Results 51 to 60 of about 1,403,569 (294)

Incorporating Si into Sb2Se3: Tailoring Optical Phase Change Materials via Nanocomposites

open access: yesAdvanced Optical Materials, EarlyView.
We study the structural, optical, and thermal effects of adding silicon to Sb2Se3 and demonstrate that the as‐deposited solid solution phase segregates after electro‐thermal switching, creating a nanocomposite with effective‐medium properties and a phase‐change response.
Chih‐Yu Lee   +12 more
wiley   +1 more source

Boston Hospitality Review: Spring 2014 [PDF]

open access: yes, 2014
Going to School on University Hotels by Matthew Arrants -- The Food Photography Trend: A Discussion of the Popular Trend and Tips on Taking Great Pictures by Laurel Greenfield -- Back to the Front: Improving Guest Experiences at The Langham, Hong Kong by ...
Arrants, Matthew   +4 more
core   +1 more source

Vision‐Assisted Avocado Harvesting with Aerial Bimanual Manipulation

open access: yesAdvanced Robotics Research, EarlyView.
This work outlines the design and implementation of a bimanual aerial robot that employs visual perception and learning to detect, reach, and harvest avocados. A new gripper and fixer arm assembly is used to harvest avocados, while visual perception enables the detection of avocados and estimation of their position and orientation for determining ...
Zhichao Liu   +3 more
wiley   +1 more source

Understanding teachers’ working experiences: capturing data on teachers as professionals, learners and change-makers in low resource contexts [PDF]

open access: yes, 2017
When we picture a school, many of us will see a teacher, standing at the front of a classroom. When our children are at school, it’s their teachers we turn to with concerns.
Addae-Kyeremeh, Eric   +5 more
core  

"Fighting Words": Ralph Ellison and Len Zinberg [PDF]

open access: yes, 2015
A study of the intertextual relationship between Ralph Ellison's _Invisble Man_ and Len Zinberg's lesser known novel _Walk Hard--Talk Loud_ in the context of ethnic working class boxing and Popular Front approaches to ...
Boddy, Kasia
core   +3 more sources

On–Off Switchable Micromotors for Use in Steerable Microvehicles

open access: yesAdvanced Robotics Research, EarlyView.
Electrically controllable micromotors and microvehicles are developed by tuning the diffusion of the fuel. Self‐propelled micromotors using bubble propulsion show great promise for miniaturized devices with multiuse purposes such as cargo delivery and sensing. However, there is currently no method to electrically switch the micromotors on or off. Here,
Hugo Severinsson   +3 more
wiley   +1 more source

La necro-lógica de la violencia sociopolítica en la primavera de 1936

open access: yesMélanges de la Casa de Velázquez, 2011
Political order was one of the major problems faced by the Second Republic from its outset, and a decisive element for an understanding of the fate of the democratic regime in the drama of the summer of 1936.
Eduardo González Calleja
doaj   +1 more source

La espacialidad y el paisaje en las representaciones nacionales durante el Frente Popular chileno. 1938-1941 [PDF]

open access: yes, 2018
This article explores the construction of national representations during the Chilean Popular Front, focusing on the uses of geographic and spatial references.
Silva, Bárbara
core   +1 more source

Fold Walker: An Origami‐Inspired Quadruped Robot for Multipattern Locomotion and Object Grasping

open access: yesAdvanced Robotics Research, EarlyView.
This article presents Fold Walker, an origami‐inspired quadruped robot capable of multipattern locomotion and object grasping. With each leg featuring two rotational folds, the robot can transform from a flat 2D configuration into complex 3D poses. Furthermore, its trunk and legs can be one‐shot 3D printed as a unified structure, greatly simplifying ...
Yilun Sun
wiley   +1 more source

Partes de guerra antes de la guerra

open access: yesMélanges de la Casa de Velázquez, 2011
This paper examines the situation reports issued by the different organic divisions of the General Staff and the Ministry of War during the spring of 1936 and the post-war sanction procedures against active, reservist or retired professional soldiers who
Ángel Bahamonde Magro
doaj   +1 more source

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