Results 51 to 60 of about 34,245 (281)

Synthesis and Characterisation of iron doped manganese oxides for thermal energy storage

open access: yesResults in Chemistry
Iron-doped manganese oxides were synthesized using a co-precipitation method and thermodynamically characterized to demonstrate their potential as a thermochemical energy storage medium.
Joseph Pandeinge Mwatukange   +2 more
doaj   +1 more source

Investigating Unipolar Switching in Niobium Oxide Resistive Switches: Correlating Quantized Conductance and Mechanism [PDF]

open access: yes, 2018
Memory devices based on resistive switching (RS) have not been fully realised due to lack of understanding of the underlying switching mechanisms. Nature of ion transport responsible for switching and growth of conducting filament in transition metal ...
Deswal, Sweety   +2 more
core   +2 more sources

Emerging Materials and Future Strategies for Solid Oxide Electrochemical Cells

open access: yesAdvanced Energy Materials, EarlyView.
Solid oxide electrochemical cells operate under strongly coupled electrochemical and thermodynamic conditions, where performance is constrained by interactions among crystal structure, defect chemistry, and interfacial evolution. This review, based on a structure‐defect‐property‐durability framework, reveals the roles of lattice symmetry and defect ...
Qiuchun Lu   +4 more
wiley   +1 more source

Bunsen section thermodynamic model for hydrogen production by the sulfur-Iodine cycle [PDF]

open access: yes, 2009
A model for the Bunsen section of the Sulfur – Iodine thermo-chemical cycle is proposed, where sulfur dioxide reacts with excess water and iodine to produce two demixing liquid aqueous phases (H2SO4 rich and HI rich) in equilibrium.
Baudouin, Olivier   +7 more
core   +2 more sources

Challenges and enablers in fluidization technology

open access: yesAIChE Journal, EarlyView.
Abstract Gas–solid fluidized beds provide excellent heat and mass transfer for high‐throughput operations from coating to catalytic conversion and underpin emerging low‐carbon technologies. Yet industrial reliability, scale‐up, and control lag scientific understanding, particularly as finer, stickier, and more variable feedstocks increasingly challenge
J. Ruud van Ommen, Jia Wei Chew
wiley   +1 more source

Dysprosium Oxide-Supported CaO for Thermochemical Energy Storage

open access: yesFrontiers in Materials, 2021
A novel CaO-based material supported with Ca3Al2O6 and Dy2O3 was found to show excellent performance as a thermochemical energy storage material for use in solar thermal power plants.
Larissa Fedunik-Hofman   +5 more
doaj   +1 more source

Computer Aided Aroma Design. I. Molecular knowledge framework [PDF]

open access: yes, 2008
Computer Aided Aroma Design (CAAD) is likely to become a hot issue as the REACH EC document targets many aroma compounds to require substitution. The two crucial steps in CAMD are the generation of candidate molecules and the estimation of properties ...
Floquet, Pascal   +5 more
core   +3 more sources

Perimeter‐intensified inverse Zr‐Co oxygen carrier for biomass chemical‐looping gasification with high CO selectivity

open access: yesAIChE Journal, EarlyView.
Abstract Chemical‐looping gasification (CLG) offers a promising route for renewable biomass valorization, yet conventional oxygen carrier regeneration with O₂/H₂O is energy‐intensive and often produces low‐quality syngas. Here, we develop an inverse ZrO2/Co3O4 oxygen carrier that enables selective biochar oxidation and efficient lattice‐oxygen transfer
Junling Gao   +9 more
wiley   +1 more source

Implementation and application of adaptive mesh refinement for thermochemical mantle convection studies [PDF]

open access: yes, 2011
Numerical modeling of mantle convection is challenging. Owing to the multiscale nature of mantle dynamics, high resolution is often required in localized regions, with coarser resolution being sufficient elsewhere.
Leng, Wei, Zhong, Shijie
core  

Redox Oxides for Thermochemical Energy Storage

open access: yes, 2019
Solar energy presents enormous potential to spearhead the fight against climate change. However, due to its intrinsic intermittent character it requires an energy storage media for fully exploiting its potential. Although there are several competing and partially complementary technologies for achieving that goal, thermochemical processes are becoming ...
Carrillo, Alfonso J.   +2 more
openaire   +2 more sources

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