Results 191 to 200 of about 18,772 (276)

Helmeted hornbill cranial kinesis: Balancing mobility and stability in a high‐impact joint

open access: yesThe Anatomical Record, Volume 309, Issue 5, Page 1299-1312, May 2026.
Abstract Prokinesis—in which a craniofacial joint allows the rostrum to move relative to the braincase—is thought to confer diverse advantages in birds, mostly for feeding. A craniofacial joint would, however, be a weak link if cranial stability is important. Paradoxically, we have identified a craniofacial joint in helmeted hornbills (Rhinoplax vigil),
Mike Schindler   +8 more
wiley   +1 more source

The Reactive Extrusion Cationization of Starches as a Novel Physicochemical Surface Modification Method

open access: yesBiopolymers, Volume 117, Issue 3, May 2026.
Native starches from different botanical sources were cationized by reactive extrusion using 3% glycidyltrimethylammonium chloride (GTAC). The process, performed under controlled thermal zones, promoted the incorporation of quaternary ammonium groups onto the starch backbone.
Maria C. Posada‐Vélez   +4 more
wiley   +1 more source

Self-organized patterning of crocodile head scales by compressive folding. [PDF]

open access: yesNature
Santos-Durán GN   +4 more
europepmc   +1 more source

How to Visualize Computational Mechanics: Animating Finite Elements, Continuum Mechanics, and Tensor Calculus

open access: yesComputer Applications in Engineering Education, Volume 34, Issue 3, May 2026.
ABSTRACT Computational mechanics is inherently complex, as the underlying physical processes evolve in three spatial dimensions and time. Thus, intuitive visualizations in traditional lecture notes or on blackboards are challenging. This motivates the use of animation software to illustrate time‐dependent three‐dimensional phenomena, which complement ...
Moritz Flaschel
wiley   +1 more source

Catchment Influences on Carbon Stable Isotope Variation in Trout; Might It Be Methane?

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Trout stable carbon isotope values vary significantly and appear to relate to catchment characteristics. Low carbon stable isotope values are linked to catchments with low drainage soil and high cover of pasture land use. This is likely to be linked to high levels of methane‐derived carbon entering the stream food web.
Michael Hinchliffe   +5 more
wiley   +1 more source

Sulphur Analogues of Homoisoflavonoids as Potential Treatments for Neovascular Eye Diseases. [PDF]

open access: yesChemMedChem
Hiles JD   +9 more
europepmc   +1 more source

A Comparative Study of iDNA and airDNA for Biodiversity Assessments in Tropical Forest Fragments

open access: yesEnvironmental DNA, Volume 8, Issue 3, May–June 2026.
Comparing invertebrate‐derived DNA and airborne eDNA across fragmented tropical forests, we show that iDNA recovers higher vertebrate richness from fewer samples, while airDNA offers greater field reliability. Together, both methods capture functional diversity gradients, supporting a combined approach for agroforestry biodiversity monitoring ...
Buffy Smith   +7 more
wiley   +1 more source

Optimization of braided stent design for cerebral aneurysms: the role of wire cross-sectional geometry. [PDF]

open access: yesFront Bioeng Biotechnol
Zhang A   +14 more
europepmc   +1 more source

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