Results 61 to 70 of about 2,550,084 (285)

Supercritical Fluid Synthesis of Magnetic Hexagonal Nanoplatelets of Magnetite

open access: yesJournal of the American Chemical Society, 2010
A supercritical fluid technique was used to prepare hexagonal nanoplatelets of magnetite. Ferrocene was used as the Fe source, and sc-CO(2) acted as both a solvent and oxygen source in the process. Powder X-ray diffraction, transmission electron microscopy, X-ray photoelectron spectroscopy, and magnetic measurements were used to characterize the ...
Li, Zhonglai   +6 more
openaire   +3 more sources

Toward Pore‐Engineered 3D‐Printed Materials for Sorption Water Harvesting, Interfacial Evaporation, and Radiative Cooling

open access: yesAdvanced Materials, EarlyView.
Water harvesting, radiative cooling, and interfacial solar evaporation are fundamentally governed by coupled heat, mass, and light transport processes. These processes are mediated by pore architecture, including pore size, connectivity, and hierarchical organization.
Dejan J. Trajkovski   +5 more
wiley   +1 more source

Self‐Assembled Silicon@Silica Metasurfaces with High‐Quality Resonances in the Infrared

open access: yesSmall Science
2D assemblies of resonant dielectric particles constitute promising materials for the next generation of photonic devices, thanks to their low optical losses and intense electromagnetic response.
Megan A. Parker   +14 more
doaj   +1 more source

The Synthesis and Characterization of Novel Pd and Cu vic-dioxime precursors for Their Supercritical Deposition on Multiwalled Carbon Nanotubes

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2018
Novel precursors were developed for deposition of Cu and Pd nanoparticles on multiwalled carbon nanotubes for supercritical carbon dioxide deposition technique.
Fatma Ulusal, Bilgehan Güzel
doaj   +1 more source

Controlled Growth of Boron Nitride in Various Phases

open access: yesAdvanced Materials Interfaces, EarlyView.
Phase‐selective boron nitride growth is presented as a unified materials‐design problem across hexagonal, rhombohedral, cubic, and amorphous phases. By linking synthesis routes to thermodynamic stability, kinetic accessibility, surface diffusion, interfacial templating, and energetic activation, this review clarifies how bonding and stacking are ...
Pan Wu   +6 more
wiley   +1 more source

Development and optimisation of supercritical fluid deposition of semiconductor films

open access: yes, 2010
This thesis is concerned with the deposition, and characterisation, of semiconductor thin films and microstructures deposited from a supercritical fluid.
Wilson, James W.
core   +1 more source

Investigation of effective parameters in the production of alumina gel through the sol-gel method

open access: yesCase Studies in Chemical and Environmental Engineering, 2023
Sol-gel chemistry is currently applied as one of the most widely used methods for synthesis of nanoparticles. In this method hydrolysis and poly-condensation reactions occur when the gel precursors are mixed with water and catalyst.
Rusul Alabada   +13 more
doaj   +1 more source

A Layered Two‐Dimensional Hydrogen‐Bonded Organic Framework Based on 2,5,8,11‐Tetrakis(4‐Carboxyphenyl)Perylene Diimide: Structural Nature, Optical and Photophysical Properties

open access: yesAdvanced Optical Materials, EarlyView.
A novel hydrogen‐bonded organic framework (HOF) based on perylene diimide (PDI) is synthesized, structurally and spectroscopically characterized. Its photophysical behavior highlights how supramolecular organizations govern the optical properties, including emission from monomers, aggregates, and excimer‐like species. Structural transformations induced
Mario de la Hoz Tomás   +9 more
wiley   +1 more source

Applications of machine learning in supercritical fluids research [PDF]

open access: yes, 2023
Machine learning has seen increasing implementation as a predictive tool in the chemical and physical sciences in recent years. It offers a route to accelerate the process of scientific discovery through a computational data-driven approach.
Lucien Roach   +7 more
core   +1 more source

Intelligent Micro/Nanorobots for Targeted Interventional Therapy: From Bench to Clinic

open access: yesAdvanced Robotics Research, EarlyView.
Zirui Zhang et al. reviewed the application and challenges of mobile nanomachines in interventional therapy. By converting exogenous energy, including chemical, magnetic, optical, and ultrasonic sources, into mechanical forces, micro/nanorobots (MNRs) enable precise actuation at unprecedented scales. Evolving far beyond traditional drug delivery, these
Zirui Zhang   +5 more
wiley   +1 more source

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