Results 51 to 60 of about 325,285 (279)

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

Nonexistence of positive global solutions for singular differential inequalities on exterior domains of the Heisenberg group

open access: yesElectronic Journal of Qualitative Theory of Differential Equations
This paper investigates the nonexistence and existence of global weak solutions to semilinear differential inequalities in the exterior domain of the unit ball within the Heisenberg group $\mathbb{H}^N$.
Mongi Blel
doaj   +1 more source

Existence, decay and blow up of solutions for the extensible beam equation with nonlinear damping and source terms

open access: yesOpen Mathematics, 2015
We consider the existence, both locally and globally in time, the decay and the blow up of the solution for the extensible beam equation with nonlinear damping and source terms.
Pişkin Erhan
doaj   +1 more source

Solvent‐Free Manufacturing of Multifunctional Gas Diffusion Electrode Architectures for Enhanced CO2 Conversion From Low‐Concentration Streams

open access: yesAdvanced Functional Materials, EarlyView.
A tandem gas diffusion electrode (GDE) leveraging hierarchically engineered microgranules enables efficient CO2 electroreduction under dilute CO2 conditions. A key innovation lies in the solvent‐free precision assembly of metal–organic‐frameworks, carbon nanotubes, and copper nanoparticles.
Kai‐Jen Wu   +7 more
wiley   +1 more source

Blow-up solutions of cubic differential systems

open access: yesJournal of Mathematical Analysis and Applications, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Baris, J., Wawiórko, E.
openaire   +2 more sources

Construction of blow-up solution for 5-dimensional critical Fujita type equation with different blow-up speed

open access: yesJournal of Fixed Point Theory and Applications, 2023
Abstract We are concerned with blow-up solutions of the 5-dimensional energy critical heat equation $u_t=\Delta u + | u |^{\frac{4}{3}}u$. Our main result is to show that the existence of type II solutions blows up at any k points with arbitrary k blow-up rates. The inner-outer gluing method has been employed.
Zhang, Liqun, Zhao, Jianfeng
openaire   +3 more sources

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Uniform Blow-Up Rates and Asymptotic Estimates of Solutions for Diffusion Systems with Nonlocal Sources

open access: yesDifferential Equations and Nonlinear Mechanics, 2007
This paper investigates the local existence of the nonnegative solution and the finite time blow-up of solutions and boundary layer profiles of diffusion equations with nonlocal reaction sources; we also study the global existence and that the rate of ...
Zhoujin Cui, Zuodong Yang
doaj   +1 more source

Blowing-up solutions for the Yamabe equation

open access: yesPortugaliae Mathematica, 2014
Let (M,g) be a smooth, compact Riemannian manifold of dimension N\ge3 . We consider the almost critical problem
P. Esposito, PISTOIA, Angela
openaire   +1 more source

Sprayable Polymer Blends With Short‐Chain Surface Segregation for Preventing Postoperative Abdominal Adhesions

open access: yesAdvanced Healthcare Materials, EarlyView.
Adhesions’ high occurrence rates and high morbidity render them a critical challenge to be addressed. Current prevention methods, such as physical barriers, have many limitations, resulting in inconsistent safety and efficacy. This study demonstrates the potential for sprayable polymeric materials as an adhesion barrier.
Robert J. Morris III   +7 more
wiley   +1 more source

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