Results 91 to 100 of about 53,703 (183)

Differential Reservoir-Forming Processes and Genesis of High-Quality Tight Sandstone Reservoirs: A Case Study of the Jurassic Shaximiao Formation in the Sichuan Basin, China

open access: yesApplied Sciences
The genetic mechanism of high-quality reservoirs in the tight sandstone of the Shaximiao Formation, Sichuan Basin, remains poorly understood, hindering effective exploration.
Xiaojuan Wang   +4 more
doaj   +1 more source

Determination of Chlorine Dioxide and Chlorite in Water Supply Systems by Verified Methods

open access: yesSlovak Journal of Civil Engineering, 2014
This work is dedicated to the development and optimization of appropriate analytical methods for the determination of chlorine dioxide and chlorite in drinking water in order to obtain accurate and correct results in the quality control of drinking water.
Tkáčová Jana, Božíková Jarmila
doaj   +1 more source

Turing Instability in a Boundary-fed System [PDF]

open access: yes, 1998
The formation of localized structures in the chlorine dioxide-idodine-malonic acid (CDIMA) reaction-diffusion system is investigated numerically using a realistic model of this system.
A. M. Turing   +29 more
core   +3 more sources

Evolução geoquímica e mineralógica em perfis de alteração sobre rochas serpentinizadas no sudoeste de Minas Gerais Geochemical and mineralogical evolution in alteration profiles on serpentinized rocks in southwestern Minas Gerais, Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2007
Estudou-se a evolução geoquímica e mineralógica em três perfis distintos de alteração de rochas serpentinizadas que ocorrem nas imediações dos municípios de Alpinópolis e Fortaleza de Minas, no sudoeste do Estado de Minas Gerais, sob regimes de umidade e
Pablo Vidal-Torrado   +4 more
doaj   +1 more source

Platinum-group element mineralisation in the Unst ophiolite, Shetland [PDF]

open access: yes, 1984
The ophiolitic basic and ultrabasic rocks of the island of Unst, Shetland comprise a sequence of harzburgites, dunites, clinopyroxene-rich cumulates, and gabbro, within tectonic blocks that have been thrust over a migmatite complex during the Laxer ...
Gunn, A.G., Leake, R.C., Styles, M.T.
core  

On the identification of Ti-Ta-Nb-oxides in “wiikites” from Karelia [PDF]

open access: yes, 2018
Purpose. With respect to the nature of Ti-Ta-Nb-oxides, which are included in the mineral associations that have historically gone by the now outdated name of “wiikites”, there is no unanimity of opinion.
Bogdanov, R   +5 more
core   +1 more source

Clay Reimagined: Phyllosilicates as Future Membrane Technologies

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 3, 3 February 2026.
Recent advancements in membrane technologies based on 2D materials have drawn attention for molecular‐scale separations owing to these materials’ tunable nanoscale interlayer properties. Phyllosilicates, natural and abundant layered clay minerals, have emerged as scalable and cost‐effective candidates.
Min A Kim   +4 more
wiley   +1 more source

A Formable Wood‐Based Phase Change Materials with Enhanced Mechanical Properties and Thermal Efficiency for Smart Building

open access: yesAdvanced Science, Volume 13, Issue 8, 9 February 2026.
A wood‐form‐stable phase change composite featuring a tensile strength of 134.42 MPa, zero leakage under load, and a phase change enthalpy of 94.73 J g−1 is developed through a structural biomimicry and dual‐network reinforcement strategy. With its exceptional shape stability and remarkable phase change performance, this phase change composite is well ...
Ya Zhou   +5 more
wiley   +1 more source

The Rwenzori Mountains, a Paleoproterzoic crustal shear belt crossing the Albertine rift system [PDF]

open access: yes, 2015
This contribution discusses the development of the Paleoproterozoic Buganda-Toro belt in the Rwenzori mountains and its influence on the western part of the East African Rift System in Uganda.
Aanyu, K.   +6 more
core   +1 more source

Differentiating hyperpycnal, hypopycnal and turbidity current deposits in late Quaternary glaciogenic mud

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
X‐ray CT and microscopic analysis of glaciogenic mud provide insight into the deposits of sediment‐laden density flows and reveal that strata comprise two microtextural motifs. The deposits of bottom‐hugging hyperpycnal flows and slope‐failure‐related turbidity currents are characterised by laterally continuous, sharply bounded silt‐rich and clay‐rich ...
Omar N. Al‐Mufti   +3 more
wiley   +1 more source

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