Results 141 to 150 of about 1,621,068 (312)

Experimental Characterization and Constitutive Modeling of the Effect of Prior Inelastic Strain on the Viscoplastic Behavior of AD730 at 700 °C

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows that superalloys used in aircraft engine disks become much more prone to deformation at high temperatures if they have been strained during manufacturing. This effect increases with the level of prior strain but eventually reaches a limit.
Fabio Machado Alves da Fonseca   +9 more
wiley   +1 more source

Improving performance in UK public services (PVC-R Visiting Professor Lecture Series)

open access: yes, 2007
Professor Hal Pawson (Heriot-Watt University, UK) discusses approaches to measuring public service performance and investigates whether there is credible trend-over-time evidence of UK public service performance improvement over the past decade.
Hal Pawson
core  

Comunicação e educação

open access: yesComunicação & Educação, 1999
Discurso do Reitor da USP, Jacques Marcovitch, por ocasião do workshop Educação a distância: compartilhando experiências, organizado pela Escola Politécnica da USP.
Jacques Marcovitch
doaj  

Precipitation Simulations of the O‐Phase in Ti2AlNb Alloys Processed by Laser Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Simulated and experimental evolution of the O‐phase volume fraction during postprocessing of a Ti‐21Al‐25Nb (at.%) alloy processed by laser powder bed fusion. With results of sensitivity to input parameters from a thorough and quantified analysis, the interfacial energy matrix/precipitate is the most relevant input parameter for the simulation of the O‐
Silvana Tumminello   +7 more
wiley   +1 more source

Experimental Characterization of Mycelium‐Based Composites Under Multiple Loading Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines the mechanical response of mycelium‐based composites under compression, shear, and tension using mechanical testing and imaging methods. The comparison between unpressed and hot‐pressed specimens shows that hot pressing is associated with higher compression and shear stiffnesses.
Shaghayegh Elahi   +5 more
wiley   +1 more source

علاج القبول والالتزام:1 assistant Professor associate Professor Professor associate Professor Professor

open access: yes
ينتمي علاج القبول والالتزام إلى "الموجة الثالثة" للعلاج السلوكي. ويقصد "بالموجة الثالثة" أن العلاج السلوكي يقترب هنا من الظواهر المعقدة جداً للسلوك الإنساني، التي كان من الصعب الوصول إليها حتى الآن من خلال مبادئ الإشراط الإجرائي ومفهوم التمثل الاستعرافي للمعلومات. ومن بين هذه الظواهر المعقدة الوعي، والقبول والقيم الشخصية والروحانية.
openaire   +1 more source

Stretching the Printability Metric in Direct‐Ink Writing with Highly Extensible Yield‐Stress Fluids

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces “drawability” as a new metric for assessing printability in direct‐ink writing, focusing on gap‐spanning performance and speed robustness. By designing yield‐stress fluids with high extensibility, we demonstrate that extensional strain‐to‐break significantly enhances printability.
Chaimongkol Saengow   +9 more
wiley   +1 more source

Interview with Professor Beryl Hesketh

open access: yes, 2009
Professor Beryl Hesketh is an internationally regarded figure in the field of career development. Professor Hesketh’s leadership is acknowledged in her being a Fellow of the Academy of Social Sciences Australia.
McIlveen, Peter
core  

Justify Your Alpha Assistant Professor Associate Professor Professor of Experimental Psychology Associate professor Assistant professor Assistant professor

open access: yes
In response to recommendations to redefine statistical significance to p ≤ .005, we propose that researchers should transparently report and justify all choices they make when designing a study, including the alpha level.
Daniel Lakens   +9 more
openaire   +1 more source

Liquid Phase Transmission Electron Microscopy: A Window into the Early Stages of Complex Material Formation

open access: yesAdvanced Functional Materials, EarlyView.
Liquid‐phase transmission electron microscopy enables direct observation of nucleation and growth processes in solution. This review is dedicated to the remembrance of Helmut Cölfen and highlights recent studies on complex materials—oxides, biominerals, organic–inorganic crystals—which were central to his research activity. It summarizes key milestones,
Charles Sidhoum   +5 more
wiley   +1 more source

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