Brief Records : EPA National Library Catalog

Items Found: 7
Showing Items: 1 - 7
Your Search: (SUBJECT=Signal to noise ratio)

Document Number: 1 Full Record
Main Title Degradation of Doppler Sodar Performance Due to Noise.
Author Crescenti, G. H. ;
CORP Author Environmental Protection Agency, Research Triangle Park, NC. National Exposure Research Lab.
Publisher 1997
Year Published 1997
Report Number EPA/600/A-97/034;
Stock Number PB97-193775
Additional Subjects Sodar ; Doppler radar ; Background noise ; Signal to noise ratio ; Remote sensors ; Radar equipment ; Air pollution monitors ; Planetary boundary layers ; Noise sources ; Wind velocity ; Wind profiles ; Acoustic pulses ; Doppler shift ; Signal interference ; Acoustic shielding ; Narrowband ; Broadband ;
Internet Access
Description Access URL
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=P100U9XI.PDF
Holdings
Library Call Number Additional Info Location Last
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Status
NTIS  PB97-193775 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 12p

Document Number: 2 Full Record
Main Title Evaluation of the Wake Effects on Plume Dispersion Using Video Image Analysis.
Author Rajala, S. A. ; Trotter, D. S. ;
CORP Author North Carolina State Univ. at Raleigh. Dept. of Electrical and Computer Engineering.;Environmental Protection Agency, Research Triangle Park, NC. Atmospheric Research and Exposure Assessment Lab.
Publisher Mar 90
Year Published 1990
Report Number EPA-R-813368; EPA/600/3-90/027;
Stock Number PB90-186354
Additional Subjects Atmospheric diffusion ; Dispersions ; Plumes ; Wakes ; Air pollution ; Buildings ; Mathematical models ; Smoke ; Lasers ; Flow ; Signal to noise ratio ; Graphs(Charts) ; Image processing ; Video data ; Fractals
Holdings
Library Call Number Additional Info Location Last
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Status
NTIS  PB90-186354 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 303p

Document Number: 3 Full Record
Main Title Feasibility Study for Sensing Sulphides in Coal - 1968.
CORP Author Barringer Research Ltd., Rexdale (Ontario).
Year Published 1968
Report Number TR-68-55; PH-86-67-270; PH-385;
Stock Number PB-179 909
Additional Subjects ( Coal ; Sulfides) ; ( Sulfides ; Detectors) ; Feasibility studies ; Monitors ; Radiofrequency spectroscopy ; Infrared spectroscopy ; Signal-to-noise ratio ; Microwave frequency ; Models(Simulations) ; Canada ; Sulfur dioxide ; Eddy currents
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Library Call Number Additional Info Location Last
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Status
NTIS  PB-179 909 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 39p

Document Number: 4 Full Record
Main Title Increasing Sensitivity of the Ortho Analytical Cytofluorograph by Modifying the Fluid System.
Author Zucker, R. M. ; Elstein, K. H. ; Gershey, E. L. ; Massaro, E. J. ;
CORP Author Health Effects Research Lab., Research Triangle Park, NC. Developmental Toxicology Div. ;NSI Technology Services Corp., Research Triangle Park, NC. ;Rockefeller Univ., New York.
Publisher c1990
Year Published 1990
Report Number EPA/600/J-90/354;
Stock Number PB91-163683
Additional Subjects Flow cytometry ; Fluorescence spectrometry ; Hydrodynamics ; Photons ; Signal-to-noise ratio ; Reprints ; Tubing
Holdings
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Status
NTIS  PB91-163683 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 6p

