Results 131 to 140 of about 1,776 (233)

Shaped electrodes for adaptive X‐ray optics

open access: yesJournal of Synchrotron Radiation, Volume 33, Issue 4, Page 961-967, July 2026.
For adaptive X‐ray optics on high‐performance beamline optical systems, we describe an approach to mirror figure and slope control using patterned, shaped electrodes to control the local curvature on a lithium niobate substrate from a single applied voltage. Longitudinally continuous electrode patterns achieve target shapes without discontinuities, and
Kenneth A. Goldberg   +2 more
wiley   +1 more source

Crossed Pathways: Tobacco–Cannabis Co‐Use and Motivation to Quit in Young Adults in France

open access: yesDrug and Alcohol Review, Volume 45, Issue 5, July 2026.
ABSTRACT Introduction Among young adults, intertwined tobacco and cannabis use is a major concern, being linked to poorer cessation outcomes than exclusive use. However, little is known about the shared and simultaneous determinants of motivation to quit both substances, and how the use of one influences readiness to quit the other. We aimed to examine
Tangui Barré   +7 more
wiley   +1 more source

Markov Determinantal Point Process for Dynamic Random Sets

open access: yesJournal of Time Series Analysis, Volume 47, Issue 4, Page 784-802, July 2026.
ABSTRACT The Law of Determinantal Point Process (LDPP) is a flexible parametric family of distributions over random sets defined on a finite state space, or equivalently over multivariate binary variables. The aim of this paper is to introduce Markov processes of random sets within the LDPP framework. We show that, when the pairwise distribution of two
Christian Gouriéroux, Yang Lu
wiley   +1 more source

Diverse Connections Between Climate Extremes and Agricultural Loss Across the Southern Slopes of the Himalayas

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract The increasing frequency of drought, heat stress and extreme precipitation is intensifying risks to agricultural systems in the Southern Slopes of the Himalaya (SSH) under climate change. Understanding crop loss responses across cropping systems is critical for regional food security.
Jiujiang Wu   +8 more
wiley   +1 more source

Identities for Bernoulli polynomials related to multiple Tornheim zeta functions

open access: yes, 2019
International audienceWe show that each member of a doubly infinite sequence of highly nonlinear expressions of Bernoulli polynomials, which can be seen as linear combinations of certain higher-order convolutions, is a multiple of a specific product of ...
Armin Straub   +5 more
core   +1 more source

A Note on Symmetric Properties of the Twisted -Bernoulli Polynomials and the Twisted Generalized -Bernoulli Polynomials

open access: yesAdvances in Difference Equations, 2010
We define the twisted -Bernoulli polynomials and the twisted generalized -Bernoulli polynomials attached to of higher order and investigate some symmetric properties of them.
Lee B   +5 more
doaj  

Hermite based poly-bernoulli polynomials with a g-parameter

open access: yes, 2018
We introduce the Hermite based poly-Bernoulli polynomials with a q parameter and give some of their basic properties including not only addition property, but also derivative properties and integral representations.
Araci, Serkan   +2 more
core   +1 more source

Parametric kinds of generalized Apostol-Bernoulli polynomials and their properties

open access: yes, 2023
The purpose of this paper is to define generalized Apostol--Bernoulli polynomials with including a new cosine and sine parametric type of generating function using the quasi-monomiality properties and trigonometric functions.
Qi, Feng   +3 more
core   +1 more source

Insight into degenerate Bell-based Bernoulli polynomials with applications

open access: yes
Recently, the Bell-based Stirling polynomials of the second kind and the Bell-based Bernoulli polynomials [U. Duran, S. Araci, M. Acikgoz, Axioms, 10 (2021), 23 pages] have been considered, and some of their properties and applications in umbral calculus
Acikgoz, M, Araci, S, Duran, U
core   +2 more sources

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