Results 51 to 60 of about 92,586 (282)

Effect of temperature curing on lightweight expanded clay aggregate concrete

open access: yesMaterials Today: Proceedings, 2021
Abstract Lightweight Aggregate Concrete is usually a mix of Lightweight Aggregates and admixtures. This paper is focused on use of Lightweight Expanded Clay Aggregate (LECA) for the development of structural Lightweight Concrete. The present investigation was carried out by replacing LECA with 30% of Normal Weight Aggregate (NWA) with different water
Y. Lakshmi Sravya   +2 more
openaire   +1 more source

Porous materials in building energy technologies—a review of the applications, modelling and experiments [PDF]

open access: yes, 2018
Improving energy efficiency in buildings is central to achieving the goals set by Paris agreement in 2015, as it reduces the energy consumption and consequently the emission of greenhouse gases without jeopardising human comfort.
Esfahani, Javad Abolfazli   +2 more
core   +1 more source

Autogenous shrinkage, speciality of high performance concretes [PDF]

open access: yes, 2015
Autogenous shrinkage is a consequence of self dessication in pores of hardened cement paste and is, at high performance concrete significantly greater than that of the ordinary concretes, mainly due to low water to cement ratio.
Vogrič, Nina
core   +1 more source

Effect of Sporosarcina Pasteurii on the strength properties of compressed earth specimens [PDF]

open access: yes, 2018
Microbial biodeposition of calcite induction for improving the performance of rammed earth is a research area that must be analysed in a representative environment.
Barbé, Jordi   +4 more
core   +7 more sources

A Termite‐Inspired Alternative to Cement

open access: yesAdvanced Functional Materials, EarlyView.
A termite‐inspired composite of clay, cellulose, and lignin forms a dense fibrous network with concrete‐like strength (32 MPa) and superior elasticity, processed at ambient temperature. Abstract Clay combined with organic materials is used by termites as a strong and durable construction material for their mounds with minimal environmental impact. Here,
Oren Regev   +3 more
wiley   +1 more source

Application of wavelet analysis in tool wear evaluation using image processing method [PDF]

open access: yes, 2018
Tool wear plays a significant role for proper planning and control of machining parameters to maintain the product quality. However, existing tool wear monitoring methods using sensor signals still have limitations.
Lee, Woon Kiow   +5 more
core   +1 more source

Scalable Electrochemical Concrete Fabrication and Closed‐Loop Recycling

open access: yesAdvanced Science, EarlyView.
The electrochemical‐driven recycling strategy establishes a reversible concrete material flow by extracting Ca, Si, Al, and Fe from concrete waste and regenerating functional feedstocks. These reversed products are reassembled into new concrete, which re‐enters service and ultimately returns to waste, enabling a closed‐loop, waste‐origin, and low ...
Hanxiong Lyu   +7 more
wiley   +1 more source

Modeling Marshall stability of lightweight asphalt concretes fabricated using expanded clay aggregate with anfis [PDF]

open access: yes, 2013
In this study, an Adaptive Neural Fuzzy Inference System (ANFIS) model for predicting the Marshall Stability (MS) of lightweight asphalt concrete containing expanded clay (EC) and has various mix proportions has been developed.
Morova, Nihat   +4 more
core  

The coelurosaur theropods of the Romualdo formation, early Cretaceous (Aptian) of Brazil: Santanaraptor placidus meets Mirischia asymmetrica

open access: yesThe Anatomical Record, EarlyView.
Abstract The upper carbonate concretion levels of the Romualdo Formation (Aptian, Brazil) have yielded several theropod dinosaur remains, including spinosaurids and the coelurosaurs Santanaraptor placidus and Mirischia asymmetrica, the phylogenetic affinities of which are controversial.
Rafael Delcourt   +4 more
wiley   +1 more source

Post-Earthquake Home Reconstruction in the Surrounding Hills of Kathmandu Valley, Nepal, PRP 200 [PDF]

open access: yes, 2018
In April of 2015, a 7.6 magnitude earthquake struck the Kathmandu Valley at the center of Nepal. Within the following year, Kathmandu was struck by a 7.3 magnitude earthquake and multiple aftershocks.
Eaton, David J., Josh, Niraj Prakash
core   +1 more source

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