Electron Spin Echo Envelope Modulation at Clock Transitions in Molecular Spin Qubits

Department of Physics, University of Florida, Gainesville, FL 32611, USA Quantum Theory Project, University of Florida, Gainesville, FL 32611, USA Center for Molecular Magnetic Quantum Materials National High Magnetic Field Laboratory, Florida State University, Tallahassee, FL 32310, USA Department of Physics, Florida State University, Tallahassee, FL 32306, USA Instituto de Ciencia Molecular (ICMol), Universitat de València, Paterna, Spain Department of Chemistry, University of Florida, Gainesville, FL 32611, USA