Correction of arbitrary field errors in population inversion of quantum systems by universal composite pulses

GT Genov, D Schraft, T Halfmann, NV Vitanov - Physical review letters, 2014 - APS
We introduce universal broadband composite pulse sequences for robust high-fidelity
population inversion in two-state quantum systems, which compensate deviations in any …

Ultrahigh-fidelity composite rotational quantum gates

HL Gevorgyan, NV Vitanov - Physical Review A, 2021 - APS
Composite pulse sequences, which produce arbitrary predefined rotations of a qubit on the
Bloch sphere, are presented. The composite sequences contain up to 17 pulses and can …

Linear-depth quantum circuits for -qubit Toffoli gates with no ancilla

M Saeedi, M Pedram - Physical Review A—Atomic, Molecular, and Optical …, 2013 - APS
We design a circuit structure with linear depth to implement an n-qubit Toffoli gate. The
proposed construction uses a quadratic-size circuit that consists of elementary two-qubit …

Adiabatic-rapid-passage multiphoton Bragg atom optics

T Kovachy, S Chiow, MA Kasevich - … Review A—Atomic, Molecular, and Optical …, 2012 - APS
The combination of adiabatic rapid passage and multiphoton Bragg diffraction (ARPMB
pulses) to efficiently transfer many photon recoils of momentum (ℏ k) to cold-atom clouds is …

Efficient construction of three-and four-qubit quantum gates by global entangling gates

SS Ivanov, PA Ivanov, NV Vitanov - Physical Review A, 2015 - APS
We present improved circuits for the Toffoli gate and the control-swap (Fredkin) gate using
three and four global two-qubit gates, respectively. This is a nearly double speedup …

Arbitrarily accurate narrowband composite pulse sequences

NV Vitanov - Physical Review A—Atomic, Molecular, and Optical …, 2011 - APS
Narrowband composite pulse sequences containing an arbitrary number N of identical
pulses are presented. The composite phases are given by a very simple analytic formula …

Dynamical suppression of unwanted transitions in multistate quantum systems

GT Genov, NV Vitanov - Physical Review Letters, 2013 - APS
We propose a method to suppress unwanted transition channels and achieve perfect
population transfer in multistate quantum systems by using composite pulse sequences …

Universal composite pulses for efficient population inversion with an arbitrary excitation profile

GT Genov, M Hain, NV Vitanov, T Halfmann - Physical Review A, 2020 - APS
We introduce a method to rotate arbitrarily the excitation profile of universal broadband
composite pulse sequences for robust high-fidelity population inversion. These pulses …

Optimized control of multistate quantum systems by composite pulse sequences

GT Genov, BT Torosov, NV Vitanov - … Review A—Atomic, Molecular, and Optical …, 2011 - APS
We introduce a technique for derivation of high-fidelity composite pulse sequences for two
types of multistate quantum systems: systems with the SU (2) and Morris-Shore dynamic …

Arbitrarily accurate passband composite pulses for dynamical suppression of amplitude noise

E Kyoseva, NV Vitanov - Physical Review A, 2013 - APS
We introduce high-fidelity passband (PB) composite pulse sequences constructed by
concatenation of recently derived arbitrarily large and arbitrarily accurate broadband B and …