Results 61 to 70 of about 23,557 (277)

Topography of the interfacial shear strength and the mean intrinsic tensile strength of hemp fibers as a reinforcement of polypropylene [PDF]

open access: yes, 2020
The strength of the interphase between the reinforcements and the matrix has a major role in the mechanical properties of natural ¿ber reinforced polyole¿n composites.
Delgado Aguilar, Marc   +5 more
core   +2 more sources

Advances in Safe, Flexible, and Stretchable Batteries for Wearable Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Unlike previous reviews centered on component‐based deformability, this work highlights safety‐driven design strategies for flexible and stretchable batteries. By integrating material‐level engineering, geometry‐controlled structures, biocompatibility, and self‐protection mechanisms, it establishes a unified framework that connects mechanical ...
Hyewon Kang   +4 more
wiley   +1 more source

Molecular catalysis for precise olefin polymerization and ROP 2015 [PDF]

open access: yes, 2016
The growth of emerging markets, particularly in the Far East, has fuelled the demand for new plastic materials. This in turn has stimulated both academic and industrial interest in the design of catalyst systems for which new Intellectual Property (IP ...
Redshaw, Carl
core   +2 more sources

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

Longterm physicochemical stability of ready-to-administer human insulin injection solutions 1 I.U./mL in 50 mL plastic syringes

open access: yesPharmaceutical Technology in Hospital Pharmacy, 2022
The objective of this study was to investigate the physicochemical stability of ready-to-adminster human insulin (HI) 1 I.U./mL injection solutions of two different brand products diluted with 0.9% NaCl solution under different storage conditions either ...
Erdnüß Frank   +2 more
doaj   +1 more source

Improvements in turfgrass color and density resulting from comprehensive soil diagnostics [PDF]

open access: yes, 2001
There are roughly 220 golf courses in Arkansas, and as many as 50% of these courses were constructed using common bermudagrass fairways. Although resilient, common bermudagrass loses density and quality over time. In this experiment physical and chemical
Cordell, Matt   +2 more
core   +2 more sources

Selective Conversion of Polyolefin Waste to Branched Alkanes via Methane‐Free Tandem Hydrocracking–Isomerization

open access: yesAdvanced Science, EarlyView.
Scheme illustrating the selective conversion of plastic waste to isomerized C4‐C12 products using RuSZ1 under different reaction conditions. ABSTRACT In recent years, catalytic hydrocracking has emerged as a promising waste‐to‐feedstock solution for processing plastic waste.
Xinbang Wu   +8 more
wiley   +1 more source

Highly-visible air-sea rescue marker [PDF]

open access: yes, 1975
Sea marker is made from sheets of polyolefin material. Material, attached to inflatable polyethylene tube, is coated with bright dye and is effective even in choppy ...
Naimer, J., Radnofsky, M. I.
core   +1 more source

Integrated Bulk–Surface Engineering Stabilizes MA‐Free Wide‐Bandgap Perovskites for Tandem Photovoltaics

open access: yesAdvanced Science, EarlyView.
High‐bromide wide‐bandgap perovskites suffer from defects and phase segregation, limiting tandem performance. We report a bulk–surface coupling effect to heal lattice/surface defects and suppress halide migration. As a result, the wide‐bandgap device achieves 23.71% efficiency, while monolithic Si‐based tandems reach 32.26%, exhibiting exceptional long‐
Yu Tong   +8 more
wiley   +1 more source

The Influence of a Commercial Few-Layer Graphene on the Photodegradation Resistance of a Waste Polyolefins Stream and Prime Polyolefin Blends

open access: yesRecycling
This work investigated the photostabilizing role of a commercially available few-layer graphene (FLG) in mixed polyolefins waste stream (MPWS), ensuring extended lifespan for outdoor applications.
S. M. Nourin Sultana   +5 more
doaj   +1 more source

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