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  • PhysRevB.56.1049

    Rights statement: © 1997 The American Physical Society

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Image of local density of states fluctuations in disordered metals in the differential conductance of tunneling via a resonant impurity level

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Image of local density of states fluctuations in disordered metals in the differential conductance of tunneling via a resonant impurity level. / Falko, Vladimir .
In: Physical review B, Vol. 56, No. 3, 15.07.1997, p. 1049-1052.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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@article{418831b457864579adea7661dbb3aa35,
title = "Image of local density of states fluctuations in disordered metals in the differential conductance of tunneling via a resonant impurity level",
abstract = "Differential conductance of the resonant-tunneling structure with a single impurity level studied in the current plateau regime undergoes fluctuations around a zero average manifesting the energy dependence of the local density of states in a disordered electrode. Although the rms value of dI/dV depends on disorder and barrier transparencies, it is almost independent of temperature and, as a function of bias voltage, has a correlation function scaled by the intrinsic width of the resonance, which can be regarded as a tool to measure this quantity beyond the main differential-conductance peak. The analysis is extended to the regime of classically high magnetic fields where both the amplitude and correlation magnetic field are expected to increase.",
author = "Vladimir Falko",
note = "{\textcopyright} 1997 The American Physical Society",
year = "1997",
month = jul,
day = "15",
doi = "10.1103/PhysRevB.56.1049",
language = "English",
volume = "56",
pages = "1049--1052",
journal = "Physical review B",
issn = "1098-0121",
publisher = "AMER PHYSICAL SOC",
number = "3",

}

RIS

TY - JOUR

T1 - Image of local density of states fluctuations in disordered metals in the differential conductance of tunneling via a resonant impurity level

AU - Falko, Vladimir

N1 - © 1997 The American Physical Society

PY - 1997/7/15

Y1 - 1997/7/15

N2 - Differential conductance of the resonant-tunneling structure with a single impurity level studied in the current plateau regime undergoes fluctuations around a zero average manifesting the energy dependence of the local density of states in a disordered electrode. Although the rms value of dI/dV depends on disorder and barrier transparencies, it is almost independent of temperature and, as a function of bias voltage, has a correlation function scaled by the intrinsic width of the resonance, which can be regarded as a tool to measure this quantity beyond the main differential-conductance peak. The analysis is extended to the regime of classically high magnetic fields where both the amplitude and correlation magnetic field are expected to increase.

AB - Differential conductance of the resonant-tunneling structure with a single impurity level studied in the current plateau regime undergoes fluctuations around a zero average manifesting the energy dependence of the local density of states in a disordered electrode. Although the rms value of dI/dV depends on disorder and barrier transparencies, it is almost independent of temperature and, as a function of bias voltage, has a correlation function scaled by the intrinsic width of the resonance, which can be regarded as a tool to measure this quantity beyond the main differential-conductance peak. The analysis is extended to the regime of classically high magnetic fields where both the amplitude and correlation magnetic field are expected to increase.

U2 - 10.1103/PhysRevB.56.1049

DO - 10.1103/PhysRevB.56.1049

M3 - Journal article

VL - 56

SP - 1049

EP - 1052

JO - Physical review B

JF - Physical review B

SN - 1098-0121

IS - 3

ER -