EVALUATION OF MOLECULAR WEIGHT FROM EQUILIBRIUM SEDIMENTATION. PART 1. COMPUTATION BASED ON EXPERIMENTAL SCHLIEREN PLOT

Abstract

A new method has been developed to determine molecular weight (specifically, ratio g = s(omega sq.)/D, where omega = angular velocity, s = sedimentation coefficient, D = diffusion coefficient) from an experimental schlieren plot, dc/dr vs r, taken at equilibrium. By applying this method, one can determine the entire distribution of molecular weight from equilibrium sedimentation, as well as the average values.

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Document Details

Document Type
Technical Report
Publication Date
Jun 01, 1967
Accession Number
AD0655352

Entities

People

  • Matatiahu Gehatia

Organizations

  • Air Force Research Laboratory

Tags

DTIC Thesaurus Topics

  • Abstracts
  • Air Force
  • Coefficients
  • Computations
  • Contracts
  • Differential Equations
  • Equations
  • Government Procurement
  • Governments
  • Materials
  • Materials Laboratories
  • Mathematical Analysis
  • Molecular Weight
  • Polymers
  • Sedimentation
  • Test And Evaluation
  • United States Government

Readers

  • Aerosol Science/Aerosol Physics
  • Analytical Mechanics
  • Approximation Theory.