Results 41 to 50 of about 2,230,877 (347)

Time-delayed feedback control of breathing localized structures in a three-component reaction-diffusion system

open access: yes, 2014
We investigate the dynamics of a single breathing localized structure in a three-component reaction-diffusion system subjected to the time-delayed feedback.
Gurevich, Svetlana V.
core   +1 more source

Study of relativistic bound state wave functions in quasielastic (e,e'p) reactions [PDF]

open access: yes, 1998
The unpolarized response functions of the quasielastic $^{16}O(e,e^\prime p)^{15}N$ reaction are calculated for three different types of relativistic bound state wave functions.
Boersma   +33 more
core   +2 more sources

Cyanoacetamide MCR (III): Three-Component Gewald Reactions Revisited [PDF]

open access: yesJournal of Combinatorial Chemistry, 2009
Cyanoacetic acid derivatives are the starting materials for a plethora of multicomponent reaction (MCR) scaffolds. Here we describe valuable general protocols for the synthesis of arrays of 2-aminothiophene-3-carboxamides from cyanoacetamides, aldehydes or ketones, and sulfur via a Gewald-3CR variation.
Kan, Wang   +2 more
openaire   +2 more sources

Cu(I)-Catalyzed Three-Component Reaction of Diazo Compound with Terminal Alkyne and Nitrosobenzene for the Synthesis of Trifluoromethyl Dihydroisoxazoles.

open access: yesOrganic Letters, 2018
A Cu(I)-catalyzed three-component reaction of terminal alkynes, trifluoromethyl diazo compounds, and nitrosoarenes was developed. With this method, a series of trifluoromethyl-substituted dihydroisoxazoles were effectively synthesized in high yields ...
Xinxin Lv   +3 more
semanticscholar   +1 more source

Fast reaction limit of a three-component reaction–diffusion system

open access: yesJournal of Mathematical Analysis and Applications, 2011
The authors consider a three-component reaction-diffusion system with a reaction rate parameter, and investigate its singular limit as the reaction rate tends to infinity. The limit problem is given by a free boundary problem, which possesses three regions separated by the free boundaries.
Murakawa, H., Ninomiya, H.
openaire   +1 more source

Camphorsulfonic Acid Catalyzed One-Pot Three-Component Reaction for the Synthesis of Fused Quinoline and Benzoquinoline Derivatives.

open access: yesJournal of Organic Chemistry, 2017
A simple and an efficient one-pot three-component reaction of arylamines, aromatic aldehydes, and cyclic ketones was described for the synthesis of various fused quinoline, benzoquinoline, and naphthoquinoline derivatives by using camphorsulfonic acid as
Radhakrishna Gattu   +3 more
semanticscholar   +1 more source

A Novel Indium-Catalyzed Three-Component Reaction: General and Efficient One-Pot Synthesis of Substituted Pyrroles [PDF]

open access: yes, 2011
A convenient and general approach towards the synthesis of substituted pyrroles from propargylic acetates, silyl enol ethers, and primary amines was described. This novel transformation was catalyzed by indium trichloride in a one-pot synthesis, and high
Hao, Lu   +4 more
core   +1 more source

Facile Three-Component Synthesis, Insecticidal and Antifungal Evaluation of Novel Dihydropyridine Derivatives

open access: yesMolecules, 2018
In an attempt to find the neonicotinoid insecticides, twenty novel dihydropyridine derivatives were designed, “green” synthesized via one pot facile three-component reaction and evaluated for their bioactivities against Tetranychus ...
Guan-Zhou Yang   +7 more
doaj   +1 more source

The $\lambda\Lambda$ interaction and the reaction $\Xi^- + d \to n + \Lambda + \Lambda$

open access: yes, 1997
The $\Lambda\Lambda$ interaction resulting from the SU(3) rotation of the S-wave component of the Nijmegen OBE potential $D$ is used to calculate the binding energy of $^{ 6}_{\Lambda\Lambda}$He as a $\Lambda\Lambda\alpha$ three-body system, and the ...
Alt   +8 more
core   +1 more source

Ultrasound assisted synthesis of tetrahydrobenzocxanthene-11-ones using CAN as catalyst [PDF]

open access: yes, 2012
Tetrahydrobenzocxanthenes-11-ones was synthesized by a three component reaction of α-naphthol, aromatic aldehyde and dimedone. Ceric ammonium nitrate acts as a suitable eco-friendly catalyst for this method.
Pasha, M.A., Sudha, S.
core   +2 more sources

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