via multiplexed photo…
Channel-selective frequency up-conversion for frequency-multiplexed quantum network
Shoichi Murakami, Shunsuke Hiraoka, Toshiki Kobayashi +2
We demonstrate channel-selective frequency up-conversion from telecom wavelengths around 1540 nm for optical fiber communication to visible wavelengths around 780 nm, based on seco…
Improving the Rate-Loss Scaling in Polarization Entanglement Distribution using Single-Click Entanglement Swapping
Hikaru Shimizu, Joe Yoshimoto, Daiki Ichii +3
Polarization entanglement is widely used in optical quantum information processing due to its compatibility with standard optical components. On the other hand, it is known that po…
Quantum state estimation of multi-partite single photon path entanglement via local measurements
Hikaru Shimizu, Joe Yoshimoto, Kazufumi Tanji +5
Multipartite entanglement plays a critical role in various applications of quantum internet. In these applications, the entanglement is usually shared by the distant parties. Exper…