Results 21 to 30 of about 2,583,462 (344)

The dependence of differential rotation on temperature and rotation [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society: Letters, 2005
AbstractWe use Doppler imaging techniques to determine the dependence of starspot rotation rates on latitude in an homogeneous sample of young, rapidly rotating solar analogues. A solar-like differential rotation law is used, where the rotation depends on sin2θ, where θ is the stellar latitude. By including this term in the image reconstruction process,
Barnes, J.R.   +5 more
openaire   +5 more sources

A systematic review on recurrent respiratory papillomatosis: clinical effect and duration of benefit of different treatment modalities

open access: yesOncology Reviews, 2011
The aim of this study is to compare different modalities used for the treatment of recurrent respiratory papillomatosis (RRP) in adults and children in terms of their clinical effect and the duration of benefit. Systematic review of papers was written in
Elina Kiverniti   +2 more
doaj   +1 more source

Analytical theory of forced rotating sheared turbulence: The parallel case [PDF]

open access: yes, 2008
Forced turbulence combined with the effect of rotation and shear flow is studied. In a previous paper [N. Leprovost and E. J. Kim, Phys. Rev. E 78, 016301 (2008)], we considered the case where the shear and the rotation are perpendicular.
A. A. Townsend   +11 more
core   +5 more sources

Association between axial length and toric intraocular lens rotation according to an online toric back-calculator [PDF]

open access: yesInternational Journal of Ophthalmology, 2022
AIM: To assess the relationship between axial length (AL) and intraocular lens (IOL) rotation among eyes receiving a toric IOL and subsequently entered into an online toric back-calculator database.
Jennifer L. Patnaik   +6 more
doaj   +1 more source

Water-based superlubricity in vacuum

open access: yesFriction, 2018
This study achieved water-based superlubricity with the lubrication of H3PO4 solution in vacuum (highest vacuum degree
Chen Xiao   +8 more
doaj   +1 more source

Rotation number of contracted rotations

open access: yesJournal of Modern Dynamics, 2018
Let 0 < lambda< 1. We consider the one-parameter family of circle lambda-affine contractions f(delta): x is an element of [0,1] -> lambda x + delta mod 1, where 0
Arnaldo Nogueira, Michel Laurent
openaire   +3 more sources

IS THE UNIVERSE ROTATING? [PDF]

open access: yesThe Astrophysical Journal, 2009
Models of a rotating universe have been studied widely since G{ }del \cite{1}, who showed an example that is consistent with General Relativity (GR). By now, the possibility of a rotating universe has been discussed comprehensively in the framework of some types of Bianchi's models, such as Type V, VII and IX \cite{2,3}, and different approaches have ...
Ming Chung Chu, S. C. Su
openaire   +2 more sources

Instabilities of Shercliffe and Stewartson layers in spherical Couette flow [PDF]

open access: yes, 2008
We explore numerically the flow induced in a spherical shell by differentially rotating the inner and outer spheres. The fluid is also taken to be electrically conducting (in the low magnetic Reynolds number limit), and a magnetic field is imposed ...
Hollerbach, R., Wei, X.
core   +1 more source

Modeling the flight of meteoroid fragments with accounting for rotation [PDF]

open access: yesКомпьютерные исследования и моделирование, 2019
An algorithm for solving the conjugation of aerodynamic and ballistic problems, which is based on the method of modeling with the help of a grid system, has been complemented by a numerical mechanism that allows to take into account the relative movement
Vladislav Tarasovich Lukashenko   +1 more
doaj   +1 more source

Rotation and differential rotation of active Kepler stars [PDF]

open access: yes, 2013
We present rotation periods for thousands of active stars in the Kepler field derived from Q3 data. In most cases a second period close to the rotation period was detected, which we interpreted as surface differential rotation (DR).
Basri, Gibor   +2 more
core   +2 more sources

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