Results 111 to 120 of about 5,309,525 (360)

From Classical Ferroelectricity to Emerging Low‐Dimensional Phases

open access: yesAdvanced Physics Research, EarlyView.
Ferroelectricity is undergoing a renaissance, moving from classical perovskites to hafnia‐based thin films and low‐dimensional van der Waals crystals. Recent advances reveal exotic polarization mechanisms, ultrathin stability, and coupling with topology and valley physics.
Marius Adrian Husanu, Dana G. Popescu
wiley   +1 more source

Saddle point theorems on generalized convex spaces

open access: yesJournal of Inequalities and Applications, 2000
A sharpened extension of Komiya's saddle point theorem is obtained for generalized convex spaces. Moreover, we show that convexity of the involved sets in his theorem can be replaced by acyclicity, and continuity of the involved functions by lower and ...
Park Sehie, Kim In-sook
doaj  

Ontogeny of the malleus in Mesocricetus auratus (Mammalia, Rodentia): Systematic and functional implications for the muroid middle ear

open access: yesThe Anatomical Record, EarlyView.
Abstract The three mammalian auditory ossicles enhance sound transmission from the tympanic membrane to the inner ear. The anterior anchoring of the malleus is one of the key characters for functional classification of the auditory ossicles. Previous studies revealed a medial outgrowth of the mallear anterior process, the processus internus ...
Franziska Fritzsche   +2 more
wiley   +1 more source

SADDLE POINT VARIATIONAL METHOD FOR DIRAC CONFINEMENT [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2001
A saddle point variational (SPV ) method was applied to the Dirac equation as an example of a fully relativistic equation with both negative and positive energy solutions.
doaj  

Incomplete factorization constraint preconditioners for saddle-point matrices [PDF]

open access: yes, 2004
We consider the application of the conjugate gradient method to the solution of large symmetric, indefinite linear systems. Special emphasis is put on the use of constraint preconditioners and a new factorization that can reduce the number of flops ...
Dollar, H. Sue, Wathen, A. J.
core   +1 more source

Trabecular bone ontogeny of the human talus

open access: yesThe Anatomical Record, EarlyView.
Abstract Studies of trabecular ontogeny may provide insight into the factors that drive healthy bone development. There is a growing understanding of how the juvenile skeleton responds to these influences; however, gaps in our knowledge remain. This study aims to identify ontogenetic trabecular patterns and regional changes during development within ...
Rebecca A. G. Reid   +2 more
wiley   +1 more source

Using constraint preconditioners with regularized saddle-point problems [PDF]

open access: yes, 2005
The problem of finding good preconditioners for the numerical solution of a certain important class of indefinite linear systems is considered. These systems are of a 2 by 2 block (KKT) structure in which the (2,2) block (denoted by -C) is assumed to be ...
Dollar, H. Sue   +3 more
core   +2 more sources

Luxury Fashion Non‐Fungible Tokens (NFTs): Drivers of Ownership and Spillover Effect on Physical Luxury Products

open access: yesJournal of Consumer Behaviour, EarlyView.
ABSTRACT This paper explores consumers' drivers and motivations behind luxury‐fashion non‐fungible tokens (NFTs) ownership and the implications of the potential ownership of these NFTs on the purchase intentions of physical luxury products of the same brand.
Majd AbedRabbo   +3 more
wiley   +1 more source

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