Results 1 to 10 of about 9,359 (228)

On the averaging of differential inclusions with maxima [PDF]

open access: yesMathematica Bohemica, 2023
We apply the averaging method to ordinary differential inclusions with maxima perturbed by a small parameter and illustrate the method by some examples.
Bachir Bar
doaj   +3 more sources

" Existence of solutions for a class of functional differential inclusions with ""maxima""" [PDF]

open access: yesFixed Point Theory, 2018
We study a boundary value problem associated to a second-order differential inclusion with ”maxima”. Several existence results are obtained by using suitable fixed point theorems when the right hand side has convex or non convex values.
A. Cernea
semanticscholar   +3 more sources

A relaxation theorem for a differential inclusion with “maxima” [PDF]

open access: yesAnalele Universitatii "Ovidius" Constanta - Seria Matematica, 2017
We consider a Cauchy problem associated to a nonconvex differential inclusion with “maxima” and we prove a Filippov type existence result. This result allows to obtain a relaxation theorem for the problem considered.
A. Cernea
semanticscholar   +3 more sources

Tunneling interferometry and measurement of the thickness of ultrathin metallic Pb(111) films [PDF]

open access: yesJETP Letters : Journal of Experimental And Theoretical Physics Letters, 2017
Spectra of the differential tunneling conductivity for ultrathin lead films grown on Si(111) 7 × 7 single crystals with a thickness of 9 to 50 ML have been studied by low-temperature scanning tunneling microscopy and spectroscopy.
S. S. Ustavshchikov   +2 more
semanticscholar   +2 more sources

Plasmonically Enhanced Reflectance of Heat Radiation from Low-Bandgap Semiconductor Microinclusions [PDF]

open access: yes, 2017
Increased reflectance from the inclusion of highly scattering particles at low volume fractions in an insulating dielectric offers a promising way to reduce radiative thermal losses at high temperatures.
A Milandri   +60 more
core   +2 more sources

Minimal time control of fed-batch processes with growth functions having several maxima [PDF]

open access: yes, 2010
We address the issue of minimal time optimal control of fedbatch reactor in presence of complex non monotonic kinetics, that can be typically characterized by the combination of two Haldane models. The optimal synthesis may present several singular arcs.
Dochain, Denis, Rapaport, Alain
core   +7 more sources

Towards active microfluidics: Interface turbulence in thin liquid films with floating molecular machines [PDF]

open access: yes, 2008
Thin liquid films with floating active protein machines are considered. Cyclic mechanical motions within the machines, representing microscopic swimmers, lead to molecular propulsion forces applied to the air-liquid interface. We show that, when the rate
Alexander S. Mikhailov   +2 more
core   +3 more sources

Differential Diagnosis of Parotid Gland Tumors: Role of Shear Wave Elastography

open access: yesBioMed Research International, 2017
Aim To create a predictive score for the discrimination between benign and malignant parotid tumors using elastographic parameters and to compare its sensitivity and specificity with standard ultrasound. Methods A total of 124 patients with parotid gland
Jan Heřman   +6 more
semanticscholar   +1 more source

Spatially dispersive finite-difference time-domain analysis of sub-wavelength imaging by the wire medium slabs [PDF]

open access: yes, 2006
In this paper, a spatially dispersive finite-difference time-domain (FDTD) method to model wire media is developed and validated. Sub-wavelength imaging properties of the finite wire medium slabs are examined.
Belov   +19 more
core   +2 more sources

Localized states in the conserved Swift-Hohenberg equation with cubic nonlinearity [PDF]

open access: yes, 2013
The conserved Swift-Hohenberg equation with cubic nonlinearity provides the simplest microscopic description of the thermodynamic transition from a fluid state to a crystalline state.
Archer, Andrew J.   +4 more
core   +2 more sources

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