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EPA Exposure Research - Environmental Sciences Division Publications: 200903-04-2009

Microbial-Induced Heterogeneity in the Acoustic Properties of Porous Media... Acoustic wave data were acquired over a two-dimensional region of ...

http://cfpub.epa.gov/ordpubs/nerlpubs/nerlpubs_esd_2009.cfm?ActType=Pu... (HTML)

Contaminated Sediments | Great Lakes | US EPA03-20-2009

The gas content of sediment also reduces the effectiveness of acoustic subbottom profiling by prohibiting acoustic signal penetration, absorbing or scattering most of the acoustic energy back to the surface ...

http://www.epa.gov/greatlakes/arcs/EPA-905-B94-002/B94002-ch3.html (HTML)

Mar. 1999 Outfall Monitoring Science Advisory Panel Meeting | OMSAP | New England | US EPA07-24-2007

Acoustical technology: MWRA will utilize John Proni's acoustic tracking technique as well as an Acoustic Doppler Current Profiler (ADCP ... sure what is in the effluent which would cause additional scattering with acoustics.

http://www.epa.gov/region1/omsap/omsap399.html (HTML)

Final Report | Aerosol Partitioning and Heterogeneous Chemistry07-16-2003

These issues are addressed in an angular-resolved scattering experiment, as each angular scattering profile is unique to a given radius, distribution, and refractive ...

http://cfpub.epa.gov/ncer_abstracts/index.cfm/fuseaction/display.abstr... (HTML)

Research Program Facilities | Mid-Continent Ecology Division | US EPA01-25-2007

We have various acoustic systems: a Questor Tangent Corporation bottom classification system, a Teledyne Mariner Workhorse ADCP (acoustic Doppler current profiler), and an HTI fish acoustic system ...

http://www.epa.gov/med/Res_Areas/research_program_facilities.htm (HTML)

EPA Exposure Research - Ecosystems Research Division Publications: 200903-04-2009

... Flow Fractionation (Af4) of Aqueous C60 Aggregates With Dynamic Light Scattering Size and LC-MS... Light scattering techniques are limited by poor resolution and the scattering intensity dependence on particle size ...

http://cfpub.epa.gov/ordpubs/nerlpubs/nerlpubs_erd_2009.cfm?ActType=Pu... (HTML)

EPA Exposure Research - Environmental Sciences Division Publications: 200803-04-2009

Exposure Research Recent Additions | Contact Us | Print Version Search: EPA Home > Research & Development > Exposure Research > Publications/Presentations > NERL News About NERL Where You Live Publications/ Presentations Databases Models Tools Methods Jobs Assistance Opportunities Environmental Sciences Division Publications: 2008 T his page lists publication titles, citations and abstracts produced by NERL's Environmental Sciences Division for the year 2008, organized by Publication Type.

http://cfpub.epa.gov/ordpubs/nerlpubs/nerlpubs_esd_2008.cfm?ActType=Pu... (HTML)

Tributyltin oxide (TBTO)(CASRN 56-35-9) | IRIS | US EPA07-09-2009

... survival, body and brain weights, developmental landmarks, motor activity, and acoustic startle response through day 110... No effects on acoustic startle response were observed in the prenatally exposed rats.

http://www.epa.gov/ncea/iris/subst/0349.htm (HTML)

EPA - TTN NAAQS OTAG Technical Supporting Document Chapter 4 - Part 303-04-2008

... data; airborne LIDAR ozone data; ozone sondes; and Radar/Radar acoustic sounding systems(RASS) atmospheric profilers) for 6 weeks in June ...

http://www.epa.gov/ttn/naaqs/ozone/rto/otag/finalrpt/chp4/final3.htm (HTML)

EPA - TTN NAAQS OTAG Technical Supporting Document Chapter 4 - Air Quality Analysis Workgroup03-04-2008

Technology Transfer Network Ozone Implementation Recent Additions | Contact Us | Print Version Search: EPA Home > Air & Radiation > TTNWeb - Technology Transfer Network > National Ambient Air Quality Standards > Ozone Implementation > OTAG Technical Supporting Document > Chapter 4 > Air Quality Analysis Workgroup Ozone Implementation Data for Ozone Planning - Designations, etc.

http://www.epa.gov/ttn/naaqs/ozone/rto/otag/finalrpt/chp4/final.htm (HTML)

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