Results 161 to 170 of about 32,226 (269)

3D Ordered Macroporous Mn, Zr-Doped CaCO3 Nanomaterials for Stable Thermochemical Energy Storage. [PDF]

open access: yesAdv Sci (Weinh)
Li H   +10 more
europepmc   +1 more source

Techno‐Economic Analysis of Solar‐Wind Hybrid Systems for Green Hydrogen Production in South Africa, KwaZulu‐Natal Province

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 701-720, February 2026.
ABSTRACT Rising global energy demand and the climate crisis have intensified the pursuit of renewable energy, with green hydrogen emerging as a key alternative to fossil fuels. South Africa, heavily reliant on coal‐based energy, faces pressure to decarbonize and transition to a green economy.
Sandile Mtolo   +4 more
wiley   +1 more source

Status of the DOE (STOR)-sponsored national program on hydrogen production from water via thermochemical cycles [PDF]

open access: yes
The program structure is presented. The activities of the thermochemical cycles program are grouped according to the following categories: (1) specific cycle development, (2) support research and technology, (3) cycle evaluation. Specific objectives and
Baker, C. E.
core   +1 more source

Enhanced Hydrogenation of Cyclohexanone: A Multi‐Scale Investigation Into Noncatalytic and Catalytic Pathways Towards Sustainable Conversion

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 808-830, February 2026.
ABSTRACT The selective hydrogenation of oxygenated compounds is crucial for the conversion of biocrude into platform chemicals. However, the presence of stable oxygenated species, cyclohexanone, in biocrude limits possess a challenge for easy conversion process.
Ishaq Kariim   +4 more
wiley   +1 more source

Potential structural material problems in a hydrogen energy system [PDF]

open access: yes
Potential structural material problems that may be encountered in the three components of a hydrogen energy system - production, transmission/storage, and utilization - were identified.
Gray, H. R.   +5 more
core   +1 more source

Determination and Validation of Standard Enthalpies of Formation and Sublimation of Potassium Salts Using Solution Calorimetry and Quantum‐Chemical Calculations

open access: yesChemistryOpen, Volume 15, Issue 2, February 2026.
The graphical abstract is structured into three horizontal sections, each presenting a key concept on the left and a corresponding molecular‐scale illustration on the right. The top section shows crystal lattice models of potassium salts and conveys the solid‐state structural motifs underlying the computational approach. The middle section presents the
Zohreh Amanollahi   +4 more
wiley   +1 more source

Temporal Changes in Europa's Ice Shell Thickness: Insights From Models of Convection

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 2, February 2026.
Abstract Europa is characterized by a thin ice Ih shell overlying a subsurface ocean and a large solid core. Estimates of the outer ice shell's thickness range from a few kilometers to several tens of kilometers, with strong implications for Europa's thermal and geological history.
Ji‐Ching Chen   +2 more
wiley   +1 more source

Coupled Experimental Study and Thermodynamic Modeling of GeO2 and GeO2–CaO and GeO2–SiO2 Binary Systems

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 2, February 2026.
ABSTRACT The phase diagram of the GeO2–CaO system was investigated using differential thermal–thermogravimetric analysis and the equilibration–quenching technique, followed by electron probe microanalysis and X‐ray diffraction. The Ca2Ge7O16 compound was confirmed to be stable, and a eutectic reaction of L → GeO2(hex) + Ca2Ge7O16 was identified in the ...
Saleh Rasouli‐Jouryabi   +1 more
wiley   +1 more source

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