Results 101 to 110 of about 139,620 (289)

Nanowire metamaterials with extreme optical anisotropy

open access: yes, 2006
We study perspectives of nanowire metamaterials for negative-refraction waveguides, high-performance polarizers, and polarization-sensitive biosensors.
Collin R. E.   +7 more
core   +2 more sources

Atomistic Mechanisms Triggered by Joule Heating Effects in Metallic Cu‐Bi Nanowires for Spintronics

open access: yesAdvanced Materials, EarlyView.
Bi doped metallic Cu nanowires are promising for spintronics thanks to the stabilization of a giant spin Hall effect. However, heat resulting from current injection forces Bi to leave solution, forcing segregation into monoatomic decorations which evolve into coherent crystalline aggregates.
Alejandra Guedeja‐Marrón   +6 more
wiley   +1 more source

In situ growth of ZnO nanowire film on nanocrystalline zinc electrodeposit via a low-temperature hydrothermal reaction

open access: yesResults in Physics, 2019
This article reports a novel method for producing ZnO nanowire film, achieved through in situ growth on nanocrystalline zinc electrodeposit using a low-temperature hydrothermal process at 90 °C without utilization of catalyst or template.
Qingyang Li, Maozhong An, Dongyang Li
doaj   +1 more source

Pair-breaking quantum phase transition in superconducting nanowires

open access: yes, 2018
A quantum phase transition (QPT) between distinct ground states of matter is a wide-spread phenomenon in nature, yet there are only a few experimentally accessible systems where the microscopic mechanism of the transition can be tested and understood ...
A Bezryadin   +42 more
core   +3 more sources

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

Facile Synthesis of Ni3S2@MoS2 Nanowire Arrays Grown on Ni Foam for High Performance Supercapacitor

open access: yesInternational Journal of Electrochemical Science, 2018
Here, a novel Ni3S2@MoS2 nanowire arrays grown on Ni foam was successfully synthesized by one-step hydrothermal method. At the same time, the diameter of Ni3S2@MoS2 nanowire grown on Ni foam was easily controlled by the reaction times.
Tao Han   +4 more
doaj   +1 more source

Spin transistor operation driven by the Rashba spin-orbit coupling in the gated nanowire

open access: yes, 2013
The theoretical description has been proposed for the operation of the spin transistor in the gate-controlled InAs nanowire. The calculated current-voltage characteristics show that the current flowing from the source (spin injector) to the drain (spin ...
Adamowski, J.   +3 more
core   +1 more source

Porosity Engineering of MXene Architectures: Toward High‐Performance Aqueous Electrochemical Energy Storage

open access: yesAdvanced Materials, EarlyView.
This review systematically summarizes recent advances in porosity engineering of MXenes, with a focused discussion on their structure‐governed energy storage properties. A critical analysis of structure–property relationships is presented across alkali‐ion batteries, multivalent‐ion batteries, and supercapacitors.
Shude Liu   +8 more
wiley   +1 more source

One Step Fabrication of Low Noise CuO Nanowire-Bridge Gas Sensor

open access: yesInternational Journal of Electrochemical Science, 2013
We report a new method to fabricate the CuO nanowire-bridge device operating one step thermal treatment and implementing as gas sensor. The X-ray Diffraction (XRD), micro Raman, and high resolution transmission electron microscopy measurements indicated ...
Sheng-Bo Wang   +8 more
doaj   +1 more source

Soft Ionic and Electronic Triboelectric Nanogenerators: Toward Attachable and Implantable Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
This review provides an overview of triboelectric nanogenerator (TENG)–based biomedical applications by classifying studies into electronic and ionic systems across attachable and implantable platforms. It summarizes key material choices, device structures, and working mechanisms that characterize current TENG‐based research, and outlines six future ...
Kyongtae Choi   +12 more
wiley   +1 more source

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