2023
Boosting quantum amplitude exponentially in variational quantum algorithms
Kyaw T, Soley M, Allen B, Bergold P, Sun C, Batista V, Aspuru-Guzik A. Boosting quantum amplitude exponentially in variational quantum algorithms. Quantum Science And Technology 2023, 9: 01lt01. DOI: 10.1088/2058-9565/acf4ba.Peer-Reviewed Original ResearchVariational quantum algorithmsQuantum algorithmsNoisy intermediate-scale quantum computersIntermediate-scale quantum computersImaginary time evolutionQuantum statesClassical optimization algorithmsGlobal optimization methodGround-state optimizationInitial quantum stateNon-vanishing probabilityQuantum amplitudesQuantum computerTransmon qubitsNumerical experimentsUnique maximumOptimization algorithmInitial wavefunctionChemical physicsPolynomial numberState optimizationAmplitude amplificationTime evolutionGeneral frameworkRange of algorithms
2020
Efficient Multiphoton Sampling of Molecular Vibronic Spectra on a Superconducting Bosonic Processor
Wang C, Curtis J, Lester B, Zhang Y, Gao Y, Freeze J, Batista V, Vaccaro P, Chuang I, Frunzio L, Jiang L, Girvin S, Schoelkopf R. Efficient Multiphoton Sampling of Molecular Vibronic Spectra on a Superconducting Bosonic Processor. Physical Review X 2020, 10: 021060. DOI: 10.1103/physrevx.10.021060.Peer-Reviewed Original ResearchMolecular vibronic spectraMultiphoton quantum statesVibronic spectraLinear optical systemsVibrational excited statesOptical photonsKerr interactionPhoton numberQuantum statesSuperconducting architecturesQuantum systemsOptical systemExcited statesQuantum machineBosonic systemsSuperconducting devicesGaussian operationsPhotoelectron processesInput statesMolecular ensemblesBosonic structurePhotonsPromising platformSpectraEfficient preparation
2011
Tunneling under Coherent Control by Sequences of Unitary Pulses
Saha R, Batista V. Tunneling under Coherent Control by Sequences of Unitary Pulses. The Journal Of Physical Chemistry B 2011, 115: 5234-5242. PMID: 21384933, DOI: 10.1021/jp108331x.Peer-Reviewed Original ResearchAnti-Zeno effectsQuantum ZenoQuantum dynamicsCoherent evolutionDynamical decoupling protocolsCoherent control scenarioSequence of pulsesCoherent controlDecoupling protocolQuantum statesIncoherent phenomenonStochastic sequencePulse fieldInterference phenomenaPerturbation theoryPulsesPossible realizationControl sequenceSubtle interplayFirst orderControl scenariosDecoherenceDynamicsTunnelingStochastic
2005
Coherent optical control of electronic excitations in functionalized semiconductor nanostructures
Rego L, Abuabara S, Batista V. Coherent optical control of electronic excitations in functionalized semiconductor nanostructures. Quantum Information And Computation 2005, 5: 318-334. DOI: 10.26421/qic5.45-4.Peer-Reviewed Original ResearchSemiconductor nanostructuresCoherent optical controlCoherent quantum stateSpatial Rabi oscillationsElectro-optic devicesAvailable semiconductor materialsBasic model componentsRabi oscillationsCoherent excitationOptical controlQuantum statesElectronic excitationPresented computational methodVacuum conditionsSemiconductor materialsElectron-hole transferNanostructuresAnatase nanostructuresExcitationComputational methodsQuantumLaserModel componentsCatechol moleculesOscillations