Results 21 to 30 of about 359,095 (284)

Co-Torrefaction Progress of Biomass Residue/Waste Obtained for High-Value Bio-Solid Products

open access: yesEnergies, 2022
The co-torrefaction of several biomasses may be a viable solution in the study area, as it produces biofuels and addresses waste-treatment concerns. This review evaluates biomass through ultimate, proximate, and FTIR analyses, and the mechanism of the co-
Abdul Waheed   +2 more
doaj   +1 more source

Temperature, inocula and substrate: contrasting electroactive consortia, diversity and performance in microbial fuel cells [PDF]

open access: yes, 2018
The factors that affect microbial community assembly and its effects on the performance of bioelectrochemical systems are poorly understood. Sixteen microbial fuel cell (MFC) reactors were set up to test the importance of inoculum, temperature and ...
Curtis, T.P.   +5 more
core   +2 more sources

Design of vortex-based cavitation devices/reactors: Influence of aspect ratio, number of inlets and shape

open access: yesUltrasonics Sonochemistry, 2023
Vortex-based hydrodynamic cavitation devices are being used in a wide range of applications. However, adequate information on the design of such devices is not available.
Amol Gode, Ketan Madane, Vivek V. Ranade
doaj   +1 more source

Monolitni katalizatori i reaktori: osnovne značajke, priprava i primjena (Monolith catalysts and reactors: preparation and applications) [PDF]

open access: yesKemija u Industriji, 2004
Monolithic (honeycomb) catalysts are continuous unitary structures containing many narrow, parallel and usually straight channels (or passages). Catalytically active components are dispersed uniformly over the whole porous ceramic monolith structure (so ...
Tomašić, V.
doaj  

Neutron capture cross section and capture gamma-ray spectra of 138Ba in the keV-neutron energy region

open access: yesEPJ Web of Conferences, 2015
The neutron capture cross sections and the capture γ-ray spectra of 138Ba were measured in the astrophysically important energy region. Measurements were made at neutron energies from 15 to 80 keV.
Katabuchi T.   +4 more
doaj   +1 more source

Chemical Looping Combustion: A Brief Overview

open access: yesEnergies, 2022
The current development of chemical looping combustion (CLC) technology is presented in this paper. This technique of energy conversion enables burning of hydrocarbon fuels with dramatically reduced CO2 emission into the atmosphere, since the inherent ...
Tomasz Czakiert   +3 more
doaj   +1 more source

Interfacial Heat Transfer of Condensation Bubble with Consideration of Bubble Number Distribution in Subcooled Flow Boiling

open access: yesJournal of Thermal Science and Technology, 2013
For predicting the void fraction distribution in subcooled flow boiling, it is necessary to measure the interfacial heat transfer coefficient—which determines the amount of condensation rate of vapor bubble—with high accuracy.
Noriaki INABA   +2 more
doaj   +1 more source

REACTOR PERFORMANCE IMPROVEMENT OPTIONS TO SUSTAIN HIGH FLUX ISOTOPE REACTOR LEADERSHIP INTO THE FUTURE* [PDF]

open access: yesEPJ Web of Conferences, 2021
The mission of the Neutron Sciences Directorate (NScD) at the U.S. Department of Energy’s Oak Ridge National Laboratory (ORNL) is the undertaking of high-impact research into the structure and properties of materials across the spectrum of biology ...
Chandler D., Betzler B. R., Cook D. H.
doaj   +1 more source

Neutron capture cross section and capture gamma-ray spectra of 89Y

open access: yesEPJ Web of Conferences, 2016
The neutron capture cross section of 89Y was measured by the time-of-flight method in an energy range from 15 to 100 keV. A pulse-height weighting technique was applied to derive the capture yield.
Katabuchi Tatsuya   +7 more
doaj   +1 more source

Heat transfer deterioration mechanism for water at supercritical pressure

open access: yesInternational Journal of Thermofluids, 2020
Heat transfer deterioration (HTD) phenomena in supercritical water is one of the most thermal hydraulic critical issues for supercritical reactors. The onset of heat transfer deterioration and bouncy effect have been studied in details, however limited ...
Salah El-Din El-Morshedy   +3 more
doaj   +1 more source

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