Results 41 to 50 of about 17,196,143 (353)

Synthesis, Properties, and Biodegradability of Thermoplastic Elastomers Made from 2-Methyl-1,3-propanediol, Glutaric Acid and Lactide

open access: yesLife, 2021
An innovative type of biodegradable thermoplastic elastomers with improved mechanical properties from very common and potentially renewable sources, poly(L-lactide)-b-poly(2-methyl-1,3-propylene glutarate)-b-poly(L-lactide) (PLA-b-PMPG-b-PLA)s, has been ...
Lamya Zahir   +7 more
doaj   +1 more source

Polymers and its applications in agriculture

open access: yesPolímeros, 2017
Graphical Abstract Abstract Polymers are a class of soft materials with numerous and versatile mechanical and chemical properties that can be tuned specific to their application.
Priscila Milani   +3 more
doaj   +1 more source

Sustainable approaches for stormwater quality improvements with experimental geothermal paving systems [PDF]

open access: yes, 2015
This article has been made available through the Brunel Open Access Publishing Fund.This research assesses the next generation of permeable pavement systems (PPS) incorporating ground source heat pumps (geothermal paving systems).
Clesceri   +11 more
core   +6 more sources

Modeling the effect of soil meso- and macropores topology on the biodegradation of a soluble carbon substrate [PDF]

open access: yes, 2015
Soil structure and interactions between biotic and abiotic processes are increasingly recognized as important for explaining the large uncertainties in the outputs of macroscopic SOM decomposition models.
Chenu, Claire   +9 more
core   +5 more sources

Biodegradable Inverse Opals with Controlled Discoloration

open access: yesAdvanced Materials Interfaces, 2018
AbstractColloidal crystals and their derivatives possess photonic bandgap property, being useful in various applications, including structural coloration and colorimetric sensing. In this work, inverse opals made of a biodegradable polymer, poly(lactic‐co‐glycolic acid) (PLGA), are prepared to provide a controlled discoloration.
Ji‐Won Kim   +2 more
openaire   +1 more source

Biodegradation Properties Of Az31 Magnesium Alloy Coated by Dicalcium Phosphate Dihydrate

open access: yesCommunications, 2014
Biodegradation properties of magnesium and its alloys that can be used for implants are not satisfactory and cause serious problems. These problems can be solved by biodegradable surface coatings.
Filip Pastorek   +4 more
doaj   +1 more source

Copper-containing mesoporous bioactive glass promotes angiogenesis in an in vivo zebrafish model [PDF]

open access: yes, 2017
The osteogenic and angiogenic responses of organisms to the ionic products of degradation of bioactive glasses (BGs) are being intensively investigated. The promotion of angiogenesis by copper (Cu) has been known for more than three decades. This element
Aguiar   +71 more
core   +2 more sources

Natural Attenuation of Volatile Hydrocarbons in Unsaturated Soil Zone

open access: yesJournal of Agricultural and Marine Sciences, 2002
Scenario-specific numerical simulations were performed in order to assess the diffusive spreading of volatile fuel constituents and their biodegradation in the unsaturated soil zone.
P. Grathwohl, U. Maier
doaj   +1 more source

Biodegradable hollow fibres for the controlled release of drugs [PDF]

open access: yesBiomaterials, 1988
Biodegradable hollow fibres of poly-L-lactic acid (PLLA) filled with a suspension of the contraceptive hormone levonorgestrel in castor oil were implanted subcutaneously in rats to study the rate of drug release, rate of biodegradation and tissue reaction caused by the implant.
Schakenraad, J.M.   +7 more
openaire   +3 more sources

The Deep-Sea Microbial Community from the Amazonian Basin Associated with Oil Degradation

open access: yesFrontiers in Microbiology, 2017
One consequence of oil production is the possibility of unplanned accidental oil spills; therefore, it is important to evaluate the potential of indigenous microorganisms (both prokaryotes and eukaryotes) from different oceanic basins to degrade oil. The
Mariana E. Campeão   +10 more
doaj   +1 more source

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