580 citations · 3.7k across the 49 of their papers we have counts for
46 papers · 1 filter
Experimental implementation of continuous-variable QAOA on a quad-rail lattice cluster state
Shota Yokoyama, Atsushi Sakaguchi, Jun-ichi Yoshikawa +6
We experimentally demonstrate the continuous-variable quantum approximate optimization algorithm (CV-QAOA) for multi-variable problems and multiple QAOA depths using a measurement-…
Unified formalism and adaptive algorithms for optimal quantum state, detector and process tomography
Shuixin Xiao, Xiangyu Wang, Yuanlong Wang +8
Quantum tomography is a standard technique for characterizing, benchmarking and verifying quantum systems/devices and plays a vital role in advancing quantum technology and underst…
Tracking Quantum Dynamics in an Optical Cavity for Recovering Purity and Squeezing via Quantum State Smoothing
Shota Yokoyama, Kiarn T. Laverick, David McManus +6
Tracking the dynamics of a quantum system is conventionally achieved by monitoring the system continuously in time and filtering the information contained in measurement records vi…
Configuration design of multimode Gaussian operations on continuous-variable quad-rail lattice cluster states
Jun-ichi Yoshikawa, Warit Asavanant, Hironari Nagayoshi +4
Continuous-variable quad-rail lattice cluster states enable flexible quantum circuit design on their two-dimensional structure. However, how to combine basic operations on the quad…
A full-stack analog optical quantum computing platform with one hundred inputs
Shota Yokoyama, Atsushi Sakaguchi, Warit Asavanant +11
Optical technology is a highly promising platform for quantum computing due to its enormous potential for large-scale, ultrafast computation. However, realizing a programmable and…
A two-stage solution to quantum process tomography: error analysis and optimal design
Shuixin Xiao, Yuanlong Wang, Jun Zhang +4
Quantum process tomography is a critical task for characterizing the dynamics of quantum systems and achieving precise quantum control. In this paper, we propose a two-stage soluti…