Results 131 to 140 of about 41,579 (296)

Use of silicate amendments on improvement of the quality and nutrition of the potato crop, variety 'Diacol Capiro'

open access: yesRevista de Ciencias Agrícolas
Potato (Solanum tuberosum L.) is one of the most important agricultural products in cold-climate areas of the world. However, the soils intended for potato production in tropical zones such as Colombia have low availability of essential elements, such as
David Fernando Torres-Hernández   +4 more
doaj   +1 more source

Silicate pneumoconiosis—a literature review

open access: yesFrontiers in Environmental Health
Silicate pneumoconiosis is a chronic lung condition resulting from inhalation and retention of silicate particles, including crystalline forms such as quartz, cristobalite, and tridymite.
Randall T. Walker   +4 more
doaj   +1 more source

Crystalline silicates in AGB and post-AGB stars

open access: yes, 1999
We discuss ISO spectroscopy of oxygen-rich dust shells surrounding evolved stars. The dust that condenses in the outflows of stars on the Asymptotic Giant Branch consists mainly of amorphous silicates and simple oxides.
Waters, LBFM   +3 more
core   +1 more source

A systematic review and meta-analysis evaluating the success of different protective liners after performing selective caries removal

open access: yesBiomaterial Investigations in Dentistry
Aim: This systematic review appraised clinical trials that evaluated the efficacy of various protective liners on preserving pulp vitality after selective caries removal.
Vaishnavi Patankar   +4 more
doaj   +1 more source

Précisions cristallographiques sur quelques silicates minéraux alsaciens

open access: yes, 1936
Ungemach H. Précisions cristallographiques sur quelques silicates minéraux alsaciens. In: Bulletin du Service de la carte géologique d'Alsace et de Lorraine, tome 3, 1936. pp.
H. Ungemach, Ungemach, H.
core   +1 more source

Propriétés de surface des alumino-silicates

open access: yes, 1957
Fripiat José Jean. Propriétés de surface des alumino-silicates. In: Bulletin du Groupe français des argiles. Tome 9, nouvelle série n°4, 1957. pp.
Fripiat, José Jean
core   +1 more source

29Si NMR chemical shifts in silicates

open access: yes, 1991
29Si chemical shifts in a wide variety of silicates in crystalline, glassy and gel states have been related to a parameter, P, which takes into account the electronegativity and the structural description of the silicate units as well as the ionic ...
S. Prabakar   +8 more
core   +1 more source

Dummy molecularly imprinted mesoporous silicates for selective adsorption of 2-naphthol

open access: yes, 2015
Dummy molecularly imprinted mesoporous silicates (MIMS-2) were made by co-condensation of tetraethyl orthosilicate (TEOS) with precursors of bi-functional mimic of 2-naphthol, 2,7-dihydroxynaphthalene, around triblock copolymer surfactant Pluronic (P123)
Li, Yunping   +6 more
core   +1 more source

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