Results 21 to 30 of about 714 (100)

Column size effects of DER fluids

open access: yes, 2001
The static yield stress of dielectric electrorheological(DER) fluids of infinite column state and chain state are calculated from the first principle method.
Ma, H. R., Zhao, Tianyu
core   +1 more source

Electric charge enhancements in carbon nanotubes: Theory and experiments [PDF]

open access: yes, 2008
We present a detailed study of the static enhancement effects of electric charges in micron-length single-walled carbon nanotubes, using theoretically an atomic charge-dipole model and experimentally electrostatic force microscopy.
J. D. Jackson   +4 more
core   +2 more sources

Gate capacitance of back-gated nanowire field-effect transistors

open access: yes, 2006
Gate capacitances of back-gated nanowire field-effect transistors (NW-FETs) are calculated by means of finite element methods and the results are compared with analytical results of the ``metallic cylinder on an infinite metal plate model''.
Wunnicke, Olaf
core   +1 more source

Transfer across Random versus Deterministic Fractal Interfaces

open access: yes, 2000
A numerical study of the transfer across random fractal surfaces shows that their responses are very close to the response of deterministic model geometries with the same fractal dimension. The simulations of several interfaces with prefractal geometries
B. B. Mandelbrot   +17 more
core   +1 more source

Relaxation of surface charge on rotating dielectric spheres: Implications on dynamic electrorheological effects

open access: yes, 2001
We have examined the effect of an oscillatory rotation of a polarized dielectric particle. The rotational motion leads to a re-distribution of the polarization charge on the surface of the particle.
A.J.C. Ladd   +17 more
core   +1 more source

Effective conductivity of composites of graded spherical particles

open access: yes, 2005
We have employed the first-principles approach to compute the effective response of composites of graded spherical particles of arbitrary conductivity profiles. We solve the boundary-value problem for the polarizability of the graded particles and obtain
Arnold   +24 more
core   +1 more source

Dynamics of a liquid dielectric attracted by a cylindrical capacitor [PDF]

open access: yes, 2006
The dynamics of a liquid dielectric attracted by a vertical cylindrical capacitor is studied. Contrary to what might be expected from the standard calculation of the force exerted by the capacitor, the motion of the dielectric is different depending on ...
Forsythe W E   +6 more
core   +2 more sources

Trade‐offs between surviving and thriving: A careful balance of physiological limitations and reproductive effort under thermal stress

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Balancing survival and reproduction presents a fundamental evolutionary challenge, especially in extreme and unpredictable environments. Thermoregulatory behaviour, in particular, imposes a costly trade‐off, as time spent maintaining optimal body temperature precludes ...
David L. Hubert   +2 more
wiley   +1 more source

Harmonic Measure and Winding of Conformally Invariant Curves

open access: yes, 2002
The exact joint multifractal distribution for the scaling and winding of the electrostatic potential lines near any conformally invariant scaling curve is derived in two dimensions. Its spectrum f(alpha,lambda) gives the Hausdorff dimension of the points
A. Beurling   +15 more
core   +1 more source

Exploration of Collagen as Binder for Aqueous Zinc Batteries and Symmetric Carbon Supercapacitors

open access: yesChemElectroChem, Volume 13, Issue 9, 5 May 2026.
Aqueous dispersions of native collagen were successfully explored as “green” binders in oxide cathodes for zinc batteries and in carbon electrodes for aqueous double‐layer supercapacitors. Rechargeable water‐based metal batteries attract great attention due to low cost, high safety merits, sustainable cell fabrication and an easier recyclability at the
Daria Mikhailova   +8 more
wiley   +1 more source

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