Major expansion of magic state distillation protocol classification from length 38 to 54. Identified 74 optimal fault-tolerant quantum computing protocols—65 entirely new—advancing efficient resource-constrained qubit operations.

Major expansion of magic state distillation protocol classification from length 38 to 54. Identified 74 optimal fault-tolerant quantum computing protocols—65 entirely new—advancing efficient resource-constrained qubit operations.
Establishes fundamental tradeoff between classical memory and magic states in quantum compilation: each bit of deferred memory costs ≥2 committed T-gates, with evidence supporting rate 3 under proposed equidistribution conjecture.
Exact computation of logical error rates for magic state cultivation circuits using Pauli propagation and tensor contraction. Reveals lower fault distances than expected, explaining observed distance degradation effects.
Novel protocol achieves cubic error suppression in magic state preparation, reducing resource overhead to 19 qubits and 82 CNOTs through optimized stabilizer-generator design for fault-tolerant quantum computation.
Korea University researchers developed a method to directly generate entangled |CS⟩ states, reducing operational complexity by ~37% while demonstrating fault tolerance up to three errors—advancing scalable quantum computing.
Novel approach to prepare entangled non-Clifford quantum states directly using a protected six-bit classical record and verified error correction, demonstrating 35-37% operation-count reduction with fault-order-three guarantees.