Results 141 to 150 of about 2,849,097 (327)

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Explanation and Definition: Specifics of Textual Organization

open access: yesФилологический класс, 2014
The article compares two speech genres — explanation and definition — in order to prove that both these genre, despite the difference in content and intention, are formed by one type of text — explanation.
doaj  

Nitride‐Reinforced Metal Matrix Nanocomposite Powders Production by Plasma‐Assisted Thermochemical Treatment of Intermetallic Powders

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes a new methodology for producing metal matrix nanocomposites in the solid state. The process involves the plasma‐assisted thermochemical treatment of metallic alloy powders. As a proof‐of‐concept, TiN nanoparticles are synthesized directly on the surface of FeTi intermetallic powder particles, enabling the development of the ...
Deivison Daros Paim   +4 more
wiley   +1 more source

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

Transfer of Energy and Momentum Between Magnetoactive Surface Microstructure and a Solid Object

open access: yesAdvanced Engineering Materials, EarlyView.
We demonstrate that magnetoactive multilamellar arrays subjected to a rotating magnetic field can function as platforms for controlled transport of physical objects. Through systematic experimental investigation, we elucidate the underlying physical mechanisms determining the upper limit of the achievable transportation speed in such magnetic “conveyor‐
Arne Geldof   +9 more
wiley   +1 more source

Writing Explanatory Text Skills through the Project Based Learning Model

open access: yesAcademia Open
General background: Keterampilan menulis merupakan kompetensi penting dalam pembelajaran Bahasa Indonesia, yang membutuhkan integrasi aspek menyimak, berbicara, dan membaca. Specific background: Namun, hasil observasi menunjukkan bahwa sebagian besar peserta didik kelas V MI Assu’udiyah masih kesulitan menulis teks eksplanasi sesuai struktur dan kaidah
Rizki Wahyu Ilahi   +2 more
openaire   +1 more source

Bimetallic (NiFe) and Trimetallic (NiFeCr) Nanoalloys from Metal Oxides Using a Microwave Hydrogen Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
Bimetallic (NiFe) and trimetallic (NiFeCr) nanoalloys (NAs) are synthesized using corresponding oxide mixtures using microwave hydrogen plasma within a few milliseconds. The process simultaneously 1) reduces metal oxides to metals; 2) downsizes the particles from micrometers to nanometers; and 3) blends the metals to form NAs.
Sachin Kumar   +5 more
wiley   +1 more source

Understanding of expository texts in college students: the function of previous knowledge

open access: yesRevista de Psicología, 2019
The result of text understanding depends on the linguistic properties of the speech as well as the reader’s characteristics. The objective of this paper is to evaluate the influence of the previous knowledge in understanding general and specific ...
Natalia Irrazabal
doaj  

Managing the Transient Information Effect Caused by Explanatory Narrated Text

open access: yes, 2015
The transitory information effect occurs when learning is reduced as a result of information disappearing before the learner has time to adequately process it, or link it with new information. According to cognitive load theory such processing takes valuable working memory resources away from learning.
openaire   +2 more sources

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

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