Results 51 to 60 of about 11,045 (163)

Research Progress on Solar Energy Storage and Conversion Technologies for Sustainable Development: Prospects, Challenges, and Future Outlooks

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 10, October 2026.
This review focuses on the potential of solar energy and major solar energy storage technologies and provides a comparative assessment of their thermodynamic performance, storage density, efficiency, operating conditions, technological maturity, and application suitability.
Md. Golam Kibria   +6 more
wiley   +1 more source

Some electrochemical aspects of the Becher process [PDF]

open access: yes, 1997
The Becher process is used to upgrade ilmenite (~60% TiO2) to synthetic rutile (92-95% TiO2). Reduced ilmenite (FeTiO2) is an intermediate mineral product and the industrial process whereby metallic iron is corroded from the TiO2 matrix (leaving ...
Marinovich, Yadran
core  

Magnetic clusters in ilmenite-hematite solid solutions [PDF]

open access: yes, 2010
We report the use of high-field 57Fe Mössbauer spectroscopy to resolve the magnetic ordering of ilmenite-hematite [xFeTiO3−(1−x)Fe2O3] solid solutions with x>0.5.
C. Frandsen   +9 more
core   +1 more source

Ore content of the Marianivka zircon-ilmenite placer

open access: yesМінеральні ресурси України
Brief information on the ore-bearing potential of the Marianivka zircon-ilmenite placer, located in the Zhytomyr district of the Zhytomyr region, is provided.
M. S. Kovalchuk   +2 more
doaj   +1 more source

Investigations using potentiodynamic polarization measurements, cure durability, ultra violet immovability and abrasion resistance of polyamine cured ilmenite epoxy coating for oil and gas storage steel tanks in petroleum sector

open access: yesEgyptian Journal of Petroleum, 2018
To uphold the corrosion protection of oil and gas steel tanks in petroleum sector, different high build epoxy coating formulations cured by polyamine hardener were modified by incorporation various concentrations of processed micro-sized ilmenite ...
A.M. Al-Sabagh   +5 more
doaj   +1 more source

OIB‐Type Garnet Amphibolites From the Xuerongzangbu Area, Central Lhasa Terrane, Tibet: Implications for Songduo Paleo‐Tethys Ocean Evolution and Permian Mantle Activity Along North Gondwana

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 10, October 2026.
Abstract Whether the Songduo metamorphic belt represents an in situ Paleo‐Tethyan suture within the Lhasa Terrane or far‐traveled allochthonous high‐pressure slices, and how Permian mantle activity along the North Gondwana margin relates to subsequent Tethyan evolution, remain central questions in Tibetan tectonics.
Yuan‐Bo Ma   +9 more
wiley   +1 more source

Influence of redox pretreatment on the pulverization of panzhihua ilmenite during hydrochloric acid leaching

open access: yes, 2015
The influence of oxidation-reduction (redox) pretreatment on the pulverization of Panzhihua ilmenite during hydrochloric acid leaching to obtain synthetic rutile was investigated in detail. We observed the dissociation of incompact TiO2 products formed
Li, Hongzhong   +3 more
core   +1 more source

Surface modification and column flotation of a massive Ilmenite ore

open access: yes, 2002
The main problems with ilmenite flotation in impeller-type flotation machines are the poor flotation behaviour of ilmenite and the negative effect of slimes. These cause high ilmenite losses in tailings even when a large dosage of fatty acid and fuel oil
Fan, Xianfeng, Rowson, Neil
core   +6 more sources

Multiple Subduction–Exhumation Cycles and Episodic Hydration–Metasomatism of an Oceanic Eclogite Block: Implications for Thermal Structure Evolution and Mass Transfer at the Subduction Interface

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 10, October 2026.
Abstract The rarity of natural rocks that specifically record the physicochemical conditions of the subduction interface strongly hampers pertinent studies on metamorphic trajectories of high‐pressure (HP) rocks and related fluid–rock interactions. This study examines an oceanic eclogite block from the Huwan shear zone in the Hong'an orogen.
Dadi Cao   +4 more
wiley   +1 more source

UV–Vis–NIR Reflectance Spectra of Ilmenite Mixtures: Implications for Estimation of TiO2 Content in Lunar Mare Regions

open access: yesThe Planetary Science Journal
We performed spectral measurements on mixtures of ilmenite powder (
Moe Matsuoka, Satoru Yamamoto
doaj   +1 more source

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