Results 11 to 20 of about 2,934,235 (278)

Electron-electron interactions and two-dimensional–two-dimensional tunneling [PDF]

open access: yesPhysical Review B, 1996
Revtex style, 21 pages and 8 postscript figures in a separate file; Phys. Rev. B (in press)
Jungwirth, T., MacDonald, A. H.
openaire   +4 more sources

Two-dimensional Quantum Geometry [PDF]

open access: yesActa Physica Polonica B, 2013
In these lectures we review our present understanding of the fractal structure of two-dimensional Euclidean quantum gravity coupled to matter.
Ambjørn, Jan   +2 more
openaire   +5 more sources

Patterning two‐dimensional semiconductors with thermal etching

open access: yesInfoMat, 2023
The controllable synthesis of complicated nanostructures in advanced two‐dimensional (2D) semiconductors, such as periodic regular hole arrays, is essential and remains immature.
Miaomiao Liu   +13 more
doaj   +1 more source

Two-Dimensional Antimony Oxide [PDF]

open access: yesPhysical Review Letters, 2020
Two-dimensional (2D) antimony, so-called antimonene, can form antimonene oxide when exposed to air. We present different types of single- and few-layer antimony oxide structures, based on density functional theory (DFT) calculations. Depending on stoichiometry and bonding type, these novel 2D layers have different structural stability and electronic ...
Wolff, Stefan   +4 more
openaire   +6 more sources

Controlled Synthesis of Ultrathin PtSe2 Nanosheets with Thickness‐Tunable Electrical and Magnetoelectrical Properties

open access: yesAdvanced Science, 2022
Thickness‐dependent chemical and physical properties have gained tremendous interest since the emergence of two‐dimensional (2D) materials. Despite attractive prospects, the thickness‐controlled synthesis of ultrathin nanosheets remains an outstanding ...
Huifang Ma   +12 more
doaj   +1 more source

Covalent Selenium Embedded in Hierarchical Carbon Nanofibers for Ultra-High Areal Capacity Li-Se Batteries

open access: yesiScience, 2020
Summary: Lithium selenium (Li-Se) batteries have attracted increasing interest for its high theoretical volumetric capacities up to 3,253 Ah L−1. However, current studies are largely limited to electrodes with rather low mass loading and low areal ...
Jian Zhou   +10 more
doaj   +1 more source

Two-dimensional boson-fermion mixtures [PDF]

open access: yes, 2009
Using mean-field theory, we study the equilibrium properties of boson-fermion mixtures confined in a harmonic pancake-shaped trap at zero temperature.
A. L. Subaşi   +5 more
core   +2 more sources

Data‐driven structural descriptor for predicting platinum‐based alloys as oxygen reduction electrocatalysts

open access: yesInfoMat, 2023
Owing to increasing global demand for carbon neutral and fossil‐free energy systems, extensive research is being conducted on efficient and inexpensive electrocatalysts for catalyzing the kinetically sluggish oxygen reduction reaction (ORR) at the ...
Xue Zhang   +9 more
doaj   +1 more source

Two-dimensional silk [PDF]

open access: yesScience Advances
Despite the promise of silk-based devices, the inherent disorder of native silk limits performance. Here, we report highly ordered two-dimensional silk fibroin (SF) films grown epitaxially on van der Waals (vdW) substrates. Using atomic force microscopy, nano–Fourier transform infrared spectroscopy, and molecular dynamics, we show that the films ...
Chenyang Shi   +7 more
openaire   +4 more sources

The electrical, thermal, and thermoelectric properties of black phosphorus

open access: yesAPL Materials, 2020
Black phosphorus (BP) as a two-dimensional semiconductor has attracted tremendous interest in physics, chemistry, biology, and engineering fields. BP has a thickness-dependent bandgap and high carrier mobility, and its puckered honeycomb layer structure ...
Yanli Zhang   +6 more
doaj   +1 more source

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