Results 81 to 90 of about 1,548,949 (331)

Dirichlet inversion and lattice inversion problem

open access: yesComputers & Mathematics with Applications, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Guangwen Yan   +3 more
openaire   +2 more sources

Unique Performance Considerations for Printable Organic Semiconductor and Perovskite Radiation Detectors: Toward Consensus on Best Practice Evaluation

open access: yesAdvanced Functional Materials, EarlyView.
A lack of standard approaches for testing and reporting the performance of metal halide perovskites and organic semiconductor radiation detectors has resulted in inconsistent interpretation of performance parameters, impeding progress in the field. This Perspective recommends key metrics and experimental details, which are suggested for reporting in ...
Jessie A. Posar   +8 more
wiley   +1 more source

On the inverse diffraction problem

open access: yesJournal of Mathematical Analysis and Applications, 1984
For a smooth convex obstacle the inverse problem of finding the surface of the obstacle from the knowledge of the scattering amplitude f(n,\(\nu\),k) at one large wavenumber \(k_ 0\) and n, \(\nu\) running through such a subset of the unit sphere \(S^ 2\) in \(R^ 3\) that the vector \(\ell =(n-\nu)| n-\nu |^{-1}\) runs through all of \(S^ 2\).
openaire   +3 more sources

Influence of Layering and Curie Temperature Uncertainty on the Performance of Multilayer Active Magnetic Regenerators

open access: yesAdvanced Functional Materials, EarlyView.
This study examines how manufacturing uncertainties in Curie temperatures (1.5–2°C) affect multilayer active magnetic regenerators (AMR). While increasing the number of magnetocaloric layers boosts cooling power, performance degrades due to temperature variations.
Urban Tomc   +6 more
wiley   +1 more source

Inverse Sturm-Liouville problem with discontinuity conditions

open access: yesSahand Communications in Mathematical Analysis, 2014
This paper deals with the boundary value problem involving the di erential equation ly := -y''+qy = λy, subject to the standard boundary conditions along with the following discontinuity conditions at a point a ε(0,π) y(a + 0) = a1y(a - 0),
Mohammad Shahriari   +1 more
doaj  

An inverse problem of reflection

open access: yesComputers & Mathematics with Applications, 1993
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

On the cardinality of subsequence sums II

open access: yesComptes Rendus. Mathématique
Let $A=(\underbrace{a_1,\ldots ,a_1}_{r_1},\underbrace{a_2,\ldots ,a_2}_{r_2},\ldots ,\underbrace{a_k,\ldots ,a_k}_{r_k})$ be a finite sequence of integers with ...
Jiang, Xing-Wang, Li, Ya-Li
doaj   +1 more source

Inverse Eigenvalue Problem of Unitary Hessenberg Matrices

open access: yesDiscrete Dynamics in Nature and Society, 2009
Let H∈ℂn×n be an n×n unitary upper Hessenberg matrix whose subdiagonal elements are all positive, let Hk be the kth leading principal submatrix of H, and let H˜k be a modified submatrix of Hk.
Chunhong Wu, Linzhang Lu
doaj   +1 more source

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

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