Results 81 to 90 of about 284,044 (247)

The Spatial Dimension of Segregation: A Case Study in Four French Urban Areas, 1990-1999 [PDF]

open access: yes
The aim of this paper is to analyze the intra-urban spatial segregation in terms of socio-professional categories in four French urban areas: Paris, Lyon, Bordeaux and Dijon. Two questions are investigated. First, how does spatial segregation vary across
Frédéric GASCHET (IERSO, IFReDE-GRES)   +1 more
core  

De la matérialité discursive des murailles urbaines: Quelques questions autour des écrits illicites [PDF]

open access: yes, 2007
The text proposes a temporary reflection on graffiti of all kinds. From the point of view of urban sociolinguistics, they produce spaces claim, denied spaces ... but also limits and boundaries.
Bulot, Thierry
core   +1 more source

Population of Nonmetallic Inclusions in Liquid High‐Silicon Electrical Steel in Contact With MgO–C Refractories Based on Recyclates and Environmentally Friendly Binders

open access: yesAdvanced Engineering Materials, EarlyView.
The formation of nonmetallic inclusions (NMIs) was investigated in this study, carrying out immersion tests for 30 min at a temperature of 1600°C with liquid high‐silicon electrical steel (Si ≈ 3 mass‐%) and different MgO–C refractories. Conventional MgO–C refractories were considered, as well as MgO–C refractories containing MgO–C recyclate and ...
Lukas Neubert   +6 more
wiley   +1 more source

Low‐Angle Grain Boundaries and Re‐Segregation in Single‐Crystalline Ni‐Base Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates that Re‐segregation at low‐angle grain boundaries (LAGBs) in Ni‐base superalloys is influenced by misorientation angle. Advanced microscopy and atom probe tomography reveal that higher misorientation angles increases Re‐segregation.
Alireza B. Parsa   +9 more
wiley   +1 more source

Densité résidentielle et ségrégation spatiale : le cas des aires urbaines françaises [PDF]

open access: yes
Alors que la lutte contre la ségrégation est un objectif de la politique de la ville, la croissance des disparités socio-spatiales ces vingt dernières années nous conduit à nous interroger sur les causes du phénomène, et plus particulièrement, celles ...
Louafi Bouzouina
core  

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

Bien-être en Île-de-France : derrière une hausse générale, des disparités territoriales croissantes [PDF]

open access: yes, 2011
National audienceLa fracture socio-spatiale s'est-elle aggravée ces dernières années en Île-de-France ? À partir d'une méthode originale inspirée des travaux d'Amartya Sen, mesurant la distribution du bien-être en Île-de-France entre 1999 et 2006, Lise ...
Bourdeau-Lepage, Lise, Tovar, Elisabeth
core   +1 more source

La dimension spatiale de l’intégration : évolution de la ségrégation des populations immigrées en France entre 1968 et 1999 [PDF]

open access: yes
Cet article propose un état des lieux empirique de la question de la ségrégation des populations immigrées en France. Il fournit des informations quantifiées, jusqu’ici très rares dans la recherche française, sur le niveau et l’évolution de la ...
Safi, Mirna
core   +1 more source

Unraveling the Effect of Tramp Elements on Phase Transformations in Steels by Combining CALPHAD Modeling and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates how tramp elements from increased scrap usage influence phase transformations in low‐alloyed steel. Combining dilatometry and microscopy reveal that tramp elements delay transformations, reduce critical cooling rates and increase hardenability.
Lukas Hatzenbichler   +5 more
wiley   +1 more source

La présélection éducationnelle et la ségrégation professionnelle Le cas du Québec et de l’Ontario en 1997 [PDF]

open access: yes
Est-ce que dans les années à venir, certains secteurs de l’économie vont se retrouver à manquer de main d’œuvre? Est-il possible d’anticiper la réponse à cette question?
Claude Montmarquette, Laure Thomas
core  

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