Results 31 to 40 of about 485,912 (124)
Fabrication process of phase change microcapsules using a Pickering emulsion template method and their subsequent applications. The increasing demand for efficient thermal energy storage systems has driven the development of phase change material microcapsules (PCMMs), which provide high energy‐storage density, reversible phase change, and reduced ...
Ziyan Li +4 more
wiley +1 more source
Polylactide/Graphene Nanoplatelet Composites for Advanced Functional Applications
Polylactide/Graphene nanoplatelet composites for advanced functional applications. ABSTRACT This study investigates the structure–property relationships of polylactide (PLA) nanocomposites containing graphene nanoplatelets (GNP) and trimellitic anhydride‐modified GNPs (TMA‐GNP).
Shivanthi Dharmarathna +5 more
wiley +1 more source
An Energy Autonomous Microneedle Array‐Based Sensing System for Continuous Biomarker Monitoring
This work presents an innovative self‐powered wearable biosensor system for real‐time monitoring of multiple biomarkers in interstitial fluid. The device integrates stainless steel‐based minimally invasive microneedles with ion‐selective membranes, enabling simultaneous Na+, K+, Ca2+, pH, and glucose detection.
Arnab Pal +9 more
wiley +1 more source
A rotational energy harvesting device that successfully reconciles high power density with mechanical durability through a hybrid sliding‐and‐bouncing kinematic mechanism is reported. The success reported in our paper includes addressing a dilemma where enhanced electrical output comes at the cost of increased friction and wear, limiting the practical ...
Yihong Lin +12 more
wiley +1 more source
Aerodynamic Layout Design of a Compound Conventional Rotor High-Speed Unmanned Helicopter
High-speed capability is a defining feature of next-generation helicopters, enabling time-sensitive missions. This paper compares three high-speed configurations: tiltrotor, coaxial rigid rotor, and compound conventional rotor.
Long He +5 more
doaj +1 more source
Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke +3 more
wiley +1 more source
Analysis and Optimization of Hanging Stability of Heavy-Duty Coaxial Unmanned Helicopter
This study examines the hovering and forward-flight stability of a heavy-lift coaxial unmanned helicopter with a suspended payload. A six-degree-of-freedom dynamics model is developed, coupling the rotor, fuselage, and a rigid-body sling via a universal ...
Anan Xu +3 more
doaj +1 more source
Emerging Molecular Antiferroelectrics: Advances and Prospects
This review focuses on the current research progress in emerging molecular antiferroelectrics, encompassing their diverse structures, antiferroelectricity‐associated properties, and application exploration, including energy storage, electrocaloric refrigeration, and electrostriction.
Xiaoqi Li +6 more
wiley +1 more source
Subterranean Mine Inspection Using the Prometheus Re‐Configurable Drone
ABSTRACT This paper describes the design, development, and real‐world testing of an autonomous drone for subterranean exploration, known as “Prometheus.” Driven by requirements from industry that the drone be able to be deployed through areas of restricted access, Prometheus was designed to be directly deployed through a 150 mm aperture.
Liam Brown +8 more
wiley +1 more source
Hydrogen‐powered aviation offers a transformative pathway to zero‐emission flight by eliminating in‐flight CO2 emissions. Key considerations include propulsion systems (fuel cells and hydrogen combustion), cryogenic storage and insulation challenges, infrastructure and cost barriers, and supply‐chain constraints.
Mubasshira +4 more
wiley +1 more source

