Results 71 to 80 of about 91,363 (266)

Magnetic and Structural Response Tuned by Coexisting Mn Concentration‐Dependent Phases in MnBi2Te4 Thin Film Grown on GaAs(001) by Molecular Beam Epitaxy

open access: yesAdvanced Functional Materials, EarlyView.
The study explores structural and magnetic properties of one of the most recent topological quantum materials (MnBi2Te4). The Mn‐poor structure leads to stacking faults (quintuple layer ‐ QL of Bi2Te3 formation instead of a septuple layer ‐ SL of MnBi2Te4), resulting in a coexistence between weak antiferromagnetism and ferromagnetism.
Wesley F. Inoch   +10 more
wiley   +1 more source

On some approximate calculations for certain pseudo-differential equations

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2018
We consider discrete pseudo - differential operatots and equations as approximate operators and equations for their continuous analogues. For this purpose we study a solvability for such equations in appropriate discrete spaces and give some error ...
V.B. Vasilyev
doaj   +1 more source

Calderon-Type Uniqueness Theorem for Stochastic Partial Differential Equations [PDF]

open access: yes, 2010
In this Note, we present a Calder\'on-type uniqueness theorem on the Cauchy problem of stochastic partial differential equations. To this aim, we introduce the concept of stochastic pseudo-differential operators, and establish their boundedness and other
Liu, Xu, Zhang, Xu
core  

Multi‐Ion Doping Controlled CEI Formation in Structurally‐Stable High‐Energy Monoclinic‐Phase NASICON Cathodes for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The graphical abstract illustrates the synthesis pathway, morphological feature, and thermodynamic feasibility of entropy‐engineered NASICON cathodes for sodium‐ion batteries. Abstract Overcoming the energy density limitations of sodium‐ion batteries (NIBs) requires innovative strategies to optimize cathode materials.
Sharad Dnyanu Pinjari   +9 more
wiley   +1 more source

Estimativos L^2 para una clase de operadores pseudodiferenciales definidos en el toro

open access: yesRevista Integración, 2013
En este trabajo se establecen estimativos L 2 para operadores pseudodiferenciales definidos en el toro. Los operadores considerados surgen del estudio de operadores entre grupos abelianos localmente compactos. Abstract.
Duván Cardona
doaj  

Perturbation of an α-stable type stochastic process by a pseudo-gradient

open access: yesModern Stochastics: Theory and Applications
A Markov process defined by some pseudo-differential operator of an order $1\lt \alpha \lt 2$ as the process generator is considered. Using a pseudo-gradient operator, that is, the operator defined by the symbol $i\lambda |\lambda {|^{\beta -1}}$ with ...
Mykola Boiko, Mykhailo Osypchuk
doaj   +1 more source

On Diff(M)-Pseudo-Differential Operators and the Geometry of Non Linear Grassmannians

open access: yesMathematics, 2015
We consider two principal bundles of embeddings with total space E m b ( M , N ) ,
Jean-Pierre Magnot
doaj   +1 more source

Some further classes of pseudo-differential operators in the p-adic context and their applications. [PDF]

open access: yesJ Pseudodiffer Oper Appl, 2023
Torresblanca-Badillo A   +1 more
europepmc   +1 more source

Cohomology of classes of symbols and classi cation of traces on corresponding classes of operators with non positive order

open access: yes, 2010
This thesis is devoted to the classification issue of traces on classical pseudo-differential operators with fixed non positive order on closed manifolds of dimension $n>1$.
Neira Jiménez, C.
core  

3D Digital Light Processing of Redox‐Active Polymers for Electrochemical Applications

open access: yesAdvanced Functional Materials, EarlyView.
3D printing of electrochemically switchable conducting polymers is achieved by Digital Light Processing of redox‐active carbazole‐based polymer materials. Complex 2D and 3D architectures including dot arrays and pyramids clearly show the potential for novel 3D switchable electrochemical devices for sensors, electrochromic displays as well as 3D printed
Christian Delavier   +4 more
wiley   +1 more source

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