Functionalized Nano-porous Silicon Surfaces for Energy Storage Application …
Electrochemically prepared porous silicon where the physical properties, e.g., pore diameter, porosity, and pore length can be controlled by etching parameter and the functionalized nanostructured surfaces of porous silicon, might be the key material to develop high-energy storage electrodes. Download chapter PDF.
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Improved dielectric and energy storage capacity of PVDF films via incorporating wide-bandgap silicon …
In this work, wide-bandgap silicon oxide decorated graphene oxide (GO@SiO) hybrid was simply synthesized by in-situ hydrothermal method. The obtained GO@SiO as a filler was then introduced into poly (vinylidene fluoride) (PVDF) matrix to prepare GO@SiO/PVDF composite dielectric films via solution casting method.
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Superior dielectric energy storage performance for high …
The dielectric energy storage performance of HBPDA-BAPB manifests better temperature stability than CBDA-BAPB and HPMDA-BAPB from RT to 200 C, mainly due to the …
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Dielectric, ferroelectric, and thermodynamic properties of silicone …
The PLZT films can be optimized for different energy storage applications by tuning the film thickness to optimize between the linear and nonlinear dielectric …
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BaTiO3-Based Ferroelectric Thin Film Capacitor on Silicon for Ultra-High Energy Storage …
In the case of dielectric energy storage devices, excessive pursuit of giant electric fields means greater exposure to high temperatures and insulation damage risk. Ferroelectric thin film devices offer opportunities for energy storage needs under finite electric fields due to their intrinsically large polarization and the advantage of small size. Herein, we designed …
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Improved dielectric and energy storage capacity of PVDF films …
A comprehensive dielectric and energy storage capacity of PVDF based dielectric films were simultaneously achieved, indicating synergistic enhancement of GO and SiO.
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Thin films based on electrochromic materials for energy storage …
This review covers electrochromic (EC) cells that use different ion electrolytes. In addition to EC phenomena in inorganic materials, these devices can be used as energy storage systems. Lithium-ion (Li+) electrolytes are widely recognized as the predominant type utilized in EC and energy storage devices. These electrolytes can …
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Silicon-integrated lead-free BaTiO3-based film capacitors with excellent energy storage performance and highly stable irradiation …
Silicon integrated lead-free oxide thin film capacitors with high energy storage density (W re), high efficiency (η) and good thermal stability have great application potential in modern communication fields.Here, 1 mol% SiO 2-doped Ba(Zr 0.35 Ti 0.65)O 3 (BZTS) thin film capacitors are integrated on Si and HfO 2 buffered Si substrates by using a radio …
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Energy storage performance of silicon-integrated epitaxial lead …
The energy storage density (W re) of the BZT15 film capacitor with the buffer layers reaches 112.35 J/cm 3 with energy storage efficiency (η) of 76.7 % at room temperature, which is about 55.29 % and 9.18 % higher than that of the BZT15 film capacitor without
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Electrothermal Aging of All-Organic PEI/ITIC Composite Films for Dielectric Energy Storage …
Recently, polyetherimide (PEI) polymer films have attracted increasing attention due to their excellent energy storage performance at high temperature. However, most research work has focused on improving the dielectric property and lacks investigation of the aging law and aging mechanism of dielectric films under the elevated temperature and high electric …
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Dielectric ultracapacitors based on columnar nano-grained ferroelectric oxide films …
<p>In this work, dielectric ultracapacitors were designed and fabricated using the combination of the phase boundary and nanograin strategies. Such ultracapacitors are based on submicron-thick Ba(Zr<sub>0.2</sub>Ti<sub>0.8</sub>)O<sub>3</sub> ferroelectric films sputter-deposited on Si at 500 ℃. With a composition near a PPB, a …
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Dielectric, ferroelectric, and thermodynamic properties of silicone oil modified PVDF films for energy storage …
D-E loops of 7.4 wt. % and 17.0 wt. % silicone oil modified P(VDF-HFP) films become slimmer than the pristine P(VDF-HFP) films. The maximum discharged energy density of 10.3 J/cm{sup 3} was obtained in 7.4 wt. % silicone oil modified P(VDF-HFP) films at the external electric field of 398 kV/mm.