Document Number: 5 Full Record
Main Title Specific ion mass spectrometric detection for gas chromatographic pesticide analysis /
Author Neher, Maynard B., ; Hoyland., James R.
Other Authors
Author Title of a Work
Hoyland, James R.
CORP Author Battelle Columbus Labs., Ohio.
Publisher Office of Research and Development, U.S. Environmental Protection Agency, For sale by the Superintendent of Documents, U.S. Government Printing Office
Year Published 1974
Report Number EPA-660/2-74-004; EPA-R-800909; EPA-16ADN-28; W74-08943
Stock Number PB-233 136
OCLC Number 01146450
Subjects Pesticides--Analysis. ; Mass spectrometry. ; Gas chromatography. ; Pesticides--Analysis--Data processing. ; Electronic data processing--Pesticides--Analysis
Additional Subjects Gas chromatography ; Mass spectroscopy ; Pesticides ; Computer programs ; Chemical analysis ; Flow charts ; Data acquisition ; Ions ; Signal to noise ratio ; Data smoothing ; Sensitivity ; PDP 8 computers
Internet Access
Description Access URL
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=91013T27.PDF
Holdings
Library Call Number Additional Info Location Last
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Status
EJBD ARCHIVE EPA 660-2-74-004 Headquarters Library/Washington,DC 01/12/2015
EJBD  EPA 660-2-74-004 Headquarters Library/Washington,DC 01/12/2015
ELBD RPS EPA 660-2-74-004 repository copy AWBERC Library/Cincinnati,OH 08/10/2015
NTIS  PB-233 136 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 1 volume (various pagings) : illustrations ; 27 cm.

Document Number: 6 Full Record
Main Title Stationary Pattern Adaptation and the Early Components in Human Visual Evoked Potentials.
Author Hudnell, H. K. ; Boyes, W. K. ; Otto., D. A. ;
CORP Author Health Effects Research Lab., Research Triangle Park, NC. Neurotoxicology Div. ;North Carolina Univ. at Chapel Hill.
Publisher c1990
Year Published 1990
Report Number EPA/600/J-90/129;
Stock Number PB91-109686
Additional Subjects Pattern recognition ; Signal to noise ratio ; Humans ; Nerve cells ; Retina ; Spatial distribution ; Reprints ; Visual evoked potentials ; Physiological adaptation
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NTIS  PB91-109686 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 12p

Document Number: 7 Full Record
Main Title Turbulent diffusion in liquid jets: part I : measurement of particle concentration by a light scattering probe /
Author Tinsley, Charles H., ; Stevenson, Warren S. ; Goldschmidt., Victor W.
Other Authors
Author Title of a Work
Stevenson, Warren S.,
Goldschmidt, Victor W.,
Ditsworth, George R.,
CORP Author Purdue Univ., Lafayette, Ind. Engineering Experiment Station.;Pacific Northwest Environmental Research Lab., Corvallis, Oreg.;Office of Water Resources Research, Washington, D.C.
Publisher Office of Research and Development, U.S. Environmental Protection Agency, For sale by the Superintendent of Documents, U.S. Government Printing Office
Year Published 1974
Report Number EPA-660/3-74-004a; EPA-16070-DEP; W74-10196
Stock Number PB-234 170
OCLC Number 05023823
Subjects Water jets. ; Turbulence--Measurement. ; Light--Scattering. ; Particle size determination.
Additional Subjects Turbulent diffusion ; Particle fluence ; Light scattering ; Optical tracking ; Water pollution ; Particle size ; Turbulent flow ; Concentration(Composition) ; Laser beams ; Measurement ; Signal to noise ratio ; Hydraulic jets
Internet Access
Description Access URL
https://nepis.epa.gov/Exe/ZyPDF.cgi?Dockey=91017L1W.PDF
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
EJBD ARCHIVE EPA 660-3-74-004a Headquarters Library/Washington,DC 07/02/2012
EJBD  EPA 660-3-74-004a Headquarters Library/Washington,DC 12/23/2014
ELBD  EPA 660-3-74-004a AWBERC Library/Cincinnati,OH 04/25/1998
ESBD  EPA-660-3-74-004a CPHEA/PESD Library/Corvallis,OR 09/27/2017
NTIS  PB-234 170 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation viii, 69 pages : illustrations, charts, plans ; 27 cm.