Results 81 to 90 of about 653 (205)

Residual Water Suppression in MRS Using HLSVD With Automatic Component Selection Strategy

open access: yesNMR in Biomedicine, Volume 39, Issue 7, July 2026.
Residual water signals in magnetic resonance spectroscopy distort baselines and hinder metabolite quantification. We propose an automatic residual water removal method using HLSVD with the metric, termed as residual water to metabolite variance ratio (RWVR), to guide component selection.
Yi‐Ru Lin   +2 more
wiley   +1 more source

An Algebraic Study of Parametric Stokes Phenomena

open access: yesStudies in Applied Mathematics, Volume 157, Issue 1, July 2026.
ABSTRACT We investigate geometric aspects of co‐equational parametric resurgence, by studying physical problems whose formal asymptotic solutions give rise to Borel transforms lying on an algebraic curve. This perspective allows us to elucidate concepts unique to parametric resurgence such as singularity structures, (virtual) turning points, and the ...
Inês Aniceto, Samuel Crew
wiley   +1 more source

Asymptotics of Toeplitz, Hankel, and Toeplitz+Hankel determinants with Fisher-Hartwig singularities [PDF]

open access: yesAnnals of Mathematics, 2011
43 pages, 3 figures, extended ...
Deift, P, Its, A, Krasovsky, I
openaire   +3 more sources

A Study on the k-Mersenne and k-Mersenne-Lucas Sequences

open access: yesUniversal Journal of Mathematics and Applications
In this study, we examine an application of $k-$Mersenne and $k-$Mersenne-Lucas sequences. We present the Catalan transforms of these sequences and give the properties of these Catalan transforms. Catalan transforms of $k-$Mersenne and $k-$Mersenne-Lucas
Mine Uysal   +3 more
doaj   +1 more source

Hankel Determinants of the Generalized Factorials

open access: yesIndian Journal of Pure and Applied Mathematics, 2018
Denote 〈x|d〉 n = x(x + d)(x + 2d) · · · (x + (n - 1)d) for n = 1, 2, · · ·, and 〈x|d〉0 = 1, where 〈x|d〉 n is called the generalized factorial of x with increment d. In this paper, we present the evaluation of Hankel determinants of sequence of generalized factorials.
Sheng-Liang Yang, Yan-Ni Dong
openaire   +1 more source

On the Determinant of a Certain Wiener-Hopf + Hankel Operator [PDF]

open access: yesIntegral Equations and Operator Theory, 2003
We establish an asymptotic formula for determinants of truncated Wiener-Hopf+Hankel operators with symbol equal to the exponential of a constant times the characteristic function of an interval. This is done by reducing it to the corresponding (known) asymptotics for truncated Toeplitz+Hankel operators.
Basor, Estelle L   +2 more
openaire   +4 more sources

Electromagnetic Quasinormal Modes: A Foundational Framework for Describing Fano Resonances of Extinction Spectra

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
An ab initio electromagnetic framework links quasinormal modes to Fano resonances in extinction spectra. Analytical expressions for the Fano asymmetry and intensity parameters are derived from overlap integrals, enabling rapid spectral reconstruction and physical interpretation.
Mikhail Bochkarev   +5 more
wiley   +1 more source

Polaritonic Spectra of Optical Mie Voids

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
Optical Mie voids have been shown to provide a versatile platform for polaritonic physics. Analytical and numerical analysis reveal how void resonances couple to excitonic media, enabling weak‐ and strong‐coupling regimes, polariton gaps, Q‐factor enhancement, and spatial mode localization.
Evgeny Ryabkov   +3 more
wiley   +1 more source

Closed-form expression for Hankel determinants of the Narayana polynomials [PDF]

open access: yes, 2004
summary:We considered a Hankel transform evaluation of Narayana and shifted Narayana polynomials. Those polynomials arises from Narayana numbers and have many combinatorial properties.
Predrag Rajković   +7 more
core   +1 more source

Development and implementation of a unified curriculum in math, statistics, computing, and informatics with financial considerations for medical physics graduate programs

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 5, May 2026.
Abstract Background AAPM Report No. 365 recommends that medical physics graduate programs offer courses covering both mathematical and statistical methods (Section 3.1.7) as well as computational methods and medical informatics (Section 3.1.8). While our program seeks to incorporate both of these essential areas into the curriculum, various financial ...
Jenghwa Chang, Marissa Joyce Vaccarelli
wiley   +1 more source

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