Systematic Review Evaluates Self-Healing Polymers and Supercapacitors for Wearable Sensors
A systematic review of nineteen studies published between 2016 and 2025 details advances and challenges in self-healing elastomeric composites and ...
Tag: Supercapacitors
Ternary Metal Oxide Graphene Nanocomposites Show High Stability in Supercapacitors
A ternary nanocomposite electrode combining nickel oxide, cerium oxide, and graphene oxide demonstrated high capacitance and 96.88 percent retention after ...
Nanocomposite Architecture Enhances Charge Transport in Aqueous Supercapacitors
Integrating vanadium pentoxide nanorods with carbon nanotubes and hydroxylated graphene enhances conductivity, surface area, and cycling stability in aqueous supercapacitor ...
Review Evaluates Olive Pomace Carbons for Sustainable Energy Storage Systems
A review examines how olive pomace can be converted into carbon electrode materials for supercapacitors and batteries, highlighting the interplay ...
MnO2 Nanoneedles on Defect-Rich Biochar Boost Supercapacitor Performance
A hydrothermally synthesized α-MnO2 nanoneedle–biochar nanocomposite showed substantially improved supercapacitor charge storage over either component alone.
Hybrid Crystal Materials Push Batteries, Fuel Cells and Electrolyzers Toward New Performance Marks
A new review details how polyoxometalate–metal organic framework hybrids are boosting the performance of batteries, supercapacitors, fuel cells, water electrolyzers ...
Lignin-derived carbon dots boost supercapacitors and recycle into pollutant-eating catalysts
Scientists converted industrial lignin into fluorescent carbon dots embedded in iron-cobalt hydroxide electrodes that store record charge and, after the ...
Polyaniline-Coated MgCo2O4 Composite Boosts Supercapacitor Performance
A polyaniline-coated MgCo2O4 hybrid electrode achieved a specific capacitance of 141.93 F g−1 and retained 88.71% of its capacitance over ...
Strontium Doping Boosts Cobalt Oxide Nanoparticle Supercapacitor Performance
Strontium-modified Co3O4 nanoparticles made by solution combustion showed the best supercapacitor performance at the 2Sr composition, with a specific capacitance ...
Ambient Energy Harvesting Emerges as a Low-Cost Path to Battery-Free IoT
A new review maps how low-cost energy harvesting technologies could replace batteries in smart sensing and Internet of Things devices.
Deep Eutectic Solvents Offer a Greener Route to High-Value Lignin
A new review details how deep eutectic solvents can extract structurally intact, high-value lignin from agricultural and forestry residues under ...
Methylene blue helps PANI/MnO2 nanocomposite electrodes keep nearly all their capacitance over thousands of cycles
A methylene blue-assisted PANI/MnO2 nanocomposite electrode retained 99.3% of its capacitance after 3000 cycles, and a symmetric supercapacitor built from ...
Research report: Iron-doped nickel zincate nanostructures for high-performance supercapacitors and enhanced photocatalytic wastewater remediation
A laboratory study found that 5% iron-doped nickel zincate delivered high supercapacitor performance and faster pollutant degradation under ultraviolet light.
Almond Shell Waste Turned Into High-Performance Supercapacitor Electrode
Activated carbon made from waste almond shells and modified with titanium dioxide nanoparticles reached 914 F g⁻¹ at 1 A ...
Nickel-Doped MoS2 Nanoparticles Improve Supercapacitor Electrode Performance
A laboratory study found that 6% nickel-doped MoS2 reached 1,210 F/g in a three-electrode test and 121 Wh/kg in an ...
Transition Metal Phosphide/Carbon Nanocomposites for Supercapacitors: Structure-Property Relationships, Performance Limitations, and Design Principles
A critical review finds that transition-metal phosphide/carbon supercapacitor studies frequently report inflated performance and calls for consistent testing and mechanism-based ...
CeO2–Graphene Simulation Reports Strong Supercapacitor Performance
A finite-element model of a cerium dioxide–reduced graphene oxide electrode reported 2,758.7 mF cm−2 peak areal capacitance and 71% capacitance ...
Corn-straw biochar/MXene/MnO2 composite reaches 1,049.95 F g−1 in electrode study
A laboratory electrode study reported a specific capacitance of 1,049.95 F g−1 for a corn-straw biochar, MXene and MnO2 composite, ...
NiTe–MoS2/rGO electrode reaches 782 farads per gram in laboratory testing
A laboratory NiTe–MoS2/rGO supercapacitor electrode achieved 782 farads per gram and retained 87% of its initial capacity after 5,000 cycles.
Two Oxides and a Carbon Nanotube Web Push Supercapacitors Toward Record Energy Density
Researchers in Lahore report a biphasic chromium-zirconium oxide nanocomposite wired with carbon nanotubes that achieves 748 F g⁻¹ and an ...
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