Results 111 to 120 of about 17,196,143 (353)

Study of the spatial variation of the biodegradation rate of the herbicide bentazone with soil depth using contrasting incubation methods [PDF]

open access: yes
Vertical and horizontal spatial variability in the biodegradation of the herbicide bentazone was compared in sandy-loam soil from an agricultural field using sieved soil and intact soil cores.
Bending, G. D.   +2 more
core   +1 more source

Transport of ferrihydrite nanoparticles in saturated porous media: role of ionic strength and flow rate [PDF]

open access: yes, 2012
The use of nanoscale ferrihydrite particles, which are known to effectively enhance microbial degradation of a wide range of contaminants, represents a promising technology for in situ remediation of contaminated aquifers.
Bosch, J.   +3 more
core   +1 more source

Melt Electrowriting High Resolution Poly(ethylene‐co‐vinyl acetate) Scaffolds for Soft Tissue Engineering

open access: yesAdvanced Healthcare Materials, EarlyView.
This work pioneers melt electrowriting (MEW) of polyethylene vinyl acetate (PEVA) to fabricate ultra‐compliant, high‐resolution scaffolds. By integrating microscale precision with soft tissue‐like biomechanics, PEVA overcomes stiffness‐driven limitations of conventional MEW polymers, establishing a mechanically biomimetic platform for soft tissue ...
Finn Snow   +9 more
wiley   +1 more source

Impregnant formulation to the preservation, protection and consolidation of wood heritage assets [PDF]

open access: yes, 2018
The protection of cultural heritage is an integral part of the world´s material wealth. The cultural heritage, movable and immovable, together with the natural environment, represents values that contribute to the education and social culture of the ...
Alfieri, Paula Vanesa   +2 more
core  

Sprayable Polymer Blends With Short‐Chain Surface Segregation for Preventing Postoperative Abdominal Adhesions

open access: yesAdvanced Healthcare Materials, EarlyView.
Adhesions’ high occurrence rates and high morbidity render them a critical challenge to be addressed. Current prevention methods, such as physical barriers, have many limitations, resulting in inconsistent safety and efficacy. This study demonstrates the potential for sprayable polymeric materials as an adhesion barrier.
Robert J. Morris III   +7 more
wiley   +1 more source

Effect of hydroxyapatite-containing microspheres embedded into three-dimensional magnesium phosphate scaffolds on the controlled release of lysozyme and in vitro biodegradation

open access: yesInternational Journal of Nanomedicine, 2014
Jongman Lee, Hui-suk YunPowder and Ceramics Division, Korea Institute of Materials Science, Changwon, Republic of KoreaAbstract: The functionality of porous three-dimensional (3D) magnesium phosphate (MgP) scaffold was investigated for the development of
Lee JM, Yun HS
doaj  

Development of organic fertilizers from food market waste and urban gardening by composting in Ecuador [PDF]

open access: yes, 2017
Currently, the management of urban waste streams in developing countries is not optimized yet, and in many cases these wastes are disposed untreated in open dumps.
Bustamante, M. Ángeles   +3 more
core   +2 more sources

Injectable Stimuli‐Responsive Amphiphilic Hydrogel for Rapid Hemostasis, Robust Tissue Adhesion, and Controlled Drug Delivery in Trauma and Surgical Care

open access: yesAdvanced Healthcare Materials, EarlyView.
Fast‐acting hydrogel seals bleeding wounds as the illustrated injectable, pH‐responsive network rapidly gels in situ to stop hemorrhage, adhere strongly to wet tissue, and release antibiotics in a controlled, pH‐dependent manner. The material withstands high pressures, shows excellent biocompatibility, and degrades safely, offering a versatile platform
Arvind K. Singh Chandel   +5 more
wiley   +1 more source

Directional Liquid Transport Enabled pH‐Responsive Hierarchical Composite for Enhanced Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
A hierarchical composite with a gradient architecture transitioning from hydrophobic to hydrophilic layers integrates diode‐like liquid transport, efficient water absorption, breathability, and mechanical robustness. This device enables a multifunctional therapeutic platform with pH‐responsive dual‐drug release, providing synergistic anti‐inflammatory ...
Baolin Wang   +5 more
wiley   +1 more source

Biodegradability of SCOBY-derived bacterial cellulose affected by purification methods

open access: yesMaterials Research Express
The mounting demand for sustainable biopolymers has prompted extensive research on bacterial cellulose (BC) as a prospective material for biomedical, food, and packaging applications.
Diego Gomez-Maldonado   +6 more
doaj   +1 more source

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