Results 31 to 40 of about 8,888,554 (384)

Hydrophobic and hydrophilic au and ag nanoparticles. Breakthroughs and perspectives [PDF]

open access: yes, 2017
This review provides a broad look on the recent investigations on the synthesis, characterization and physico-chemical properties of noble metal nanoparticles, mainly gold and silver nanoparticles, stabilized with ligands of different chemical nature.
Fratoddi, Ilaria
core   +2 more sources

The Role of Ligands in the Chemical Synthesis and Applications of Inorganic Nanoparticles.

open access: yesChemical Reviews, 2019
The design of nanoparticles is critical for their efficient use in many applications ranging from biomedicine to sensing and energy. While shape and size are responsible for the properties of the inorganic nanoparticle core, the choice of ligands is of ...
Amelie Heuer-Jungemann   +15 more
semanticscholar   +1 more source

Network-analysis-guided synthesis of weisaconitine D and liljestrandinine. [PDF]

open access: yes, 2015
General strategies for the chemical synthesis of organic compounds, especially of architecturally complex natural products, are not easily identified. Here we present a method to establish a strategy for such syntheses, which uses network analysis.
Gallego, GM   +8 more
core   +2 more sources

Chemically Consistent Evolutionary Synthesis [PDF]

open access: yesAstrophysics and Space Science, 2003
To account for the range of stellar metallicities in local galaxies and for the increasing importance of low metallicities at higher redshift we present chemically consistent models for the spectral and chemical evolution of galaxies over cosmological timescales. We discuss advantages, limitations and future prospects of our approach.
Fritze-von Alvensleben, Uta   +2 more
openaire   +4 more sources

Synthesis and properties of nickel-cobalt-boron nanoparticles [PDF]

open access: yes, 2005
morphous cobalt nickel boride nanoparticles were synthesised by chemical reduction synthesis in aqueous solution. Careful control of synthesis conditions and post reaction oxidation enabled the nanoparticles to be converted into a core-shell structure ...
Pankhurst, QA, Parkin, IP, Patel, J
core   +1 more source

Biocatalysis: landmark discoveries and applications in chemical synthesis.

open access: yesChemical Society Reviews
Biocatalysis has become an important tool in chemical synthesis, allowing access to complex molecules with high levels of activity and selectivity and with low environmental impact.
Adam O'Connell   +6 more
semanticscholar   +1 more source

SYNTHESIS OF NEW AZODYES FOR DYEING OF COTTON AND POLYMER MATERIALS

open access: yesJournal of Chemists, Technologists and Environmentalists
New orange and magenta dyes, containing a residue of 4,4`-diaminostilbene-2,2`-disulphonic acid and allylic groups in their molecule have been synthesized.
Polya Miladinova   +2 more
doaj   +1 more source

Synthesis of aromatic lactone analogues of Lipoxin A4

open access: yesBMC Research Notes, 2022
Objective Synthesis of novel aromatic Lipoxin A4 lactone analogues. Results Novel para-substituted aromatic lactone analogues of Lipoxin A4 have been synthesized in a convergent manner with six steps in the longest linear sequence in 12–13% yields ...
Aya Ismael   +2 more
doaj   +1 more source

Engineering porosity into trimetallic PtPdNi nanospheres for enhanced electrocatalytic oxygen reduction activity

open access: yesGreen Energy & Environment, 2018
Platinum (Pt)-based multi-metallic nanostructures show great promise as electrocatalysts for the oxygen reduction reaction (ORR) in fuel cell cathodes. Herein, we report a simple, one-step surfactant-directed synthetic strategy to directly synthesize tri-
Chunjie Li   +8 more
doaj   +1 more source

Step-Wise Computational Synthesis of Fullerene C60 derivatives. 1.Fluorinated Fullerenes C60F2k

open access: yes, 2009
The reactions of fullerene C60 with atomic fluorine have been studied by unrestricted broken spin-symmetry Hartree-Fock (UBS HF) approach implemented in semiempirical codes based on AM1 technique. The calculations were focused on a sequential addition of
A. A. Gakh   +54 more
core   +1 more source

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