Results 11 to 20 of about 41,527 (247)

The hydrothermal synthesis of hydrotalcite by using different partially soluble and insoluble in water mangesium and aluminium components [PDF]

open access: yesScience of Sintering, 2011
In this work, the influence of different partially soluble and insoluble in water Mg and Al components on the formation of hydrotalcite by using only hydrothermal synthesis was examined.
Bankauskaite A., Baltakys K.
doaj   +1 more source

PENGARUH WAKTU HIDROTERMAL DAN TMAOH DALAM SINTESIS LANGSUNG MCM-41

open access: yesPharmaciana, 2015
The MCM-41processing synthesis with variation time hydrothermal and TMAOH at direct synthesis process has been done. The synthesis of MCM–41 was used templating agents with cetiltrimetilammonium bromide (CTAB).
Mustofa Ahda   +2 more
doaj   +1 more source

Evaluation of Different Bottom-up Routes for the Fabrication of Carbon Dots

open access: yesNanomaterials, 2020
Carbon dots (CDs) are carbon-based nanoparticles with very attractive luminescence features. Furthermore, their synthesis by bottom-up strategies is quite flexible, as tuning the reaction precursors and synthesis procedures can lead to an endless number ...
Diana M. A. Crista   +2 more
doaj   +1 more source

Exploring Hydrothermal Synthesis of SAPO-18 under High Hydrostatic Pressure

open access: yesNanomaterials, 2022
The effect of external hydrostatic pressure on the hydrothermal synthesis of the microporous silicoaluminophosphate SAPO-18 has been explored. The crystallization of the SAPO-18 phase is inhibited at 150 °C under high pressures (200 MPa) when using ...
Raquel Simancas   +9 more
doaj   +1 more source

Preparation and Properties of ZrO2/Mo Alloys

open access: yesHigh Temperature Materials and Processes, 2017
The nano-sized ZrO2 reinforced Mo alloys were prepared by hydrothermal synthesis and subsequent sintering. During preparation, the nano-sized ZrO2 particles were added into the Mo powder via hydrothermal synthesis.
Cui Chaopeng   +5 more
doaj   +1 more source

Facile Synthesis of Nd2Fe14B Hard Magnetic Particles with Microwave-Assisted Hydrothermal Method

open access: yesMolecules, 2023
The synthesis of Nd-Fe-B magnetic powders via chemical techniques presents significant promise, but poses challenges due to their inherent chemical instability.
Ling Wang, Xiaofen Xu
doaj   +1 more source

Tobermorite Synthesis Under Hydrothermal Conditions

open access: yesProcedia Engineering, 2016
Abstract The influence of different hydrothermal conditions and starting materials on a preparation of tobermorite was examined. Tobermorite is a mineral, which, thanks to its composition and properties, is an important phase in aerated concrete and it can be also used as an ion exchanger. Tobermorite crystallizes together with other calcium silicate
Dlabajová, Lucie   +3 more
openaire   +2 more sources

Optimization of Pretreatment and Hydrothermal Process of Na-X Zeolite from Kaolin and Metakaolin

open access: yesJurnal Kimia Valensi, 2019
Synthesis of Na-X zeolite was conducted from kaolin and metakaolin. Synthesis varied in its pretreatment method and hydrothermal conditions. The pretreatment methods used were: conventional alkaline, alkaline fusion and conventional fluoride ...
Hartati Hartati   +3 more
doaj   +1 more source

SINTESIS SILIKA MCM-41 DAN UJI KAPASITAS ADSORPSI TERHADAP METILEN BIRU

open access: yesPharmaciana, 2013
Synthesis of MCM-41 with hydrothermal time variation 18, 24, 36, 48 hours using templating agent cetiltrimetilammonium bromide (CTAB) has been done.
Mustofa Ahda   +2 more
doaj   +1 more source

Decoupled temperature and pressure hydrothermal synthesis of carbon sub-micron spheres from cellulose

open access: yesNature Communications, 2022
Temperature and pressure are typically dependent parameters in hydrothermal processes. Here, authors devise a hydrothermal system that allows independent control of these parameters and realize low-temperature fast synthesis of carbon sub-micron spheres ...
Shijie Yu   +9 more
doaj   +1 more source

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