Articles with "aluminum nanoparticles" as a keyword



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Maskless Fabrication of Aluminum Nanoparticles for Plasmonic Enhancement of Lead Halide Perovskite Lasers

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Published in 2017 at "Advanced Optical Materials"

DOI: 10.1002/adom.201700529

Abstract: Lead halide perovskite microlasers have been intensively studied in the past few years. While a number of unique laser properties have been demonstrated, the main laser characteristics are determined by the crystal quality and the… read more here.

Keywords: halide perovskite; aluminum nanoparticles; fabrication; lead halide ... See more keywords
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Time‐dependent density functional theory study of the optical properties of tetrahedral aluminum nanoparticles

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Published in 2022 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26868

Abstract: The plasmonic properties of tetrahedral aluminum nanoparticles have been investigated using time‐dependent functional theory (TDDFT) calculations. The excitation energies are calculated for tetrahedral aluminum nanoparticles (Aln, n = 10–120) with different charge states. The BP86/DZ model… read more here.

Keywords: theory; properties tetrahedral; aluminum nanoparticles; aluminum ... See more keywords
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Enhanced water resistance and energy performance of core–shell aluminum nanoparticles via in situ grafting of energetic glycidyl azide polymer

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Published in 2018 at "Journal of Materials Science"

DOI: 10.1007/s10853-018-2503-1

Abstract: The application of aluminum nanoparticle is limited due to its passivation Al2O3 layer even though it owns extreme specific surface and high reaction activity. In this work, the aluminum nanoparticles were modified via in situ… read more here.

Keywords: aluminum nanoparticles; energy; water; performance ... See more keywords
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Aluminum nanoparticles oxidation by TGA/DSC

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Published in 2019 at "Journal of Thermal Analysis and Calorimetry"

DOI: 10.1007/s10973-019-08058-2

Abstract: Aluminum nanopowder oxidation is mostly experimentally studied through thermogravimetric analysis (TGA) combined with differential scanning calorimetry (DSC). These types of analyses are very sensible to a variety of parameters such as the heating rate, oxidizing… read more here.

Keywords: oxide thickness; aluminum nanoparticles; dsc experiments; aluminum ... See more keywords
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The mechanism of laser-assisted generation of aluminum nanoparticles, their wettability and nonlinearity properties

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Published in 2020 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2020.146702

Abstract: Abstract Aluminum nanoparticles (NPs) demonstrate a variety of applications. Here we study the laser-assisted generation of Al based NPs in liquids and in vacuum, and their ability to change the wettability and nonlinear optical properties… read more here.

Keywords: aluminum nanoparticles; mechanism laser; laser assisted; generation ... See more keywords
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Atomic perspectives revealing the evolution behavior of aluminum nanoparticles in energetic materials

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Published in 2021 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2021.150296

Abstract: Abstract Aluminum nanoparticles (ANP) are important components of modern energetic systems because of their excellent combustion performance. However, the underlying mechanism of ANP in energetic materials during ignition is unclear. Based on the ReaxFF-lg method,… read more here.

Keywords: oxidation; aluminum nanoparticles; energetic materials; diffusion ... See more keywords
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Plasma surface treatment of aluminum nanoparticles for energetic material applications

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Published in 2019 at "Combustion and Flame"

DOI: 10.1016/j.combustflame.2019.04.042

Abstract: Abstract Aluminum nanoparticles (nAl) have great potential for energetic applications. However, the native oxide shell (amorphous alumina, Al2O3) inhibits efficient energy release and acts as a barrier for aluminum (Al) oxidation. An energetic oxidizer, aluminum… read more here.

Keywords: plasma surface; surface; treatment; aluminum nanoparticles ... See more keywords
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Size-Dependent Optical Properties of Aluminum Nanoparticles: From Classical to Quantum Description

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.8b02450

Abstract: The absorption spectra of a series of tetrahedral-shaped aluminum nanoparticles (ANPs) with side lengths ranging from L = 1.4 to 141.4 nm have been calculated. The size-dependent evolution of structures and spectra has been demonstrated.… read more here.

Keywords: size dependent; absorption spectra; aluminum nanoparticles; optical properties ... See more keywords
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Spallation of Isolated Aluminum Nanoparticles by Rapid Photothermal Heating.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c18678

Abstract: The spallation of isolated aluminum (Al) nanoparticles (NPs) is initiated using rapid photothermal heating. The Al NPs exhibited a nominal diameter of 120 nm, with an average oxide shell thickness of 3.8 nm. Photothermal heating… read more here.

Keywords: aluminum nanoparticles; isolated aluminum; photothermal heating; spallation ... See more keywords
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Ultrathin Zirconia Passivation and Stabilization of Aluminum Nanoparticles for Energetic Nanomaterials via Atomic Layer Deposition

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Published in 2018 at "ACS Applied Nano Materials"

DOI: 10.1021/acsanm.8b01005

Abstract: The stability of aluminum (Al) nanoparticles is a key issue that determines the energy performance of solid fuels, Al-based green propellants, and fuel cells. The surface native oxide shell (Al2O3)... read more here.

Keywords: ultrathin zirconia; aluminum nanoparticles; stabilization aluminum; zirconia passivation ... See more keywords
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Dynamics of Energy Transfer in Large Plasmonic Aluminum Nanoparticles

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Published in 2017 at "ACS Photonics"

DOI: 10.1021/acsphotonics.7b00932

Abstract: We report the first photophysical characterization of energy-transfer dynamics in large (100 nm diameter) plasmonic aluminum nanoparticles suspended in liquid 2-propanol. The spectral response of the particles to ultrafast excitation is characterized by a decrease… read more here.

Keywords: aluminum nanoparticles; energy transfer; plasmonic aluminum; energy ... See more keywords