Results 41 to 50 of about 93,740 (185)

La Huelga de Inquilinos de 1907 en Rosario: Una aproximación

open access: yesSociohistórica, 2022
La Huelga de Inquilinos fue la culminación de un movimiento social de lucha por la rebaja del precio de los alquileres, así como por mejores condiciones de vida.
Carlos Alvarez
doaj   +1 more source

Improving the precision of frequency estimation via long-time coherences

open access: yes, 2018
In the last years several estimation strategies have been formulated to determine the value of an unknown parameter in the most precise way, taking into account the presence of noise.
Huelga, Susana F.   +3 more
core   +1 more source

Non-Markovianity of Gaussian Channels [PDF]

open access: yes, 2015
We introduce a necessary and sufficient criterion for the non-Markovianity of Gaussian quantum dynamical maps based on the violation of divisibility. The criterion is derived by defining a general vectorial representation of the covariance matrix which ...
Illuminati, Fabrizio   +2 more
core   +2 more sources

Sí se puede: The enduring legacy of Mexico on wine and politics

open access: yesPLANTS, PEOPLE, PLANET, Volume 7, Issue 3, Page 514-523, May 2025.
The cultural significance of the grapevine is undeniable. However, we fail to acknowledge how the grapevine has and continues to influence the most pressing political questions of our time. From the beginning of the Conquest, Indigenous peoples were forced to plant the vine, Spain burned the vines Miguel Hidalgo used to teach the poor, and César Chávez
Daniel H. Chitwood   +6 more
wiley   +1 more source

Huelga activa

open access: yes, 2021
Agencia Internacional Camarasa. Retall diari ARRIBA. Article "Huelga activa"
  +5 more sources

Shedding light on transparency: A comprehensive study of state‐level transparency portals in Mexico

open access: yesPolicy &Internet, Volume 17, Issue 1, March 2025.
Abstract The growing demand for transparency and accountability on the part of citizens has positioned governmental electronic portals as crucial elements in the promotion of democracy and citizen participation. Mexico has devised an approach to assess the transparency of State Transparency Portals, yielding an annual indicator and ranking.
Javier Cifuentes‐Faura
wiley   +1 more source

Probing quantum coherence in qubit arrays [PDF]

open access: yes, 2013
We discuss how the observation of population localization effects in periodically driven systems can be used to quantify the presence of quantum coherence in interacting qubit arrays. Essential for our proposal is the fact that these localization effects
A M Liguori   +13 more
core   +2 more sources

La sombra alargada del patrón: Gamonalismo y hábitos hacendatarios en Chimborazo tras la reforma agraria

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 29, Issue 4, Page 352-363, December 2024.
Abstract This paper explores selective aspects of the historical processes of organization of the kichwa peasantry in the Andes of Ecuador. Based on the analysis of two representative cases of confrontation between peasants and landowners over access to land in the province of Chimborazo, it discusses the relevance of the concept of “gamonalismo” as ...
Víctor Bretón
wiley   +1 more source

El enfoque informativo sobre las protestas mineras de 2012

open access: yesEstudios sobre el Mensaje Periodístico, 2012
El presente trabajo desarrolla un estudio sobre el framing informativo que la prensa española realiza en torno a las protestas de los mineros de junio de 2012.
Javier García López   +1 more
doaj   +1 more source

La Confederación General de Trabajadores (1921-1931)

open access: yesRevista Mexicana de Ciencias Políticas y Sociales, 2021
La CGT mexicana ha vivido dos periodos con posturas cualita­tivamente diferentes. En la primera época, que podríamos situar de 1921 a 1931, la organización muestra su anarcosindicalismo y enfrenta la situación histórica de una manera radical, con ...
Guillermina Baena Paz
doaj   +1 more source

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