Results 51 to 60 of about 13,856,788 (331)

The lithosphere-asthenosphere boundary observed with USArray receiver functions [PDF]

open access: yesSolid Earth, 2012
The dense deployment of seismic stations so far in the western half of the United States within the USArray project provides the opportunity to study in greater detail the structure of the lithosphere-asthenosphere system.
P. Kumar, X. Yuan, R. Kind, J. Mechie
doaj   +1 more source

Boundary behavior of functions in the de Branges--Rovnyak spaces

open access: yes, 2008
This paper deals with the boundary behavior of functions in the de Branges--Rovnyak spaces. First, we give a criterion for the existence of radial limits for the derivatives of functions in the de Branges--Rovnyak spaces.
Fricain, Emmanuel, Mashreghi, Javad
core   +3 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

On a class of functions unifying the classes of Paatero, Robertson and others

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1988
We study a class Mkλ(α,β,b,c) of analytic functions which unifies a number of classes studied previously by Paatero, Robertson, Pinchuk, Moulis, Mocanu and others. Thus our class includes convex and starlike functions of order β, spirallike functions of
S. Bhargava, S. Nanjunda Rao
doaj   +1 more source

A novel recursive method to reconstruct multivariate functions on the unit cube

open access: yesOpen Mathematics, 2017
Due to discontinuity on the boundary, traditional Fourier approximation does not work efficiently for d−variate functions on [0, 1]d. In this paper, we will give a recursive method to reconstruct/approximate functions on [0, 1]d well. The main process is
Zhang Zhihua
doaj   +1 more source

Accurate energy spectrum for double-well potential: periodic basis

open access: yes, 2010
We present a variational study of employing the trigonometric basis functions satisfying periodic boundary condition for the accurate calculation of eigenvalues and eigenfunctions of quartic double-well oscillators.
Arias de Saavedra F   +20 more
core   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Green’s Functions for Neumann Boundary Conditions

open access: yesMathematics
Green’s functions for Neumann boundary conditions have been considered in Math, Physics, and Electromagnetism textbooks, but often with mistakes of omission and commission. Special constraints and other properties required for Neumann boundary conditions
Jerrold Franklin
doaj   +1 more source

Exact shock solution of a coupled system of delay differential equations: a car-following model [PDF]

open access: yes, 2007
In this paper, we present exact shock solutions of a coupled system of delay differential equations, which was introduced as a traffic-flow model called {\it the car-following model}.
Bando M.   +7 more
core   +2 more sources

Boundary smoothness of analytic functions [PDF]

open access: yesAnalysis and Mathematical Physics, 2014
We consider the behaviour of holomorphic functions on a bounded open subset of the plane, satisfying a Lipschitz condition with exponent $ $, with ...
openaire   +4 more sources

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