Results 31 to 40 of about 216,956 (261)

Census of HII regions in NGC 6754 derived with MUSE: Constraints on the metal mixing scale [PDF]

open access: yes, 2014
We present a study of the HII regions in the galaxy NGC 6754 from a two pointing mosaic comprising 197,637 individual spectra, using Integral Field Spectrocopy (IFS) recently acquired with the MUSE instrument during its Science Verification program.
Anderson, J. P.   +13 more
core   +3 more sources

Improving the Seismic Performance of Steel Frames under Mainshock–Aftershock Using Post-Tensioned Connections

open access: yesBuildings, 2023
In this study, the seismic responses of moment-resisting steel frames (MRSFs) with welded and post-tensioned connections under 28 artificial seismic sequences (mainshock–aftershock) are compared. For this aim, the mainshock are scaled at different ground
José R. Torres   +9 more
doaj   +1 more source

Local, Story, and Global Ductility Evaluation for Complex 2D Steel Buildings: Pushover and Dynamic Analysis

open access: yesApplied Sciences, 2019
A numerical investigation regarding ductility evaluation of steel buildings with moment resisting steel frames is conducted. Bending (µLϕ) and tension (µLδ) local ductilities as well as story (µS) and global ductilities are ...
Mario D. Llanes-Tizoc   +6 more
doaj   +1 more source

Entrevista con Rotsay Rosales Valladares: repensar la Educación Cívica en Costa Rica

open access: yesPerspectivas, 2021
En esta entrevista el Dr. Rotsay Rosales Valladares se refiere a varios aspectos de la Educación Cívica actual, los cuales, a su juicio, explican la pasividad y la resignación que se transmite a los jóvenes desde esta asignatura escolar.
Maximiliano López López
doaj   +1 more source

Integrated spectra extraction based on signal-to-noise optimization using Integral Field Spectroscopy [PDF]

open access: yes, 2011
We propose and explore the potential of a method to extract high signal-to-noise (S/N) integrated spectra related to physical and/or morphological regions on a 2-dimensional field using Integral Field Spectroscopy (IFS) observations by employing an ...
Arribas   +24 more
core   +1 more source

Isoperimetric and stable sets for log-concave perturbations of Gaussian measures

open access: yes, 2014
Let $\Omega$ be an open half-space or slab in $\mathbb{R}^{n+1}$ endowed with a perturbation of the Gaussian measure of the form $f(p):=\exp(\omega(p)-c|p|^2)$, where $c>0$ and $\omega$ is a smooth concave function depending only on the signed distance ...
Rosales, César
core   +2 more sources

Quantum resolution of the nonlinear super-Schrodinger equation [PDF]

open access: yes, 2003
We introduce a Z_2-graded version of the nonlinear Schrodinger equation that includes one fermion and one boson at the same time. This equation is shown to possess a supersymmetry which proves to be itself part of a super-Yangian symmetry based on gl(1|1)
E. RAGOUCY, Kulish P. P., V. CAUDRELIER
core   +3 more sources

Advertainment Inés Rosales

open access: yes, 2021
Universidad de Sevilla.
Martín Lozano, Belén   +2 more
openaire   +1 more source

Quality of the Service as a Competitive Advantage, Comparative Study of Parcel Companies

open access: yesInquietud Empresarial, 2023
This research describes, compares and analyzes the competitive advantages generated by the quality of the service in parcel companies nowadays. Therefore, the main goal of this comparative study is to determine the factors by which the quality of the ...
Nereyda Soto Medina   +4 more
doaj   +1 more source

La Mona Rosales

open access: yes, 2023
La Mona Rosales es la historia de una vida que nace y pasa hasta llegar al ocaso. Nos narra la vida de un hombre sometido y manipulado por los demás hasta el día de su muerte. Un comportamiento simple de una persona débil que soporto todo por amor, por soledad o simplemente por cobardía.
openaire   +1 more source

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