Results 91 to 100 of about 12,151 (308)

On the coefficients of the expansion of elements from C[0, 1] space by the Faber-Schauder system

open access: yesJournal of Function Spaces and Applications, 2011
Elements (functions) of continuous on [0, 1] functions space (C[0, 1]) are described which have 1/2-monotone coefficients of the expansion by the Faber-Schauder system.
M. G. Grigoryan, A. A. Sargsyan
doaj   +1 more source

Slow growing of Stieltjes integrals of monotone functions

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2013
We establish necessary and sufficient conditions for slow growth of Stieltjes integral of monotone functions. Obtained results are applied to studying of value distribution and growth of Nevanlinna characteristics of meromorphic functions in $\mathbb{C}$.
M. V. Zabolotskyj, O. V. Kostiuk
doaj   +1 more source

On the mixed monotonicity of polynomial functions

open access: yesCoRR, 2023
In this paper, it is shown that every polynomial function is mixed monotone globally with a polynomial decomposition function. For univariate polynomials, the decomposition functions can be constructed from the Gram matrix representation of polynomial functions. The tightness of polynomial decomposition functions is discussed.
openaire   +2 more sources

Defect Evolution and Mechanical Performance of Fused Filament Fabrication‐Manufactured 17‐4PH Stainless Steel Revealed by X‐Ray Computed Tomography

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography reveals how process‐induced defects evolve from green to sintered states in Fused Filament Fabrication (FFF)‐manufactured 17‐4PH stainless steel. Internal porosity, weakest cross‐sections, and fracture locations show strong correlation with tensile performance, demonstrating the potential of computed tomography (CT)‐based ...
György Ledniczky   +3 more
wiley   +1 more source

Some operator monotone functions [PDF]

open access: yes, 2009
We prove that the functions t→(tq-1)(tp-1)-1 are operator monotone in the positive half-axis for ...
Hansen, Frank
core   +1 more source

Stretching the Printability Metric in Direct‐Ink Writing with Highly Extensible Yield‐Stress Fluids

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces “drawability” as a new metric for assessing printability in direct‐ink writing, focusing on gap‐spanning performance and speed robustness. By designing yield‐stress fluids with high extensibility, we demonstrate that extensional strain‐to‐break significantly enhances printability.
Chaimongkol Saengow   +9 more
wiley   +1 more source

Enhanced Terahertz Thermoelectricity Via Engineered Van Hove Singularities and Nernst Effect in Moiré Superlattices

open access: yesAdvanced Functional Materials, EarlyView.
Moiré band engineering in graphene/hexagonal boron nitride–based superlattices unlocks van Hove singularities (VHSs) for terahertz (THz) optoelectronics. Tuning the Fermi level near these singularities, associated with secondary neutrality points (SNPs), enhances the photothermoelectric response.
Leonid Elesin   +16 more
wiley   +1 more source

Concave-Monotone Treatment Response and Monotone Treatment Selection: With an Application to the Returns to Schooling [PDF]

open access: yes
This paper identifies sharp bounds on the mean treatment response and average treatment effect under the assumptions of both concave monotone treatment response (concave-MTR) and monotone treatment selection (MTS).
Usui, Emiko, Okumura, Tsunao
core  

Mechanical Behavior and Fracture Mechanisms of MXene/PVDF Nanocomponsites: In Situ Characterization and Multiscale Analysis

open access: yesAdvanced Functional Materials, EarlyView.
Multiscale experiments and modeling reveal how Ti3C2Tx MXene nanosheets reinforce PVDF nanocomposites. An optimal MXene loading (∼1 wt.%) nearly doubles tensile strength through efficient stress transfer, flake alignment, and crack‐deflection mechanisms, transforming ductile polymer behavior into a controlled multi‐stage fracture pathway which aligns ...
Bita Soltan Mohammadlou   +5 more
wiley   +1 more source

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