[go: up one dir, main page]

Archibald, 1938 - Google Patents

The process of diffusion in a centrifugal field of force

Archibald, 1938

Document ID
9175214888368666475
Author
Archibald W
Publication year
Publication venue
Physical Review

External Links

Snippet

The general equation for the settling of particles and molecules in a liquid suspension or ideal solution in a centrifuge has been solved for the case of a sector-shaped cell extending to the center of the centrifuge. Curves are given which show the concentration at all points in …
Continue reading at journals.aps.org (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Electro-optical investigation, e.g. flow cytometers
    • G01N15/1456—Electro-optical investigation, e.g. flow cytometers without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Electro-optical investigation, e.g. flow cytometers without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Electro-optical investigation, e.g. flow cytometers
    • G01N2015/1486—Counting the particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38—Diluting, dispersing or mixing samples
    • G01N2001/382—Diluting, dispersing or mixing samples using pistons of different sections
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/40—Concentrating samples
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/04—Investigating sedimentation of particle suspensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N2015/0065—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials biological, e.g. blood
    • G01N2015/0069—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials biological, e.g. blood with lysing, e.g. of erythrocyts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples

Similar Documents

Publication Publication Date Title
Bonny A method for determining absolute pollen frequencies in lake sediments
Williams et al. Macromolecular weights determined by direct particle counting. I. The weight of the bushy stunt virus particle
Walton Theory of size classification of airborne dust clouds by elutriation
Markham The analytical ultracentrifuge as a tool for the investigation of plant viruses
DeBlois et al. Electrokinetic measurements with submicron particles and pores by the resistive pulse technique
McCormick Molecular weight distribution of polystyrene by sedimentation velocity analysis
Cheng et al. Studies on the validity of the Einstein viscosity law and Stokes' law of sedimentation
Archibald The process of diffusion in a centrifugal field of force
Scholte Determination of thermodynamic parameters of polymer–solvent systems from sedimentation–diffusion equilibrium in the ultracentrifuge
Tabibian et al. Experimental investigations on the light scattering of colloidal spheres: I. The specific turbidity
Lauffer et al. Biophysical properties of preparations of PR8 influenza virus
Mohandas et al. Inaccuracies associated with the automated measurement of mean cell hemoglobin concentration in dehydrated cells
Sharp Sedimentation counting of particles via electron microscopy
Pugh et al. Density of polystyrene and polyvinyltoluene latex particles
Lauffer et al. The hydration of viruses
Leary et al. Particle-size determination in radioactive aerosols by radioautograph
Anderson Analytical techniques for cell fractions: VIII. Analytical differential centrifugation in angle-head rotors
Eckhoff Experimental indication of the volume proportional response of the Coulter counter for irregularly shaped particles
Li et al. Particle characterization in centrifugal fields: comparison between ultracentrifugation and sedimentation field-flow fractionation
Billmeyer Jr Characterization of molecular weight distributions in high polymers
Sadron Relation of intrinsic viscosity of polymer solutions to degree of polymerization and temperature
Farlow et al. Calibration of liquid aerosol collectors by droplets containing uniform size particles
Mathews et al. Centrifugal sedimentation of virus particles for electron microscopic counting
CN106140450B (en) Microsphere separation device and separation method thereof
Van Den Tempel Electron microscopy of rubber globules in Hevea latex