The future of quantum computing with superconducting qubits
For the first time in history, we are seeing a branching point in computing paradigms with the
emergence of quantum processing units (QPUs). Extracting the full potential of computation …
emergence of quantum processing units (QPUs). Extracting the full potential of computation …
Building a fault-tolerant quantum computer using concatenated cat codes
We present a comprehensive architectural analysis for a proposed fault-tolerant quantum
computer based on cat codes concatenated with outer quantum error-correcting codes. For …
computer based on cat codes concatenated with outer quantum error-correcting codes. For …
Blueprint for a scalable photonic fault-tolerant quantum computer
Photonics is the platform of choice to build a modular, easy-to-network quantum computer
operating at room temperature. However, no concrete architecture has been presented so …
operating at room temperature. However, no concrete architecture has been presented so …
Fault-tolerant resource estimate for quantum chemical simulations: Case study on Li-ion battery electrolyte molecules
We estimate the resources required in the fusion-based quantum computing scheme to
simulate electrolyte molecules in Li-ion batteries on a fault-tolerant, photonic quantum …
simulate electrolyte molecules in Li-ion batteries on a fault-tolerant, photonic quantum …
Magic state distillation: Not as costly as you think
D Litinski - Quantum, 2019 - quantum-journal.org
Despite significant overhead reductions since its first proposal, magic state distillation is
often considered to be a very costly procedure that dominates the resource cost of fault …
often considered to be a very costly procedure that dominates the resource cost of fault …
Cost of universality: A comparative study of the overhead of state distillation and code switching with color codes
Estimating and reducing the overhead of fault-tolerance (FT) schemes is a crucial step
toward realizing scalable quantum computers. Of particular interest are schemes based on …
toward realizing scalable quantum computers. Of particular interest are schemes based on …
Quantifying the magic of quantum channels
To achieve universal quantum computation via general fault-tolerant schemes, stabilizer
operations must be supplemented with other non-stabilizer quantum resources. Motivated …
operations must be supplemented with other non-stabilizer quantum resources. Motivated …
Lower bounds on the non-Clifford resources for quantum computations
Treating stabilizer operations as free, we establish lower bounds on the number of resource
states, also known as magic states, needed to perform various quantum computing tasks …
states, also known as magic states, needed to perform various quantum computing tasks …
[HTML][HTML] Fault-tolerant magic state preparation with flag qubits
Magic state distillation is one of the leading candidates for implementing universal fault-
tolerant logical gates. However, the distillation circuits themselves are not fault-tolerant, so …
tolerant logical gates. However, the distillation circuits themselves are not fault-tolerant, so …
No-go theorems for quantum resource purification
The manipulation of quantum “resources” such as entanglement, coherence, and magic
states lies at the heart of quantum science and technology, empowering potential …
states lies at the heart of quantum science and technology, empowering potential …