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Nonlinear dielectric thin films for high-power electric storage with energy density comparable with electrochemical supercapacitors
2011
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
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Dielectric capacitors have the high power density with the fast discharge rate, but their energy density is typically much lower in comparison with electrochemical supercapacitors. ...
Here we review the mechanisms and major characteristics of electric energy storage with electrochemical supercapacitors and dielectric capacitors. ...
An electrochemical supercapacitor is typically based on electrochemical double-layer effects (EDLCs). ...
doi:10.1109/tuffc.2011.2039
pmid:21937333
fatcat:glmppxwhgnggtjxl2seah2vmhq
An Electrochemical, Low-Frequency Seismic Micro-Sensor Based on MEMS with a Force-Balanced Feedback System
2017
Sensors
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In this study, devices were designed, fabricated, and characterized, producing comparable performances among individual devices. ...
in an electrolyte solution and a feedback unit including a feedback circuit and a feedback magnet. ...
effects of the capacitor. ...
doi:10.3390/s17092103
pmid:28902150
pmcid:PMC5621127
fatcat:h5qs7prhxfgolgs6dmpiyt6qoa
Si/Al2O3/ZnO:Al capacitor arrays formed in electrochemically etched porous Si by atomic layer deposition
2007
Microelectronic Engineering
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High surface area Si/Al 2 O 3 /ZnO:Al capacitors were formed in electrochemically etched porous silicon. ...
Effective capacitance densities were between 2.0 and 2.5 lF/cm 2 , i.e., approximately 30 times higher than for a planar capacitor prepared under identical conditions, illustrating the effect of the enhanced ...
Research on integrating multiple passive components in a single package has been going on for some time, and various approaches have been studied [1, 3] . ...
doi:10.1016/j.mee.2006.10.085
fatcat:3v5uh6heojek3cknhv5widhnze
High performance electrochemical capacitors from aligned carbon nanotube electrodes and ionic liquid electrolytes
2009
Journal of Power Sources
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We report a new class of electrochemical capacitors by utilizing vertically aligned carbon nanotubes as the electrodes and environmentally friendly ionic liquids (ILs) as the electrolytes. ...
Combining the highly capacitive behavior of carbon nanotube electrodes with the large electrochemical window of ionic liquid electrolytes, the resultant capacitors showed a high cell voltage, high energy ...
a packaged capacitor, slightly exceeding those of the current electrochemical capacitor technology [3] . ...
doi:10.1016/j.jpowsour.2009.01.009
fatcat:6rn2rrx3d5gjjguphvbgt6xfda
A Fully Implantable Miniaturized Liquid Crystal Polymer (LCP)-Based Spinal Cord Stimulator for Pain Control
2022
Sensors
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To overcome these limitations, here, we developed a fully implantable miniaturized spinal cord stimulator based on a biocompatible liquid crystal polymer (LCP). ...
This LCP-based spinal cord stimulator opens new avenues for the development of a miniaturized but still effective spinal cord stimulator. ...
A 240-µF tuning capacitor was connected in parallel to the receiver coil to maximize the voltage across the receiver coil. ...
doi:10.3390/s22020501
pmid:35062462
pmcid:PMC8778878
fatcat:ipiy6hnf3rgilo3ksq4y5ahxya
High-Density 3-D Capacitors for Power Systems On-Chip: Evaluation of a Technology Based on Silicon Submicrometer Pore Arrays Formed by Electrochemical Etching
2013
IEEE transactions on power electronics
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Integrating capacitors monolithically on the active chip or in package of power systems is discussed and solutions are proposed for minimising series resistance and achieving a high level of integration ...
A technology based on nanolithography and silicon electrochemical etching is then detailed. ...
deposition over 3D structures can be obtained [22] .
2) Integration in Power Systems: on-Chip (SoC) or in-Package (SiP). ...
doi:10.1109/tpel.2012.2233219
fatcat:3ghwcl3j3zb7rpabtaqtz7vl3m
Nano-capacitors as batteries including graphene electrodes and Ga-N mixed with bio-polymers as insulator
2019
Biointerface Research in Applied Chemistry
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We have shown that the Quantum effect has appeared in this capacitor due to the electropositive-electronegative coupled of wurtzite Ga-N and this effect cannot occur in the two electro negative or two ...
Battery stores energy via a chemical process while a capacitor stores static electricity, therefore this generates when electric charges in a material are out of balance. ...
Theoretical Studies of Solvent Effect on Normal Mode Analysis and Thermodynamic Properties of Zigzag (5,0) carbon nanotube . ...
doi:10.33263/briac91.806811
fatcat:27j7wh6svfhx3nm7bmw2tf5mla
Control of a Bidirectional Converter to Interface Electrochemical double layer capacitors with Renewable Energy Sources
2018
International Journal of Recent Trends in Engineering and Research
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the effect while working on experimental fuel cell designs. ...
