Results 121 to 130 of about 965,634 (312)

Boys Recreation Club human pyramid photograph

open access: yes, 1968
This photograph shows participants in the Boys Recreation Club forming a human pyramid under the supervision of a coach. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels

open access: yesAdvanced Materials, EarlyView.
We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg   +15 more
wiley   +1 more source

Fabrication of Aligned Polycaprolactone Nanofibrillar Bundles to Control Cell‐Mediated Collagen Deposition in Engineered Cartilage

open access: yesAdvanced Materials, EarlyView.
Melt electrofibrillation (MEF) enables the fabrication of nanofibrillar PCL scaffolds with defined architectures that guide cellular alignment and retention during cartilage tissue engineering. Unlike conventional melt electrowriting, MEF consistently directs collagen type II‐rich extracellular matrix organization, providing a tunable platform to ...
Alba Pueyo Moliner   +10 more
wiley   +1 more source

Dynamic Growth of “Pioneer Trees” as a Basis for Recreational Revitalization of Old Urban Landfills: A Case Study of Zgierz, Central Poland

open access: yesLand
Urban tree biodiversity represents a valuable natural resource. However, some fast-growing tree species with limited esthetic value play an important ecological role by colonizing degraded areas, such as closed landfills.
Andrzej Długoński   +3 more
doaj   +1 more source

Lincoln Park Recreation Center photograph

open access: yes
This photograph shows the Lincoln Park Recreation Center, located in Lincoln Park in Columbus. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

Seamless Mechanical Programming Through Hybrid Epoxy–Acrylate Printing for Soft–Rigid Robots

open access: yesAdvanced Materials, EarlyView.
Hybrid epoxy‐acrylate printing enables seamless fabrication of soft–rigid robotic systems with covalently integrated interfaces and functionally graded mechanics. Grayscale exposure expands the accessible material space, enabling spatially programmed actuation through patterned stiffness while revealing the mechanics and durability of continuously ...
David C. Bershadsky   +3 more
wiley   +1 more source

A socioenvironmental approach to the nosogenic potential of freshwaters with presence of thermotolerant free-living amoebae in Costa Rica

open access: yesFrontiers in Public Health
IntroductionWithin the group of free-living amoebae (FLA), the genus Naegleria stands out for including species adapted to high temperatures, such as the facultative human parasite Naegleria fowleri, that can be found in various terrestrial and aquatic ...
Johan Alvarado-Ocampo   +11 more
doaj   +1 more source

Sunshine Recreation Center photograph

open access: yes
This photograph shows the Sunshine Recreation Center building in Sunshine Park in Columbus. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

Barnett Recreation Center playground photograph

open access: yes, 1968
This photograph shows the playground at Barnett Recreation Center, including a slide, merry-go-round, and swings. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

Phase Diagrams Enable Solid‐State Battery Design

open access: yesAdvanced Materials Interfaces, EarlyView.
Batteries are non‐equilibrium devices with inherent thermodynamic driving forces to react at interfaces, regardless of kinetics or operating conditions. Chemical potential mismatches across interfaces are dissipated via interfacial reactions. In this work, it is illustrated how phase diagrams and chemical potential maps predict degradation pathways but
Nathaniel L. Skeele, Matthias T. Agne
wiley   +1 more source

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