Results 81 to 90 of about 57,985 (299)

Modeling soil-water dynamics for diverse environmental needs [PDF]

open access: yes, 2006
Accurate representation of the top soil matrix with special attention to the scales present is important to the dynamics of water flow and fate of pollution at field, farm and watershed scales.
Braudeau, Eric   +3 more
core  

Crack propagation in honeycomb cellular materials: a computational approach [PDF]

open access: yes, 2012
Computational models based on the finite element method and linear or nonlinear fracture mechanics are herein proposed to study the mechanical response of functionally designed cellular components. It is demonstrated that, via a suitable tailoring of the
Paggi, Marco
core   +2 more sources

Review of the Integration of Fused Filament Fabrication with Complementary Methods for Fabricating Hierarchical Porous Polymer Structures

open access: yesApplied Sciences
Hierarchically porous polymers can unite macro-scale architected voids with micro-scale pores, enabling unique combinations of low density, high surface area, and controlled transport properties that are difficult to achieve with traditional methods ...
Savvas Koltsakidis, Dimitrios Tzetzis
doaj   +1 more source

Synchrotron imaging assessment of bone quality [PDF]

open access: yes, 2016
Bone is a complex hierarchical structure and its principal function is to resist mechanical forces and fracture. Bone strength depends not only on the quantity of bone tissue but also on the shape and hierarchical structure.
Abel, RL   +6 more
core   +1 more source

A Smart Bio‐Battery Facilitates Diabetic Bone Defect Repair Via Inducing Macrophage Reprogramming and Synergistically Modulating Bone Remodeling Coupling

open access: yesAdvanced Functional Materials, EarlyView.
This research presents a novel implantable bio‐battery, GF‐OsG, tailored for diabetic bone repair. GF‐OsG generates microcurrents in high‐glucose conditions to enhance vascularization, shift macrophages to the M2 phenotype, and regulate immune responses.
Nanning Lv   +10 more
wiley   +1 more source

Metal–Organic Frameworks as Synergistic Scaffolds in Biomass Fermentation: Evolution from Passive Adsorption to Active Catalysis

open access: yesFermentation
Microbial fermentation stands as the foundational technology in modern biorefineries, yet its industrial scalability is critically constrained by product inhibition, prohibitive downstream separation costs, and substrate inhibition.
Tao Liu   +3 more
doaj   +1 more source

Morphology Controllable Synthesis of NiO/NiFe2O4 Hetero-Structures for Ultrafast Lithium-Ion Battery

open access: yesFrontiers in Chemistry, 2019
Rational design of high performance anode material with outstanding rate capability and cycling stability is of great importance for lithium ion batteries (LIBs).
Ying Wang   +5 more
doaj   +1 more source

Patterning porosity in hydrogels by arresting phase separation [PDF]

open access: yes, 2018
Poly (ethylene glycol) (PEG) hydrogels have been used extensively in biological and tissue engineering, because of their outstanding biocompatibility and processability.
Wang, Sen
core  

Designing heterogeneous porous tissue scaffolds for additive manufacturing processes [PDF]

open access: yes, 2013
A novel tissue scaffold design technique has been proposed with controllable heterogeneous architecture design suitable for additive manufacturing processes.
Khoda, AKM Bashirul   +4 more
core   +1 more source

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

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