Results 71 to 80 of about 276,151 (334)

A crucible of competition and cooperation: Where do the concepts fit in recreation activity delivery? [PDF]

open access: yes, 2004
The prevailing use of competitive activities in leisure, sport and recreation continues to inspire debate as people question the value, influence and outcomes of competitive behaviour for participants.
Little, Donna E.
core   +1 more source

Roulette‐Inspired Physical Unclonable Functions: Stochastic yet Deterministic Multi‐Bit Patterning through the Solutal Marangoni Effect

open access: yesAdvanced Functional Materials, EarlyView.
Geometric multi‐bit patterning based on dynamic wetting and dewetting phenomena creates roulette‐like Physical Unclonable Function (PUF) labels with stochastic yet deterministic properties. This method leverages the solutal‐Marangoni effect for high randomness while achieving deterministic multinary patterns through polygonal confinement of binary ...
Yeongin Cho   +8 more
wiley   +1 more source

Connecting the dots: Why does what and who came before us matter? [PDF]

open access: yes, 2020
A "Coloring Outside the Lines" editorial column.  A review of organizations who pioneered the involvement of persons of color in park stewardship, outdoor recreation, historic preservation, and other forms of place-based conservation.
Roberts, Nina S., Spears, Alan
core  

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

First Hassenfeld Fellows Are Making a Difference in Local Communities [PDF]

open access: yes, 2017
Part of the Hassenfeld Projects initiative, seven students are leading a variety of community-focused projects from Providence to Fall River, Mass.
Rodrigues, Jill
core   +1 more source

Flow‐Induced Vascular Remodeling on‐Chip: Implications for Anti‐VEGF Therapy

open access: yesAdvanced Functional Materials, EarlyView.
Flow‐induced vascular remodeling plays a critical role in network stabilization and function. Using a vasculature‐on‐chip system, this study reveals how physiological VEGF levels and flow affect vascular remodeling and provides insights into tumor vessel normalization.
Fatemeh Mirzapour‐Shafiyi   +6 more
wiley   +1 more source

Yawkey Foundations 2010 Grants Report [PDF]

open access: yes, 2011
Contains mission statement, board chair and president's message; grantee profiles in the areas of health, education, and human services; 2010 grants list and highlights; grant guidelines; and list of board ...

core  

Stable, Easy‐to‐Handle, Fully Autologous Electrospun Polymer‐Peptide Skin Equivalent for Severe Burn Injuries

open access: yesAdvanced Functional Materials, EarlyView.
A bioengineered skin equivalent composed of electrospun poly(ε‐caprolactone) (PCL) and the bioactive peptide Fmoc‐FRGD is developed for severe burn treatment. This scaffold promotes full‐thickness skin regeneration by supporting cellular adhesion and integration. In‐vitro and in‐vivo studies show enhanced mechanical stability, accelerated wound closure,
Dana Cohen‐Gerassi   +11 more
wiley   +1 more source

Tunable Thermoshrinkable Hydrogels for 4D Fabrication of Cell‐Seeded Channels

open access: yesAdvanced Functional Materials, EarlyView.
A thermoresponsive polymer with methacrylate groups for photo‐cross‐linking, based on polyethylene glycol, N‐isopropylacrylamide, and 2‐hydroxyethyl acrylate is synthetized to yield hydrogels that shrink upon temperature increase. The new polymer enables the fabrication of cell‐laden perfusable channels with diameters below 200 µm by combining ...
Greta Di Marco   +12 more
wiley   +1 more source

Community Building for Children’s Health: Lessons From Community Partnerships for Healthy Children [PDF]

open access: yes, 2009
· This article describes Community Partnerships for Healthy Children (CPHC), a 10-year, $17 million initiative of the Sierra Health Foundation targeted at improving children’s health in northern California by mobilizing communities to use their assets ...
Cherner, Stacie   +3 more
core   +2 more sources

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