Results 121 to 130 of about 110,593 (279)

In the Spotlight—Established Researcher

open access: yes
Journal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
Gregor Bucher
wiley   +1 more source

Selective Activation of Dynamics in Kinetically Frozen Supramolecular Polymer Bottlebrush Assemblies

open access: yesSmall, EarlyView.
Static at rest—dynamic on demand: Although supramolecular polymers are known for their dynamic nature, this study investigates the dynamics of amphiphilic assemblies based on polymer‐modified benzenetrispeptide and benzenetrisurea motifs. These structures remain frozen under ambient conditions but can be selectively triggered by changes in temperature ...
Hans F. Ulrich   +10 more
wiley   +1 more source

A Hardy Inequality with Remainder Terms in the Heisenberg Group and the Weighted Eigenvalue Problem

open access: yesJournal of Inequalities and Applications, 2007
Based on properties of vector fields, we prove Hardy inequalities with remainder terms in the Heisenberg group and a compact embedding in weighted Sobolev spaces. The best constants in Hardy inequalities are determined.
Zixia Yuan, Pengcheng Niu, Jingbo Dou
doaj   +1 more source

Beyond Pristine Layers: Engineering van der Waals MPX3 Materials (M: Transition Metal, X: Chalcogen) via Defects, Adsorption, and Intercalation

open access: yesSmall Science, EarlyView.
This review highlights specific examples, demonstrating how the electronic and magnetic properties of transition metal phosphorus trichalcogenides (MPX3) can be systematically modified. Key approaches—including defect engineering, adsorption, alloying, and intercalation—are examined in detail.
Yuriy Dedkov, Elena Voloshina
wiley   +1 more source

Heisenberg XXZ model and quantum Galilei group [PDF]

open access: green, 1992
Francesco Bonechi   +4 more
openalex   +1 more source

An integrative, peer‐reviewed and open‐source cooperative‐breeding database (Co‐BreeD)

open access: yesJournal of Animal Ecology, EarlyView.
Co‐BreeD is the first updatable and open‐source database dedicated to cooperative breeding. It enables continuous, non‐binary measurement of cooperative breeding, transforming how we study breeding systems across taxa. Further, by linking biological estimates to their exact sampling location and period, it allows for unprecedented accuracy in the ...
Yitzchak Ben Mocha   +31 more
wiley   +1 more source

Blow-ups of minimal surfaces in the Heisenberg group

open access: yesAnalysis and Geometry in Metric Spaces
In this article, we revise Monti’s results on blow-ups of H-perimeter minimizing sets in Hn{{\mathbb{H}}}^{n}. Monti demonstrated that the Lipschitz approximation of the blow-up, after rescaling by the square root of the excess, converges to a limit ...
Yu Yonghao
doaj   +1 more source

Volumetric Comparison of Overall Brain and Neuropil Size Between Social and Non‐social Spiders: Exploring the Social Brain Hypothesis

open access: yesIntegrative Zoology, EarlyView.
Brain size may be influenced by the cognitive demands of sociality (social brain hypothesis). We used microCT to compare CNS and brain volumes in social versus solitary huntsman and crab spiders. Social huntsman spiders had larger arcuate and mushroom bodies, while social crab spiders had larger visual neuropils.
Vanessa Penna‐Gonçalves   +6 more
wiley   +1 more source

𝑂(𝑛)-spherical functions on Heisenberg groups [PDF]

open access: bronze, 1993
Chal Benson, Joe Jenkins, Gail Ratcliff
openalex   +1 more source

The formation of self‐concept and intrinsic value in arts‐related domains: Extending the generalized internal/external frame of reference model to music and visual arts

open access: yesBritish Journal of Educational Psychology, EarlyView.
Abstract Background The internal/external frame of reference (I/E) model explains the formation of domain‐specific academic self‐concepts. The generalized I/E (GI/E) model extends the I/E model to other motivational constructs, such as intrinsic value, and to various school subjects.
A. Katrin Arens   +3 more
wiley   +1 more source

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