Results 81 to 90 of about 68,956 (308)

High‐Performance, Paper‐Based Microelectronics via a Micromodular Fabrication Process

open access: yesAdvanced Materials Interfaces, EarlyView.
This study demonstrates high‐performance silicon micromodular transistors on cellulose nanomaterial‐coated paper, with interconnects formed via e‐jet printing. Transistors exhibit excellent electrical properties and maintain performance under applied strain.
Rebecca K. Banner   +9 more
wiley   +1 more source

Influence of Shrinkage-Reducing Admixtures on the Development of Plastic Shrinkage Cracks

open access: yes, 2007
The term plastic shrinkage cracking is generally used to describe cracks that form between the time when concrete is placed and the time when concrete sets.
Weiss, Jason   +4 more
core  

Avaliação da retração e da fissuração em revestimento de argamassa na fase plástica [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Civil, Florianópolis, 2011O objetivo principal deste trabalho foi adaptar metodologias para avaliação da fissuração em revestimentos de
Silva, Narciso Gonçalves da
core  

Additively Manufactured Porous Ceramics as Tunable Dielectrics for Passive Temperature Sensing

open access: yesAdvanced Materials Technologies, EarlyView.
Porous ceramic lattices, 3D‐printed from a multicomponent oxide ink, are integrated with LC resonators for passive wireless temperature sensing. By tuning porosity, the dielectric properties and RF response are engineered to produce distinct resonant frequency shifts with temperature. The results establish a structure‐driven approach to customizing the
Sogol Heidarishahrivar   +5 more
wiley   +1 more source

Additive Manufacturing of Complex Components through 3D Plasma Metal Deposition—A Simulative Approach

open access: yesMetals, 2019
This study examines simulative experimental investigations on the additive manufacturing of complex component geometries using 3D plasma metal deposition (3DPMD).
Khaled Alaluss, Peter Mayr
doaj   +1 more source

Experimental study on the influences of fly-ash and slag on the plastic shrinkage of concrete

open access: yes, 2016
Fly-ash and slag are the commonly used concrete admixtures, and can improve the durability of concrete. In this paper, the influence rules of different contents of fly-ash and slag on the workability and the capacity of resisting plastic shrinkage of ...
Xiaoxia Wu   +3 more
semanticscholar   +1 more source

Liquid Metal‐Based Stretchable Strain Sensor for Fruit Growth Monitoring

open access: yesAdvanced Materials Technologies, EarlyView.
Schematic overview of the fruit growth sensor development workflow, including sensor fabrication by injection molding, electromechanical and environmental characterization, mechanical stability testing, electronic readout integration, and outdoor field validation for monitoring of fruit growth under practical orchard conditions.
Asad Ullah   +7 more
wiley   +1 more source

Numerical and experimental investigation of sintering deformation of brazing powder compacts

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2018
A modified sintering model was presented to analyze the deformation behaviors of brazing powder compact throughout the whole sintering process, both the thermal-mechanical plastic deformation and metallic alloying were implemented as sintering driving ...
Shiwei YAN   +5 more
doaj   +1 more source

THE USE OF POLYPROPYLENE FIBERS AGAINST PLASTIC SHRINKAGE CRACKING

open access: yesProceedings of International Structural Engineering and Construction, 2016
Plastic shrinkage cracking (PShC) occurs within a few hours after fresh concrete formed into the molds and it takes part on the surface of the concrete. When concrete formed into the molds, the aggregates settle because of the gravity and in contrast, water bleeds.
Hasan Nuri Turkmenoglu   +2 more
openaire   +1 more source

Investigation of the effect of selected polypropylene fibres and ultra-fine aggregate on plastic shrinkage cracks on South African roads

open access: yes, 2005
Plastic shrinkage cracks, although not inherently structurally debilitating, expose the reinforcement in low-volume reinforced concrete roads to deleterious substances, which may reduce its effectiveness leading ultimately to structural failure.
Kluyts, Grant
core  

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