Search Results - (Author, Cooperation:J. A. Fitzpatrick)

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  1. 1
    J. D. Woodson ; M. S. Joens ; A. B. Sinson ; J. Gilkerson ; P. A. Salome ; D. Weigel ; J. A. Fitzpatrick ; J. Chory
    American Association for the Advancement of Science (AAAS)
    Published 2015
    Staff View
    Publication Date:
    2015-10-24
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    Fitzpatrick, J. A. ; Lambert, B. ; Murray, D. B.
    Springer
    Published 1992
    Staff View
    ISSN:
    1432-1114
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Notes:
    Abstract This paper reports the results from a study of the effects of particles on the boundary layer characteristics for cross flow over a single circular cylinder in the near separation region and on a cylinder located in the second row of a small mock-up heat exchanger array. Two size ranges of particles (45–85 μm and 100–200 μm) with two concentrations were used for the single cylinder tests. For the array, the larger particles were used at a single concentration. For the single cylinder, the results with the larger particles at mass loading ratio of 1.0 show an obvious effect on the velocity profile shape and on the rms levels. For reduced concentrations, and for the smaller particles, the effects are less noticeable. For the array, similar trends are observed and a delay in the separation point is reported.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  3. 3
    Fitzpatrick, J. A. ; Facetti, J. F.
    Springer
    Published 1981
    Staff View
    ISSN:
    1573-2932
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Energy, Environment Protection, Nuclear Power Engineering
    Notes:
    Abstract An optical technique for determining phytoplankton biomass in lakes and reservoirs is described. By making measurements of light intensity over relatively short intervals of depth the absorption coefficient can be calculated. This permits a determination of the biomass. Good correspondence between values of the biomass using this method and other methods of sampling has been obtained. The procedure is rapid and yields results without the necessity of transporting water samples to a laboratory to make microscope cell counts.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses