Results 41 to 50 of about 228,991 (341)

Zero-Energy Modes from Coalescing Andreev States in a Two-Dimensional Semiconductor-Superconductor Hybrid Platform

open access: yes, 2017
We investigate zero-bias conductance peaks that arise from coalescing subgap Andreev states, consistent with emerging Majorana zero modes, in hybrid semiconductor-superconductor wires defined in a two-dimensional InAs/Al heterostructure using top-down ...
Hamilton, Alexander R.   +6 more
core   +1 more source

Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots [PDF]

open access: yes, 2003
We have combined direct nanofabrication by local anodic oxidation with conventional electron-beam lithography to produce a parallel double quantum dot based on a GaAs/AlGaAs heterostructure.
Abstreiter, G.   +6 more
core   +3 more sources

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Mechanically Tunable Mechanochromic Device with Covert‐Overt Structural Color and Modulation of its Transparency

open access: yesAdvanced Materials Interfaces
In this study, A novel mechanically responsive optical device (MROD) is introduced which is capable of modulating light transmission and produces iridescent structural colors under reflection.
Nguyen Hoang Minh   +4 more
doaj   +1 more source

Synthesis and characterization of TeO2-B2O3-CaO-ZnO glass systems for improved radiation shielding performance

open access: yesJournal of Radiation Research and Applied Sciences
This study aims to develop glass materials with enhanced radiation shielding properties with better attenuation performance by combining B2O3-TeO2-ZnO-CaO glasses with a fixed TeO2 content and varying concentrations of B2O3, ZnO, and CaO.
Reem Darwesh   +3 more
doaj   +1 more source

Experiment Research on Micro-/Nano Processing Technology of Graphite as Basic MEMS Material

open access: yesApplied Sciences, 2019
Graphite is expected to be a common choice for basic microelectromechanical-system (MEMS) material in the future. However, in order to become a basic MEMS material, it is very important for graphite to be adapted to the commonly-used micro ...
Cheng Zhang   +3 more
doaj   +1 more source

Mala'ik Al-Tuhfat; Study of the Angels' Presence in the Lithographed Copies of Tuhfat Al-Majalis [PDF]

open access: yesJilvah-i hunar, 2019
Lithography was created as a result of the development of literacy and the need for access to cheap reading sources affordable to everyone. The illustrations of the lithographed books, as a medium for the portrayal of popular art, add social aspects to ...
Maryam Yaghmaeian
doaj   +1 more source

Suppression of quantum noises in coherent atom lithography through squeezing

open access: yes, 2017
The Abbe's diffraction limit restricts the resolution of an optical imaging and lithography system. Coherent Rabi oscillation is shown to be able to overcome the diffraction limit in both optical and atom lithography.
Chen, Rongxin   +3 more
core   +1 more source

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

Photocatalytic Lithography

open access: yesApplied Sciences, 2019
Patterning, the controlled formation of ordered surface features with different physico-chemical properties, is a cornerstone of contemporary micro- and nanofabrication. In this context, lithographic approaches owe their wide success to their versatility
Guido Panzarasa, Guido Soliveri
doaj   +1 more source

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