Results 191 to 200 of about 522,089 (299)

The integrated reproductive response: the scope for seasonal phenotypic flexibility shapes reproductive outcomes across fish populations

open access: yesOikos, EarlyView.
Across north‐temperate environments, rapid environmental change has disrupted the seasonal life histories of resident organisms, decreasing the reliability of environmental cues. Flexible responses capable of buffering the effects of unpredictable environmental variation to defend performance and reproductive outcomes may thus be key to species‐ and ...
Timothy J. Fernandes   +3 more
wiley   +1 more source

Direct Ink Writing 3D Printing of High Graphite Loading Polybenzoxazine Composite

open access: yesPolymer Composites, EarlyView.
Graphite reinforced benzoxazine can be directly printed and crosslinked with help of an inert power support. This allows the graphite particle to form temporary scaffold and the printed shape to be preserved. ABSTRACT Polybenzoxazine is a class of high‐performance thermoset that can be reinforced with graphite to gain great thermal stability, chemical ...
Kuanyu Lin   +4 more
wiley   +1 more source

An Investigation in Poly (Lactic Acid)‐Cellulose Acetate Composites Used for the Controlled Release of Potassium Fertilizers

open access: yesPolymer Engineering &Science, EarlyView.
Schematic graph of controlled release potassium for plant growth. ABSTRACT Biodegradable polymer–based controlled‐release fertilizers (CRFs) offer an environmentally friendly approach to enhancing nutrient use efficiency while minimizing ecological impacts.
Kaleum Meaney   +10 more
wiley   +1 more source

Sensitivity of leather tanned by ancient techniques to fungal infestation. [PDF]

open access: yesSci Rep
Wang Y   +7 more
europepmc   +1 more source

Unsaturated biobased polyesters from bicyclic α‐pinene‐based diols

open access: yesPolymer International, EarlyView.
We present the synthesis of four biosourced unsaturated polyesters made from chiral terpene‐based diols and esters of renewable diacids. The resulting materials harbor a bicyclic pinene ring in their backbones which leads to enhanced thermal properties while still conferring susceptibility to enzyme hydrolysis for chains having a cis alkene.
Ganapathy Ranjani   +4 more
wiley   +1 more source

Depositional and Hydrological Relationships Between Buried Dead Ice and the Active Layer in the McMurdo Dry Valleys, Antarctica: A Study of Sediment Geochemistry and Cation Concentrations

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT The McMurdo Dry Valleys, the largest ice‐free region in Antarctica, are home to a cold‐desert hydrologic system of glaciers, snowbanks, streams, and lakes. Freshwater is also stored as dead glacial ice, which is poorly constrained in terms of ion concentrations and interactions with both in situ and overlying sediments.
Matthew C. Witscheber, Kate M. Swanger
wiley   +1 more source

Toxicity impacts of water treatment sludge disposal in rivers. [PDF]

open access: yesEnviron Monit Assess
Mateus MV   +5 more
europepmc   +1 more source

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