Results 111 to 120 of about 2,352 (209)

Wheat Functional Traits and Photosynthetic Responses to Dynamic Shading in Agrivoltaic Systems

open access: yesPhysiologia Plantarum, Volume 178, Issue 4, July/August 2026.
ABSTRACT The growing demand for food and renewable energy has stimulated interest in agrivoltaic systems, yet their effects on crop physiology remain poorly understood. This study investigates how dynamic shading from high biaxial solar trackers influences wheat photosynthesis and functional traits.
Clémentine Inghels   +3 more
wiley   +1 more source

Quantitative asymptotics for polynomial patterns in the primes

open access: yesMathematika, Volume 72, Issue 3, July 2026.
Abstract We prove quantitative estimates for averages of the von Mangoldt and Möbius functions along polynomial progressions n+P1(m),…,n+Pk(m)$n+P_1(m),\ldots, n+P_k(m)$ for a large class of polynomials Pi$P_i$. The error terms obtained save an arbitrary power of logarithm, matching the classical Siegel–Walfisz error term.
Lilian Matthiesen   +2 more
wiley   +1 more source

Upscaling the Strength Domain of Heterogeneous Cohesive‐Frictional Materials via a General FFT‐Based Limit Analysis Approach

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 12, 30 June 2026.
ABSTRACT Limit analysis and yield design provide a well‐defined mathematical framework for upscaling the strength properties of heterogeneous materials. These techniques can be incorporated into an FFT‐based computational micromechanics framework to evaluate the strength of heterogeneous materials, based on images of their microstructure.
Elodie Donval, Matti Schneider
wiley   +1 more source

Developing a Heterogeneous Attenuation Model for Fiber Reinforced Thermoplastic Composites in the Kilohertz Region of the Ultrasonic Spectrum

open access: yesPolymer Composites, Volume 47, Issue S2, Page S85-S95, 20 June 2026.
Acquisition, filtering and modeling by genetic programming (tree pattern) of the acoustic signal for fiber‐filled composites. ABSTRACT This study experimentally investigated the discrete phase contributions of fibers and entrapped air on the attenuation spectrum of a fiber‐filled thermoplastic composite and derives a mathematical expression for sound ...
Austin D. Bedrosian   +3 more
wiley   +1 more source

On approximation by trigonometric sums [PDF]

open access: yesBulletin of the American Mathematical Society, 1914
openaire   +2 more sources

On Weighted Integrability of Functions Defined by Trigonometric Series

open access: yesJournal of Inequalities and Applications, 2010
We introduce a new class of sequences called and give a sufficient and necessary condition for weighted integrability of trigonometric series with coefficients to belong to the above class.
Szal Bogdan
doaj  

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