In this paper, we investigate the relationship between the quantum speedup, non-Markovianity and formation of a system-environment bound state. Previous results show a monotonic relation between these three such that providing bound states with more negative energy can lead to a higher degree of non-Markovianity, and hence to a greater speed of quantum evolution. By studying dynamics of a dissipative two-level system or a V-type three-level system, when similar and additional systems are present, we reveal that the quantum speedup is exclusively related to the formation of the system-environment bound state, while the non-Markovian effect of the system dynamics is neither necessary nor sufficient to speed up the quantum evolution. On the other hand, it is shown that only the formation of the system-environment bound state plays a decisive role in the acceleration of the quantum evolution.
机构:
Scuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Caneva, T.
Murphy, M.
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Univ Ulm, Inst Quanteninformat Verarbeitung, D-89069 Ulm, GermanyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Murphy, M.
Calarco, T.
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Univ Ulm, Inst Quanteninformat Verarbeitung, D-89069 Ulm, Germany
European Ctr Theoret Studies, I-38050 Villazzano, TN, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Calarco, T.
Fazio, R.
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NEST CNR INFM Scuola Normale Super, I-56126 Pisa, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Fazio, R.
Montangero, S.
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Univ Ulm, Inst Quanteninformat Verarbeitung, D-89069 Ulm, Germany
NEST CNR INFM Scuola Normale Super, I-56126 Pisa, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Montangero, S.
Giovannetti, V.
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NEST CNR INFM Scuola Normale Super, I-56126 Pisa, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Giovannetti, V.
Santoro, G. E.
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h-index: 0
机构:
Scuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
CNR INFM Democritos Natl Simulat Ctr, I-34014 Trieste, Italy
ICTP, I-34014 Trieste, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Cimmarusti, A. D.
Yan, Z.
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h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USA
Shanxi Univ, Inst Optoelect, State Key Lab Quantum Opt & Quantum Opt Devices, Taiyuan 030006, Peoples R ChinaUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Yan, Z.
Patterson, B. D.
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h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Patterson, B. D.
Corcos, L. P.
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h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Corcos, L. P.
Orozco, L. A.
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h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Orozco, L. A.
Deffner, S.
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h-index: 0
机构:
Los Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA
Los Alamos Natl Lab, Ctr Nonlinear Studies, Los Alamos, NM 87545 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
机构:
Scuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Caneva, T.
Murphy, M.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Ulm, Inst Quanteninformat Verarbeitung, D-89069 Ulm, GermanyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Murphy, M.
Calarco, T.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Ulm, Inst Quanteninformat Verarbeitung, D-89069 Ulm, Germany
European Ctr Theoret Studies, I-38050 Villazzano, TN, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Calarco, T.
Fazio, R.
论文数: 0引用数: 0
h-index: 0
机构:
NEST CNR INFM Scuola Normale Super, I-56126 Pisa, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Fazio, R.
Montangero, S.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Ulm, Inst Quanteninformat Verarbeitung, D-89069 Ulm, Germany
NEST CNR INFM Scuola Normale Super, I-56126 Pisa, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Montangero, S.
Giovannetti, V.
论文数: 0引用数: 0
h-index: 0
机构:
NEST CNR INFM Scuola Normale Super, I-56126 Pisa, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
Giovannetti, V.
Santoro, G. E.
论文数: 0引用数: 0
h-index: 0
机构:
Scuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
CNR INFM Democritos Natl Simulat Ctr, I-34014 Trieste, Italy
ICTP, I-34014 Trieste, ItalyScuola Int Super Studi Avanzati, SISSA, I-34014 Trieste, Italy
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Cimmarusti, A. D.
Yan, Z.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USA
Shanxi Univ, Inst Optoelect, State Key Lab Quantum Opt & Quantum Opt Devices, Taiyuan 030006, Peoples R ChinaUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Yan, Z.
Patterson, B. D.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Patterson, B. D.
Corcos, L. P.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Corcos, L. P.
Orozco, L. A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
NIST, College Pk, MD 20742 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA
Orozco, L. A.
Deffner, S.
论文数: 0引用数: 0
h-index: 0
机构:
Los Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA
Los Alamos Natl Lab, Ctr Nonlinear Studies, Los Alamos, NM 87545 USAUniv Maryland, Dept Phys, Joint Quantum Inst, College Pk, MD 20742 USA