Results 21 to 30 of about 344,482 (299)

Biostimulant Activity of Silicate Compounds and Antagonistic Bacteria on Physiological Growth Enhancement and Resistance of Banana to Fusarium Wilt Disease

open access: yesPlants, 2023
Biostimulants such as silicate (SiO32−) compounds and antagonistic bacteria can alter soil microbial communities and enhance plant resistance to the pathogens and Fusarium oxysporum f. sp.
Md Aiman Takrim Zakaria   +5 more
doaj   +1 more source

Surgical management of an accessory canal in a maxillary premolar: a case report [PDF]

open access: yesRestorative Dentistry & Endodontics, 2019
We report the surgical endodontic treatment of a maxillary first premolar with a lateral lesion that originated from an accessory canal. Although lesions originating from accessory canals frequently heal with simple conventional endodontic therapy, some ...
Hee-Jin Kim   +3 more
doaj   +1 more source

Silicate rock weathering and atmospheric/soil CO2 uptake in the Amazon basin estimated from river water geochemistry: seasonal and spatial variations [PDF]

open access: yes, 2003
Using the data of the CAMREX project (1982–1984) on the water geochemistry of the Amazon river and its main tributaries, it was possible to assess the silicate rock weathering processes and the associated consumption of atmospheric/soil CO2, taking into
Mortatti, Jefferson, Probst, Jean-Luc
core   +2 more sources

Diffusion and Thermal Shock Behaviour of Silicate Dental Ceramics

open access: yesMedžiagotyra, 2023
The purpose of this study is to examine the diffusion and thermal shock behaviour of the alternative dental silicates. The samples derived from BaO-SiO2 system have been produced by melting process and followed by the heat treatment.
Burcu ERTUĞ
doaj   +1 more source

The Relationship between the Optical Depth of the 9.7 micron Silicate Absorption Feature and Infrared Differential Extinction in Dense Clouds [PDF]

open access: yes, 2007
We have examined the relationship between the optical depth of the 9.7 micron silicate absorption feature (tau_9.7) and the near-infrared color excess, E(J-Ks) in the Serpens, Taurus, IC 5146, Chameleon I, Barnard 59, and Barnard 68 dense clouds/cores ...
A. C. A. Boogert   +15 more
core   +3 more sources

9.7 um Silicate Features in AGNs: New Insights into Unification Models [PDF]

open access: yes, 2006
We describe observations of 9.7 um silicate features in 97 AGNs, exhibiting a wide range of AGN types and of X-ray extinction toward the central nuclei.
Antonucci R.   +17 more
core   +1 more source

Neutron diffraction and Raman studies of the incorporation of sulfate in silicate glasses [PDF]

open access: yes, 2020
The oxidation state, coordination and local environment of sulphur in alkali silicate (R2O-SiO2; R= Na, Li) and alkali-alkaline earth silicate (Na2O-MO-SiO2; M= Ca, Ba) glasses have been investigated using neutron diffraction and Raman spectroscopy ...
Barney, Emma   +3 more
core   +2 more sources

Comparative Proteomic Analysis Reveals New Insights Into the Common and Specific Metabolic Regulation of the Diatom Skeletonema dohrnii to the Silicate and Temperature Availability

open access: yesFrontiers in Plant Science, 2020
Silicate (Si) and temperature are essential drivers for diatom growth and development in the ocean. Response of diatoms to these particular stress has been investigated; however, their common and specific responses to regulate intracellular development ...
Satheeswaran Thangaraj   +2 more
doaj   +1 more source

Raman spectroscopic study of the mineral xonotlite Ca6Si6O17(OH)2 - A component of plaster boards [PDF]

open access: yes, 2012
The mineral xonotlite Ca 6Si 6O 17(OH) 2 is a crystalline calcium silicate hydrate which is widely used in plaster boards and in many industrial applications. The structure of xonotlite is best described as having a dreierdoppelketten silicate structure,
Frost, Ray   +3 more
core   +2 more sources

PREPARATION AND INVESTIGATION OF METALLIC SILVER NANOPARTICLES BY ANODIC OXIDATION [PDF]

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2013
The article provides the results of the electrochemical preparation of metallic silver nanoparticles. The process was carried out in distilled water using silver electrodes.
A.V. Shmigel   +3 more
doaj  

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