Results 121 to 130 of about 72,002 (310)

Inspection and diagnosis tests for structural safety evaluation: A case study [PDF]

open access: yes, 2005
Diagnosis and assessment of existing structures is a developing area due to the appearance of a high number of building defects, structural and non-structural deterioration and precocious loss of quality, and, consequently, lower expected durability ...
Cunha, P.   +4 more
core   +1 more source

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

CRACKS IN ROADWAY COVERING: METHODS FOR IMPROVEMENMT OF CRACK RESISTANCE

open access: yesНаука и техника, 2011
Crack formation is presently considered as an actual problem in the global practice. The paper provides various approaches pertaining to improvement of asphalt-concrete composition with the purpose to prevent formation of temperature and fatigue cracks ...
I. I. Leonovich, I. S. Melnikova
doaj  

From Clinic to Computation: Multiscale Bioengineering Strategies for Durable Biological Aortic Valve Replacements

open access: yesAdvanced Functional Materials, EarlyView.
Bioprosthetic aortic valves have revolutionized the treatment of aortic stenosis, but their durability is limited by structural valve deterioration (SVD). This review focuses on the pericardial tissue at the heart of these valves, examining how its mechanical properties and calcification drive fatigue and failure.
Gabriele Greco   +7 more
wiley   +1 more source

Complexation‐Mediated Diffusion‐Limited Crystal Growth: A General Framework for Anisotropic Crystal Growth in Cu‐Based Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A Complexation‐Mediated Diffusion‐Limited Growth (CMDLG) framework is established to rationalize the anisotropic growth of lead‐free perovskites. Integrating coordination chemistry with mass transport kinetics, this study theoretically derives and experimentally validates that stable iodocuprate complexes induce a diffusion‐limited regime.
Hyunmin Lee   +5 more
wiley   +1 more source

Sustainable Concrete for the 21st Century Concept of Strength through Durability [PDF]

open access: yes, 2008
The world is passing through difficult and troubled times, and we live in a rapidly changing world. The construction industry is facing many challenges – global warming, climate change forces, and the capability to achieve sustainable development and ...
Swamy, R.N.
core  

Photo‐Controlled Antibacterial Drug Release From DASA‐Coated Silica Particles for Improved Treatment of Wound Infections

open access: yesAdvanced Functional Materials, EarlyView.
Synthesis and characterization of light‐responsive donor–acceptor Stenhouse adducts (DASA)‐coated chlorhexidine‐loaded silica nanoparticles. Such a controllable drug‐delivery system enables the release of the antimicrobial drug on demand and in consecutive cycles, thereby maintaining the concentration within the therapeutic window.
Michèle Clerc   +9 more
wiley   +1 more source

Implementation of the Snowball Throwing Learning Model with Ice Breaking in Mathematics Subject

open access: yesJournal of Medives: Journal of Mathematics Education IKIP Veteran Semarang
Through the use of the snowball tossing learning model with ice cracking, this study seeks to increase the interest and learning results in mathematics among grade V students at UPT SD Negeri 5 Gresik during the 2024–2025 academic year.
Nourma Yunita   +2 more
doaj   +1 more source

Reflective Cracking Study: Second-Level Analysis Report [PDF]

open access: yes, 2008
This report follows a series of seven first-level Heavy Vehicle Simulator (HVS) testing reports, two laboratory reports on shear and fatigue testing, a forensic investigation report, and a report on the backcalculation of deflection measurements, all of which document an investigation undertaken to validate Caltrans overlay strategies for the ...
Jones, David   +5 more
openaire   +1 more source

Adaptive Hydrogels With Spatiotemporal Stiffening Using pH‐Modulating Enzymes

open access: yesAdvanced Functional Materials, EarlyView.
The chemomechanical coupling in an adaptive hydrogel is studied to further the development of adaptive hydrogels. This coupling is achieved by embedding a pH‐modulating enzyme in a pH‐responsive hydrogel. The enzymatic reaction can be triggered locally, which generates a pH‐decreasing wave throughout the system, increasing the crosslinking density and ...
Natascha Gray   +3 more
wiley   +1 more source

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