Results 11 to 20 of about 186,481 (284)

Simultaneous control of nanocrystal size and nanocrystal-nanocrystal separation in CdS nanocrystal assembly [PDF]

open access: yesPramana, 2005
We report an easy, one pot synthesis to prepare ordered CdS nanocrystals with varying inter-particle separation and characterize the particle separation using x-ray diffraction at low and wide angles.
Sapra, Sameer, Sarma, DD
openaire   +2 more sources

Aluminum Nanocrystals [PDF]

open access: yesNano Letters, 2015
We demonstrate the facile synthesis of high purity aluminum nanocrystals over a range of controlled sizes from 70 to 220 nm diameter with size control achieved through a simple modification of solvent ratios in the reaction solution. The monodisperse, icosahedral, and trigonal bipyramidal nanocrystals are air-stable for weeks, due to the formation of a
McClain, Michael J.   +11 more
openaire   +3 more sources

Copper Oxide Nanocrystals. [PDF]

open access: yesChemInform, 2005
AbstractFor Abstract see ChemInform Abstract in Full Text.
Ming, Yin   +6 more
openaire   +2 more sources

Optoelectronic sensitization of carbon nanotubes by CdTe nanocrystals [PDF]

open access: yes, 2009
We investigate the photoconductance of single-walled carbon nanotube-nanocrystal hybrids. The nanocrystals are bound to the nanotubes via molecular recognition.
Carmeli, I.   +5 more
core   +2 more sources

Cost-effective synthesis of 2D molybdenum disulfide (MoS2) nanocrystals: An exploration of the influence on cellular uptake, cytotoxicity, and bio-imaging.

open access: yesPLoS ONE, 2022
Ultrasmall MoS2 nanocrystals have unique optoelectronic and catalytic properties that have acquired significant attraction in many areas. We propose here a simple and economical method for synthesizing the luminescent nanocrystals MoS2 using the ...
Dhirendra Sahoo   +3 more
doaj   +1 more source

Defect-related versus excitonic visible light emission from ion beam synthesized Si nanocrystals in SiO2 [PDF]

open access: yes, 1996
Two sources of room temperature visible luminescence are identified from SiO2 films containing ion beam synthesized Si nanocrystals. From a comparison of luminescence spectra and photoluminescence decay lifetime measurements between Xe + -implanted SiO2 ...
Atwater, Harry A.   +5 more
core   +1 more source

High Luminescence in Small Si/SiO2 Nanocrystals: A Theoretical Study [PDF]

open access: yes, 2010
In recent years many experiments have demonstrated the possibility to achieve efficient photoluminescence from Si/SiO2 nanocrystals. While it is widely known that only a minor portions of the nanocrystals in the samples contribute to the observed ...
Guerra, Roberto, Ossicini, Stefano
core   +3 more sources

Hydrothermal Synthesis and In Vivo Fluorescent Bioimaging Application of Eu3+/Gd3+ Co-Doped Fluoroapatite Nanocrystals

open access: yesJournal of Functional Biomaterials, 2022
In this study, Eu3+/Gd3+ co-doped fluoroapatitååe (Eu/Gd:FAP) nanocrystals were synthesized by the hydrothermal method as a fluorescent bioimaging agent.
Sriyani Menike Korale Gedara   +4 more
doaj   +1 more source

Latest Advances in Acid Hydrolysis Technique for Production of Cellulose Nanocrystals (CNCs) as Reinforcing Component in Epoxy-Based Nanocomposites [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2023
Cellulose, as one of the most abundant natural polymers with a wide spectrum of applications, has drawn the attention of many researchers. In this regard, cellulose-base structures such as cellulose nanocrystals (CNCs) and nanocomposites are known as ...
Reyhaneh Laghaei   +7 more
doaj   +1 more source

Inflating hollow nanocrystals through a repeated Kirkendall cavitation process. [PDF]

open access: yes, 2017
The Kirkendall effect has been recently used to produce hollow nanostructures by taking advantage of the different diffusion rates of species involved in the chemical transformations of nanoscale objects.
Cao, Zhenming   +8 more
core   +3 more sources

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