Results 51 to 60 of about 1,778,075 (341)

Statistical Methods for Degradation Estimation and Anomaly Detection in Photovoltaic Plants

open access: yesSensors, 2021
Photovoltaic (PV) plants typically suffer from a significant degradation in performance over time due to multiple factors. Operation and maintenance systems aim at increasing the efficiency and profitability of PV plants by analyzing the monitoring data ...
Vesna Dimitrievska   +6 more
doaj   +1 more source

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Light Emission in Silicon from Carbon Nanotubes

open access: yes, 2012
The use of optics in microelectronic circuits to overcome the limitation of metallic interconnects is more and more considered as a viable solution. Among future silicon compatible materials, carbon nanotubes are promising candidates thanks to their ...
Beck, Alexandre   +6 more
core   +2 more sources

Recrystallized parylene as a mask for silicon chemical etching [PDF]

open access: yes, 2008
This paper presents the first use of recrystallized parylene as masking material for silicon chemical etch. Recrystallized parylene was obtained by melting parylene C at 350°C for 2 hours.
Kuo, Wen-Cheng   +3 more
core   +2 more sources

Development of Piezoelectrically Driven Quasi-Static 2D MEMS Mirrors with Extremely Large FoV for Scanning LiDARs

open access: yesProceedings
In this paper, a piezoelectrically driven quasi-static MEMS mirror is developed for a scanning LiDAR system. Finite element method (FEM) simulations are used to optimize the design of the MEMS scanner.
Paul Raschdorf   +7 more
doaj   +1 more source

Fabrication of Multifunctional FeSi Gyroid Lattice Composites via Additive Manufacturing and Polymer Infiltration

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐step approach combining laser powder bed fusion of FeSi electrical steel with Bakelite infiltration enables the fabrication of multifunctional gyroid lattice composites. The resulting structures exhibit high strength, magnetic anisotropy, and complete polymer infiltration, demonstrating a simple and scalable route toward lightweight, mechanically
Angelo F. Andreoli   +9 more
wiley   +1 more source

Method for recovering elemental silicon from cutting remains. [PDF]

open access: yes, 2008
This invention relates to a method for recovering elemental silicon cutting remains containing silicon particles, wherein the method comprises manufacturing solid anodes from the cutting remains, arranging one or more manufactured anode (s) in an ...
Cassayre, Laurent   +5 more
core  

Hyperdoping silicon with selenium: solid vs. liquid phase epitaxy

open access: yes, 2015
Chalcogen-hyperdoped silicon shows potential applications in silicon-based infrared photodetectors and intermediate band solar cells. Due to the low solid solubility limits of chalcogen elements in silicon, these materials were previously realized by ...
Baehtz, C.   +8 more
core   +1 more source

Electronegativity and doping in Si1-xGex alloys [PDF]

open access: yes, 2020
Silicon germanium alloys are technologically important in microelectronics but also they are an important paradigm and model system to study the intricacies of the defect processes on random alloys.
Christopoulos, Stavros   +2 more
core   +1 more source

Minimizing the Cycle Time for a Rapid Quantum Efficiency Measurement by Modulating Multiple Channels of LED Solar Simulators

open access: yesSiliconPV Conference Proceedings
LED-based solar simulators have been shown to provide many advantages compared to Xenon-based flashers in particular regarding the flexibility of the spectrum, flash duration and illumination intensity.
Manuel Meusel   +2 more
doaj   +1 more source

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