Results 131 to 140 of about 833,246 (309)

Internal contradictions of nature reserve business

open access: yesČasopis Socìalʹno-Ekonomìčnoï Geografìï. Часопис соціально-економічної географії, 2017
Protected areas perform such functions as protective, scientific, aesthetic and recreational. The most important of them are recreational and environmental and their interests conflict with each other. In the early XX century in the world there were two
Olexandra Svitlychna
doaj  

Immunoinflammatory Mechanisms and Biocompatibility of Bioactive Dental Biomaterials: From Fundamental Insights to Clinical Translation

open access: yesAdvanced Healthcare Materials, EarlyView.
Surface‐host dialogue at the implant interface governs biological fate and osseointegration. Surface physicochemical properties of titanium (Ti) dental implants, including microgrooves, nanopatterns, nanotopography, roughness, and wettability, modulate the initial adsorption of proteins and the formation of a dynamic biointerface.
Daniela Moreira Cunha   +9 more
wiley   +1 more source

Boys Recreation Club rope climbing photograph

open access: yes, 1961
This photograph shows participants in the Boys Recreation Club practicing rope climbing. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

Natural Biomaterials for Osteochondral Repair: From Source to Strategy

open access: yesAdvanced Healthcare Materials, EarlyView.
Biological origin‐guided overview of natural biomaterials and therapeutic strategies for osteochondral tissue engineering. The circular diagram categorizes representative materials and strategies into plant/algae‐derived, microbial‐derived, animal‐derived, and human‐derived sources, centered on an osteochondral defect repair model.
Hengyu Liu   +5 more
wiley   +1 more source

Blackburn Recreation Center gymnastics photograph

open access: yes, 1970
This photograph shows a gymnastics demonstration on a trampoline in the gym at the Blackburn Recreation Center in Blackburn Park. The park is located in the Near East community in Columbus.
Columbus (Ohio). Recreation and Parks Department
core  

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Sunshine Recreation Center Teen-Age Club photograph

open access: yes, 1950
This photograph shows members of the Sunshine Recreation Center Teen-Age Club in a lounge. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

POM‐Based Water Splitting Catalyst Under Acid Conditions Driven by Its Assembly on Carbon Nanotubes

open access: yesAdvanced Materials, EarlyView.
A newly‐engineered POM‐based electrocatalyst incorporating non‐innocent counter cations exhibits fast kinetics for either the OER or HER under strongly acidic conditions (1 m H2SO4), depending on whether it is assembled on carbon nanotubes (1@CNT) or physically mixed with them (1/CNT). In water‐splitting tests using a two‐electrode setup, these systems
Eugenia P. Quirós‐Díez   +8 more
wiley   +1 more source

Woodward Park Recreation Center photograph

open access: yes
This photograph shows the Woodward Park Recreation Center in Columbus. The park was first developed in 1960. This item is part of a collection of photographs from the Columbus Recreation and Parks Department.
Columbus (Ohio). Recreation and Parks Department
core  

Boys recreation club whiffle ball photograph

open access: yes, 1967
This photograph shows members of the Boys Recreation Club playing whiffle ball in a gymnasium. This item is part of a collection of photographs from the Columbus Recreation and Parks Department. Throughout its history, the Columbus Recreation and Parks
Columbus (Ohio). Recreation and Parks Department
core  

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