Results 1 to 10 of about 9,016 (245)

Design of Highly Sensitive NO2 Gas Sensors Based on Boron Nitride and Aluminum Nitride Two-Dimensional Materials: A DFT-Based Study [PDF]

open access: yesNanomaterials
In the present study, the structural, electronic, optical, adsorption and sensitivity properties of BN and AlN nanoribbons towards nitrogen dioxide (NO2) gas molecules were investigated via density functional theory (DFT), DFT-D3 dispersion correction ...
Mohammed A. Al-Seady   +3 more
doaj   +2 more sources

Detection of Influenza Virus Using a SOI-Nanoribbon Chip, Based on an N-Type Field-Effect Transistor

open access: yesBiosensors, 2021
The detection of influenza A virions with a nanoribbon detector (NR detector) has been demonstrated. Chips for the detector have been fabricated based on silicon-on-insulator nanoribbon structures (SOI nanoribbon chip), using a complementary metal-oxide ...
Kristina Malsagova   +2 more
exaly   +3 more sources

Analysis and Simulation of the Optical Properties of a Quantum Dot on a Graphene Nanoribbon System [PDF]

open access: yesPhotonics, 2022
In this work, we theoretically study the optical properties of a graphene nanoribbon with a quantum dot (QD) on it. The system consists of a graphene nanoribbon with dimensions of 400 × 3100 (nm2) and a quantum dot with a nanoscale radius.
Sahar Armaghani   +2 more
doaj   +2 more sources

Polarization-Sensitive and Wide-Spectrum Photovoltaic Detector Based on Quasi-1D ZrGeTe4 Nanoribbon

open access: yesInformační Materiály, 2022
Low‐dimensional semiconductors with in‐plane anisotropy and narrow bandgap have been extensively applied to polarized detection in the near‐infrared (NIR) region.
Chunguang Hu, Wanfu Shen, Kaiyou Y. Wang
exaly   +2 more sources

Palladium–Platinum Alloy Nanoribbon/Nanosheets for Room-Temperature Hydrogen Detection [PDF]

open access: yesSensors
Hydrogen is being extensively investigated as a carbon-free energy carrier, particularly for fuel-cell vehicles and long-term energy storage. Because H2 can form explosive mixtures in air at concentrations as low as 4%, its safe use requires inexpensive,
Sadaf Mohsenifard   +2 more
doaj   +2 more sources

Ferroelectric critical size of SnTe nanoribbon and its mechanical strain engineering

open access: yesNihon Kikai Gakkai ronbunshu, 2020
We investigate the critical size of ferroelectricity in monolayer tin telluride (SnTe) nanoribbon by using ab initio (first-principles) density functional theory calculations.
Koichiro MINAGURO   +3 more
doaj   +1 more source

Self-assembly behaviours of peptide–drug conjugates: influence of multiple factors on aggregate morphology and potential self-assembly mechanism [PDF]

open access: yesRoyal Society Open Science, 2018
Peptide–drug conjugates (PDCs) as self-assembly prodrugs have the unique and specific features to build one-component nanomedicines. Supramolecular structure based on PDCs could form various morphologies ranging from nanotube, nanofibre, nanobelt to ...
Qin Fan   +6 more
doaj   +1 more source

Electric-Field Control in Phosphorene-Based Heterostructures

open access: yesNanomaterials, 2022
Phosphorene is a graphene-like material with an intermediate band gap, in contrast to zero-gap graphene and large-gap dichalcogenides or hexagonal boron nitride (hBN), which makes it more suitable for nanoelectronic devices.
Calin-Andrei Pantis-Simut   +4 more
doaj   +1 more source

Gate-induced decoupling of surface and bulk state properties in selectively-deposited Bi$_2$Te$_3$ nanoribbons

open access: yesSciPost Physics Core, 2022
Three-dimensional topological insulators (TIs) host helical Dirac surface states at the interface with a trivial insulator. In quasi-one-dimensional TI nanoribbon structures the wave function of surface charges extends phase-coherently along the ...
Daniel Rosenbach, Kristof Moors, Abdur R. Jalil, Jonas Kölzer, Erik Zimmermann, Jürgen Schubert, Soraya Karimzadah, Gregor Mussler, Peter Schüffelgen, Detlev Grützmacher, Hans Lüth, Thomas Schäpers
doaj   +1 more source

Optimum Contact Configurations for Quasi-One-Dimensional Phosphorene Nanodevices

open access: yesNanomaterials, 2023
We employ atomistic quantum transport simulations based on non-equilibrium Green’s function (NEGF) formalism of quasi-one-dimensional (quasi-1D) phosphorene, or phosphorene nanoribbons (PNRs), to explore routes towards minimizing contact resistance (RC ...
Mirko Poljak, Mislav Matić
doaj   +1 more source

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