Results 231 to 240 of about 1,118,392 (326)

A critical comparison of computer programs for the potentiometric determination of stability constants

open access: closedAnalytica Chimica Acta, 1986
Abstract The performance of five of the best-known computer programs LETAGROP, SCOGS, MINIQUAD, SUPERQUAD and ESTA, is critically discussed. All these programs are based on least-squares refinement procedures but differ in some important aspects: (a) the definition of the residuals function; (b) the minimization procedure; (c) the statistical and ...
E. Casassas, R. Tauler, M. Filella
  +6 more sources

Computer program of calculation method for a constant-environment calorimeter

open access: closedThermochimica Acta, 1987
Abstract A computer program (in BASIC) for the determination of heats of solution and reaction in a constant-environment calorimeter has been developed. Particular attention was paid to the choice of parameters such as K / C and the endpoint of a generic calorimetric reaction in solution.
F. Rodante, R. Rosati
openaire   +2 more sources

Computer Program for Constant Pressure or Constant Volume Combustion Calculations in Hydrocarbon-Air Systems

open access: closedJournal of Engineering for Power, 1977
A complete Fortran-II computer program is presented which can be used to compute the equilibrium composition and final state of the products after constant pressure or constant volume combustion in any hydrocarbon-air system.
D. D. Agrawal, C. P. Gupta
openaire   +2 more sources

Introduction to computer use: Programs for first order rate constants

open access: closedJournal of Chemical Education, 1965
This article presents a simple but versatile computer program for the calculation of first order and pseudo-first order rate constants and least squares.
Joseph Casanova, E. R. Weaver
openaire   +2 more sources

A computer program for calculating antibody affinity constants

open access: closedComputer Methods and Programs in Biomedicine, 1988
A program is presented for the calculation of antibody affinity constants which avoids the limitations of graphical plotting of titration data using the Sips or Scatchard equations.
D P, Nelson, W R, Griswold
openaire   +3 more sources

A set of computer programs to calculate agonist dissociation constants

open access: closedJournal of Pharmacological Methods, 1989
A series of computer programs have been written to calculate agonist dissociation constants by the method of Parker and Waud (1971). They are faster and less tedious than the manual iterative solutions previously presented, but give comparable results.
D A, Jeffery, K M, MacLeod
openaire   +3 more sources

A computer program to support equilibrium constant theory

open access: closedJournal of Chemical Education, 1975
A Fortran IV program calculates ten different K values based on different equilibrium expressions that are chosen at random.
Vernon J. Thielmann
openaire   +2 more sources

A Computer Program for Estimation of the Constant Elasticity of Substitution Production Function

open access: closedApplied Statistics, 1971
The paper describes a Fortran IV program for estimation of a non‐linear‐in‐the‐parameters production function known as the Constant Elasticity of Substitution (CES) model (see Arrow et al., 1961). This model, specified with multiplicative errors, is estimated by applying an approximate modified Newton method in which second‐order derivatives are not ...
E. G. Charatsis
openaire   +2 more sources

An improved computer program for the computation of formation constants from potentiometric data

open access: closedInorganica Chimica Acta, 1976
Abstract An improved version of the computer program MINIQUAD is described. The new program, MINIQUAD 75, is faster by a factor of 2–3 and more reliable in extreme cases. The programs are compared on a benchmark consisting of eight chemical problems.
P. Gans, A. Sabatini, A. Vacca
openaire   +2 more sources

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