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Protecting Silicon Film Anodes in Lithium-Ion Batteries Using an …
Silicon (Si) shows promise as an anode material in lithium-ion batteries due to its very high specific capacity. However, Si is highly brittle, and in an effort to prevent Si from fracturing, the research community has migrated from the use of Si films to Si nanoparticle based electrodes. However, such a strategy significantly reduces volumetric energy density due …
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Dielectric films for high performance capacitive energy storage: multiscale engineering …
Dielectric films for high performance capacitive energy storage: multiscale engineering Hao Pan ab, Ahmed Kursumovic a, Yuan-Hua Lin * b, Ce-Wen Nan b and Judith L. MacManus-Driscoll * a a Department of Materials Science and Metallurgy, University of Cambridge, 27 Charles Babbage Road, Cambridge, CB3 0FS, UK.
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Polycrystalline silicon thin-film solar cells: Status and perspectives
Abstract. The present article gives a summary of recent technological and scientific developments in the field of polycrystalline silicon (poly-Si) thin-film solar cells on foreign substrates. Cost-effective fabrication methods and cheap substrate materials make poly-Si thin-film solar cells promising candidates for photovoltaics.
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Energy storage performance of ferroelectric ZrO2 film capacitors: …
The present work reports for the first time, the employment of ferroelectric ZrO 2 films as energy storage capacitors utilized in pulsed power systems. Furthermore, the effect of insertion of a low permittivity dielectric HfO 2:Al 2 O 3 (HAO) layer, with a thickness ranging from 2 to 8 nm, on the tunability of ferroelectric and energy storage characteristics of …
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Giant energy storage and power density negative capacitance …
our knowledge, in HfO2–ZrO2-based thin film microcapacitors integrated into silicon, through a three ... deposited Ti,Si-doped ZrO 2 antiferroelectric films for energy storage capacitors. ACS ...
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Giant energy storage density in lead-free dielectric thin films …
DOI: 10.1016/J.NANOEN.2020.105390 Corpus ID: 224848005 Giant energy storage density in lead-free dielectric thin films deposited on Si wafers with an artificial dead-layer @article{Chen2020GiantES, title={Giant energy storage density in lead-free dielectric thin ...
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Dielectric and energy storage properties of all-organic sandwich-structured films used for high-temperature film …
In addition, the dielectric and energy storage properties of PET1/PVH1/PET1 films vs. time at high-temperature conditions were investigated (Fig. S7), further indicating the excellent stability of fabricated sandwich-structured films.
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ELASTOSIL® Film 2030 | | Wacker Chemie AG
ELASTOSIL® Film 2030 250/xxx is a high-precision silicone film made from cross-linked silicone rubber. High precision in the production allows a constant electrical resistance and good comparative tracking resistance across a broad range of temperatures. The width is 250 mm and thickness is given in μm (xxx). xxx stands for 20 µm 50 µm 100 µm 200 µm …
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(PDF) High-density energy storage in Si-doped hafnium oxide thin films on area-enhanced substrates …
Capacitors based on 10 nm antiferroelectric silicon-doped hafnium oxide (Si:HfO 2 ) thin films are investigated in terms of energy storage efficiency, cycling endurance, and reliability. Atomic ...
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Solar vanadium redox-flow battery powered by thin-film silicon photovoltaics for efficient photoelectrochemical energy storage …
Solar vanadium redox-flow battery powered by thin-film silicon photovoltaics for efficient photoelectrochemical energy storage Félix Urbain 4,1, Sebastián Murcia-López 1, Nicole Nembhard 1, Javier Vázquez-Galván 1, Cristina Flox 1, Vladimir Smirnov 2, Katharina Welter 2, Teresa Andreu 1, Friedhelm Finger 2 and Joan …
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Superior dielectric energy storage performance for high-temperature film …
In particular, Fig. 4 e shows no discernable degradation in the energy-storage properties after 100,000 continuous cycles at 150 C under 400 MV/m, indicative of the great long-term reliability of the HBPDA-BAPB film.
