Results 91 to 100 of about 3,592,155 (283)

Defect‐Templated Phase Engineering in Atomically Thin Metals

open access: yesAdvanced Materials, EarlyView.
Graphene defects are transformed from passive imperfections into programmable templates for phase‐selective growth of atomically thin silver. Plasma‐generated boundary defects favor Ag(1), whereas sp3‐rich zero‐layer graphene promotes Ag(2). This defect‐directed intercalation links local graphene chemistry to crystalline phase, electronic structure ...
Arpit Jain   +25 more
wiley   +1 more source

Diffuse molecular clouds and the molecular interstellar medium from (13)CO observations of M33

open access: yesThe Astrophysical Journal, 1994
16 pages + 9 figures, uuencoded compressed postscript ...
Wilson, C. D., Walker, C. E.
openaire   +2 more sources

Hierarchical Flexible Ceramic Nanofiber Membrane for Simultaneous Membrane Distillation and Photocatalytic Hydrogen Evolution

open access: yesAdvanced Materials, EarlyView.
A hierarchical flexible ceramic nanofiber membrane integrates a La‐stabilized ZrO2 scaffold with superhydrophobic UiO‐66‐NH2/CdS heterojunctions. The gas–liquid–solid interfacial architecture sustains vapor‐selective desalination, visible‐light charge separation, and rapid H2 extraction, enabling simultaneous freshwater production and photocatalytic ...
Pengfei Lin   +9 more
wiley   +1 more source

Full-sky Models of Galactic Microwave Emission and Polarization at Subarcminute Scales for the Python Sky Model

open access: yesThe Astrophysical Journal
Polarized foreground emission from the Galaxy is one of the biggest challenges facing current and upcoming cosmic microwave background (CMB) polarization experiments.
The Pan-Experiment Galactic Science Group   +17 more
doaj   +1 more source

Ultrathin Tropical Tropopause Clouds (UTTCs) : I. Cloud morphology and occurrence [PDF]

open access: yes, 2003
Subvisible cirrus clouds (SVCs) may contribute to dehydration close to the tropical tropopause. The higher and colder SVCs and the larger their ice crystals, the more likely they represent the last efficient point of contact of the gas phase with the ice
V. A. Yushkov   +91 more
core   +2 more sources

Imide Substitution Drives the Supramolecular Assembly of Perylene Diimide Into Laterally Modulated Metallic/Semiconducting Molecular Patterns

open access: yesAdvanced Materials Interfaces, EarlyView.
Imide substitution with bulky 2,6‐isopropylphenyl groups induces perylene diimide to self‐assemble on Ag(111) into a monolayer with two coexisting adsorption heights. Molecules closer to the substrate gain metallic character due to charge transfer from the metal, while farther ones remain decoupled and semiconducting.
Giacomo Agnesod   +12 more
wiley   +1 more source

A cationic carrier for the diffuse interstellar band at 862.1 nm: Evidence of the skin effect in nearby diffuse to translucent clouds

open access: yesAstronomy & Astrophysics
The tendency of some diffuse interstellar band (DIB) carriers to concentrate in the outer UV-illuminated layers of molecular clouds (MCs), the so-called skin effect, makes their spatial distribution a powerful probe of their physical nature. We leveraged
Zhao H., Li L.
doaj   +1 more source

Advanced MXene‐Based Multifunctional Nanoarchitecture Materials Engineered for Adsorptive Cleanup of Hazardous Radioactive Pollutants: A Comprehensive Critical Review

open access: yesAdvanced Materials Interfaces, EarlyView.
This work critically reviews MXenes as highly effective multifunctional nanomaterials for the adsorption of radio‐contaminants, demonstrating a remarkable adsorption capacity of up to 1376.75 mg/g and cyclic stability of 2–8 cycles, with complexation, electrostatic interactions, and the numerical strength of MXene active sites playing a key operational
Stephen Sunday Emmanuel   +1 more
wiley   +1 more source

Molecular Hydrogen Formation via Vibrational Excitation of Partially Superhydrogenated Pyrenes

open access: yesThe Astrophysical Journal
While polycyclic aromatic hydrocarbons (PAHs) are now accepted to be abundant in interstellar space, the abundance and influence of superhydrogenated PAHs (HPAHs) in the interstellar medium (ISM) are still under investigation.
Frederik Doktor S. Simonsen   +6 more
doaj   +1 more source

UCST‐Driven Shape Morphing in Digital Light Processing 4D‐Printed Hydrogels

open access: yesAdvanced Materials Technologies, EarlyView.
A DLP‐printable UCST hydrogel based on poly(acrylic acid‐co‐acrylamide) enables reversible thermally induced expansion and 4D shape morphing. Rational control of composition, porosity, and multimaterial architecture enables predictable 4D shape morphing through differential swelling and localized actuation, opening new opportunities for high‐resolution
Fato Niang   +2 more
wiley   +1 more source

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