Results 51 to 60 of about 103,871 (266)

Digital Discovery of Synthesizable Metal−Organic Frameworks via Molecular Dynamics‑Informed, High‑Fidelity Deep Learning

open access: yesAdvanced Functional Materials, EarlyView.
Tabular foundation model interrogates the synthetic likelihood of metal−organic frameworks. Abstract Metal–organic frameworks (MOFs) are celebrated for their chemical and structural versatility, and in‑silico screening has significantly accelerated their discovery; yet most hypothetical MOFs (hMOFs) never reach the bench because their synthetic ...
Xiaoyu Wu   +3 more
wiley   +1 more source

Existence and uniqueness theorems on certain difference-differential equations

open access: yesElectronic Journal of Differential Equations, 2009
In the present paper, existence and uniqueness theorems for the solutions of certain nonlinear difference-differential equations are established. The main tools employed in the analysis are based on the applications of the Leray-Schauder alternative ...
Baburao G. Pachpatte
doaj  

Existence and Ulam stability for implicit fractional q-difference equations

open access: yesAdvances in Difference Equations, 2019
This paper deals with some existence, uniqueness and Ulam–Hyers–Rassias stability results for a class of implicit fractional q-difference equations. Some applications are made of some fixed point theorems in Banach spaces for the existence and uniqueness
Saïd Abbas   +3 more
doaj   +1 more source

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

open access: yesAdvanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

C⁎-Algebra-Valued G-Metric Spaces and Related Fixed-Point Theorems

open access: yesJournal of Function Spaces, 2018
We introduce the notion of the C⁎-algebra-valued G-metric space. The existence and uniqueness of some fixed-point theorems for self-mappings with contractive or expansive conditions on complete C⁎-algebra-valued G-metric spaces are proved.
Congcong Shen, Lining Jiang, Zhenhua Ma
doaj   +1 more source

Seifert Manifolds

open access: yes, 2001
A Seifert manifold is a 3-dimensional manifold with a circle action. It is a circle bundle (with singularities) over a 2-dimensional orbifold. In this note, we discuss a generalized Seifert manifolds.
Lee, K. B., Raymond, Frank
core   +2 more sources

Spin and Charge Control of Topological End States in Chiral Graphene Nanoribbons on a 2D Ferromagnet

open access: yesAdvanced Materials, EarlyView.
Chiral graphene nanoribbons on a ferromagnetic gadolinium‐gold surface alloy display tunable spin and charge states at their termini. Atomic work function variations and exchange fields enabe transitions between singlet, doublet, and triplet configurations.
Leonard Edens   +8 more
wiley   +1 more source

Mild solution for nonlocal impulsive functional fuzzy nonlinear integro-differential equations

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering
The aim of this paper is to study the existence, uniqueness, and continuous dependence of fuzzy solutions for first-order, nonlocal, impulsive, functional, nonlinear integro-differential equations by using Banach and Krasnoselskii–Schaefer type fixed ...
Najat H. M. Qumami   +2 more
doaj   +1 more source

Non-Abelian Vortices in Supersymmetric Gauge Field Theory via Direct Methods

open access: yes, 2011
Vortices in supersymmetric gauge field theory are important constructs in a basic conceptual phenomenon commonly referred to as the dual Meissner effect which is responsible for color confinement.
A. Actor   +59 more
core   +1 more source

Colloidal Heterostructures Enable Interfacial Transport of Immiscible Molecules in Printable Organohydrogels

open access: yesAdvanced Materials, EarlyView.
Multiphase printable organohydrogels with tunable microstructures are developed to control molecular transport pathways for immiscible cargo. The tortuosity and domain size of the colloidal phases are tuned by adjusting temperature and shear during processing, which enables the tailoring of diffusion kinetics due to different transport pathways.
Riley E. Dowdy‐Green   +4 more
wiley   +1 more source

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