Results 61 to 70 of about 71,961 (302)

Um modelo de espada criado pelos portugueses na primeira metade do século XV?

open access: yesPortugália, 2019
Up until now, all international arms and armour specialists have considered that swords with double guard were created in Iberia in the end of 15th century and used till the middle of 16th century.
Henrique Seruca, Mário Jorge Barroca
doaj   +1 more source

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

Perfectionism in sport and dance: A double-edged sword [PDF]

open access: yes, 2014
The author provides comments on the contributions to this special issue on perfectionism in sport and dance focusing on how they provide further support for the view that perfectionism is a "double-edged sword." In addition, the author gives his personal
Stoeber, Joachim
core  

Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Fábulas Bilingües. The Bilingual Series

open access: yes, 1986
Here is an earlier version of a book for which I also have the 1990 printing. I will keep both in the collection. Well told, with simple but lively illustrations.
Bishop, Dorothy Sword
core  

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

Fábulas Bilingües. The Bilingual Series

open access: yes, 1992
See the parallel Spanish/English version by the same author/artist and publisher: Leonardo el león y Ramón el ratón (1978/86/90). Only the names (and thus the titles) are changed here, as we now have Léon (and Leonard in English) the lion and Raymond ...
Bishop, Dorothy Sword
core  

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Fábulas Bilingües. The Bilingual Series

open access: yes, 1993
See the parallel Spanish/English version Chiquita y Pepita (1978/89). This is a lively telling that takes liberties with the story. Simone holds a party in the country for Brigitte and serves bread and cheese. They take a bus to the city.
Bishop, Dorothy Sword
core  

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