Results 21 to 30 of about 572,418 (279)

Morphological and Tribological Properties of PMMA/Halloysite Nanocomposites [PDF]

open access: yes, 2018
From an environmental and cost-effective perspective, a number of research challenges can be found for electronics, household, but especially in the automotive polymer parts industry. Reducing synthesis steps, parts coating and painting, or other solvent-
Corobea, Mihai   +10 more
core   +2 more sources

Videojuego en lenguaje Scratch para la enseñanza de la física en estudiantes de ingeniería

open access: yesExperior, 2022
Este artículo presenta los hallazgos derivados del diseño y construcción de un videojuego en lenguaje Scratch como herramienta para la enseñanza de la física en estudiantes de ingeniería de ADEN University. Esta investigación se realizó bajo el paradigma
Juan Antonio Ramírez S
doaj   +1 more source

Desenvolvimento do pensamento computacional por meio da Ciência da Computação Desplugada e do Scratch

open access: yesEm Extensão, 2020
Este trabalho relata uma atividade de extensão, desenvolvida pela Universidade Federal de Uberlândia em uma escola pública da cidade de Ituiutaba, Minas Gerais, no âmbito do projeto “Pensamento Computacional na Escola”, tendo como intuito estimular e ...
Patricia Cristina Venturini
doaj   +1 more source

Study on Damage of 4H-SiC Single Crystal through Indentation and Scratch Testing in Micro–Nano Scales

open access: yesApplied Sciences, 2020
In this paper, a series of indentation tests in which the maximum normal force ranged from 0.4 to 3.3 N were carried out to determine the fracture toughness of 4H-SiC single crystals.
Peng Chai   +3 more
doaj   +1 more source

The Itch-Scratch Cycle: A Review of the Mechanisms

open access: yesDermatology Practical & Conceptual, 2019
Background: Despite being one of the most common presenting dermatological symptoms, itching continues to perplex health care professionals because it is notoriously difficult to control.
Giulia Rinaldi
doaj   +1 more source

Covid19 i Scratch: Involucrant a l’alumnat en la modelització computacional de la propagació d’una epidèmia

open access: yesCiències, 2020
Aquest article relata una activitat duta a terme durant el tercer trimestre del curs 2019-20 al INS Andreu Nin, període en que l’alumnat estava confinat a les seves llars.
Joan Crusells, Víctor López
doaj   +1 more source

Dear Reader [PDF]

open access: yes, 2015
Cell scratch test and Transwell were used to measure the migration abilities of HSVSMCs. NC = Negative control group, only control siRNA transfected; GAS5(-) = lncRNA-GAS5 knockdown group transfected with silence siRNA.
Erlinda The (605317)   +13 more
core   +4 more sources

Nanopatterning on silicon surface using atomic force microscopy with diamond-like carbon (DLC)-coated Si probe [PDF]

open access: yes, 2011
Atomic force microscope (AFM) equipped with diamond-like carbon (DLC)-coated Si probe has been used for scratch nanolithography on Si surfaces. The effect of scratch direction, applied tip force, scratch speed, and number of scratches on the size of the ...
Xiaohong Jiang   +5 more
core   +1 more source

Development of interactive learning media assisted by scratch to enhance understanding of rectangle and square concepts

open access: yesResearch and Development in Education
The rapid development of technology sparks an increase in educational innovations, one of which is the use of interactive learning media. Interactive learning media is a tool to gradually improves the delivery of mathematics learning materials.
Lioni Anka Monalisa   +6 more
doaj   +1 more source

Effect of Initial Scratch on Ship Bottom Plate Corrosion Rate and Structural Crashworthiness in Grounding Incidents

open access: yesEngineering Transactions
Hitting an object in the ocean can peel off the coating on a ship's plate. The exposed plate can be vulnerable to corrosion because it is exposed to the environment and seawater, which can degrade its strength. So, the crashworthiness of the bottom plate
Ocid MURSID   +6 more
doaj   +1 more source

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