Results 71 to 80 of about 789,979 (292)

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Investigation of wing structure layout of aerospace plane based on the finite element method

open access: yesAdvances in Mechanical Engineering, 2017
The aerospace plane is an innovative kind of reusable aircraft, which is able to reach the low earth orbit flying like the conventional plane. Two kinds of aerospace plane wing structures are designed and parameterized for the delta wing with a strake ...
Yu Wang, Lei Liu, Yu Xing, Zhenbo Yang
doaj   +1 more source

Delta High; PTA Program

open access: yes, 1967
A special program for "Parent and Youth" brought to Delta high by the PTA. Left to right: Joe Mace, Tommy Lovell, Kenny Bunker, and special instructor Mrs.

core  

Polarization Dynamics in Ferroelectrics: Insights Enabled by Machine Learning Molecular Dynamics

open access: yesAdvanced Science, EarlyView.
Machine learning molecular dynamics is presented as a route to capture polarization switching, domain wall kinetics, topological polar textures, and polar mechanical coupling beyond the limits of conventional atomistic methods. This Perspective surveys recent progress and identifies key methodological directions, including long‐range electrostatics ...
Dongyu Bai   +3 more
wiley   +1 more source

The effects of wing-tip droop on the aerodynamic characteristics of a delta-wing aircraft at supersonic speeds [PDF]

open access: yes, 1960
Wing-tip droop effects on performance and stability of canard delta-wing aircraft at supersonic ...
Petersen, R. H.
core  

Modelling of the nonlinear lift and pitching moment characteristics of 60-degree delta wing and wing-bodies

open access: yes, 2002
The modelling of the nonlinear lift and pitching moment characteristics of 60 degree delta wings and wing-bodies is addressed. Using experimentally measured lift data of a 60 degree delta wing, the applicability of mathematical models proposed in the ...
M. S. Rajamurthy, Rajamurthy, MS
core   +1 more source

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

Aspek Fisika dalam Perancangan Pesawat Aeromodeling Jenis Delta Wing [PDF]

open access: yes, 2021
The Delta Wing aeromodeling aircraft uses a symmetrical airfoil where the top of the wing is the same as the bottom. The main aspects in the design of the Delta Wing aircraft are center of gravity, the engine thrust, the air resistance, the lift and the ...
Makhrus, Muh   +2 more
core   +1 more source

Impact of and adaptation strategies for sea-level rise on Yangtze River Delta

open access: yesAdvances in Climate Change Research, 2018
The Yangtze River Delta characterized by a dense population and a rapidly developing economy is highly vulnerable to sea-level rise. The data from the China Oceanic Information Network and the Zhejiang Provincial Hydrology Bureau are used to analyze sea ...
Qiu-Shun Wang   +2 more
doaj   +1 more source

Ablation‐Immune Thermal Armor Via Microstructural‐Compatibility Design for Extreme Thermal Conditions

open access: yesAdvanced Science, EarlyView.
This study unveils a microstructural‐compatibility design strategy that integrates reactive melt infiltration with plasma spraying to fabricate carbon fiber‐reinforced ZrC‐SiC composites. The deliberate incorporation of SiC into the ZrC coating releases heat accumulation, suppresses detrimental lamellar ZrO2 formation, and reduces residual stress. This
Hongkang Ou   +6 more
wiley   +1 more source

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