Results 21 to 30 of about 53,263 (293)

Catalysis-Free Growth of III-V Core-Shell Nanowires on p-Si for Efficient Heterojunction Solar Cells with Optimized Window Layer

open access: yesEnergies, 2022
The growth of high-quality compound semiconductor materials on silicon substrates has long been studied to overcome the high price of compound semiconductor substrates.
Sung Bum Kang   +7 more
doaj   +1 more source

Characterization of silicon nanowire by use of full-vectorial finite element method. [PDF]

open access: yes, 2010
We have carried out a rigorous H-field-based full-vectorial modal analysis and used it to characterize, more accurately, the abrupt dielectric discontinuity of a high index contrast optical waveguide.
Aden, Y.   +5 more
core   +1 more source

Multimode Silicon Nanowire Transistors

open access: yesNano Letters, 2014
The combined capabilities of both a nonplanar design and nonconventional carrier injection mechanisms are subject to recent scientific investigations to overcome the limitations of silicon metal oxide semiconductor field effect transistors. In this Letter, we present a multimode field effect transistors device using silicon nanowires that feature an ...
Glassner, Sebastian   +5 more
openaire   +3 more sources

Single silicon nanowires as inherent heaters and thermometers for thermal conductivity measurements

open access: yesAIP Advances, 2019
It is traditionally challenging to measure the thermal conductivity of nanoscale devices. In this Letter, we demonstrate a simple method for the thermal conductivity measurements of silicon nanowires by using the silicon nanowire under test as the ...
Xingyan Zhao   +3 more
doaj   +1 more source

A bright nanowire single photon source based on SiV centers in diamond [PDF]

open access: yes, 2017
The practical implementation of many quantum technologies relies on the development of robust and bright single photon sources that operate at room temperature. The negatively charged silicon-vacancy (SiV-) color center in diamond is a possible candidate
Ajoy, A.   +10 more
core   +3 more sources

Fluorescent Biosensors Based on Silicon Nanowires [PDF]

open access: yesNanomaterials, 2021
Nanostructures are arising as novel biosensing platforms promising to surpass current performance in terms of sensitivity, selectivity, and affordability of standard approaches. However, for several nanosensors, the material and synthesis used make the industrial transfer of such technologies complex.
Antonio Alessio Leonardi   +6 more
openaire   +6 more sources

Easy Diameter Tuning of Silicon Nanowires with Low-Cost SnO2-Catalyzed Growth for Lithium-Ion Batteries

open access: yesNanomaterials, 2022
Silicon nanowires are appealing structures to enhance the capacity of anodes in lithium-ion batteries. However, to attain industrial relevance, their synthesis requires a reduced cost.
Caroline Keller   +6 more
doaj   +1 more source

Experimental and simulation study of 1D silicon nanowire transistors using heavily doped channels [PDF]

open access: yes, 2017
The experimental results from 8 nm diameter silicon nanowire junctionless field effect transistors with gate lengths of 150 nm are presented that demonstrate on-currents up to 1.15 mA/m for 1.0 V and 2.52 mA/m for 1.8 V gate overdrive with an off-current
Amoroso, Salvatore M.   +9 more
core   +1 more source

Ab Initio Study of Octane Moiety Adsorption on H- and Cl-Functionalized Silicon Nanowires

open access: yesNanomaterials, 2022
Using first-principles calculations based on density functional theory, we investigated the effects of surface functionalization on the energetic and electronic properties of hydrogenated and chlorinated silicon nanowires oriented along the direction ...
Barbara Ferrucci   +5 more
doaj   +1 more source

Optical Absorption Characteristics of Silicon Nanowires for Photovoltaic Applications [PDF]

open access: yes, 1997
Solar cells have generated a lot of interest as a potential source of clean renewable energy for the future. However a big bottleneck in wide scale deployment of these energy sources remain the low efficiency of these conversion devices. Recently the use
G McCartor   +10 more
core   +4 more sources

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