Results 71 to 80 of about 410,603 (295)

More Than an Open Book [PDF]

open access: yes, 2017
When information is as close as the nearest web browser, are brick-and-mortar libraries still necessary?
Davis, Laura
core   +1 more source

Mechanical Properties of Concrete and Mortar Containing Low Density Polyethylene Waste Particles as Fine Aggregate [PDF]

open access: yes, 2020
Iraq industrial activities related to huge amounts of solid, non-biodegradable waste, waste low density Polyethylene (LDPE) plastic being among the well-known. So in this study, the scarped LDPE food boxes were transformed into fine particles and used as
HILAL, Nahla   +3 more
core  

Failure and impact behavior of facade panels made of glass fiber reinforced cement(GRC) [PDF]

open access: yes, 2011
GRC is a cementitious composite material made up of a cement mortar matrix and chopped glass fibers. Due to its outstanding mechanical properties, GRC has been widely used to produce cladding panels and some civil engineering elements.
A. Enfedaque   +18 more
core   +3 more sources

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

A zero-thickness mortar/ interface formulation with application to fracture mechanics [PDF]

open access: yes, 2019
A zero-thickness mortar/interface element formulation is briefly described and demonstrated. This element may be considered as an extension of traditional zero-thickness interface element, in order to represent material interfaces located in between ...
Carol, Ignacio   +1 more
core  

A multi-level interface model for damaged masonry [PDF]

open access: yes, 2013
The aim of the present work is to propose a new micro-mechanical model in the context of the deductive approach used to derive interface models. This model, based on a previous study introduced previously by A. Rekik and F.
Lebon, Frédéric   +3 more
core   +3 more sources

Revealing the Hidden Role of Cd in p‐Type Mg3Sb2: Enhanced Thermoelectric Performance by Grain Boundary Segregation Engineering

open access: yesAdvanced Functional Materials, EarlyView.
The hidden role of Cd segregation at grain boundaries is revealed in p‐type Mg3Sb2 by atom probe tomography and other advanced characterizations. Grain boundary Cd enrichment suppresses the SbMg+ hole‐killer formation and lowers potential barriers, enhancing electrical conductivity.
Zhou Li   +12 more
wiley   +1 more source

Quantitative Relationship Between Strength and Porosity of Nano-Silica-Modified Mortar Based on Fractal Theory

open access: yesFractal and Fractional
Nano-silica (NS) is an ideal modifier for mortar materials, and exploring the evolution of the fractal dimension of the pore structure in NS-modified mortar is crucial for elucidating the mechanism by which NS enhances mortar strength.
Shaowei Hu   +3 more
doaj   +1 more source

Mortar Kidney

open access: yesInternal Medicine, 2021
Hagiya, Hideharu   +3 more
openaire   +3 more sources

Ketahanan Mortar di Lingkungan Asam dengan Berbagai Tipe Semen [PDF]

open access: yes, 2014
This research study the compressive strength, porosity, weight changes, visual inspection and acidic penetration of mortar OPC cement, mortar PCC cement, and mortar with made by combine of OPC+10% Palm Oil Fuel Ash (POFA).
Hutapea, U. (Uliarta)   +2 more
core  

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