Results 51 to 60 of about 1,014 (130)

Triboelectric Capacitance Supplementation in Energy Storage Composites with Functionalized Carbon Fiber Electrodes

open access: yesSmall, EarlyView.
Triboelectric contact electrification evaluation between structural supercapacitor layers using surface‐functionalized carbon fiber electrodes. Electrospun nanofiber separators can aid in capacitance augmentation by leveraging the contact electrification effect of dissimilar materials.
Žan Simon   +11 more
wiley   +1 more source

On gcd-graphs over finite rings

open access: yes
Gcd-graphs represent an interesting and historically important class of integral graphs. Since the pioneering work of Klotz and Sander, numerous incarnations of these graphs have been explored in the literature. In this article, we define and establish some foundational properties of gcd-graphs defined over a general finite commutative ring.
Nguyen, Tung T., Tân, Nguyen Duy
openaire   +2 more sources

Leidenfrost‐Assisted Synthesis of Indium‐Substituted Mixed Phosphate Cathodes with Superior Cycling Stability and Enhanced Sodium Storage Kinetics

open access: yesSmall, EarlyView.
The work presents a Leidenfrost‐assisted synthesis as a low‐cost and scalable approach for designing In3+‐doped mixed phosphate ([PO4]3−‐[P2O7]4−) cathodes. The optimized cathode composition exhibits exceptional electrochemical performance, with a specific capacity of 129.3 mAh g−1 at 0.05 C, corresponding to an energy density of ∼$\sim $359 Wh kg−1 ...
Subhajit Singha   +7 more
wiley   +1 more source

Structure and Computation

open access: yesNoûs, EarlyView.
ABSTRACT It is a truism of mathematics that differences between isomorphic number systems are irrelevant to arithmetic. This truism is deeply rooted in the modern axiomatic method and underlies most strands of arithmetical structuralism, the view that arithmetic is about some abstract number structure.
Balthasar Grabmayr
wiley   +1 more source

Divisor equitably strong non-split divisor equitable domination in graphs

open access: yesMathematics in Applied Sciences and Engineering
In epidemiology, the spread of diseases can be modelled using graphs, where individuals are nodes, and edges represent potential pathways for disease transmission.
Priyanka G. B.   +2 more
doaj   +1 more source

High‐Entropy 2D MXenes: A New Paradigm for Energy Storage

open access: yesBattery Energy, Volume 5, Issue 2, March 2026.
This review reports the evolution and advancements in high‐entropy MXene materials, highlighting their structural diversity (M1–M6) and transformative potential for energy and electronic applications. By integrating historical insights with recent breakthroughs, this review highlights the role of compositional complexity in optimising functional ...
Hafiz Taimoor Ahmed Awan   +6 more
wiley   +1 more source

Rethinking Supercapacitors: A Guideline Perspective of Do's and Don'ts

open access: yesBattery Energy, Volume 5, Issue 2, March 2026.
This work identifies 10 critical sources of errors in supercapacitive measurements, providing essential guidelines to improve accuracy and reliability in experimental data analysis. It emphasises the importance of consistent electrode preparation, electrolyte quality, measurement parameters, and environmental control for precise supercapacitor ...
Syam G. Krishnan   +5 more
wiley   +1 more source

Metal‐Organic Framework‐Based Materials for Zinc‐Halogen (Br2, I2) Batteries: Mechanisms and Performance

open access: yesCarbon Neutralization, Volume 5, Issue 2, March 2026.
This article provides a comprehensive strategic analysis of MOFs for the zinc‐halide batteries, how MOF architectures address critical challenges, specifically the “shuttle effect” and “sluggish kinetics” by physically confining polyhalides and enhancing electrocatalytic activity.
Muhammad Saad Bhatti   +8 more
wiley   +1 more source

Hydrothermal Method for Synthesizing and Characterizing LiMn2O4 as a Cathode Material for Rechargeable (Li-ion) Battery Applications

open access: yesAcademic Science Journal
This research involved the production of the spinel compound LiMn2O4 as the cathode active substance for Li-ion cells using the hydrothermal method. The field-emission scanning electron microscope (FESEM) was employed for an evaluative analysis of the ...
Noor Mohammed Ali   +4 more
doaj   +1 more source

Efficient Scheduling Algorithms for Multicore Cyclic Executives With Precedence and Exclusion Relations

open access: yesConcurrency and Computation: Practice and Experience, Volume 38, Issue 5, March 2026.
ABSTRACT Cyclic executives (CEs) offer the advantage of ensuring complete determinism with minimal runtime overhead, often making them the preferred choice for safety‐critical real‐time systems. However, generating CEs for multicore processors while addressing task precedence and exclusion relations presents significant challenges.
Bruno Nogueira   +4 more
wiley   +1 more source

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