Cooling the motion of trapped ions to near the quantum ground state is crucial for many
applications in quantum information processing and quantum metrology. However, certain …

Coulomb crystals have proven to be powerful and versatile tools for the study of ion–
molecule reactions under cold and controlled conditions. Reactions in Coulomb crystals are …

Ion-ion coupling over long distances represents a highly useful resource for quantum
technologies, for example, to sympathetically cool or interconnect qubits in ion-based …

The accurate characterization of the spatial electric field generated by electrodes in a
surface electrode trap is of paramount importance. In this pursuit, we have identified a …

This is the second paper in a series of papers providing an overview of different quantum
computing hardware platforms from an industrial end-user perspective. It follows our first …

We experimentally study the heating of trapped atomic ions during measurement of their
internal qubit states. During measurement, ions are projected into one of two basis states …

We present estimates for the number of ions needed to implement fault-tolerant lattice
surgery between spatially separated trapped-ion surface codes. Additionally, we determine …

This study examines the potential of defect-engineered pure SnO 2 nanoparticles as efficient
photocatalysts for wastewater treatment under sunlight irradiation. Two distinct SnO 2 …

Controlling the quantum interface between two bosonic modes is essential in countless
implementations of quantum information processing. However, full controllability is rarely …

Trapped ion experiments are a high-fidelity platform for studying quantum physics. Individual
atoms are photoionized, held in free space by electric fields, and typically form a linear …