Results 21 to 30 of about 454,935 (314)

Proximity Effect between Two Superconductors Spatially Resolved by Scanning Tunneling Spectroscopy [PDF]

open access: yesPhysical Review X, 2014
We present a combined experimental and theoretical study of the proximity effect in an atomic-scale controlled junction between two different superconductors.
V. Cherkez   +7 more
doaj   +2 more sources

Electronic transport in planar atomic-scale structures measured by two-probe scanning tunneling spectroscopy. [PDF]

open access: yesNat Commun, 2019
Miniaturization of electronic circuits into the single-atom level requires novel approaches to characterize transport properties. Due to its unrivaled precision, scanning probe microscopy is regarded as the method of choice for local characterization of ...
Kolmer M   +11 more
europepmc   +2 more sources

How the vortex lattice of a superconductor becomes disordered: a study by scanning tunneling spectroscopy. [PDF]

open access: yesSci Rep, 2015
Order-disorder transitions take place in many physical systems, but observing them in detail in real materials is difficult. In two- or quasi-two-dimensional systems, the transition has been studied by computer simulations and experimentally in electron ...
Zehetmayer M.
europepmc   +3 more sources

Electronic states and magnetic response of MnBi2Te4 by scanning tunneling microscopy and spectroscopy. [PDF]

open access: yesNano letters (Print), 2020
Exotic quantum phenomena have been demonstrated in recently discovered intrinsic magnetic topological insulator MnBi2Te4. At its two-dimensional limit, the quantum anomalous Hall (QAH) effect and axion insulator state were observed in odd and even layers
Yonghao Yuan   +12 more
semanticscholar   +1 more source

Scanning tunnelling miscroscopy/spectroscopy and X-ray absorption spectroscopy studies of Co adatoms and anoislands on highly oriented pyrolytic graphite [PDF]

open access: yes, 2010
In this paper, the scanning tunneling microscopy, scanning tunneling spectroscopy and X-ray absorption spectroscopy of cobalt adatoms and nanoislands were studied on a highly oriented pyrolytic graphite.
de Jong, M.P.   +6 more
core   +7 more sources

Terahertz-Field-Driven Scanning Tunneling Luminescence Spectroscopy

open access: yes, 2021
Coupling an intense electric field of terahertz (THz) pulse to a scanning tunneling microscope (STM) has opened new avenues for conducting ultrafast electron manipulation and tracking quantum dynam...
Kensuke Kimura   +7 more
semanticscholar   +1 more source

From a wide band gap to the superconducting proximity effect: Fe on Pb(111)

open access: yesNew Journal of Physics, 2023
Epitaxially grown Fe nanostructures on Pb(111) were studied by low-temperature scanning tunneling microscopy and spectroscopy. The deposited Fe assemblies are classified into two groups according to their electronic behavior close to the Fermi energy ...
M Omidian   +4 more
doaj   +1 more source

Determining the temperature of a millikelvin scanning tunnelling microscope junction

open access: yesCommunications Physics, 2023
Cooling the junction of a scanning tunneling microscope to millikelvin temperatures is fundamental for high-resolution scanning tunneling spectroscopy.
Taner Esat   +5 more
doaj   +1 more source

Theory of scanning tunneling spectroscopy: from Kondo impurities to heavy fermion materials [PDF]

open access: yesReports on progress in physics. Physical Society, 2017
Kondo systems ranging from the single Kondo impurity to heavy fermion materials present us with a plethora of unconventional properties whose theoretical understanding is still one of the major open problems in condensed matter physics. Over the last few
D. Morr
semanticscholar   +1 more source

Subcycle Transient Scanning Tunneling Spectroscopy with Visualization of Enhanced Terahertz Near Field

open access: yesACS Photonics, 2019
The recent development of optical technology has enabled the practical use of a carrier-envelope phase (CEP)-controlled monocycle electric field in the terahertz (THz) regime.
S. Yoshida   +9 more
semanticscholar   +1 more source

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