Results 81 to 90 of about 817,623 (294)

Permeability heterogeneity and bulk linear elasticity of displaced clay suspensions determine interfacial pattern morphologies in Hele–Shaw experiments

open access: yesNew Journal of Physics
When a less viscous Newtonian fluid displaces an aging aqueous clay suspension in a confined space, a rich array of interfacial patterns emerges due to a predominantly viscous instability.
Vaibhav Raj Singh Parmar   +1 more
doaj   +1 more source

The axonal actin-spectrin lattice acts as a tension buffering shock absorber

open access: yeseLife, 2020
Axons span extreme distances and are subject to significant stretch deformations during limb movements or sudden head movements, especially during impacts.
Sushil Dubey   +6 more
doaj   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

Observation of effects of inter-atomic interaction on Autler–Townes splitting in cold Rydberg atoms

open access: yesNew Journal of Physics
We demonstrate the effect of inter-atomic interaction in highly excited Rydberg atoms via Autler–Townes (AT) splitting in cold atoms. We measure the AT splitting of the $\{5S_{1/2}, F = 2\} \rightarrow \{5P_{3/2}, F^{^{\prime}} = 3\}$ transition of ^87 ...
Silpa Baburaj Sheela   +5 more
doaj   +1 more source

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

open access: yesAdvanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari   +4 more
wiley   +1 more source

Recent advances in luminescent chemosensors for sensitive and selective detection of heavy metal ions in aqueous environments

open access: yesDiscover Sensors
The detection of heavy metal ions in aqueous environments is of critical importance due to their pronounced toxicity and environmental persistence. Luminescent chemosensors have emerged as powerful analytical tools owing to their high sensitivity, rapid ...
Tomeshwar Prasad   +2 more
doaj   +1 more source

Removal of Chromium from Aqueous System Using Nanocellulose Prepared from Defoliated Terminalia Catappa Leaves

open access: yesApplied Environmental Research
Nanocellulose is considered as a sustainable and renewable nanomaterial due to its abundant availability, biodegradability and biocompatibility characteristics. The study demonstrates the synthesis of nanocellulose from defoliated leaves of the Tropical
Lopamudra Digal, Jayashree Mohanty
doaj   +1 more source

Stability and Raman analysis of 1D carbon-boron nitride van der Waals heterostructure [PDF]

open access: yesE3S Web of Conferences
In this work, we investigate the one dimensional van der Waals heterostructures formed by single-walled carbon nanotubes (SWCNTs) trapped inside single-walled boron nitride nanotubes (SWBNNTs) by a combination of molecular dynamics, the bond ...
El Bouayadi O.   +6 more
doaj   +1 more source

Raman Microscopy at the Organic–Inorganic Interfaces in Human Calcified Aortic Valves Shows the Co‐Existence of Whitlockite Crystals and Carbonated Hydroxyapatite‐Mineralized Collagen Fibrils

open access: yesAdvanced Functional Materials, EarlyView.
This study advances our understanding of aortic valve stenosis by capturing spatially resolved chemical and structural changes at the nanoscale. The findings highlight the potential of combined Raman and electron microscopy for understanding calcification mechanisms across diverse tissue types.
Robin H. M. Van der Meijden   +11 more
wiley   +1 more source

Spatiotemporal variations in the ambient air quality index of Bilaspur district of central India

open access: yesDiscover Atmosphere
This study evaluates the seasonal variability of the Air Quality Index (AQI) across four ambient air quality monitoring sites in the Bilaspur district of Chhattisgarh, India, Bilaspur City (AS1), Masturi (AS2), Takhatpur (AS3), and Sipat (AS4), during ...
Neeta Mishra   +2 more
doaj   +1 more source

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