Results 71 to 80 of about 497,921 (244)

Crossing bridges with strong Szegő limit theorem

open access: yesJournal of High Energy Physics, 2021
We develop a new technique for computing a class of four-point correlation functions of heavy half-BPS operators in planar N $$ \mathcal{N} $$ = 4 SYM theory which admit factorization into a product of two octagon form factors with an arbitrary bridge ...
A. V. Belitsky, G. P. Korchemsky
doaj   +1 more source

Recent Advances in Programmable Metasurfaces and Meta‐Devices

open access: yesAdvanced Electronic Materials, EarlyView.
Programmable metasurfaces enable various novel functionalities by dynamically tuning electromagnetic wavefronts. This article provides a comprehensive review of recent advances in microwave and terahertz programmable metasurfaces, covering electrical, thermal, optical, and mechanical control mechanisms.
Linda Shao   +4 more
wiley   +1 more source

A fractional powers of the Bessel operator on a semiaxis

open access: yes, 2018
In this paper we study fractional powers of the Bessel differential operator defined on a semiaxis. Some important properties of such fractional powers of the Bessel differential operator are proved.
Shishkina, E., Sitnik, S.
core   +1 more source

An analog of Titchmarsh's theorem for the Laguerre–Bessel transform [PDF]

open access: yesArab Journal of Mathematical Sciences
Purpose – Using a generalized translation operator, this study aims to obtain a generalization of Titchmarsh's theorem for the Laguerre–Bessel transform for functions satisfying the ψ-Laguerre–Bessel–Lipschitz condition in the space L2α (K), where K=0,+∞×
Larbi Rakhimi, Radouan Daher
doaj   +1 more source

Designing Wire Mazes for Replicating Natural Echoes to Study Bat Biosonar Function

open access: yesAdvanced Intelligent Systems, EarlyView.
A validated framework combining efficient physical modeling (multiple scattering model) and deep learning is presented to guide wire‐maze design for bat biosonar studies. This approach rapidly generates large datasets to test acoustic distinguishability among wire arrangements.
Chunlin Jia   +3 more
wiley   +1 more source

ANALISIS KETERBATASAN OPERATOR BESSEL-RIESZ DI RUANG LEBESGUE YANG TERDEFINISI PADA RUANG METRIK UKURAN [PDF]

open access: yes
The limitations of the Bessel-Riesz operator have been extensively studied and developed by researchers, particularly in the field of mathematical analysis. This research examines the boundedness of the Bessel-Riesz operator in Lebesgue spaces defined
Awal Febriantono, NIM.: 20106010050
core   +1 more source

Serotype‐Tailored Midstream and Downstream Operations to Advance the Manufacturing of Adeno‐Associated Viral Vectors

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Adeno‐associated viruses (AAVs) are the leading vectors for in vivo gene therapy, fueling a growing demand for scalable and robust biomanufacturing processes. Yet, the impact of cell lysis conditions on the performance of midstream and downstream unit operations across serotypes remains poorly characterized.
Arianna Minzoni   +20 more
wiley   +1 more source

The Bochner-Riesz means for Fourier-Bessel expansions: Norm inequalities for the maximal operator and almost everywhere convergence

open access: yes, 2013
In this paper, we develop a thorough analysis of the boundedness properties of the maximal operator for the Bochner-Riesz means related to the Fourier-Bessel expansions. For this operator, we study weighted and unweighted inequalities in the spaces L p ((
Ciaurri, Óscar [0000-0002-1695-3311]   +3 more
core   +1 more source

Experimental methods in chemical engineering: The scientific method versus engineering design methodology

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Engineering graduate students confuse the scientific method and problem solving when presenting their pre‐doctoral exams and theses: Science discourse adopts question and hypotheses to assert and establish a study's rationale, while it is problem and objectives in engineering design.
Gregory S. Patience   +4 more
wiley   +1 more source

Conjugacy for Fourier-Bessel expansions [PDF]

open access: yes, 2006
We define and investigate the conjugate operator for Fourier-Bessel expansions. Weighted norm and weak type (1, 1) inequalities are proved for this operator by using a local version of the Calderón-Zygmund theory, with weights in most cases more general ...
Ciaurri, Óscar [0000-0002-1695-3311]   +3 more
core   +1 more source

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