Results 101 to 110 of about 9,704 (210)

Marine silicon for biomedical sustainability

open access: yesBMEMat, EarlyView.
Schematic illustrating marine silicon for biomedical engineering. Abstract Despite momentous divergence from oceanic origin, human beings and marine organisms exhibit elemental homology through silicon utilization. Notably, silicon serves as a critical constituent in multiple biomedical processes.
Yahui Han   +3 more
wiley   +1 more source

Gate-defined Kondo lattices with valley-helical quantum dot arrays

open access: yesSciPost Physics
Kondo physics and heavy-fermion behavior has been predicted and observed in moiré materials. The electric tunability of moiré materials allows an in-situ study of Kondo lattices' phase diagrams, which is not possible with their intermetallic counterparts.
Antonio L. R. Manesco
doaj   +1 more source

Recent advances in boosting interfacial bubble dynamics with external fields

open access: yesDroplet, EarlyView.
External physical fields, including acoustic, magnetic, thermal, mechanical, and optical stimuli, accelerate the entire bubble‐dynamics sequence of nucleation, growth, and detachment. Abstract The efficiency of industrial electrocatalytic reactions depends not only on generating gaseous products but also on their detachment from the catalyst surface ...
Wenlu Xie   +5 more
wiley   +1 more source

Empirical Correlation of the Morphology of Coiled Carbon Nanotubes with Their Response to Axial Compression

open access: yesJournal of Nanotechnology, 2014
The mechanical response of thirteen different helical multi-walled carbon nanocoils to axial compression is reported. Each nanocoil was attached to the apex of a cantilever probe tip; its dimensions and orientation relative to the tip apex were ...
Jabulani R. Barber   +3 more
doaj   +1 more source

Bio‐Inspired Ordered WO3 Nano‐Helixes Enable Multi‐Band Electrochromic Smart Windows with Ultrafast Switching and Robust Cyclability

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Biomimetic ordered nano‐helix WO3 films enable multi‐band electrochromic photothermal management across the visible, near‐infrared, mid‐ and long‐wave infrared spectra, with ultrafast switching (<3 s) and robust durability (>10 000 cycles). These findings establish new paradigms for next‐generation photothermal management systems and energy‐efficient ...
Pan Li   +9 more
wiley   +1 more source

Multi‐Dimensional Conductive Nanocomposites for Flexible Electronics

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Multi‐dimensional conductive nanocomposites integrate 0D, 1D, and 2D nanomaterials through spatial structure regulation and interface engineering, achieving “1 + 1 > 2” synergistic effects. By leveraging 0D filling to reduce contact resistance, 1D bridging to construct continuous conductive paths, and 2D supporting to enhance mechanical stability ...
Tianyu Wang   +12 more
wiley   +1 more source

Mechanical Analysis of Tubular in High Temperature and High Pressure Well Considering Buckling and Friction

open access: yesShiyou jixie, 2020
The mechanical behavior of the testing string in high temperature and high pressure directional well is complex and the failure problem is prominent, involving a series of factors such as temperature, pressure, well trajectory, string buckling and ...
石小磊, 黄文君, 高德利
doaj  

Programmable crack dynamics engineering enables flexible strain sensors with high linearity

open access: yesFlexMat, EarlyView.
First‐decoupling theoretical framework of crack evolution elucidating the control methods, mechanistic insights, and structure‐activity relationships is established. Crack propagation from uncontrollable randomness systematically evolves into spatially ordered states.
Chunjin Wu   +9 more
wiley   +1 more source

Research on the Behavior of Coiled Tubing Running Based on Experiment

open access: yesShiyou jixie, 2018
The coiled tubing is subject to complex forces in downhole condition. The loads like gravity, liquid resistance, bending moment and torque, and environmental factors such as temperature and pressure make the coiled tubing prone to buckling during running.
Qin Hua   +5 more
doaj  

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

open access: yesFlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu   +3 more
wiley   +1 more source

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