Results 41 to 50 of about 1,374 (248)

Model-theoretic properties of nilpotent groups and Lie algebras

open access: yesJournal of Algebra
45 ...
Christian d'Elbée   +3 more
openaire   +2 more sources

Why Computational Photochemistry Is Challenging and Will Probably Remain So: A Quantum Chemist's Perspective

open access: yesAdvanced Science, EarlyView.
Computational Photochemistry has made great strides in recent decades, but the investigation of larger molecules remains a challenge due to the inherent dilemma between the increasing computational accuracy required as the molecule size increases and the inevitable explosion in computational effort.
Andreas Dreuw
wiley   +1 more source

Toward formal development of programs from algebraic specifications: Model-theoretic foundations [PDF]

open access: yes, 1992
This paper presents in an informal way the main ideas underlying our work on the model-theoretic foundations of algebraic specification and program development. We attempt to offer an overall view, rather than new results, and focus on the basic motivation behind the technicalities presented elsewhere and on the conclusions from this work.
Donald Sannella, Andrzej Tarlecki
openaire   +1 more source

Beyond the Non‐Hermitian Skin Effect: Scaling‐Controlled Topology from Exceptional‐Bound Bands

open access: yesAdvanced Science, EarlyView.
ABSTRACT We establish a novel mechanism for topological transitions in non‐Hermitian systems that are controlled by the system size. Based on a new paradigm known as exceptional‐bound (EB) band engineering, its mechanism hinges on the unique critical scaling behavior near an exceptional point, totally unrelated to the well‐known non‐Hermitian skin ...
Mengjie Yang, Ching Hua Lee
wiley   +1 more source

Some applications of a model theoretic fact to (semi-) algebraic geometry

open access: yesIndagationes Mathematicae (Proceedings), 1982
Place extension theorems for fields and for ordered fields are used in connection with a model theoretic result to give simple proofs of the completeness of projective varieties, of a similar result in semi- algebraic geometry and of the finiteness theorem of semi-algebraic geometry.
openaire   +2 more sources

Modeling and Verification of 1/f Noise Mechanisms in FAPbBr3 Single‐Crystal X‐Ray Detectors

open access: yesAdvanced Electronic Materials, EarlyView.
We demonstratethat surface‐trap‐induced carrier number fluctuations are the dominantmechanism in FAPbBr3 Schottky devices, a conclusion supported by thedistinct defect profiles revealed by Drive‐Level Capacitance Profiling (DLCP). Throughnoise contribution decomposition, it is found that the 1/f noise of thedetector is the key noise source affecting ...
Zhongyu Yang   +6 more
wiley   +1 more source

Some model-theoretic correspondences between dimension groups and AF algebras

open access: yesAnnals of Pure and Applied Logic, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Low‐Power Control Of Resistance Switching Transitions in First‐Order Memristors

open access: yesAdvanced Electronic Materials, EarlyView.
Joule losses are a serious concern in modern integrated circuit design. In this regard, minimizing the energy necessary for programming memristors should be handled with care. This manuscript presents an optimal control framework, allowing to derive energy‐efficient programming voltage protocols for resistance switching devices. Following this approach,
Valeriy A. Slipko   +3 more
wiley   +1 more source

Mapping the Innovation DNA of Agribusiness Firms: A Multi‐Method Analysis of Strategic Capabilities and Performance

open access: yesAgribusiness, EarlyView.
ABSTRACT Innovation is essential for competitiveness in agribusiness facing dynamic environments. This study examines how market orientation, marketing, relational, and social capabilities influence innovation performance. Using data from 751 Spanish firms and a multi‐method approach that integrates Structural Equation Modeling (PLS‐SEM), Necessary ...
Beatriz Corchuelo Martínez‐Azúa   +1 more
wiley   +1 more source

On relationships between algebraic properties of groups and rings in some model-theoretic contexts [PDF]

open access: yesThe Journal of Symbolic Logic, 2011
AbstractWe study relationships between certain algebraic properties of groups and rings definable in a first order structure or *-closed in a compact G-space. As a consequence, we obtain a few structural results about ω-categorical rings as well as about small, nm-stable compact G-rings, and we also obtain surprising relationships between some ...
openaire   +3 more sources

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