Results 151 to 160 of about 437,245 (314)

Obtenção de nanocápsulas via polimerização em miniemulsão [PDF]

open access: yes, 2007
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia QuímicaReações de polimerização em miniemulsão permitem a produção de nanocápsulas com características únicas e de grande ...
Romio, Ana Paula
core  

Machine Learning‐Supported Analysis for Predicting and Visualizing Nonlinear Relationships Between Material Properties in Electroplated Chromium Layers

open access: yesAdvanced Engineering Materials, EarlyView.
This study applies machine learning regression to predict chromium layer thickness in decorative trivalent chromium electroplating, using 441 experiments from laboratory‐scale (1L) and pilot‐scale (14L) setups. Tree‐based models, particularly CatBoost, outperformed linear regression by capturing nonlinear parameter interactions (R2$R^2$ up to 0.77 ...
Christoph Baumer   +4 more
wiley   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Estudos cinéticos e de distribuição de tamanho das partículas em reações de polimerização em suspensão [PDF]

open access: yes, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Química.O poliestireno expansível (EPS), mais conhecido pela marca comercial ISOPOR, é um material que possui inúmeras aplicações
Santos, Juliana Cristina dos
core  

"Effects of different vulcanization systems on properties of bio-based poly(di-n-butyl itaconate-co-butadiene) rubber"

open access: yesHecheng xiangjiao gongye
The effects of conventional vulcanization (CV) system, semi-effective vulcanization (SEV) system, effective vulcanization (EV) system, peroxide 1,3-bis(tert-butylperoxyisopropyl) benzene (BIBP)/triallyl isocyanurate (TAIC) vulcanization system, and ...
HAN Ju1,2, HAO Fu-lan1,2, ZHAO Chun-cai1,2, NIU Chun-liang1,2, ZHENG Hong-bing1,2
doaj   +1 more source

Experimental and Numerical Modal Analysis of Composite Sandwich Structures Using Surfboards as Model Systems

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents an experimental and numerical modal investigation of composite sandwich structures using surfboards as model systems. By comparing different core materials and reinforcement strategies, the study demonstrates how local stiffeners influence vibrational response and introduce characteristic modal features, highlighting modal ...
Brett Connellan   +4 more
wiley   +1 more source

PLASMA POLYMERIZATION AND COPOLYMERIZATION OF STYRENE AND METHYLMETHACRYLATE .1. PLASMA INITIATED POLYMERIZATION STUDIES [PDF]

open access: yes, 1991
Plasma initiated polymerization and copolymerization is applied to two model compounds, styrene and methylmethacrylate, in a series of experiments. For this polymerization tubes with break seals in the middle having two different compartments are used.
AKOVALI, G, ORHAN, BO
core  

Defect Evolution and Mechanical Performance of Fused Filament Fabrication‐Manufactured 17‐4PH Stainless Steel Revealed by X‐Ray Computed Tomography

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography reveals how process‐induced defects evolve from green to sintered states in Fused Filament Fabrication (FFF)‐manufactured 17‐4PH stainless steel. Internal porosity, weakest cross‐sections, and fracture locations show strong correlation with tensile performance, demonstrating the potential of computed tomography (CT)‐based ...
György Ledniczky   +3 more
wiley   +1 more source

Utilização de iniciadores multifuncionais na polimerização do estireno em suspensão [PDF]

open access: yes, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia QuímicaOs estudos a cerca de todos os aspectos que envolvem materiais termoplásticos tem recebido uma singular atenção a partir ...
Arioli, Rafael
core  

Hybrid Metal–Carbon Ink for Printed Stretchable Temperature Sensors

open access: yesAdvanced Engineering Materials, EarlyView.
We prepare conductive inks for temperature sensing with silver flakes and carbon or graphite flakes in a silicone elastomer matrix. Silver dominates the temperature‐dependent conductivity, while the carbon filler network ensures the stability of the conductive pathways and retains function under strain.
Makara Lay   +3 more
wiley   +1 more source

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