Results 131 to 140 of about 1,024,918 (376)

Avaliação intermediária e final de linhagens de soja. [PDF]

open access: yes, 2015
bitstream/item/133857/1/ID13042-1984-1985sojaresultados-p43-47.pdfTrabalho apresentado na XIII Reunião de Pesquisa de Soja da Região Sul, Porto Alegre ...
BEN, J. R.   +5 more
core  

Exploring the Tribological Properties of 3D Printed Polymer Composites: An Experimental Study

open access: yesPolymer Composites, EarlyView.
Tribological pin‐on‐disc testing of FDM‐manufactured pins. Pins made from PLA, TPU, bronze‐filled PLA (BRO), and their combinations were tested against a SAE 1020 steel disc to evaluate friction, wear, and surface morphology. ABSTRACT In recent years, additive manufacturing, especially 3D printing, has been gaining more space in the production of parts
G. Lasch   +10 more
wiley   +1 more source

Investigation on Impact Behavior of Thermoplastic Composites: A Ply‐Level Numerical Methodology for Impact‐Resistance Design

open access: yesPolymer Composites, EarlyView.
Experimental and numerical investigation on impact‐tolerance efficient evaluation of soft TPU composites. ABSTRACT This study combines experimental characterization and numerical modeling to investigate the impact behavior of aramid fiber–reinforced composites incorporating a thermoplastic polyurethane (TPU) matrix. Low‐velocity impact (LVI) tests were
Shunqi Zhang   +6 more
wiley   +1 more source

Avaliação de capinadeiras no controle de plantas daninhas na cultura da soja. [PDF]

open access: yes, 2015
bitstream/item/133884/1/ID12989-1981-1982sojaresultados-p70-74.pdfTrabalhos apresentados na X Reunião de Pesquisa de Soja da Região Sul, Porto Alegre ...
BEN, J. R.   +3 more
core  

Mechanical, Thermal, and Microstructural Evaluation of Bio‐Based Polyurethane Composites Reinforced With Woven Jute and Flax

open access: yesPolymer Composites, EarlyView.
Graphical overview of the manufacturing and characterization of bio‐based polyurethane composites reinforced with woven jute and flax fibers produced by the VARTM process. Mechanical, thermal, and microstructural analyses reveal differences in stiffness, thermal stability, and interfacial behavior between the natural fiber composites.
Vanessa A. Santos   +3 more
wiley   +1 more source

Cinturão Verde de Porto Alegre

open access: yesBoletim Geográfico do Rio Grande do Sul, 2014
Versa sobre o Cinturão Verde, uma organização surgida de um convênio entre a Prefeitura de Porto Alegre e o Ministério da Agricultura com o objetivo de suprir o mercado de Porto Alegre com produtos agrícolas.
Carmena Luz Albuquerque Nunes
doaj  

Hygrothermal Aging and Decoupled Axial‐Radial Compressive Failure Mechanisms in Glass Fiber Reinforced Epoxy Filament‐Wound Composite Tubes

open access: yesPolymer Composites, EarlyView.
Composite cylinder under axial and radial compression. ABSTRACT This study examines the hygrothermal degradation of filament‐wound glass fiber‐reinforced epoxy composite tubes designed for application as liners in oil and gas systems, focusing on their response under axial or radial compression.
Anderson L. dos Santos   +3 more
wiley   +1 more source

Gender-related and non-gender-related female homicide in Porto Alegre, Brazil, from 2010 to 2016. [PDF]

open access: yesPLoS One, 2023
Rios AMFM   +4 more
europepmc   +1 more source

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