2 papers
math.FA2026
Vanishing Moment Dilations and Applications to Balanced and Graph Frames
Deguang Han, Shankhadeep Mondal, Kai Liu +1
Given a matrix we examine finite frames with vanishing -moments and investigate their connections with the frame dilation proper…
quant-ph2026
Enhancing Phase Retrievability of Quantum Channels via Interferometric Coupling
Kai Liu, Deguang Han, Omar Nour
Phase retrievability of a quantum channel asks whether pure states can be reconstructed from suitable measurements. In this paper, we study this problem from three complementary vi…