4 papers
Four-state discrimination for a pair of spin qubits via gate reflectometry
Aritra Sen, András Pályi
Single-electron spin qubits defined in quantum dots are used as building blocks of a semiconductor-based quantum computer. Readout in a scaled-up version of such a quantum computer…
RING: Rabi oscillations induced by nonresonant geometric drive
Baksa Kolok, András Pályi
Coherent control of two-level quantum systems is typically achieved using resonant driving fields, forming the basis for qubit operations. Here, we report a mechanism for inducing…
The EU Quantum Flagship's Key Performance Indicators for Quantum Computing
Zoltán Zimborás, Attila Portik, David Aguirre +10
As quantum processors continue to scale in size and complexity, the need for well-defined, reproducible, and technology-agnostic performance metrics becomes increasingly critical.…
Multifold degeneracy points of quantum systems and singularities of matrix varieties
György Frank, András Pályi, GergŠPintér +1
Parameter-dependent quantum systems often exhibit energy degeneracy points, whose comprehensive description naturally lead to the application of methods from singularity theory. A…