3 papers
quant-ph2026
The Quantum Composition Paradox
Jacob Biamonte
Quantum theory does not generally permit the probability laws obtained from individual unitary steps by the Born rule to be sewn into a consistent genealogy; we classify the except…
quant-ph2026
Quantum State Certification via Effective Parent Hamiltonians from Local Measurement Data
Guy-Philippe Nadon, Guanyi Heng, Pacôme Gasnier +8
The preparation and certification of quantum states is a fundamental challenge across quantum information technology. We introduce a tomography-free state certification method that…
quant-ph2024
Barren Plateaus in Variational Quantum Computing
Martin Larocca, Supanut Thanasilp, Samson Wang +7
Variational quantum computing offers a flexible computational paradigm with applications in diverse areas. However, a key obstacle to realizing their potential is the Barren Platea…