User profiles for Jose A. Riveros

Jose A. Riveros

Universidad Nacional de Asunción, Paraguay
Verified email at pol.una.py
Cited by 1226

Gibbs energy of solvation of organic ions in aqueous and dimethyl sulfoxide solutions

JR Pliego Jr, JM Riveros - Physical Chemistry Chemical Physics, 2002 - pubs.rsc.org
The Gibbs energy of solvation of several ions in water and dimethyl sulfoxide (DMSO) solutions
was obtained through the use of thermodynamic equations relating ΔGsolv* of the ion …

The cluster− continuum model for the calculation of the solvation free energy of ionic species

JR Pliego, JM Riveros - The Journal of Physical Chemistry A, 2001 - ACS Publications
A hybrid approach using a combination of explicit solvent molecules and the isodensity
polarizable continuum model (IPCM) method is proposed for the calculation of the solvation …

Theoretical Calculation of pKa Using the Cluster−Continuum Model

JR Pliego, JM Riveros - The Journal of Physical Chemistry A, 2002 - ACS Publications
The pK a 's of 17 species from −10 to 50 were calculated using the ab initio MP2/6-311+G(2df,2p)
level of theory and inclusion of solvent effects by the cluster−continuum model, a …

Microwave spectrum and rotational isomerism of ethyl formate

JM Riveros, EB Wilson Jr - The Journal of Chemical Physics, 1967 - pubs.aip.org
The microwave spectrum of ethyl formate reveals the presence of at least two rotational
isomers. Both isomers have the ethyl group cis to the carbonyl oxygen atom but they differ in the …

Space-vector PWM with reduced common-mode voltage for five-phase induction motor drives

…, J Prieto, F Barrero, JA Riveros… - IEEE Transactions …, 2012 - ieeexplore.ieee.org
The growing interest in multiphase electrical drives has required the extension of control
schemes and modulation techniques already well known for three-phase drives. Specifically, …

Parameter identification of multiphase induction machines with distributed windings—Part 2: Time-domain techniques

JA Riveros, AG Yepes, F Barrero… - IEEE Transactions …, 2012 - ieeexplore.ieee.org
Multiphase drives are advantageous when high overall system reliability and the reduction in
the total power per phase are required. The control strategies for these applications require …

Microwave spectrum and structure of nitric acid

AP Cox, JM Riveros - The Journal of Chemical Physics, 1965 - pubs.aip.org
The microwave spectra of five further isotopic species of nitric acid, H 18 ONO 2 , cis‐HON
18 OO, trans‐HONO 18 O, cis‐HO 15 N 18 OO, and D 15 NO 3 , have been investigated. The …

Gas-phase nucleophilic displacement reactions

JM Riveros, SM José, K Takashima - Advances in physical organic …, 1985 - Elsevier
Publisher Summary This chapter reviews that gas-phase nucleophilic displacement reactions
constitute a mature field of physical organic chemistry. It is a field that provides some …

New values for the absolute solvation free energy of univalent ions in aqueous solution

JR Pliego Jr, JM Riveros - Chemical Physics Letters, 2000 - Elsevier
The absolute solvation free energy of 30 univalent ions, mainly organic species, has been
calculated from experimental and theoretical data on proton affinities, aqueous acidity …

Variable-speed five-phase induction motor drive based on predictive torque control

JA Riveros, F Barrero, E Levi, MJ Durán… - IEEE Transactions …, 2012 - ieeexplore.ieee.org
Multiphase electric drives have been recently proposed for applications where the highest
overall system reliability and a reduction in the total power per phase are required. Strategies …