Results 71 to 80 of about 39,291 (307)

Konteksty oraz uwarunkowania ruchu separatystycznego we wschodnim regionie Ukrainy w 2014 roku [PDF]

open access: yes, 2018
In this paper was taken an attempt to research the causes of separatism in the Donbass based on a multi-faceted inquiry. Donbass has always been a key region in Ukraine.
Gladii, Andrzej
core   +2 more sources

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

The Southern Separatist Movement and the Civil War Years in Sudan, 1955-1972

open access: yesJournal of Universal History Studies
The diversity regarding the social construct of Sudan, co-ruled under Anglo-Egyptian Condominium, during the former half of 20th century led to remarkable crises with the administrative organisations commencing to be instituted during the process of ...
Abdullah Özdağ
doaj   +1 more source

[Review of] Joseph Rothschild, Ethnopolitics, A Conceptual Framework [PDF]

open access: yes, 1982
Whether ethnicity stems from certain intrinsic group characteristics or whether it is a definition conferred upon various groups because of their political, social, and economic environment has been a fundamental debate within the field of ethnic studies.
Spector, Alan
core   +1 more source

Sol–Gel Derived Polymer Precursors for Stereolithography of ZrC

open access: yesAdvanced Engineering Materials, EarlyView.
ZrC is a critical material target for extreme temperature conditions. This report describes a protocol for preparing ZrC ceramics via stereolithography and examines the impact of the polymer matrix on carbothermal reduction and mechanical stability of 3D printed ZrC.
Charles J. Rafalko   +2 more
wiley   +1 more source

The Freilich Lectures 2007: Religious Toleration in an Age of Terrorism [PDF]

open access: yes, 2008
These lectures ask how religion can be related to violent acts. They begin by considering the ways in which religiously motivated terrorism has been understood in the 21st century and then go on to ask whether the lessons (both historical and ...
Mendus, Susan
core  

Ethnic Separatism [PDF]

open access: yes, 1980
L'article décrit les principales caractéristiques du séparatisme ethnique en tant que processus. Il analyse ensuite deux théories susceptibles d'expliquer la renaissance, en périphérie, d'une identification réactive, la thèse du colonialisme interne et ...
Williams, Colin H.
core   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

No time for separatism

open access: yesCalifornia Agriculture, 1982
California Agriculture - All ...
L Lewis
doaj  

Characterization of a Recyclate‐Based MgO‐Steel Composite As‐Sintered Inert Anode Candidate After Exposure to Cryolite Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon‐free inert anodes are essential for decarbonizing aluminum electrolysis. This study investigates a recyclate‐based MgO‐316L steel composite anode tested under galvanostatic Hall–Héroult conditions in cryolite at 1000°C. Microstructural analysis reveals selective MgO fluorination, spinel and oxide layer formation, electrolyte infiltration, and ...
Serhii Yaroshevskyi   +7 more
wiley   +1 more source

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