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000154994 0247_ $$2doi$$a10.1103/PhysRevB.90.045407
000154994 0247_ $$2ISSN$$a0163-1829
000154994 0247_ $$2ISSN$$a1095-3795
000154994 0247_ $$2ISSN$$a1550-235X
000154994 0247_ $$2ISSN$$a0556-2805
000154994 0247_ $$2ISSN$$a1098-0121
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000154994 037__ $$aFZJ-2014-04193
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000154994 1001_ $$0P:(DE-HGF)0$$aSaptsov, R. B.$$b0$$eCorresponding Author
000154994 245__ $$aTime-dependent quantum transport: Causal superfermions, exact fermion-parity protected decay modes, and Pauli exclusion principle for mixed quantum states
000154994 260__ $$aCollege Park, Md.$$bAPS$$c2014
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000154994 520__ $$aWe extend the recently developed causal superfermion approach to the real-time diagrammatic transport theory to time-dependent decay problems. Its usefulness is illustrated for the Anderson model of a quantum dot with tunneling rates depending on spin due to ferromagnetic electrodes and/or spin polarization of the tunnel junction. This approach naturally leads to an exact result for one of the time-dependent decay modes for any value of the Coulomb interaction compatible with the wideband limit. We generalize these results to multilevel Anderson models and indicate constraints they impose on renormalization-group schemes in order to recover the exact noninteracting limit.(i) We first set up a second quantization scheme in the space of density operators constructing “causal” field superoperators using the fundamental physical principles of causality/probability conservation and fermion-parity superselection (univalence). The time-dependent perturbation series for the time evolution is renormalized by explicitly performing the wideband limit on the superoperator level. As a result, the occurrence of destruction and creation superoperators are shown to be tightly linked to the physical short- and long-time reservoir correlations, respectively. This effective theory takes as a reference a damped local system, which may also provide an interesting starting point for numerical calculations of memory kernels in real time. (ii) A remarkable feature of this approach is the natural appearance of a fermion-parity protected decay mode which can be measured using a setup proposed earlier [Phys. Rev. B 85, 075301 (2012)]. This mode can be calculated exactly in the fully Markovian, infinite-temperature limit by leading-order perturbation theory, but surprisingly persists unaltered for finite temperature, for any interaction and tunneling spin polarization. (iii) Finally, we show how a Liouville-space analog of the Pauli principle directly leads to an exact expression in the noninteracting limit for the time evolution, extending previous works by starting from an arbitrary initial mixed state including spin and pairing coherences and two-particle correlations stored on the quantum dot. This exact result is obtained already in finite-order renormalized perturbation theory, which surprisingly is not quadratic but quartic in the field superoperators, despite the absence of Coulomb interaction. The latter fact we relate to the time evolution of the two-particle component of the mixed state, which is just the fermion-parity operator, a cornerstone of the formalism. We illustrate how the super-Pauli-principle also simplifies problems with nonzero Coulomb interaction.
000154994 536__ $$0G:(DE-HGF)POF2-422$$a422 - Spin-based and quantum information (POF2-422)$$cPOF2-422$$fPOF II$$x0
000154994 542__ $$2Crossref$$i2014-07-14$$uhttp://link.aps.org/licenses/aps-default-license
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000154994 7001_ $$0P:(DE-Juel1)131026$$aWegewijs, M. R.$$b1$$ufzj
000154994 77318 $$2Crossref$$3journal-article$$a10.1103/physrevb.90.045407$$bAmerican Physical Society (APS)$$d2014-07-14$$n4$$p045407$$tPhysical Review B$$v90$$x1098-0121$$y2014
000154994 773__ $$0PERI:(DE-600)2844160-6$$a10.1103/PhysRevB.90.045407$$gVol. 90, no. 4, p. 045407$$n4$$p045407$$tPhysical review / B$$v90$$x1098-0121$$y2014
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000154994 9132_ $$0G:(DE-HGF)POF3-141$$1G:(DE-HGF)POF3-140$$2G:(DE-HGF)POF3-100$$aDE-HGF$$bForschungsbereich Energie$$lFuture Information Technology - Fundamentals, Novel Concepts and Energy Efficiency (FIT)$$vControlling Electron Charge-Based Phenomena$$x0
000154994 9131_ $$0G:(DE-HGF)POF2-422$$1G:(DE-HGF)POF2-420$$2G:(DE-HGF)POF2-400$$3G:(DE-HGF)POF2$$4G:(DE-HGF)POF$$aDE-HGF$$bSchlüsseltechnologien$$lGrundlagen zukünftiger Informationstechnologien$$vSpin-based and quantum information$$x0
000154994 9141_ $$y2014
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000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.50.2019
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1126/science.283.5409.1905
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/0953-8984/15/33/201
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1038/nature02693
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.94.196802
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1126/science.1126940
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1126/science.1141243
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.100.046803
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/RevModPhys.79.1217
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/RevModPhys.85.961
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1038/ncomms2544
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1109/5.752518
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.104.236801
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.77.241303
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1038/nphys1186
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.106.176601
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.108.046802
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.95.196801
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.102.219902
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.71.193303
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.82.125124
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/0953-8984/19/37/376206
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1002/andp.201100045
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.104.106801
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.87.195108
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.77.195316