II.ULTRACAPACITOR Electric double-layer capacitors, also known as supercapacitors, electrochemical double layer capacitors (EDLCs) or ultra-capacitors are electrochemical capacitors that have an unusually ...
doi:10.23883/ijrter.conf.20171216.012.to9ve
fatcat:helxgh5ic5fxjn2w7uizk27wt4
Printed electrochemical capacitors for energy scavenging sensor networks
2012
2012 Ninth International Conference on Networked Sensing (INSS)
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In this paper we present a kind of electrochemical capacitors manufactured using the direct write technology. ...
The experimental results on scavenging outdoor solar radiation and indoor light, stored on the printed capacitors, demonstrate high potential in terms of supplying the sensor nodes. ...
METHOD OF ELECTROCHEMICAL MATERIALS DEPOSITION In this section we describe a printing method for fabricating electrochemical capacitors directly onto a substrate. ...
doi:10.1109/inss.2012.6240577
dblp:conf/inss/SomovEHWP12
fatcat:jx5tao52yzharc5gcsdd45t5oy
Laser Scribing of High-Performance and Flexible Graphene-Based Electrochemical Capacitors
2012
Science
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The magnetic tunability has been studied in the very different system of exciton-polaritons in the near-infrared; see J. Tignon et al., Phys. Rev. Lett. 74, 3967 (1995). 32. R. G. ...
Acknowledgments: This research was supported by the Swiss National Science Foundation (SNF) through the National Centre of Competence in Research Quantum Science and Technology and through SNF grant no ...
(A to D) A GO film supported on a flexible
Fig. 2 . 2 Evaluation of the performance of an LSG electrochemical capacitor in aqueous 1.0 M H 3 PO 4 solution. ...
doi:10.1126/science.1216744
pmid:22422977
fatcat:47sc4otffbf6pkn4bikjfwvm64
Synthesis of Aromatic and Aliphatic N-Heterocyclic Salts and Their Application as Organic Electrolyte Supporters in Electrochemical Capacitor
2021
Applied Sciences
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Charge-discharge experiments were performed in the electrochemical capacitor with an anion-exchange membrane using a non-aqueous electrolyte prepared with a synthesized N-heterocyclic salt in acetonitrile ...
capacitor (super capacitor). ...
A typical electrochemical capacitor consists of two electrodes, an ion-permeable membrane, and an electrolyte packaged in a sealed container [1, 2] . ...
doi:10.3390/app11198824
fatcat:ztn4pjf7h5gebdznb4jtur4d3i
Amperometric Readout and Electrode Array Chip for Bioelectrochemical Sensors
2007
2007 IEEE International Symposium on Circuits and Systems
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The chip features a CMOS potentiostat with high resolution, rangeprogrammable current readout and electrochemical cell potential drive circuitry, which can perform on-chip chronoamperometry and cyclic ...
The 3x3mm 2 chip nominally hosts a 4x4 working electrode array and supports amperometric outputs ranging from 10pA to 10µA with sub-pA resolution. ...
Thus, by using on-chip programmable capacitors for C int and C in and adjusting the clock frequency, the readout circuit can be adapted to a large input current span. ...
doi:10.1109/iscas.2007.378452
dblp:conf/iscas/MasonHYZ07
fatcat:dp7m2jmiaba7nbvv7vdwotnupe
Review of Electrochemical Capacitors Based on Carbon Nanotubes and Graphene
2012
Graphene
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progresses for electrochemical capacitors based on carbon nanotubes, graphene and their composites. ...
This paper is focused on the application of carbon nanostructures in electrochemical capacitors, giving an overview regarding the basic mechanism, design, fabrication and achievement of latest research ...
Acknowledgements Figure 1 . 1 Ragone plot for electrochemical energy storage devices: batteries, capacitors and electrochemical capacitors. ...
doi:10.4236/graphene.2012.11001
fatcat:oaomgvosl5cxbgodvd32e6jkau
Prediction of Charge-Discharge and Impedance Characteristics of Electric Double-Layer Capacitors Using Porous Electrode Theory
2017
Journal of the Electrochemical Society
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Furthermore, FDAM was used to validate the performance of a large-scale commercial EDLC capacitor. ...
Among all non-faradaic phenomena related to the double layer structure, the diffuse layer is one of the most intensively studied. ...
The CNT capacitor was tested in 1 M aqueous sulfuric acid using a polyvinyl alcohol (PVA) hydrogel membrane. 44 Cycling study was done on YP50-based EDLC which was cycled up to 10000 cycles at 1 A/g ...
doi:10.1149/2.0051713jes
fatcat:djy5panbhrgthcltgiepwfj2wq
BioRadioTransmitter: A Self-Powered Wireless Glucose-Sensing System
2011
Journal of Diabetes Science and Technology
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We proposed a novel biosensor that we named BioCapacitor, in which a capacitor serves as a transducer. ...
In this study, we constructed a new BioCapacitorbased system with an added radio-transmitter circuit and a miniaturized enzyme fuel cell. ...
All components could be packaged together in a small device. ...
doi:10.1177/193229681100500502
pmid:22027294
pmcid:PMC3208857
fatcat:svoth4undbf7rgmi2223f74zme
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