Results 171 to 180 of about 2,013,805 (269)

Geochemical and Geological Investigation of Skarn‐Type Pb–Zn Mineralization in Hastanetepe (Balya‐Balıkesir, Türkiye): An Approach Based on Fluid Inclusions, Sulphur Isotopes and Geochemical Data

open access: yesGeological Journal, Volume 61, Issue 9, Page 2940-2957, September 2026.
Integrated petrographic, mineralogical and geochemical data from the Hastanetepe Pb–Zn deposit (Balya, Türkiye) reveal multi‐stage hydrothermal alteration and a magmatic sulphur source. Fluid inclusion and sulphur isotope results indicate a complex fluid evolution responsible for skarn‐type Pb–Zn mineralization along limestone–dacite contacts ...
Esra Ünal‐Çakır
wiley   +1 more source

Iron‐Based Catalysts on Tailored Alumina Supports for COx‐Free Methane Decomposition to H2 and Carbon

open access: yesChemistryOpen, Volume 15, Issue 9, September 2026.
Fe‐10ZrAl catalyst enables catalytic methane decomposition into COx‐free H2 and solid carbon. ZrO2‐modified alumina improves Fe particle stabilization, reducibility, and carbon growth behavior, giving the best performance among the tested catalysts with 76.5% CH4 conversion and 74.1% H2 yield at 800 °C.
Hajer S. Alturki   +10 more
wiley   +1 more source

‘The big chunky belemnite’: a new relict megateuthidid from the Oxfordian (Late Jurassic) of Wyoming, USA, and its place in the evolutionary history of the group

open access: yesPapers in Palaeontology, Volume 12, Issue 5, September/October 2026.
Abstract We describe and discuss two finds of large and untypical belemnite rostra originating from the upper part of the Sundance Formation (Oxfordian) of Wyoming, USA. With a diameter reaching c. 60 mm at the anterior end, these rostra are the thickest known for belemnites so far.
Alexey P. Ippolitov   +3 more
wiley   +1 more source

Analysis of the impact of CO<sub>2</sub> injection on fracturing fluid flowback in shale gas wells. [PDF]

open access: yesSci Rep
Kong C   +10 more
europepmc   +1 more source

Coal Mine Wastewater as a Secondary Resource: Advances in Treatment and Value Recovery Technologies

open access: yesEnvironmental Quality Management, Volume 36, Issue 3, September 2026.
ABSTRACT Coal mine wastewater, which has historically been considered an environmental problem, is becoming more widely recognized as a secondary resource with substantial value recovery potential. Nevertheless, recent progress demonstrates that this wastewater could be converted into highly useful, industrially available pigments (like iron oxides) by
Mokgadi G. Rapeta   +3 more
wiley   +1 more source

Geophysical Investigation of a Thermal Field in Abu Dhabi, United Arab Emirates

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract In the Abu Dhabi Emirate, near Madinat Zayed and Liwa, studies have identified high geothermal gradients and high‐heat‐flow areas. Assessing the geothermal potential in this region requires a detailed mapping of subsurface geological formations and their thermal properties.
Hakim Saibi   +3 more
wiley   +1 more source

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