Results 131 to 140 of about 10,295,364 (381)

Hodge theory and cohomology with compact supports

open access: yes, 1998
This paper constructs a Hodge theory of noncompact topologically tame manifolds $M$. The main result is an isomorphism between the de Rham cohomology with compact supports of $M$ and the kernel of the Hodge--Witten--Bismut Laplacian $\lap_ $ associated to a measure $d $ which has sufficiently rapid growth at infinity on $M$.
Bueler, Edward L., Prokhorenkov, Igor
openaire   +2 more sources

An Examination of Aerosol Jet‐Printed Surface Roughness and its Impact on the Performance of High‐Frequency Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores aerosol jet‐printed (AJP) surface roughness, its effects on the performance of microwave electronics, and its process contributors. First, an electromagnetic model is vetted for AJP's unique roughness signature. Simulations are built which show process‐induced roughness is as significant as conductor resistivity in driving microwave
Christopher Areias, Alkim Akyurtlu
wiley   +1 more source

On the projections of mutual L^{q,t}-spectrum

open access: yesПроблемы анализа, 2017
In this paper we are interested in the mutual L^{q,t}-spectrum relatively to two Borel probability measures having the same compact support and also in the study of their behavior under orthogonal projections.
B. Selmi, N. Yu. Svetova
doaj   +1 more source

The compact support property for the $Λ$-Fleming-Viot process with underlying Brownian motion [PDF]

open access: yesarXiv, 2012
Using the lookdown construction of Donnelly and Kurtz we prove that, at any fixed positive time, the $\Lambda$-Fleming-Viot process with underlying Brownian motion has a compact support provided that the corresponding $\Lambda$-coalescent comes down from infinity not too slowly.
arxiv  

A note on the strong maximum principle and the compact support principle

open access: yesJournal of Differential Equations, 2009
AbstractIn this note we are concerned with the strong maximum principle (SMP) and the compact support principle (CSP) for non-negative solutions to quasilinear elliptic inequalities of the formdiv(A(|∇u|)∇u)+G(|∇u|)−f(u)⩽0in Ω, anddiv(A(|∇u|)∇u)+G(|∇u|)−f(u)⩾0in RN∖Br(0), respectively. We give new conditions on the data (A,G,f) to obtain (SMP) and (CSP)
Felmer, Patricio   +2 more
openaire   +6 more sources

Direct Consolidation of Copper–Graphene Composite by Rotary Swaging

open access: yesAdvanced Engineering Materials, EarlyView.
The applicability of the rotary swaging method for preparation of electroconductive copper–graphene composite by direct consolidation of powders is proven. The consolidated material features advantageous microstructure featuring fine grains and twins, with homogeneous distribution of graphene, primarily along the twin boundaries, which contribute to ...
Radim Kocich   +2 more
wiley   +1 more source

Effect of Water Aging on the Mechanical Properties of Hybrid Carbon/Aramid Reinforced Thermoplastic Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the mechanical properties of Carbon/Aramid intraply hybrid fiber‐reinforced Elium composites under 6 months of water aging. After aging, flexural strength decreases by 25.89%, tensile strength by 4.40%, and fracture toughness by 21.56%.
Muhammed Huseyin Guzel, Gurol Onal
wiley   +1 more source

No hair for spherically symmetric neutral reflecting stars: Nonminimally coupled massive scalar fields

open access: yesPhysics Letters B, 2017
Recent no-hair theorems have revealed the intriguing fact that horizonless stars with compact reflecting surfaces cannot support non-linear matter configurations made of scalar, vector, and tensor fields.
Shahar Hod
doaj  

An investigation of a compact heat exchanger unit using CFD with experimental support

open access: yesEPJ Web of Conferences, 2015
The paper contains a comparison of a numerical simulation with a real experiment. In the measured and simulated device is located a heat exchanger with a centrifugal fan.
Peukert Pavel   +2 more
doaj   +1 more source

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