Results 91 to 100 of about 1,119,262 (309)

Analysis of Spatial Distribution of Aging and Internal Migration in the Counties of Country

open access: yesSālmand, 2023
Objectives Considering the migration age pattern and the aging trend in Iran, this study aims to investigate the migration effect on the aging spatial distribution of the country during 2006-2016.
Saeedeh Shahbazin, Mohammad Sasanipour
doaj  

Coming and leaving. Internal mobility in late Imperial Austria. [PDF]

open access: yes, 2007
The paper investigates the determinants of internal migration within late imperial Austria. In contrast to the modernization paradigm which studies onedirectional migration flows from rural to urban areas, our approach highlights that spatial mobility ...
Steidl, Annemarie   +1 more
core  

Characterization of Macro/Microstructure and Corrosion Resistance of Austenitic Gas Tungsten Arc Welding Cladding

open access: yesAdvanced Engineering Materials, EarlyView.
Cladding is a proven method that boosts the surface qualities of mechanical parts by applying a layer of more durable material over a base substrate. This work responds to the needs of offshore and pressure vessels sectors by focusing on cladding a super austenitic steel onto low‐carbon steel through gas tungsten arc welding.
E. J. da Cruz Junior   +6 more
wiley   +1 more source

Country-internal migration and labour market activities of immigrants in Finland [PDF]

open access: yes
This article concentrates on the special features of country-internal migration of immigrants. These features include regional development such as the urbanisation rate, the specialisation of labour markets in general, and the human capital potential of ...
Elli Heikkilä, Taru Järvinen
core  

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

Internal Migration and Land Use and Land Cover Changes in the Middle Mountains of Nepal

open access: yesMountain Research and Development, 2017
The movement of rural households from remote uplands to valley floors and to semiurban and urban areas (internal migration) is a common phenomenon in the middle mountain districts of Nepal.
Bhawana KC, Tiejun Wang, Popular Gentle
doaj   +1 more source

Internal migration and growth in Italy [PDF]

open access: yes
The analysis focuses on the impact of interregional migration flows on regional growth rates during the period 1983-2002. A first important result is that migration did affect regional growth rates in Italy. Moreover, the results from the analysis of the
Etzo, Ivan
core   +1 more source

Microstructure Design of Steel‐Spinel Composites via Spark Plasma Sintering Process

open access: yesAdvanced Engineering Materials, EarlyView.
This study illustrates how spark plasma sintering at reduced oxygen partial pressure enables controlled formation of steel‐spinel composites through tailored redox reactions and cation exchange. Comparison of the MgO–Fe2O3, steel–(MgO+Cr2O3), and steel–(MgO+Fe2O3) systems shows how oxygen activity and interface chemistry govern spinel formation, phase ...
Mahnaz Mehdizadehlima   +4 more
wiley   +1 more source

Suburbanization and migration in Polish metropolitan areas during political transition

open access: yesActa Geographica Slovenica, 2018
This article presents the development of suburbanization processes that occurred in Polish metropolitan areas during the political transition from communism.
Jadwiga Gałka, Anna Warych-Juras
doaj   +1 more source

Copper Nanocrystallization in Anodic Oxide Films of Ti–Cu‐Based Bulk Metallic Glass and Its Effect on the Corrosion Resistance and Cytocompatibility

open access: yesAdvanced Engineering Materials, EarlyView.
Viktoriia Shtefan, Thorgund Nemec, Ute Hempel, Annett Gebert and coworkers demonstrate that anodic treatment of Ti–Cu‐based metallic glass in a nontoxic pyrophosphate electrolyte forms a protective bilayered Ti/Zr‐oxide film enriched with Cu nanocrystals.
Viktoriia Shtefan   +8 more
wiley   +1 more source

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