Results 41 to 50 of about 145,478 (162)

All Social Comparisons are Local? Inequality, Coethnicity and Subjective Economic Position

open access: yesSwiss Political Science Review, Volume 32, Issue 1, Page 156-176, March 2026.
Abstract Recent studies have found that the self‐perceived, rather than the objective, economic position affects individual political behavior. But how do individuals self‐assess their own position? In this paper, we study how local conditions – local inequality and coethnicity – affect this self‐assessment.
Gerlinde Theunissen, Nils B. Weidmann
wiley   +1 more source

Unveiling the Crystal Structure of Sanidine: A Polarized Raman and Ab Initio Simulation Exploration

open access: yesJournal of Raman Spectroscopy, Volume 57, Issue 2, Page 227-238, February 2026.
This study combines polarized Raman spectroscopy and ab initio calculations to assign theoretical vibrational modes to observed spectra. Polarized Raman spectra were collected in six geometries (40–1200 cm−1). Theoretical predictions via DFT show good agreement with experiments, though some discrepancies point to influences like trace elements and ...
Michele Cassetta   +5 more
wiley   +1 more source

Nubes de polvo del Sahara. Su presencia en Cuba

open access: yesRevista Cubana de Meteorología, 2015
-Las tormentas de polvo del Sahara incorporan a la atmósfera millones de toneladas de polvo que se desplazan sobre el Atlántico, con una marcada marcha espacio-temporal. El mayor transporte sobre el Mar Caribe se produce durante el verano.
Dr. Eugenio Mojena López   +3 more
doaj  

Aplicação de imagens multiespectrais de sentinel-2 na monitorização do jacinto-de-água: estudo de caso no Baixo Mondego (Portugal)

open access: yesTerritorium: Revista Portuguesa de riscos, prevenção e segurança
As espécies exóticas com grande potencial invasor constituem uma séria ameaça à redução da biodiversidade, resultando em custos ambientais e económicos elevados.
Romeu Gerardo, Isabel Pedroso de Lima
doaj   +1 more source

Methodology for the metric restoration of the historical cartography applied to Francisco Coello's cartografic series of the Royal Site of Aranjuez [PDF]

open access: yes, 2011
Hojas Kilométricas (Kilometric Sheets). Specifically, the study focuses on those sheets referring to the city centre and surrounding area of the Royal Site of Aranjuez, a town in the south of the Province of Madrid.
Asenjo Villar, Juan Carlos   +2 more
core   +1 more source

Espectroradiometría de campo del visible al infrarrojo térmico de muestras con características espectrales singulares [PDF]

open access: yes, 2015
La calibración de sensores a bordo de satélite requiere medidas espectrales de campo simultáneas al paso del satélite. El objetivo de este trabajo es determinar y validar el protocolo óptimo para medir en el campo espectros de reflectividad (del visible ...
Caselles, Diego   +7 more
core  

Risks of Time and Chronology as an Underpinning Infrastructure for Critical Systems: Emerging Chronorisks and Chronosecurity Needs

open access: yesJournal of Critical Infrastructure Policy, Volume 7, Issue 1, Spring/Summer 2026.
ABSTRACT Time and chronology form the invisible architecture upon which modern civilization depends, governing synchronization across markets, power grids, communication networks, transportation, and defense. Yet, this shared temporal framework, engineered through atomic clocks, satellites, and digital synchronization, faces growing vulnerabilities ...
Bilal M. Ayyub
wiley   +1 more source

Intervenciones para el carcinoma basocelular cutáneo (revisión Cochrane): Resumen de las principales comparaciones e interpretación práctica de los resultados

open access: yesActas Dermo-Sifiliográficas, 2023
Resumen: Existen numerosas modalidades de tratamiento para el manejo de los carcinomas basocelulares (CBC), pero se desconoce la real eficacia y seguridad entre las alternativas quirúrgicas y no quirúrgicas disponibles.
G. Sanclemente, D.C. Aguirre, J. Thomson
doaj   +1 more source

Índice de vegetação espectral em áreas cafeeiras e sua relação com a precipitação em Três Pontas, Minas Gerais. [PDF]

open access: yes, 2011
Atualmente, eventos e variações climáticas estão sendo intensamente discutidos e, por este motivo, é de fundamental importância a realização de estudos microrregionais, que visam o monitoramento do desenvolvimento de lavouras cafeeiras e a compreensão da
ALVES, H. M. R.   +4 more
core  

Environmental Costs of Government-Sponsored Agrarian Settlements in Brazilian Amazonia [PDF]

open access: yes, 2015
Brazil has presided over the most comprehensive agrarian reform frontier colonization program on Earth, in which ~1.2 million settlers have been translocated by successive governments since the 1970's, mostly into forested hinterlands of Brazilian ...
A Brandão Jr   +54 more
core   +2 more sources

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