Results 21 to 30 of about 12,711 (185)

Skate Cases

open access: yes, 2021
You may have seen these skate cases lying on the beach while looking for shells. These are the egg cases of skates and sharks. Skates are animals that look very much like stingrays, but stingrays and some sharks give live birth rather than laying eggs ...

core   +3 more sources

Jovens praticantes de skate e seu cotidiano

open access: yesMotrivivência, 2016
Nessa pesquisa, focamos os jovens e seu cotidiano, trazendo elementos que discutem o lazer, família, educação e trabalho. Pesquisa realizada com um grupo de jovens skatistas, numa pista pública de skate na cidade de Porto Alegre - RS. Foram ao todo nove
Marcelo Rampazzo, Marco Paulo Stigger
doaj   +1 more source

Characteristics of sulfated glycosaminoglycans in the cartilage tissue of skate and sturgeon

open access: yesИзвестия ТИНРО, 2023
Sulfated glycosaminoglycans (GAGs) or chondroitin sulfates were obtained from the cartilage tissue of skate (indefinite species) and sturgeon (kaluga) under the processes of hydrothermal treatment of raw materials at 50 оC, then hydrolysis with ...
A. I. Chepkasova   +2 more
doaj   +1 more source

StAResComp/Skate: Flapper Skate Weight Estimates

open access: yes, 2020
Adds estimates of Flapper Skate weight based on length and width measurements. Weights are displayed in user interface and included in exported data. These values are now explicitly in inches and pounds. Also fixes some minor issues: Stops Flapper Skate
Paddy McCann
core   +1 more source

Gosto musical e hexis corporal: a questão do estilo na prática do skate de rua em Ponta Grossa-PR

open access: yesMotrivivência, 2017
Nosso trabalho é uma análise da estética musical incorporada por um grupo de skatistas e sua relação com do estilo de skate desenvolvido pelos praticantes. A hexis corporal na prática do skate de rua, em nosso espaço de investigação, se mostrou associada
Adriano Albuquerque Barreto   +2 more
doaj   +1 more source

ST-GWLR: combining geographically weighted logistic regression and spatiotemporal hotspot trend analysis to explore the effect of built environment on traffic crash

open access: yesGeo-spatial Information Science
Road traffic crashes are becoming thorny issues being faced worldwide. Traffic crashes are spatiotemporal events and the research on the spatiotemporal patterns and variation trends of traffic crashes has been carried out.
Xinyu Qu   +8 more
doaj   +1 more source

Ciudad Skate [PDF]

open access: yes, 2020
Ciudad Skate es un Proyecto que nace a partir del entendimiento del skate, sus orígenes, sus distintas modalidades y del estudio de la práctica en Bogotá. Para el año 2013, según un estudio realizado por el periódico El Espectador, aproximadamente 15.000
García Crossley, Juan Carlos
core   +1 more source

The friction of tilted skates on ice

open access: yesSciPost Physics, 2020
The friction felt by a speed skater is calculated as function of the velocity and tilt angle of the skate. This calculation is an extension of the more common theory of friction of upright skates.
J. M. J. van Leeuwen
doaj   +1 more source

Energy skate park

open access: yes, 2011
Permite o estudo de conservação de energia mecânica numa trilha de skate. A partir dessa simulação é possível construir caminhos, rampas e saltos para o skatista e visualizar a energia cinética, potencial e o atrito do movimentoComponente Curricular ...
Wieman, Carl   +5 more
core   +2 more sources

Conductive MOFs with Photophysical Properties: Applications and Thin-Film Fabrication

open access: yesNano-Micro Letters, 2020
Metal–organic frameworks (MOFs) are a class of hybrid materials with many promising applications. In recent years, lots of investigations have been oriented toward applications of MOFs in electronic and photoelectronic devices.
Zeyu Zhuang, Dingxin Liu
doaj   +1 more source

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