Articles with "volumetric energy" as a keyword



Investigating the Effect of Volumetric Energy Density on Tensile Characteristics of As‐Built and Heat‐Treated AlSi10Mg Alloy Fabricated by Laser Powder Bed Fusion

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Published in 2024 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202401924

Abstract: Pore emergence during the laser powder bed fusion (LPBF) technique significantly impairs mechanical characteristics. Therefore, the elimination of pores is a pressing issue to ensure the quality and productivity of manufactured components. The objective of… read more here.

Keywords: volumetric energy; tensile characteristics; heat; energy density ... See more keywords

Enhancing Volumetric Energy Density of LiFePO4 Battery Using Liquid Metal as Conductive Agent

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202409230

Abstract: Lithium iron phosphate (LiFePO4) is a widely utilized cathode material in lithium‐ion batteries, prized for its safety, low cost, and extensive cycling lifespan. However, its low compaction density limits its application in batteries requiring high… read more here.

Keywords: volumetric energy; liquid metal; density; energy density ... See more keywords

A Better Choice to Achieve High Volumetric Energy Density: Anode‐Free Lithium‐Metal Batteries

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202110323

Abstract: Volumetric energy density is a critical but easily neglected index of lithium‐metal batteries (LMBs). Compared with gravimetric energy density, the volumetric energy density (VED) of LMBs is much more sensitive to the anode/cathode (A/C) ratio… read more here.

Keywords: energy density; density; lithium metal; volumetric energy ... See more keywords

Ultrathin, Lightweight, and Wearable Li-O2 Battery with High Robustness and Gravimetric/Volumetric Energy Density.

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Published in 2017 at "Small"

DOI: 10.1002/smll.201602952

Abstract: An ultrathin, lightweight, and wearable Li-O2 battery with a novel segmented structure is first fabricated by employing a "break up the whole into parts" strategy. Superior battery performance including low overpotential, high specific capacity, good… read more here.

Keywords: gravimetric volumetric; wearable battery; ultrathin lightweight; battery ... See more keywords

Pomegranate-Like KVPO4 F@C Microspheres as High-Volumetric-Energy-Density Cathode for Potassium-Ion Batteries.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202204348

Abstract: KVPO4 F is one of the most competitive cathode candidates for potassium-ion batteries (KIBs) because of its high output voltage and energy density. Although the gravimetric energy density of KIBs is intensively discussed in literature,… read more here.

Keywords: density; kvpo4 microspheres; energy density; high volumetric ... See more keywords
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3D Printing of NiCoP/Ti3C2 MXene Architectures for Energy Storage Devices with High Areal and Volumetric Energy Density

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Published in 2020 at "Nano-Micro Letters"

DOI: 10.1007/s40820-020-00483-5

Abstract: Highlights Utilizing 3D printing allows the fine construction of electrodes with tailorable thickness and precise tuning of mass loading of active materials. 3D-printed NiCoP/MXene//AC asymmetrical supercapacitor full cells harvest a record-high areal/volumetric energy density of… read more here.

Keywords: high areal; energy; areal volumetric; volumetric energy ... See more keywords

Calendering of free-standing electrode for lithium-sulfur batteries with high volumetric energy density

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Published in 2017 at "Carbon"

DOI: 10.1016/j.carbon.2016.10.035

Abstract: The lithium-sulfur (Li-S) batteries are potential candidates for next-generation power sources with very high-energy-density. The rational integration of three dimensional (3D) carbon skeletons into sulfur cathode is an efficient and effective route to full use… read more here.

Keywords: sulfur; energy; high volumetric; volumetric energy ... See more keywords

Boosting the volumetric energy of supercapacitors using polytetrafluoroethylene pyrolysis gas

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Published in 2019 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2018.12.060

Abstract: Abstract Increasing the volumetric energy of carbon-based supercapacitors is of practical importance for the advancement of high-powered energy storage. Herein, we use the gases evolved from polytetrafluoroethylene pyrolysis at 800 °C to fluorine-dope an activated carbon,… read more here.

Keywords: volumetric energy; polytetrafluoroethylene pyrolysis; fluorine doped; energy ... See more keywords

Three-dimensional cathode with periodically aligned microchannels for improving volumetric energy density of lithium-ion batteries

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Published in 2020 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2020.227764

Abstract: Abstract Increasing the thickness of electrodes of lithium-ion batteries (LIBs) is an effective method for improving the volumetric energy density by reducing the inactive materials (e.g., current collector and separator) in LIBs. However, the thickening… read more here.

Keywords: density; lco; volumetric energy; energy density ... See more keywords

A fiber asymmetric supercapacitor based on FeOOH/PPy on carbon fibers as an anode electrode with high volumetric energy density for wearable applications.

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Published in 2017 at "Nanoscale"

DOI: 10.1039/c7nr02896b

Abstract: Fiber supercapacitors are promising energy storage devices for wearable applications. However, the fiber supercapacitors are currently limited by the mediocre capacitance performances due to the use of typical carbon materials as the anode, sacrificing the… read more here.

Keywords: energy; feooh ppy; high volumetric; volumetric energy ... See more keywords

Trends in Volumetric-Energy Efficiency of Implantable Neurostimulators: A Review From a Circuits and Systems Perspective

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Published in 2022 at "IEEE Transactions on Biomedical Circuits and Systems"

DOI: 10.1109/tbcas.2022.3228895

Abstract: This paper presents a comprehensive review of state-of-the-art, commercially available neurostimulators. We analyse key design parameters and performance metrics of 45 implantable medical devices across six neural target categories: deep brain, vagus nerve, spinal cord,… read more here.

Keywords: energy efficiency; efficiency implantable; circuits systems; efficiency ... See more keywords