Results 1 to 10 of about 93,066 (258)

Spatial inhomogeneity and temporal dynamics of a 2D electron gas in interaction with a 2D adatom gas [PDF]

open access: yesScientific Reports, 2017
Fundamental interest for 2D electron gas (2DEG) systems has been recently renewed with the advent of 2D materials and their potential high-impact applications in optoelectronics.
F. Cheynis   +3 more
doaj   +7 more sources

On-chip nanophotonic broadband wavelength detector with 2D-Electron gas [PDF]

open access: yesNanophotonics, 2021
Miniaturized, low-cost wavelength detectors are gaining enormous interest as we step into the new age of photonics. Incompatibility with integrated circuits or complex fabrication requirement in most of the conventionally used filters necessitates the ...
Kaushik Vishal   +10 more
doaj   +2 more sources

Universal Structural Influence on the 2D Electron Gas at SrTiO3 Surfaces [PDF]

open access: yesAdvanced Science, 2021
The 2‐dimensional electron gas (2DEG) found at the surface of SrTiO3 and related interfaces has attracted significant attention as a promising basis for oxide electronics.
Eduardo B. Guedes   +7 more
doaj   +2 more sources

Evidence of a 2D Electron Gas in a Single‐Unit‐Cell of Anatase TiO2 (001) [PDF]

open access: yesAdvanced Science, 2022
The formation and the evolution of electronic metallic states localized at the surface, commonly termed 2D electron gas (2DEG), represents a peculiar phenomenon occurring at the surface and interface of many transition metal oxides (TMO).
Alessandro Troglia   +12 more
doaj   +2 more sources

k-space imaging of anisotropic 2D electron gas in GaN/GaAlN high-electron-mobility transistor heterostructures [PDF]

open access: yesNature Communications, 2018
Semiconductor heterostructures hosting two-dimensional electron gases are widely used today in high-electron-mobility transistors. Here, the authors probe the electronic structure in GaN/AlGaN, heterostructures, discovering planar anisotropy of the ...
L. L. Lev   +12 more
doaj   +2 more sources

Alcohol Sensing Behavior and Impedance Spectroscopy Characterization of g-C3N4 Nanosheets [PDF]

open access: yesNanomaterials
Two-dimensional graphitic carbon nitride 2D g-C3N4 has the potential for gas sensing as a metal-free semiconductor with a layered structure, high surface area, and tunability of electronic properties.
Cong Doan Bui   +6 more
doaj   +2 more sources

Ternary Logic Transistors Using Multi‐Stacked 2D Electron Gas Channels in Ultrathin Oxide Heterostructures [PDF]

open access: yesAdvanced Science
2D electron gas field‐effect transistors (2DEG‐FETs), employing 2DEG formed at an interface of ultrathin (≈6 nm) Al2O3/ZnO heterostructure as the active channel, exhibit outstanding drive current (≈215 µA), subthreshold swing (≈132 mV dec−1), and field ...
Ji Hyeon Choi   +7 more
doaj   +2 more sources

Two‐Dimensional La2CoO4 Perovskite Oxide Enabled by Phonon‐Resonance‐Driven Exfoliation for High‐Performance Gas Sensing [PDF]

open access: yesAdvanced Science
Strong electron‐phonon interactions in layered Ruddlesden‐Popper (RP) phase oxides, such as La2CoO4, present a major challenge for accessing their 2D counterparts.
Yi Liang   +13 more
doaj   +2 more sources

Spin-Polarized 2D Electron Gas at the EuTiO3/EuO Interface

open access: yesCrystals, 2023
Perovskite oxide heterostructures have provided opportunities for new technologies and materials with novel properties.In particular, researchers have been interested in the magnetism and two-dimensional electron gases that form at the interface of many ...
Jonathan Gjerde   +2 more
doaj   +1 more source

The role of coherent epitaxy in forming a two-dimensional electron gas at LaIn1-xGaxO3/BaSnO3 interfaces

open access: yesCommunications Materials, 2021
A 2D electron gas is known to form at the interface of some oxides. Here, 2D electron density is studied in the LaIn1-xGaxO3/Ba0.997La0.003SnO3 interface, revealing that increased alloying causes the migration of dislocations to the interface, destroying
Young Mo Kim, Youjung Kim, Kookrin Char
doaj   +1 more source

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