Results 181 to 190 of about 9,791 (334)

Taming harmful bursts and heat flux in high-confinement tokamak plasmas. [PDF]

open access: yesNat Commun
Hu QM   +31 more
europepmc   +1 more source

Precipitation of niobic acid from potassium niobate in sulphuric acid solution: A route to niobium oxide

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Graphical abstract illustrating the niobic acid precipitation process applied and the product obtained. Abstract This study investigates the precipitation of niobic acid (Nb2O5.nH2O) from potassium niobate solution with addition of sulphuric acid, and its subsequent thermal conversion into niobium oxide (Nb2O5). Thermodynamic modelling with PHREEQC and
Cássia R. Souza   +4 more
wiley   +1 more source

Floating zone growth of high-purity MgO substrate single crystals. [PDF]

open access: yesActa Crystallogr B Struct Sci Cryst Eng Mater
Guguschev C   +7 more
europepmc   +1 more source

Antisolvent crystallization of lithium hydroxide monohydrate: Significant factors and kinetics analysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Crystallization is the final stage in lithium hydroxide monohydrate (LiOH · H2O) production, and antisolvent crystallization offers a lower‐energy route compared with evaporative methods. In this study, we investigated bench‐scale ethanol‐based antisolvent crystallization of LiOH · H2O, and identified the significant impact parameter via a ...
Chentao He, Liuyin Xia
wiley   +1 more source

Impact of Ferric and Ferrous Iron on the Crystallization of Rare Earth Sulphate Hydrates. [PDF]

open access: yesChemSusChem
Pawar N   +5 more
europepmc   +1 more source

Box–Behnken optimization and ANN‐ANFIS integrated modelling for transesterification using thermally activated basic oxygen furnace slag catalyst

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Global energy demand and environmental concerns have intensified the search for renewable and sustainable energy sources. This study thus, focuses on optimizing the transesterification process of waste cooking oil (WCO) using thermally activated basic oxygen furnace slag catalyst calcined at 850°C (BOF 850). The optimization and modelling were
Johra S. Ali, Hillary L. Rutto
wiley   +1 more source

Surface heat flux feedback controlled impurity seeding experiments with Alcator C-Mod’s high-Zvertical target plate divertor: performance, limitations and implications for fusion power reactors

open access: green, 2017
D. Brunner   +11 more
openalex   +2 more sources

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