Results 1 to 10 of about 35,501 (220)

Brazilian clays for environmental solutions applied to radioactive waste management

open access: yesBrazilian Journal of Radiation Sciences, 2021
Clays have been adopted in most nuclear waste producing countries as a key constituent in engineered barrier systems for final disposal facilities at all levels of radioactive wastes (LILW-SL, LILW-LL, and HLW).
Gabriel Gonzalo Machado   +10 more
doaj   +1 more source

The Efficacy of a Smectite-Based Mycotoxin Binder in Reducing Aflatoxin B1 Toxicity on Performance, Health and Histopathology of Broiler Chickens

open access: yesToxins, 2021
The aim of the experiment was to investigate the efficacy of a smectite-based clay binder (Toxo-MX) in reducing the toxicological effects of aflatoxin B1 (AFB1) in commercial broiler chickens.
Ismail Zabiulla   +5 more
doaj   +1 more source

A Comparative Study of the Properties of Mica in Rhizosphere and Bulk Soil Under Different Plant Covering. [PDF]

open access: yesAl-Qadisiyah Journal For Agriculture Sciences, 2018
Results of x-ray diffractions for Bulk soil, represented by the horizontal distance 50H, show the presence of low-crystalline chlorite, smectite and regular interstratified chlorite- smectite in soil under Citrus aurantium trees.
Salman K. Essa   +1 more
doaj   +1 more source

K-Ar dating by smectite extracted from bentonite formations [PDF]

open access: yesE3S Web of Conferences, 2019
We attempt to apply K-Ar dating to extracted smectite from bentonite formations collected by different age formations from Japan, China, and America. The results show that the K-Ar ages of smectite are younger than the expected geological age estimated ...
Nakata Eiji   +3 more
doaj   +1 more source

Clay mineralogy and paleoclimatic properties of the Neogene Deposits in Sinanpaşa Basin (Afyon-Western Anatolia)

open access: yesBulletin of the Mineral Research and Exploration, 2021
The Sinanpaşa basin, one of the Neogene basins formed in the extensional tectonic regime in Western Anatolia, is located on the eastern margin of Western Anatolia basins containing different types of evaporites, lignite, uranium and clay minerals ...
Zehra Karakaş, Elif Akıska
doaj   +1 more source

Hydration behavior by X-ray diffraction profile fitting of smectite-bearing minerals [PDF]

open access: yesE3S Web of Conferences, 2020
Clay mineral hydration and dehydration processes are reversible at temperatures
Day-Stirrat Ruarri J., Bryndzia L. Taras
doaj   +1 more source

T-2 toxin adsorption by hectorite [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
The adsorption of T-2 toxin by the natural smectite mineral-hectorite at pH 3.0, 7.0 and 9.0 was investigated. The results of T-2 toxin adsorption on hectorite showed that the T-2 adsorption capacity decreased with increasing concentration of adsorbent ...
Daković Aleksandra   +5 more
doaj   +1 more source

Physical and catalytic characterization of smectites from Boa-Vista, Paraíba, Brazil [PDF]

open access: yesCerâmica, 2003
The original crystalline structure of clay minerals can be altered in a controlled way, through acid or thermal treatments, resulting then in suitable products to be used as catalysts.
M. G. F. Rodrigues
doaj   +1 more source

Bentonites in Southern Spain. Characterization and Applications

open access: yesCrystals, 2021
The objective of this work was to investigate and demonstrate the pozzolanic properties of the bentonites found at the San José–Los Escullos deposit, located in the southeast of the Iberian Peninsula, to be used in the manufacturing of more durable and ...
Jorge Luis Costafreda   +1 more
doaj   +1 more source

The Cretaceous-Tertiary boundary Fiskeler at Stevns Klint, Denmark: the geochemistry of the major trace metals [PDF]

open access: yesJournal of the Serbian Chemical Society, 2001
Trace metals in the four discrete layers of the Cretaceous-Tertiary boundary (Fiskeler) at Stevns Klint (Denmark) are relatively well studied, yet much remains to be learned about them.
SALVADOR LOMONACO   +7 more
doaj   +3 more sources

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