Results 61 to 70 of about 33,132 (249)

A Novel Crawling Robot Based on the Hexagonal Mesh Structure and Enhanced PID Control Strategy

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT The locomotion of crawling robots is similar to that of caterpillars, relying on foot adhesion and body contraction to ensure flexible movement without compromising stability. However, most existing pneumatic soft crawling robots are incapable of simultaneously achieving forward, backward, turning, and climbing capabilities.
Meng Hongjun   +4 more
wiley   +1 more source

La mer glaciale : de 'locus horridus' à lieu digne de protection

open access: yesRevue Nordique des Études Francophones
L’article vise à inscrire les études nordiques du Moyen Âge et du début de l’âge moderne dans les réflexions récentes centrées sur la mer, notamment celles des Blue Humanities.
Alessia Bauer
doaj   +1 more source

Memory, genealogy and power in íslendingabók [PDF]

open access: yesDiversitate si Identitate Culturala in Europa, 2017
The aim of this study is to reveal the manner in which memory and genealogy are employed in Íslendingabók with the purpose of legitimizing the power and promoting the prestige of chieftains (goði), bishops and kings.
Costel COROBAN
doaj  

Control System for the Navigation of the Agricultural Robots: A Review

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Control systems for the navigation of autonomous agricultural robots—particularly those operating in uneven terrain and in the presence of static or dynamic obstacles—have advanced considerably in recent years. As conventional machinery evolves toward increasingly automated systems, the design of reliable navigation controllers has become ...
Edna Carolina Moriones Polanía   +3 more
wiley   +1 more source

Underrepresentation of Women in Sports Leadership: Stereotypes, Discrimination, and Race [PDF]

open access: yes, 2018
Since the passage of Title IX in 1972, the number of women playing sports has significantly increased; however, the percentage of women in coaching positions has strikingly declined.
Wallick, Keyleigh N.
core   +1 more source

Public Inquiries and UK Press Regulation: A Case of ‘Fading into Forgetfulness’?

open access: yesThe Political Quarterly, EarlyView.
Abstract Why were the proposals for reform of UK press regulation made by Lord Leveson in 2012 not implemented in full, despite popular and parliamentary support for the report's recommendations, and despite the creation of the legal framework for the reformed system of regulation?
John Street   +2 more
wiley   +1 more source

Pole-weapons in the Sagas of Icelanders: a comparison of literary and archaeological sources

open access: yesActa Periodica Duellatorum, 2016
The Icelandic sagas are a major source of information on the Vikings and their fighting prowess. In these stories, several mysterious pole-weapons appear, which are often called “halberds”, for lack of a better word.
Orkisz Jan H.
doaj   +1 more source

Bounds on gravitational wave backgrounds from large distance clock comparisons

open access: yes, 2008
Our spacetime is filled with gravitational wave backgrounds that constitute a fluctuating environment created by astrophysical and cosmological sources.
B. Lamine   +13 more
core   +3 more sources

Sanctions, National Security, and Free Speech

open access: yesGlobal Policy, EarlyView.
ABSTRACT A fundamental, but largely overlooked, aspect of the New Washington Consensus is the use of national security arguments to restrict speech and punish disfavored speakers. Although the United States has a longer history of using sanctions to restrict speech in the terrorism context, it has recently applied sanctions to restrict political speech,
Joshua Andresen
wiley   +1 more source

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