Results 21 to 30 of about 486,644 (292)

Experimental investigation of open-ended microwave oven assisted encapsulation process [PDF]

open access: yes, 2010
An open ended microwave oven is presented with improved uniform heating, heating rates and power conversion efficiency. This next generation oven produces more uniform EM fields in the evanescent region forming part of the heating area of the oven. These
Adamietz, R.   +8 more
core   +1 more source

Beech wood treated with polyglycerol succinate: a new effective method for its protection and stabilization [PDF]

open access: yes, 2020
This paper deals with an original and non-biocidal chemical treatment consisting of a vacuum/pressure impregnation step of beech wood with a water-borne mixture made from heat-activated condensation of succinic anhydride (SA) and glycerol (G).
Fredon, Emmanuel   +4 more
core   +1 more source

Influence of different curing methods on the compressive strength of ultra-high-performance concrete: A comprehensive review

open access: yesCase Studies in Construction Materials, 2022
Ultra-high-performance concrete (UHPC) is a distinguishing material used in new construction and conjunction with conventional concrete. However, some issues limit the wider application of UHPC, such as high autogenous shrinkage, low workability for ...
Hussein Hamada   +4 more
doaj   +1 more source

Influence of Curing Age and Mix Composition on Compressive Strength of Volcanic Ash Blended Cement Laterized Concrete [PDF]

open access: yes, 2012
This study investigates the influence of curing age and mix proportions on the compressive strength of volcanic ash (VA) blended cement laterized concrete. A total of 288 cubes of 100mm dimensions were cast and cured in water for 3, 7, 28, 56, 90 and 120
Babafemi, A. J   +2 more
core   +2 more sources

Effect of Microstructure Evolution on Thermal Conductivity of Alloy 690 [PDF]

open access: yesTeshugang
The effect of microstructure evolution on thermal conductivity of alloy 690 electrode was studied according to the working conditions of electrode materials in Joule furnace.
Feng Han, Zhu Yongchang, Song Zhigang, Gu Yang, Liu Zhe, Yang Debo
doaj   +1 more source

Influence of rapid curing methods on concrete microstructure and properties: A review

open access: yesCase Studies in Construction Materials, 2022
Along with the construction industrialization degree, precast concrete is being utilized more and more frequently in construction to speed up the process and guarantee the quality of structural concrete.
Jilin Wang   +7 more
doaj   +1 more source

Effective Mechanisms of Multiple LED Photographic Curing [PDF]

open access: yes, 1998
Multiple LED Photographic Curing (MPC) has proven capable of drawing cross sections of three-dimensional objects like printing a sheet of paper. Using raster scanning, however, simultaneously exposing a photopolymer with 1,024 beams of light involves ...
Loose, Kai   +2 more
core   +1 more source

Acetoacetate based thermosets prepared by dual-Michael addition reactions [PDF]

open access: yes, 2019
A novel set of dual-curable multiacetoacetate-multiacrylate-divinyl sulfone ternary materials with versatile and manipulable properties are presented.
Fernández Francos, Xavier   +3 more
core   +2 more sources

Experimental study on replacement of fine aggregate in concrete with dissimilar curing conditions

open access: yesCase Studies in Construction Materials, 2019
The nation over, Scarcity of natural sand, water, and craftsmanship is at the zenith in the construction sectors. The construction industries are now inquiring other substitutes.
T. Devadass
doaj   +1 more source

A study of the curing rate and stability of heavy metal chromium contaminated soil at electroplating sites

open access: yesShuiwen dizhi gongcheng dizhi, 2022
In order to solve the problem of heavy metal pollution at electroplating sites in Ningbo, toxic characteristic leaching procedure, unconfined compressive strength test, long-term stability test under dynamic load and scanning electron microscope test of ...
Luyan WANG   +4 more
doaj   +1 more source

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