Results 11 to 20 of about 266,621 (357)

Estimation of Fly Ash Content in Portland Fly Ash Cement [PDF]

open access: green, 1974
Central Building Research Institute, Roorkee Manuscript received 24 July 1974 ; accepted 26 July 1974 Estimation of Fly Ash Content in Portland Fly Ash ...
S. S. REHSI, S. K. GARG
openaire   +3 more sources

Possibilities of utilizing power plant fly ashes [PDF]

open access: yesActa Montanistica Slovaca, 2003
The burning of fossil fuels in industrial power stations plays a significant role in the production of thermal and electrical energy. Modern thermal power plants are producing large amounts of solid waste, mainly fly ashes.
Mezencevová Andrea
core   +2 more sources

Comparison of alkali modified fly ash and alkali activated fly ash as Zn(II) ions adsorbent from aqueous solution [PDF]

open access: yesScience of Sintering, 2022
Fly ash which is solid waste can be used as an adsorbent for wastewater treatment. Alkali modification and alkali activation on fly ash can increase the adsorption capacity of fly ash.
Purbasari Aprilina   +4 more
doaj   +1 more source

Mix-ratio optimization for air-tight tunnel concrete [PDF]

open access: yesE3S Web of Conferences, 2022
In this paper, we studied the effect of fly ash and mix ratio on the compressive strength of air-tight concrete, the introduced fly ash would decrease the early compressive strength of concrete.
Huang Xiaoliang   +7 more
doaj   +1 more source

Alkali activation of different type of ash as a production of combustion process [PDF]

open access: yesNuclear Technology and Radiation Protection, 2021
Presented study deals with the final structure and radiological properties of different fly-ash based geopolymers. Lignite fly-ash (lignite Kolubara – Serbia) and wood fly ash were obtained in combustion process together with commercial fly-ash ...
Nenadović Miloš T.   +6 more
doaj   +1 more source

Optimasi Dielektrika Isolator Polimer Silicone Rubber menggunakan Bahan Pengisi Limbah Coal Fly Ash

open access: yesJurnal Elkomika, 2023
ABSTRAK Berdasarkan penelitian dengan judul “Electrical and Mechanical Properties of Fly Ash Filled Silicone Rubber for High Voltage Insulator” oleh Manjang dkk., (2015), telah dilakukan eksperimen uji karakteristik dielektrika fly ash sebagai ...
ANDI AMAR THAHARA   +4 more
doaj   +1 more source

STUDY OF FLY ASH GEOPOLYMER AND FLY ASH/SLAG GEOPOLYMER IN TERM OF PHYSICAL AND MECHANICAL PROPERTIES [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2020
This article presents the mixing parameters of fly ash geopolymer based on NaOH concentration (6M - 14M), S/L ratio (1.0 - 3.5), Na2SiO3/NaOH ratio (1.0 - 3.0) and ladle furnace slag replacement (10% -40%).
Ng HUI-TENG   +4 more
doaj   +1 more source

Rheological Properties of Cement Paste Containing Ground Fly Ash Based on Particle Morphology Analysis

open access: yesCrystals, 2022
Separating finer particles from raw fly ash is a popular method to produce high-performance admixture of concrete. However, the supply of separated fly ash is obviously behind the demand and the residue fly ash is difficult to be disposed. Ground fly ash
Juntao Ma   +4 more
doaj   +1 more source

Surface modification of fly ash by mechano-chemical treatment [PDF]

open access: yesCeramics International 45 (2019) 849-853, 2022
Fly ash (FA), as an industry by-product has attracted much attention as a suitable supplier of silicon (Si) and aluminum (Al) in preparation of geopolymer for the sustainable environment and material science applications. Here, the effect of mechano-chemical (MC) treatment for surface modification of FA powder was systemically investigated by analyzing
arxiv   +1 more source

Multimodal Locomotion: Next Generation Aerial–Terrestrial Mobile Robotics

open access: yesAdvanced Intelligent Systems, EarlyView., 2023
Aerial–terrestrial robots can achieve efficient energy consumption and robust environmental interaction by adding morphological features, adapting forms for locomotion transitions, and integrating multiple platforms. This next generation of mobile robots advances real‐world robotic deployment for operations with complex tasks and tackle environments ...
Jane Pauline Ramirez, Salua Hamaza
wiley   +1 more source

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