Results 51 to 60 of about 1,853,762 (298)

La manifestation du 13 juin 1849 à Paris, la dernière journée révolutionnaire de la Deuxième République

open access: yesAmnis
June 13, 1849 was the last revolutionary day experienced by the Second Republic. It is part of the confrontation between the supporters of a democratic and social Republic and those who defend a conservative Republic.
David Stefanelly
doaj   +1 more source

Extensions of schooling environments into the local community, and social construction of democracy in Spain (1931-1939). Contributions made by the Freinet pedagogical movement

open access: yesCadernos de História da Educação, 2019
This article highlights the social nature of the Freinet movement in Spain during the period of the Second Republic (1931-1936) and the Civil War (1936-1939), and investigates the community-based aspect of its schooling practices.
José Luis Hernández Huerta
doaj   +1 more source

The Poland competitiveness and the trade connections in reference to the countries of Central and Eastern Europe and former USSR [PDF]

open access: yes, 2009
In the paper is presented multiaspectual indicatory statistical analysis (TI, RCA, IIT, ESI) of the Polish trade with the countries of Central and Eastern Europe and former USSR in the reference to UE-15 countries.
Maceikianec, Tadeusz
core   +2 more sources

Process‐Informed Analysis of As‐Built Metal Additive Surface Features

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a novel method for feature‐based surface texture characterisation directly incorporating manufacturing variables into the feature extraction workflow. This marks a major step towards identifying process‐specific surface properties and their influence on part function and hence a holistic understanding of process–structure ...
Theresa Buchenau   +5 more
wiley   +1 more source

Retracted: Combined mixed Gaussian model with pattern recognition in the automatic diagnosis of Alzheimer's disease

open access: yesIET Image Processing, 2020
The diagnosis and prevention of Alzheimer's disease plays an important role in improving patient cognition. It can be seen from the current situation that the diagnosis of Alzheimer's disease is still poor because it is affected by many factors. Based on
Mingyue Qian   +2 more
doaj   +1 more source

EBSD Study of Creep‐Induced Lattice Misorientation in MgO‐Particle‐Reinforced Austenitic Steel Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Creep experiments at 900°C on coarse‐grained steel‐ceramic composites containing recycled magnesia reveal that higher ceramic volume fractions significantly enhance the creep resistance. Detailed EBSD investigations identify subgrain formation in the steel matrix as the dominant deformation mechanism.
Moritz Müller   +6 more
wiley   +1 more source

De leyenda rosa e historia científica: notas sobre el último revisionismo de la Segunda República

open access: yesCahiers de Civilisation Espagnole Contemporaine, 2015
In recent years there has appeared in the contemporary Spanish historiography a school in which quite a negative focus on the Second Republic prevails.
Ricardo Robledo
doaj   +1 more source

Working time flexibility components and working time regimes in Europe: using company-level data across 21 countries [PDF]

open access: yes, 2013
Working time ?exibility comprises a wide variety of arrangements, from part-time, overtime, to long-term leaves. Theoretical approaches to grouping these arrangements have been developed, but empirical underpinnings are rare. This article investigates
Anderson S.E.   +36 more
core   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Four‐Point Bending Tests at High Temperatures on Commercial MgO‐C Refractory Bricks with and Without Recyclate Considering Different Carbon Contents

open access: yesAdvanced Engineering Materials, EarlyView.
Four‐point bending tests are conducted in an argon atmosphere on commercial MgO‐C brick grades with and without MgO‐C recyclate from room temperature up to 1300 °C. No detrimental effect of the MgO‐C recyclates on bending strength is found. Instead, a decisive influence of the total carbon content is observed, with lower total carbon contents ...
Alexander Schramm   +5 more
wiley   +1 more source

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