PHYSICAL-MECHANICAL PROPERTIES AND DURABILITY OF HYDRAULIC LIME-BASED MORTARS WITH NON-TRADITIONAL BIOPOLYMERS

PHYSICAL-MECHANICAL PROPERTIES AND DURABILITY OF HYDRAULIC LIME-BASED MORTARS WITH NON-TRADITIONAL BIOPOLYMERS

The study focuses on the influence of addition of four different biopolymers in various doses (0.1%, 0.5%, and 1%) on the physical-mechanical properties and durability of NHL 3.5 mortars prepared with constant water/binder ratio and the binder/aggregate ratio of 1 : 2 by weight.The flow table test was carried out and the specimens were tested for f

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Recent beak evolution in North American starlings after invasion

Abstract European starlings are one of the most abundant and problematic avian invaders in the world.From their native range across Eurasia and North Africa, they have been introduced to every continent except Antarctica.In 160 years, starlings have expanded into different environments throughout the world, making them a powerful model for understa

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