Results 81 to 90 of about 10,162 (248)

Apatite Textures, Elemental and Isotopic Compositions Unmask the Homogenizing Process in Silicic Magma Chambers

open access: yesGeophysical Research Letters
Silicic magmas are the most viscous of all magmas, however some granitic plutons display remarkably homogeneous compositions, which contradicts the hypothesis that mechanical mixing is the main homogenizing process in the magma chamber. Thus much remains
Jian Xu   +5 more
doaj   +1 more source

Microtextural characterisation of the Lower Zone in the western limb of the Bushveld Complex, South Africa: evidence for extensive melt migration within a sill complex [PDF]

open access: yes, 2017
The Lower Zone of the Bushveld Complex comprises an up to 2-km-thick package of different ultramafic rock types with an approx. 90-cm-thick, sulphide-bearing noritic interval that occurs in the western and eastern limbs.
Karykowski, Bartosz, Maier, Wolfgang
core   +2 more sources

Timescales of storage and recycling of crystal mush at Krafla Volcano, Iceland [PDF]

open access: yesContributions to Mineralogy and Petrology, 2016
Processes in upper-crustal magma reservoirs such as recharge, magma mixing, recycling of previously crystallized material, and eruption affect both the physical state and the chemical composition of magmas. A growing body of evidence shows that crystals in intermediate or silicic volcanic rocks preserve records of these processes that may be obscured ...
Cooper, Kari M.   +3 more
openaire   +3 more sources

Influence of Botanical Origin on the Optical, Surface, and Nanomechanical Properties of Nanocellulose‐Based Films: A Comparative Study

open access: yesJournal of Applied Polymer Science, EarlyView.
Schematic representation of the processing and multiscale characterization of nanocellulose films from different botanical sources. ABSTRACT Although the influence of botanical origin on nanocellulose properties is well recognized, an integrated multiscale framework linking chemical composition, fractal surface descriptors, and nanomechanical behavior ...
Márcia da Silva Costa   +9 more
wiley   +1 more source

A Pyroxenic View on Magma Hybridization and Crystallization at Popocatépetl Volcano, Mexico

open access: yesFrontiers in Earth Science, 2020
The Popocatépetl Volcanic Complex (PVC) is an active arc volcano located in central Mexico, 70 km southeast of Mexico City. Current models of the PVC’s plumbing system and magma petrogenesis are largely based on studies of isolated Plinian eruptions over
Martin F. Mangler   +7 more
doaj   +1 more source

Neuronal differentiation and tissue engineering strategies for central neurous system injury repair

open access: yesBMEMat, EarlyView.
This review outlines tissue engineering advances for central nervous system (CNS) injury treatment, focusing on three core components: seed cells, inductive factors, and scaffold materials, with evaluation of their respective strengths and limitations. Tissue engineering for CNS injury repair.
Zhuqing Xia   +9 more
wiley   +1 more source

Time-window into the transcrustal plumbing system dynamics of Dominica (Lesser Antilles)

open access: yesScientific Reports, 2021
Dominica, one of the most magmatically active islands of the Lesser Antilles through its four active volcanoes, is likely host under its central part, below Morne Trois Pitons–Micotrin, to a well-established transcrustal mush system.
Lea Ostorero   +5 more
doaj   +1 more source

Petrological Constraints on the Recycling of Mafic Crystal Mushes and Intrusion of Braided Sills in the Torres del Paine Mafic Complex (Patagonia) [PDF]

open access: yes, 2017
Cumulate and crystal mush disruption and reactivation are difficult to recognize in coarse-grained, shallow plutonic rocks. Mafic minerals included in hornblende and zoned plagioclase provide snapshots of early crystallization and cumulate formation, but
Baumgartner, L. P.   +3 more
core  

Targeting neutrophil extracellular traps in metabolic and immune niche: Nanomaterials for diabetes tissue regeneration

open access: yesBMEMat, EarlyView.
The effects of NETs on regeneration of various diabetic tissues, and strategies targeting NETs for diabetes tissue regeneration. In the diabetic environment, NETs undergo complex metabolic and immune reprogramming, leading to dynamic changes in antibacterial and proinflammatory functions, and affecting regeneration of multiple systemic tissues.
Xinyi Jiang   +6 more
wiley   +1 more source

Atomically precise metal cluster enzymes for pathological tissue regeneration

open access: yesBMEMat, EarlyView.
Schematic illustration of atomically precise metal cluster enzymes (MCEs) for pathological tissue regeneration. Atomically precise MCEs can modulate biological processes, such as attenuation of inflammatory responses, eradication of bacterial pathogens, regulation of angiogenesis, and promotion of cell development.
Ziqiang Xiong   +11 more
wiley   +1 more source

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