Results 71 to 80 of about 3,901 (215)

Mechanistic insights across curing regimes for enzymatic and biopolymer‐optimized reinforcement in rock masses

open access: yesDeep Underground Science and Engineering, EarlyView.
This study examines the effects of curing temperature on the mechanical behavior of underground rock masses treated with enzyme‐induced calcite precipitation (EICP) and an innovative biopolymer‐modified EICP (BP‐EICP). Abstract Biocementation is an innovative and sustainable technique for reinforcing weak and weathered rock masses in natural and ...
Mary C. Ngoma, Oladoyin Kolawole
wiley   +1 more source

Advances in Electrocatalytic Valorization of Glycerol: From Fundamental Understanding to Practical Innovation

open access: yesEcoEnergy, EarlyView.
This review provides a comprehensive overview of recent advances in glycerol electro‐oxidation reaction, covering electrocatalyst design, electrolyte and operating optimization, and mechanistic understanding of reaction pathways. Integrated anodic–cathodic systems and techno‐economic assessments are discussed, followed by key challenges and future ...
Jiamin Wang   +3 more
wiley   +1 more source

Self‐Maintained Thermal Charging Cells for the Efficient Harvesting of Waste Heat at Elevated Temperatures

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Thermal charging cells (TCS) face two main challenges that limit their practical applications: 1) Still lacking the systems suitable for operation under higher temperature environments, and 2) there are limitations in the self‐sustaining performance of continuous discharge under temperature differences, which holds critical significance for the real ...
Tingting Meng, Yimin Xuan, Yunjie Xiong
wiley   +1 more source

Cobalt‐Free Single‐Crystal Cathodes for Next‐Generation Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cobalt‐free single‐crystal cathodes enhance lithium‐ion battery stability by mitigating fracture, degradation, and phase transitions. This review highlights Ni‐rich layered, Li‐Mn‐rich, spinel, and olivine frameworks, synthesis strategies enabling morphology and defect control, and structural tuning via doping and coatings, offering pathways toward ...
Srinivasan Alagar   +5 more
wiley   +1 more source

Mitigating Structural Degradation in Hydrated V2O5 for Proton Batteries through Nanoconfinement with a Holey Graphene Matrix

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
HrGO‐supported and confined water‐assisted synergy for faster proton transport in the V2O5 resulted in ultra‐long life over 10 000 cycles at high current density of 1 A g−1. A reaction kinetics study of the ultra‐long cyclability via first principle DFT calculation is also presented. Proton‐based electrochemistry offers a promising solution to the cost
Usman Ghani   +5 more
wiley   +1 more source

Univalent functions with univalent Gelfond-Leontev derivatives

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 1993
Let \(f(z)= \sum^ \infty_{n=0} a_ n z^ n\) be analytic in \(U=\{z\in\mathbb{C}: | z|
openaire   +2 more sources

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