Results 21 to 30 of about 684,244 (319)

Stimulated terahertz emission due to electronic Raman scattering in silicon [PDF]

open access: yes, 2009
Silicon-based semiconductors are intensively investigated over the past years as promising candidates for optoelectronic devices at terahertz (THz) frequencies [1]. Optically pumped intracenter silicon lasers, realized in the past decade in the THz range,
Pavlov, S.G.   +38 more
core   +2 more sources

Pulsed PECVD for the growth of silicon nanowires [PDF]

open access: yes, 2006
Silicon nanowires of high density and high aspect ratio similar to those shown in the literature (Niu et al., 2004, Hofman et al., 2003) have been grown using a variation of plasma enhanced chemical vapour deposition (PECVD) known as pulsed plasma ...
Parlevliet, D.   +3 more
core   +2 more sources

ICP Etching of Silicon for Micro and Nanoscale Devices [PDF]

open access: yes, 2010
The physical structuring of silicon is one of the cornerstones of modern microelectronics and integrated circuits. Typical structuring of silicon requires generating a plasma to chemically or physically etch silicon.
Henry, Michael David
core   +1 more source

Silicon-based photonic integration beyond the telecommunication wavelength range [PDF]

open access: yes, 2014
In this paper we discuss silicon-based photonic integrated circuit technology for applications beyond the telecommunication wavelength range. Silicon-on-insulator and germanium-on-silicon passive waveguide circuits are described, as well as the ...
Malik, Aditya   +62 more
core   +1 more source

A quantitative assessment of nanometric machinability of major polytypes of single crystal silicon carbide [PDF]

open access: yes, 2012
The influence of polymorphism on nanometric machinability of single crystal silicon carbide (SiC) has been investigated through molecular dynamics (MD) simulation. The simulation results are compared with silicon as a reference material.
Reuben, Robert L   +4 more
core   +1 more source

Photoluminescence of Silicon Nanocrystals in Silicon Oxide [PDF]

open access: yesJournal of Nanomaterials, 2007
Recent results on the photoluminescence properties of silicon nanocrystals embedded in silicon oxide are reviewed and discussed. The attention is focused on Si nanocrystals produced by high-temperature annealing of silicon rich oxide layers deposited by plasma-enhanced chemical vapor deposition.
Ferraioli, Luigi   +6 more
openaire   +4 more sources

Correlation of Scale Factor Non-Linearity and Vibration Rectification Error in Vibrating Beam Accelerometers

open access: yesIEEE Access
Vibration Rectification Error (VRE) is a critical parameter for high-performance accelerometers operating in dynamic environments. This paper presents a focused experimental study to rigorously investigate the relationship between VRE and Scale Factor ...
Theo Miani   +6 more
doaj   +1 more source

Increasing Light Load Efficiency in Phase-Shifted, Variable Frequency Multiport Series Resonant Converters

open access: yesIEEE Access, 2023
Multiport power conversion topologies provide the capability of multiple independent converters with a single transformer having multiple windings (i.e., ports) potentially increasing power densities and enabling flexible (and bidirectional) power ...
Thomas Langbauer   +5 more
doaj   +1 more source

Towards Robust Thermal MEMS: Demonstration of a Novel Approach for Solid Thermal Isolation by Substrate-Level Integrated Porous Microstructures

open access: yesMicromachines, 2022
Most current thermal MEMS use fragile structures such as thin-film membranes or microcantilevers for thermal isolation. To increase the robustness of these devices, solid thermal insulators that are compatible with MEMS cleanroom processing are needed ...
Ole Behrmann   +2 more
doaj   +1 more source

Evaluation of the Sheet Resistance of Inkjet-Printed Ag-Layers on Flexible, Uncoated Paper Substrates Using Van-der-Pauw’s Method

open access: yesSensors, 2020
With the growing significance of printed sensors on the electronics market, new demands on quality and reproducibility have arisen. While most printing processes on standard substrates (e.g., Polyethylene terephthalate (PET)) are well-defined, the ...
Johanna Zikulnig   +3 more
doaj   +1 more source

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