Results 131 to 140 of about 481,965 (235)

Study and Design of Permanent Magnetic Levitation Roller of Belt Conveyor

open access: yesJixie chuandong, 2017
The roller is an important component for the belt conveyor. The function of roller is supporting conveyor belt,to ensure the belt conveyor smooth operation.
Wu Huachun   +3 more
doaj  

Toward a Politics of (In)Fertility: Reproductive Debility in Africa

open access: yesAmerican Anthropologist, EarlyView.
ABSTRACT Sub‐Saharan Africa has some of the highest estimated rates of infertility or involuntary childlessness in the world, leading epidemiologists to refer to parts of the region as the “infertility belt.” The medicalization of infertility and the situating of assisted reproductive technologies (ARTs) as the treatment for infertility have siphoned ...
Tessa Moll
wiley   +1 more source

Burying Futures: Artisanal Mining Deaths and the Politics of Negligence in Zimbabwe

open access: yesAmerican Anthropologist, EarlyView.
ABSTRACT In the gold‐mining town of Kwekwe, central Zimbabwe, injury and death are a constant presence. Collapsing shafts, sudden explosions, gang fights, and neglected health infrastructure characterize the everyday lives of the town's impoverished residents.
Melusi Nkomo
wiley   +1 more source

Tracing Identity in a Fragmented Past: Multi‐Proxy Analysis of Human Skeletal Remains From Dungowan Creek, New South Wales, Australia

open access: yesArchaeometry, EarlyView.
ABSTRACT Human skeletal remains constitute critical archaeological evidence for reconstructing past societies, yet their investigation requires careful ethical, cultural, and legislative consideration. This paper reports on the discovery, recovery and analysis of a set of skeletal remains encountered during a cultural heritage management (CHM ...
Antonella Skepasianos   +11 more
wiley   +1 more source

Safety belt use among drivers and front passengers in Tehran: findings from observations and an interview survey

open access: yesPayesh, 2014
Objective (s): To assess safety belt use among derivers and front passengers in Tehran, Iran. Methods: This was a two-part cross -sectional study. First we conducted a direct observation on randomly selected sites in five geographic regions and one high ...
Fatemeh Sadeghnejad   +3 more
doaj  

The Early Upper Palaeolithic open‐air site of Friedrichsdorf‐Seulberg, Germany, in the context of the northern central European Aurignacian

open access: yesBoreas, EarlyView.
Our knowledge of the Early Upper Palaeolithic occupation in northern central Europe is very limited, and recent research at the open‐air site of Friedrichsdorf‐Seulberg in Hesse, Germany, provides important new information on the Aurignacian. The site is rather small (26.5 m2) and spatial analysis identified a central hearth with two associated ...
Tilman Böckenförde   +5 more
wiley   +1 more source

Generative Cutout Animation

open access: yesComputer Graphics Forum, EarlyView.
Abstract Cutout animation is one of the earliest forms of animation, and to this day remains a popular technique featured in numerous films including Monty Python and South Park series. Most computer animation systems, however, focus on different styles, including cel animation, making cutout animation somewhat underexplored.
Ivan Puhachov   +3 more
wiley   +1 more source

Testing the morphology‐ and intuition‐based taxonomic hypotheses using integrative approach: unexpected discovery of triplet of sibling species within a widespread Eurasian butterfly, Hyponephele lycaon

open access: yesCladistics, EarlyView.
Abstract In well‐studied groups of organisms, the taxonomic landscape can be very complex, with several alternative classifications describing diversity within the same set of populations. For example, three hypotheses have previously been proposed to describe the taxonomy of the common and widespread Eurasian Dusky Meadow Brown butterfly, Hyponephele ...
Elena A. Pazhenkova   +1 more
wiley   +1 more source

Computed tomography reveals the endocranial anatomy of Crocodylia: Implications for phylogenetic relationships and ecomorphological convergence across Crocodylomorpha

open access: yesJournal of Anatomy, EarlyView.
The evaluation of the endocranial anatomy of 43 crocodylian species reveals several differences, including variation in the curvature of the encephalic endocast, the size of the endosseous labyrinth and paratympanic sinuses, and the presence of additional snout sinuses.
Paul M. J. Burke, Philip D. Mannion
wiley   +1 more source

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