Results 141 to 150 of about 147,003 (315)

Designing Thermally Compatible Template‐Coating Pairs Toward Dimensionally Stable 3D Porous Carbons with Tunable Density

open access: yesAdvanced Functional Materials, EarlyView.
3D porous carbons with tunable density are crucial for energy storage, separations, and load‐bearing applications; however, their fabrication is often constrained by shrinkage during pyrolysis. This study optimizes and demonstrates the versatility of a template–coating pair strategy, producing materials that largely retain their shape and hierarchical ...
Adarsh Suresh   +7 more
wiley   +1 more source

Qualitative properties for Perona-Malik type equations

open access: yes, 2011
The authors study qualitative properties of the solutions to forward-backward parabolic equations of the form \[ u_t = \varphi''(u_x)u_{xx} - G(u), \quad (x,t) \in (-1,1)\times [0,T] \] supplemented by the conditions \[ \begin{aligned} u_x(-1,t) &= u_x(1,t) = 0, \quad \forall t \in [0,T),\\ u(x,0) & = u_0(x), \quad \forall x \in (-1,1) \end{aligned} \]
openaire   +3 more sources

Golden‐Ratio–Guided Aperiodic Architected Metamaterials with Simultaneously Enhanced Strength and Toughness

open access: yesAdvanced Functional Materials, EarlyView.
Guided by the golden ratio, a class of aperiodic architected metamaterials is introduced to address the intrinsic trade‐off between strength and toughness. By unifying local geometric heterogeneity with global order, the golden‐ratio‐guided aperiodic architecture promotes spatial delocalization of damage tolerence regions, leading to more tortuous ...
Junjie Deng   +9 more
wiley   +1 more source

A Turing Test for artificial nets devoted to vision. [PDF]

open access: yesFront Artif Intell
Vila-Tomás J   +4 more
europepmc   +1 more source

Deciphering the Interplay Between Wetting and Chemo‐Mechanical Fracture in Lithium‐Ion Battery Cathode Materials

open access: yesAdvanced Functional Materials, EarlyView.
The fundamental intricate couplings between electrolyte wetting and fracture evolution are investigated in large single‐crystal V2O5 samples using both experimental techniques and simulations. Both approaches reveal consistent fracture patterns and lithium distribution concentration maps influenced by the wetting mechanism.
Wan‐Xin Chen   +6 more
wiley   +1 more source

A geometric semantic model and Parts-of-Sense Inference annotation framework. [PDF]

open access: yesFront Artif Intell
Pala K   +3 more
europepmc   +1 more source

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