Ligand field design enables quantum manipulation of spins in Ni<sup>2+</sup> complexes
Michael K. Wojnar, Krishnendu Kundu, Arailym Kairalapova, Xiao-Ling Wang, Andrew Ozarowski, Timothy C. Berkelbach, Stephen Hill, Danna E. Freedman
Abstract
Molecular qubits with the potential for optical read-out require careful ligand design to control zero-field splitting, D , for quantum manipulation. We find Ni 2+ in a sulfur ligand field in a near-ideal octahedral environment enables quantum control.
Topics & Concepts
Excited stateLigand field theoryElectron paramagnetic resonanceChemistryGround stateQuantum yieldHamiltonian (control theory)CrystallographyAtomic physicsPhysicsIonNuclear magnetic resonanceQuantum mechanicsMathematicsMathematical optimizationFluorescenceMagnetism in coordination complexesLanthanide and Transition Metal ComplexesDiamond and Carbon-based Materials Research