A universal fault-tolerant quantum computer that can efficiently solve problems such as
integer factorization and unstructured database search requires millions of qubits with low …

Quantum error correction is essential for mitigating hardware errors in quantum computers
by encoding logical information into several physical qubits. However, no single error …

Trapped ions (TI) are a leading candidate for building Noisy Intermediate-Scale Quantum
(NISQ) hardware. TI qubits have fundamental advantages over other technologies such as …

Charged microparticles confined in electrodynamic traps evolve into strongly coupled
Coulomb systems (SCCS) which are the subject of current investigation. Recent results with …

We propose an adaptive quantum algorithm to prepare accurate variational time evolved
wave functions. The method is based on the projected variational quantum dynamics …

Topological color codes are widely acknowledged as promising candidates for fault-tolerant
quantum computing. Neither a two-dimensional nor a three-dimensional topology, however …

Quantum state preparation is a key step in all digital quantum simulation algorithms. Here
we propose methods to initialize on a gate-based quantum computer a general class of …

We describe the implementation of a three-dimensional Paul ion trap fabricated from a stack
of precision-machined silica glass wafers, which incorporates a pair of junctions for two …

Trapped ions (TIs) are a leading candidate for building Noisy Intermediate-Scale Quantum
(NISQ) hardware. TI qubits have fundamental advantages over other technologies, featuring …

[Background] Ions in an ion trap are among the most promising technologies to implement a
quantum processor. This machine is governed by a classic electronic control system, for …