Results 71 to 80 of about 26,897 (288)

Creep Properties and Deformation Mechanism of Additively Manufactured NiAl‐CrMo Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured NiAl‐CrMo composites contain numerous interfaces and cell boundaries that control their creep response. At 700°C under high applied stress, creep is dominated by dislocation‐controlled power‐law mechanisms. At 800°C–900°C and lower stresses, creep is primarily diffusion‐controlled along cell boundaries.
Jan Vollhüter   +9 more
wiley   +1 more source

Ideal subarrangements of real reflection arrangements and notions of freeness [PDF]

open access: yes, 2020
Die Klasse der freien (Multi)Arrangements spielt eine entscheidende Rolle in der Theorie der Hyperebenenarrangements. Induktiv und rekursiv freie Arrangements sind Teilklassen motiviert durch Teraos berühmtes Addition-Deletion Theorem.
Schauenburg, Anne (M. Sc.)
core  

Theory of inquiry learning arrangements. Research, reflection, and implementation [PDF]

open access: yes, 2016
Human beings come equipped with a tendency to generally not want to leave thinking to others. With the endeavor to professionally, reflectively, and gracefully support each individual on the basis of this tendency, the paradigm of a curious, self ...

core   +1 more source

Countering Ableism in Knowledge Production

open access: yesSwiss Journal of Sociocultural Anthropology, 2023
Participatory action research (PAR) employs co-researchers to further epistemic justice for and empowerment of subaltern people. This methodological reflection discusses how user-led PAR with disabled people challenges ableism – hegemonic notions about ...
Karen Mogendorff
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

A Reflection on the Arrangements of the Safavids in Providing Security and taking care of the Hajj routes [PDF]

open access: yesتاریخ اسلام
Safavids (1135- 907 A. H) took important measures in regard with the political, military, economic and religious fields in order to give legitimacy to their government.
Alireza Falahati   +2 more
doaj   +1 more source

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

La fabrique de la protection

open access: yesDéveloppement Durable et Territoires, 2023
This article proposes to show how changes in the boundaries, the deletion of nature reserves and the resulting compensation, or their absorption into the heart of a national park, illustrate the construction and mark the process of social acceptance of ...
Lionel Laslaz   +3 more
doaj   +1 more source

Encyclopedia of 2D β′‐In2Se3 Growth Using Chemical Vapor Deposition: The Effects of Synthesis Parameters Onto Material Quality

open access: yesAdvanced Engineering Materials, EarlyView.
A distinct semi‐confined inner‐tube chemical vapor deposition geometry enables reproducible, large‐area growth of phase‐pure 2D β′‐In2Se3 from InI + Se precursors. Engineering local vapor transport and optimizing precursor delivery and temperature–time conditions yield uniform continuous films.
Dasun P. W. Guruge   +8 more
wiley   +1 more source

Novel Institutional Arrangements for Tourism, Conservation and Development in Eastern and Southern Africa [PDF]

open access: yes, 2015
Over the last two decades across eastern and southern Africa a range of novel institutional arrangements for tourism, conservation and development have emerged.
Lamers, M.A.J.   +2 more
core   +3 more sources

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