Results 21 to 30 of about 288,609 (243)

Investigation of the Optimum Clocking Position in a Two-Stage Axial Turbine

open access: yesInternational Journal of Rotating Machinery, 2005
A frozen rotor approach in a steady calculation and a sliding mesh approach in an unsteady simulation are performed in a stator clocking investigation.
Dieter Bohn   +2 more
doaj   +1 more source

Comparative performance of activated sludge and aerobic granular sludge sequencing batch reactors for removing metalloid SeIV/VI oxyanions

open access: yesJournal of Hazardous Materials Letters, 2021
Biotransformation of soluble selenite (SeIV) and selenate (SeVI) to biomass-associated Se0 (Bio-Se) provides a solution for mitigating Se pollution coupled to securing scarce element.
M. Sarvajith, Y.V. Nancharaiah
doaj   +1 more source

Per una pedagogia del soggetto: la centralità della persona negli interventi educativi

open access: yesRicerca Psicoanalitica, 2022
Il presente articolo propone ed espone un punto di vista professionale sul sapere e sulle pratiche pedagogiche contemporanee, soffermandosi in particolare sulla centralità dei soggetti in educazione.
Stefano Manici
doaj   +1 more source

An Innovative Heating, Ventilation, Air Conditioning and Refrigeration Circular Economy System for Reducing Carbon Dioxide Emissions in Europe via Extensive Reuse of Existing Fluorinated Gases

open access: yesEnergies, 2023
Reducing emissions from fluorinated gases (F-gases) is considered one of the key conditions for the European Union (EU) to be able to meet the requirements of the European Green Deal, primary objectives of which are the reduction in greenhouse gas ...
Nikolaos Barmparitsas   +4 more
doaj   +1 more source

Connecting micro- and macroscopic variables in the design of a granular stirrer using simulations

open access: yesFrontiers in Soft Matter, 2023
Predicting the mixing or segregation of granular of dense materials is difficult due to their athermal nature and lack of general theories. The goal of this research is to improve the design (diameter of the cylinder) and operation (rotational frequency ...
Roberto Arévalo, Roberto Arévalo
doaj   +1 more source

Simplified method for calculating SNCR system efficiency

open access: yesE3S Web of Conferences, 2017
SNCR (Selective Non-Catalytic Reduction) technology is aimed at reducing NOx emissions. SNCR efficiency is appropriately high only for the reaction temperature range called ‘the SNCR temperature window’.
Pronobis Marek   +3 more
doaj   +1 more source

Influence of complexing agents in redox behaviour of Sb on gold surface

open access: yesChemical Physics Impact
Electrochemical redox behaviour of Antimony (Sb) in Nitrilotriacetic acid (NTA) and Tartaric acid (TA) was investigated, owing to its relevance in nuclear, semiconducting and catalysis industry.
Rajini P Antony   +4 more
doaj   +1 more source

Embracing Reflection and Reflective Practices by Medical Professionals: A Narrative Inquiry

open access: yesInternational Journal of Multidisciplinary Educational Research and Innovation
Reflection is widely acknowledged to play a crucial role in enhancing the competence of medical professionals. Developed countries have given importance to implementing reflective practices for professional development.
Priska Bastola   +2 more
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Steam engine parts lists and descriptions, 2004

open access: yes, 2004
Historic Steam Models Working Masterpieces in ...
Steam Models Co
core   +2 more sources

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