Results 1 to 10 of about 395,735 (308)

Investigation of gas-electron interactions with electron holography

open access: yesUltramicroscopy, 2021
Using the combination of off-axis electron holography and environmental Transmission Electron Microscopy (TEM), an experimental setup termed 'gas electron holography', we investigate how the presence of gas in the microscope affects the spatial and phase resolution of electron holograms. The gas is introduced either by using an Environmental TEM (ETEM)
M Beleggia
exaly   +5 more sources

A broad-spectrum gas sensor based on correlated two-dimensional electron gas [PDF]

open access: yesNature Communications, 2023
Designing a broad-spectrum gas sensor capable of identifying gas components in complex environments, such as mixed atmospheres or extreme temperatures, is a significant concern for various technologies, including energy, geological science, and planetary
Yuhao Hong   +18 more
doaj   +2 more sources

Optical manipulation of Rashba-split 2-dimensional electron gas [PDF]

open access: yesNature Communications, 2022
The major challenge for the development of spin based information processing is to obtain efficient ways of controlling spin. Here, Michiardi et al show that the Rashba spin-splitting at the surface of Bi2Se3 topological insulator can be controlled via ...
M. Michiardi   +13 more
doaj   +2 more sources

Superfluid stiffness of a KTaO3-based two-dimensional electron gas [PDF]

open access: yesNature Communications, 2022
Heterostructures based on (111)-oriented KTaO3crystals are a new platform for studying oxide interfaces. Gate-tunable superconductivity in 2D electron gases at the surface of (111)-oriented KTaO3is now reported, with the superconducting transition being ...
S. Mallik   +8 more
doaj   +2 more sources

Transient lensing from a photoemitted electron gas imaged by ultrafast electron microscopy [PDF]

open access: yesNature Communications, 2020
Excited charge carriers, such as photoelectrons, play an important role in fundamental and technological fields. Here the authors employ an ultrafast electron microscope to directly visualize the cyclotron oscillations and oblate-to-prolate shape change ...
Omid Zandi   +7 more
doaj   +2 more sources

Feld-induced modulation of two-dimensional electron gas at LaAlO3/SrTiO3 interface by polar distortion of LaAlO3 [PDF]

open access: yesNature Communications
Since the discovery of two-dimensional electron gas at the LaAlO3/SrTiO3 interface, its intriguing physical properties have garnered significant interests for device applications.
Jinsol Seo   +8 more
doaj   +2 more sources

Viscous electron flow in mesoscopic two-dimensional electron gas

open access: yesAIP Advances, 2018
We report electrical and magneto transport measurements in mesoscopic size, two-dimensional (2D) electron gas in a GaAs quantum well. Remarkably, we find that the probe configuration and sample geometry strongly affects the temperature evolution of local
G. M. Gusev   +3 more
doaj   +2 more sources

Femtosecond gas-phase mega-electron-volt ultrafast electron diffraction

open access: yesStructural Dynamics, 2019
The development of ultrafast gas electron diffraction with nonrelativistic electrons has enabled the determination of molecular structures with atomic spatial resolution.
X. Shen   +13 more
doaj   +2 more sources

Electron Gas Hardness of Individual Carbon Nanotubes [PDF]

open access: yesProgress in Physics of Applied Materials, 2022
Experimental results show that there are uninterpreted physical phenomena in the resistivity behavior of carbon nanotubes (CNT) in terms of their diameter changes. In this paper, a model based on previously published empirical data is created. This model
mohamad mansouri   +3 more
doaj   +1 more source

Ferromagnetism of Electron Gas [PDF]

open access: yesJournal of Statistical Physics, 2010
11 pages, 4 figures, Accepted to Publish in "Journal of Statistical physics(Springer)",In ...
Gholizade, H., Momeni, D.
openaire   +2 more sources

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