Results 61 to 70 of about 3,729,724 (366)

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

Polynomial computation of Hankel singular values [PDF]

open access: yes, 1992
A revised and improved version of a polynomial algorithm is presented. It was published by N.J. Young (1990) for the computation of the singular values and vectors of the Hankel operator defined by a linear time-invariant system with a rotational ...
Kwakernaak, Huibert
core   +1 more source

Definability by Constant-Depth Polynomial-Size Circuits

open access: yesInformation and Control, 1986
A class \(\Sigma\) of \(\sigma\)-structures is called circuit definable if there is a constant-depth, polynomial-size bounded sequence \(C_1, \ldots, C_n,\ldots\) of circuits, where each \(C_n\) is symmetric and accepts a structure \(S\) on the universe \(U_n=\{0,\ldots, n-1\}\) iff \(S\in \Sigma\).
L. Denenberg, Y. Gurevich, S. Shelah
semanticscholar   +3 more sources

Fermi Surface Nesting and Anomalous Hall Effect in Magnetically Frustrated Mn2PdIn

open access: yesAdvanced Functional Materials, EarlyView.
Mn2PdIn, a frustrated inverse Heusler alloy, showing electronic‐structure driven anomalous Hall effect with Weyl crossings, Fermi‐surface nesting and near‐zero magnetization ideal for low‐magnetization spintronics. Abstract Noncollinear magnets with near‐zero net magnetization and nontrivial bulk electronic topology hold significant promise for ...
Afsar Ahmed   +7 more
wiley   +1 more source

Theoretical and experimental results on time-series representations of polynomials

open access: yesFrontiers in Signal Processing
This study considers time-series representations of polynomials. Often in data modelling and many other applications, accurate estimations of the degree of a polynomial, of the noise standard deviation, and of the coefficient of the highest degree of a ...
Asoke K. Nandi
doaj   +1 more source

Development of key-dependent dynamic S-Boxes with dynamic irreducible polynomial and affine constant

open access: yesAdvances in Mechanical Engineering, 2018
In recent years, the need to develop advanced information technology systems in the area of mechanical engineering has been growing continuously to deliver better product quality at reduced cost.
Praveen Agarwal   +2 more
doaj   +1 more source

An Algorithmic Metatheorem for Directed Treewidth [PDF]

open access: yes, 2015
The notion of directed treewidth was introduced by Johnson, Robertson, Seymour and Thomas [Journal of Combinatorial Theory, Series B, Vol 82, 2001] as a first step towards an algorithmic metatheory for digraphs.
Oliveira, Mateus de Oliveira
core  

Toward Scalable Solutions for Silver‐Based Gas Diffusion Electrode Fabrication for the Electrochemical Conversion of CO2 – A Perspective

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the preparation techniques for silver‐based gas diffusion electrodes used for the electrochemical reduction of carbon dioxide (eCO2R) are systematically reviewed and compared with respect to their scalability. In addition, physics‐based and data‐driven modeling approaches are discussed, and a perspective is given on how modeling can aid ...
Simon Emken   +6 more
wiley   +1 more source

Hydrodynamics-based functional forms of activity metabolism: a case for the power-law polynomial function in animal swimming energetics. [PDF]

open access: yesPLoS ONE, 2009
The first-degree power-law polynomial function is frequently used to describe activity metabolism for steady swimming animals. This function has been used in hydrodynamics-based metabolic studies to evaluate important parameters of energetic costs, such ...
Anthony Papadopoulos
doaj   +1 more source

On the Complexity of Random Quantum Computations and the Jones Polynomial [PDF]

open access: yes, 2017
There is a natural relationship between Jones polynomials and quantum computation. We use this relationship to show that the complexity of evaluating relative-error approximations of Jones polynomials can be used to bound the classical complexity of ...
Bremner, Michael J., Mann, Ryan L.
core   +2 more sources

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