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.74.245113
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.88.235426
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.112.146802
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.86.235432
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.85.075301
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.81.165318
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.89.195305
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/0957-4484/21/27/272001
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.50.18436
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.78.4482
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1140/epjb/e2013-40618-9
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.73.195316
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.78.235424
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.82.235307
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.94.206805
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.102.225501
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1021/nl1009603
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.81.155431
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.86.165427
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.87.201104
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.77.134513
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1007/BF01323673
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1016/j.physrep.2008.05.003
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1140/epjst/e2009-00962-3
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/1367-2630/10/4/043026
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1063/1.3262519
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/0953-8984/24/22/225304
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.76.1715
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.54.16820
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1063/1.3548065
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1080/00018730902850504
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/1751-8113/43/10/103001
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRev.88.101
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.88.115435
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.86.035432
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.88.155424
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.84.075150
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/1367-2630/15/7/073018
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.82.205323
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1039/c1cp20702d
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/1367-2630/15/1/013014
000154994 999C5 $$1H. Schoeller$$2Crossref$$oH. Schoeller Mesoscopic Electron Transport 1997$$tMesoscopic Electron Transport$$y1997
000154994 999C5 $$1H. Schoeller$$2Crossref$$oH. Schoeller Interactions and Transport Properties 1999$$tInteractions and Transport Properties$$y1999
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.83.205103
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.74.085324
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/1367-2630/12/8/083013
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1088/0022-3719/4/8/018
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.43.2541
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRev.155.1428
000154994 999C5 $$1N. N. Bogolubov$$2Crossref$$9-- missing cx lookup --$$a10.1007/978-94-009-0491-0$$y1987
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1016/j.optcom.2004.05.061
000154994 999C5 $$1L. D. Landau$$2Crossref$$oL. D. Landau Quantum Mechanics: Non-relativistic Theory 1977$$tQuantum Mechanics: Non-relativistic Theory$$y1977
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.77.195416
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.80.235306
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.108.260601
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1209/0295-5075/90/30003
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.85.054418
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.68.115105
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.96.026805
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.100.150601
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.82.155407
000154994 999C5 $$1H.-P. Breuer$$2Crossref$$oH.-P. Breuer The Theory of Open Quantum Systems 2002$$tThe Theory of Open Quantum Systems$$y2002
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.95.246803
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.74.085305
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1209/0295-5075/98/57003
000154994 999C5 $$1L. D. Landau$$2Crossref$$oL. D. Landau Statistical Physics 1980$$tStatistical Physics$$y1980
000154994 999C5 $$1E. Fick$$2Crossref$$9-- missing cx lookup --$$a10.1007/978-3-642-83715-9$$y1990
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/RevModPhys.29.74
000154994 999C5 $$1S. Mukamel$$2Crossref$$oS. Mukamel Principles of Nonlinear Optical Spectroscopy 1995$$tPrinciples of Nonlinear Optical Spectroscopy$$y1995
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/RevModPhys.81.1665
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1016/0029-5582(60)90285-6
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.50.5528
000154994 999C5 $$1L. Levitov$$2Crossref$$oL. Levitov Green's Functions: Theory and Practice 2002$$tGreen's Functions: Theory and Practice$$y2002
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.83.115416
000154994 999C5 $$1A. Erdély$$2Crossref$$oA. Erdély Higher Transcendental Functions 1953$$tHigher Transcendental Functions$$y1953
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.78.235110
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.79.245102
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.76.165316
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.90.166602
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.91.247202
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.92.056601
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.70.195345
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.72.121302
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.53.15932
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.56.15215
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevB.72.205319
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1143/JPSJ.71.2969
000154994 999C5 $$2Crossref$$9-- missing cx lookup --$$a10.1103/PhysRevLett.107.093901