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A perspective: carbon nanotube macro-films for energy storage
A perspective: carbon nanotube macro-films for energy storage Z. Cao and B. (B. Q.) Wei, Energy Environ. Sci., 2013, 6, 3183 DOI: 10.1039/C3EE42261E This article is licensed under a Creative Commons Attribution 3.0 Unported.
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(PDF) Silicon-Integrated Lead-Free BaTiO3-Based Film Capacitors with Excellent Energy Storage Performance and …
Silicon integrated lead-free oxide thin film capacitors with high energy storage density (Wre), high efficiency (η) and good thermal stability have great application potential in modern ...
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Investigation of porous silicon thin films for electrochemical hydrogen storage …
Abstract. In this study, nanoporous silicon (PS) layers have been elaborated and used for hydrogen storage. The effect of the thickness, porosity and specific surface area of porous silicon on the amount of hydrogen chemically bound to the nanoporous silicon structures is studied by Infrared spectroscopy (FTIR), cyclic …
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Improved energy storage performance in flexible (PbLa)ZrO3 thin films …
Flexible film capacitors with high energy storage density (Wrec) and charge–discharge efficiency (η) are a cutting-edge research topic in the current field of energy storage. In this work, flexible all-inorganic (Pb0.91La0.06)ZrO3 ((PbLa)ZrO3) thin films are designed and integrated on mica substrates by a so
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Nanomaterials | Free Full-Text | Fine-Tuning Intrinsic and Doped Hydrogenated Amorphous Silicon Thin-Film …
Silicon is a promising alternative to graphite as an anode material in lithium-ion batteries, thanks to its high theoretical lithium storage capacity. Despite these high expectations, silicon anodes still face significant challenges, such as premature battery failure caused by huge volume changes during charge–discharge processes. To solve …
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Improving High-Temperature Energy Storage Performance of …
The results reveal that thermal management is an effective way to improve high-temperature energy storage performance of dielectric film capacitors and prove that transferred …
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Electrochemical Synthesis and Characterization of Silicon thin Films for Energy Conversion | Silicon …
In particular, attention is paid to the conversion of solar energy with a view to its subsequent storage in lithium-ion current sources or hydrogen storage devices. In this regard, the possibility of electrochemical synthesis of photoelectroactive thin silicon films on glassy carbon from the low-melting LiCl-KCl-CsCl-K2SiF6 electrolyte at a temperature of …
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Enhanced Energy Storage Performance of Lead-Free Capacitors …
Industry has been seeking a thin-film capacitor that can work at high temperature in a harsh environment, where cooling systems are not desired. Up to now, the working temperature of the thin-film capacitor is still limited up to 200 °C. Herein, we design a multilayer structure with layers of paraferroelectric (Ba0.3Sr0.7TiO3, BST) and relaxor …
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Investigation of porous silicon thin films for electrochemical hydrogen storage …
PS preparation. Nanoporous silicon layers used in this work were elaborated by electrochemical anodization of (100) p-type silicon wafer substrates with a resistivity of 1–10 Ω-cm. The wafer thickness varies between 355 and 405 μm. The samples were firstly cleaned in acetone, ethanol and deionized water then dried under a stream of …
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BaTiO3-Based Ferroelectric Thin Film Capacitor on Silicon for …
Ferroelectric thin film devices offer opportunities for energy storage needs under finite electric fields due to their intrinsically large polarization and the advantage of small size. …
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Giant energy storage and power density negative capacitance …
Here we report record-high electrostatic energy storage density (ESD) and power density, to our knowledge, in HfO2–ZrO2-based thin film microcapacitors …
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