Results 51 to 60 of about 55,113 (301)

The effect of fly ash and pine tree resin on thermo-mechanical properties of concretes with expanded clay aggregates

open access: yesCase Studies in Construction Materials, 2021
We used expanded clay (EC) and cement, fly ash (FA), and pine tree resin as binders instead of conventional aggregate to produce low-density construction material. The EC ratios were 10 %, 20 %, 30 %, 40 %, and 50 %. The FA ratios were 10 %, 20 %, and 30
Ayse Bicer
doaj   +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  

Dynamic thermal features of insulated blocks: Actual behavior and myths [PDF]

open access: yes, 2017
The latest updates in the European directive on energy performance of buildings have introduced the fundamental “nearly zero-energy building (NZEB)” concept.
Cianfrini, Marta   +2 more
core   +2 more sources

Three‐Dimensional Hierarchical Nanowire‐Networks with Deep‐Focus Tolerance and Adhesion Robustness for Harsh‐Environment SERS Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A 3D nanowire‐network SERS substrate with robust adhesion is developed, featuring pronounced z‐direction optical activity, ultralow detection limit (1.5 × 10−13 M), and excellent signal uniformity (RSD < 10%). Enabled by enhanced light scattering, increased optical density of states, and structural reinforcement, the substrate demonstrates stable, high‐
Jinglai Duan   +6 more
wiley   +1 more source

High Energy Density Asymmetric Aqueous Supercapacitor Based on a 2D Manganese Carbide as a Positive Electrode

open access: yesAdvanced Functional Materials, EarlyView.
A circular route, involving upcycling of waste surgical masks, affords a Mn‐based layered carbide with porosity, redox activity and low work function. These features enable its effective operation as positive supercapacitor electrode in an aqueous asymmetric supercapacitor delivering 213 Wh L−1 energy density.
Debabrata Nandi   +7 more
wiley   +1 more source

Comparing properties of foamed concrete and lightweight expanded clay aggregate concrete at the same densities

open access: yesCase Studies in Construction Materials, 2023
In recent years the use of lightweight concrete has been considered due to reducing the weight of structures and offering excellent acoustic and thermal insulation.
S. Farshad Ahmadi   +2 more
doaj   +1 more source

The use of spent glauconite in lightweight aggregate production [PDF]

open access: yes, 2011
The presented work has shown an application of spent glauconite bed after purification of wastewater for production of lightweight expanded clay aggregates.
Franus, N., Franus, W.
core  

Polymer Infiltration Into SURMOF Channels Enables Hydrophobic and Solid‐Like Slippery Functional Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
We report a polymer‐chain insertion strategy to fabricate pore‐threaded MOF thin films with precisely tuned surface chemistry and wettability. Grafting n‐alkane chains into the pillared layer Cu2(bdc)2(dabco) MOF thin film's vertical nanochannels enhances water stability, and induces hydrophobicity and lubricant‐free, solid‐like slippery behavior ...
Angana Borbora   +4 more
wiley   +1 more source

Biofiltration of ozonated humic water in expanded clay aggregate filters

open access: yesWater Science and Technology, 1999
Treatment of humic water was studied in a pilot-scale ozonation/biofiltration treatment plant. The raw water had TOC and COD Mn concentrations of 3.2-5.0 and 4.1-6.6 mgO 1 −1 , respectively, and colour (410 nm) of 30-50 mgPt 1 −1 . The effect of biofilter loading rate on removal of organic matter and ozonation by-products was investigated in two ...
H. Ødegaard, E. S. Melin
openaire   +2 more sources

Investigations of lightweight aggregates in Alaska [PDF]

open access: yes, 1966
Increased construction costs coupled with the current large demand for aggregate materials prompted an investigation by the Mineral Industry Research Laboratory to find deposits of shale suitable for the manufacture of lightweight aggregate near the ...
Heiner, L.E., Loskamp, A.N.
core  

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