Results 121 to 130 of about 22,448,759 (371)

Root systems and elliptic curves

open access: yesInventiones Mathematicae, 1976
The Macdonald-Weyl formula \[ \prod_{w\in W_{\text{aff}}} \det(w)e^{2\pi is(w)(z)\tau}=C \prod_{a\in R^{+}_{\text{aff}}}(1-e^{2\pi ia(z)\tau}) \tag{*} \] where \(C = \prod\limits_{n=1}^\infty (1-e^{2\pi in \tau})\) is reproved here [cf. \textit{I. G. Macdonald}, Invent. Math. 15, 91--143 (1972; Zbl 0244.17005) and also \textit{M.
openaire   +2 more sources

Enhancing Mechanical Deformability of Rigid Conjugated Polymers through Functional Additive‐Induced Persistence Length Modulation

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates a molecular strategy to enhance the stretchability of conjugated polymers by incorporating plasticizing molecular additives (PMAs). PMAs reduce the persistence length and promote chain entanglement, enabling deformable thin films with preserved electrical performance. A systematic analysis combining rheology, neutron scattering,
Sein Chung   +11 more
wiley   +1 more source

2D Borophene: In‐Plane Hyperbolic Polaritons in the Visible Spectral Range

open access: yesAdvanced Functional Materials, EarlyView.
Researchers have synthesized the χ3 phase of borophene, a 2D metal, using chemical vapor deposition. Combining theory and deep‐subwavelength spectroscopy, they uncover borophene's unique anisotropic optical behavior in the visible range. This breakthrough paves the way for advanced optoelectronic devices using borophene‐based heterostructures ...
Yaser Abdi   +5 more
wiley   +1 more source

Maximum principle and existence results for elliptic systems on R^N

open access: yesElectronic Journal of Differential Equations, 2010
In this work we give necessary and sufficient conditions for having a maximum principle for cooperative elliptic systems involving p-Laplacian operator on the whole $mathbb{R}^{N}$. This principle is then used to yield solvability for the cooperative
Liamidi Leadi, Aboubacar Marcos
doaj  

A note on the variational structure of an elliptic system involving critical Sobolev exponent

open access: yesJournal of Applied Mathematics, 2003
We consider an elliptic system involving critical growth conditions. We develop a technique of variational methods for elliptic systems. Using the well-known results of maximum principle for systems developed by Fleckinger et al.
Mario Zuluaga
doaj   +1 more source

Thermoplastic Elastomeric Bottlebrush Copolymer Glue Electrolyte Featuring Dual‐Ion Transport Channels and Strong Segregation: Experimental and Simulation Insights

open access: yesAdvanced Functional Materials, EarlyView.
A thermoplastic elastomeric glue electrolyte featuring a strongly segregated PVA‐g‐PTFP bottlebrush copolymer exhibits a nanoscale domain architecture, dual‐ion transport pathways, and universal strong interfacial adhesion. The system delivers high ionic conductivity, wide electrochemical stability, and mechanical robustness, offering a versatile ...
Hyuk Jin Roh   +4 more
wiley   +1 more source

Maximum principle and existence results for nonlinear cooperative systems on a bounded domain

open access: yesElectronic Journal of Differential Equations, 2011
In this work we give necessary and sufficient conditions for having a maximum principle for cooperative elliptic systems involving p-Laplacian operator on a bounded domain.
Liamidi Leadi, Aboubacar Marcos
doaj  

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