LEADER 02244nam 2200541Ia 450 001 9910699905403321 005 20110502160309.0 035 $a(CKB)5470000002406907 035 $a(OCoLC)719388560 035 $a(OCoLC)719387732 035 $a(EXLCZ)995470000002406907 100 $a20110502d2010 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aEvaluating the Acoustic effect of over-the-rotor Foam-Metal Liner installed on a low speed fan using Virtual Rotating Microphone imaging$b[electronic resource] /$fDaniel L. Sutliff, Robert P. Dougherty, Bruce E. Walker ; prepared for the 16th Aeroacoustics Conference cosponsored by the American Institute of Aeronautics and Astronautics and the Confederation of European Aerospace Societies, Stockholm, Sweden, June 7-9, 2010 210 1$aCleveland, Ohio :$cNational Aeronautics and Space Administration, Glenn Research Center,$d[2010] 215 $a1 online resource (13 pages) $cillustrations, color 225 1 $aNASA/TM ;$v2010-216800 300 $aTitle from title screen (viewed on May 2, 2011). 300 $a"September 2010." 300 $a"AIAA-2010-3800." 320 $aIncludes bibliographical references (page 13). 606 $aBeamforming$2nasat 606 $aBroadband$2nasat 606 $aNoise reduction$2nasat 606 $aPhased arrays$2nasat 606 $aTest stands$2nasat 606 $aAnnular ducts$2nasat 615 7$aBeamforming. 615 7$aBroadband. 615 7$aNoise reduction. 615 7$aPhased arrays. 615 7$aTest stands. 615 7$aAnnular ducts. 700 $aSutliff$b Daniel L$g(Daniel Linden),$f1962-$01387415 701 $aDougherty$b Robert P$01387414 701 $aWalker$b Bruce E$0148185 712 02$aNASA Glenn Research Center. 712 12$aAIAA/CEAS Aeroacoustics Conference$d(16th :$f2010 :$eStockholm, Sweden) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910699905403321 996 $aEvaluating the Acoustic effect of over-the-rotor Foam-Metal Liner installed on a low speed fan using Virtual Rotating Microphone imaging$93456514 997 $aUNINA