1.

Record Nr.

UNINA9910695346703321

Titolo

Particulate matter [[electronic resource] ] : EPA has started to address the National Academies' recommendations on estimating health benefits, but more progress is needed : report to congressional rquesters

Pubbl/distr/stampa

[Washington, D.C.] : , : U.S. Government Accountability Office, , [2006]

Descrizione fisica

ii, 39 pages : digital, PDF file

Soggetti

Particles - Environmental aspects - United States

Air - Pollution - United States

Environmental policy

Health risk assessment - United States

Environmental risk assessment - United States

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Title from title screen (viewed on Oct. 11, 2006).

"July 2006."

Paper version available from: U.S. Government Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.

"GAO-06-780."

Nota di bibliografia

Includes bibliographical references.



2.

Record Nr.

UNINA9910702678003321

Autore

Grate A.

Titolo

V-band integrated quadriphase modulator / / A. Grate, K. Chang

Pubbl/distr/stampa

Redondo Beach, CA : , : TRW Electronic Systems Group

Greenbelt, Maryland : , : NASA Goddard Space Flight Center, , November 1983

Descrizione fisica

1 online resource (viii pages, 73 unnumbered pages) : illustrations

Collana

NASA CR ; ; 175159

Soggetti

Extremely high frequencies

Phase shift keying

Spacecraft communication

Millimeter waves

Wideband communication

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Title from title screen (viewed Sept. 24, 2014).

"November 1983."

Nota di bibliografia

Includes bibliographical references (page [73]).