Results 1 to 10 of about 274,861 (187)

High‐Density Lignin‐Derived Carbon Nanofiber Supercapacitors with Enhanced Volumetric Energy Density [PDF]

open access: goldAdvanced Science, 2021
Supercapacitors are increasingly used in short‐distance electric transportation due to their long lifetime (≈15 years) and fast charging capability (>10 A g−1).
Servann Hérou   +8 more
doaj   +4 more sources

Selective Laser Melting of Free-Assembled Stainless Steel 316L Hinges: Optimization of Volumetric Laser Energy Density and Joint Clearance [PDF]

open access: goldMetals, 2022
Selective laser melting technology is one of the metal additive manufacturing technologies that can convert metal powder to complex parts without the assembly process.
Cho-Pei Jiang   +4 more
doaj   +2 more sources

Novel Insight into the Concept of Favorable Combination of Electrodes in High Voltage Supercapacitors: Toward Ultrahigh Volumetric Energy Density and Outstanding Rate Capability [PDF]

open access: yesGlobal Challenges, 2022
Most of the biomass‐derived carbon‐based supercapacitors using organic electrolytes exhibit very low energy density due to their low operating potential range between 2.7 and 3.0 V. A novel insight into the concept of the different porous architecture of
George Elsa   +3 more
doaj   +2 more sources

High Volumetric Energy Density Sulfur Cathode with Heavy and Catalytic Metal Oxide Host for Lithium–Sulfur Battery [PDF]

open access: yesAdvanced Science, 2020
For high‐energy lithium–sulfur batteries, the poor volumetric energy density is a bottleneck as compared with lithium–ion batteries, due to the low density of both the sulfur active material and sulfur host.
Ya‐Tao Liu   +4 more
doaj   +2 more sources

3D Printing of NiCoP/Ti3C2 MXene Architectures for Energy Storage Devices with High Areal and Volumetric Energy Density [PDF]

open access: yesNano-Micro Letters, 2020
Designing high-performance electrodes via 3D printing for advanced energy storage is appealing but remains challenging. In normal cases, light-weight carbonaceous materials harnessing excellent electrical conductivity have served as electrode candidates.
Lianghao Yu   +5 more
doaj   +2 more sources

Unraveling the Atomic‐Level Manipulation Mechanism of Li2S Redox Kinetics via Electron‐Donor Doping for Designing High‐Volumetric‐Energy‐Density, Lean‐Electrolyte Lithium–Sulfur Batteries [PDF]

open access: yesAdvanced Science, 2022
Designing dense thick sulfur cathodes to gain high‐volumetric/areal‐capacity lithium–sulfur batteries (LSBs) in lean electrolytes is extremely desired. Nevertheless, the severe Li2S clogging and unclear mechanism seriously hinder its development. Herein,
Jiongwei Shan   +6 more
doaj   +2 more sources

Towards maximized volumetric capacity via pore-coordinated design for large-volume-change lithium-ion battery anodes [PDF]

open access: yesNature Communications, 2019
Here the authors show a pore-coordinated rational design to enable a Si hybrid anode that exhibits minimized electrode swelling comparable to conventional graphite and therefore high volumetric capacity and energy density.
Jiyoung Ma   +10 more
doaj   +3 more sources

Influence of volumetric energy density on the tribological behaviors of pure nickel fabricated by laser powder bed fusion [PDF]

open access: goldVirtual and Physical Prototyping, 2023
Laser powder bed fusion (L-PBF) enables the fast fabrication of pure nickel parts with complex structures. Tribological behaviors of the printed pure nickel are crucial to its application, and highly dependent on the volumetric energy density (VED), due ...
Tianyang Yue   +4 more
doaj   +2 more sources

Intercalating Ultrathin MoO3 Nanobelts into MXene Film with Ultrahigh Volumetric Capacitance and Excellent Deformation for High-Energy-Density Devices [PDF]

open access: diamondNano-Micro Letters, 2020
The restacking hindrance of MXene films restricts their development for high volumetric energy density of flexible supercapacitors toward applications in miniature, portable, wearable or implantable electronic devices. A valid solution is construction of
Yuanming Wang   +7 more
doaj   +2 more sources

Unveiling multifunctional synthetic boundaries for enhanced mechanical and electrochemical performance in densified thick composite electrodes [PDF]

open access: yesNature Communications
High energy density lithium-ion batteries are essential for sustainable energy solutions, as they reduce reliance on fossil fuels and lower greenhouse gas emissions.
Bo Nie   +5 more
doaj   +2 more sources

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