LEADER 02092nam 2200553I 450 001 9910702659103321 005 20141029082737.0 035 $a(CKB)5470000002429597 035 $a(OCoLC)893973590 035 $a(EXLCZ)995470000002429597 100 $a20141029j201401 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aAdaptive back sheet material for acoustics liner applications--ARMD Seedling Fund phase I final report /$fCarl H. Gerhold and Michael G. Jones, Dawnielle Farrar 210 1$aHampton, Virginia :$cNational Aeronautics and Space Administration, Langley Research Center,$dJanuary 2014. 215 $a1 online resource (12 pages) $cillustrations (some color) 225 1 $aNASA/TM ;$v2014-218154 300 $aTitle from title screen (viewed July 9, 2014). 300 $a"January 2014." 320 $aIncludes bibliographical references (page 12). 517 1 $aAdaptive back sheet material for acoustics liner applications--Aeronautics Research Mission Directorate Seedling Fund phase I final report 606 $aAcoustic excitation$2nasat 606 $aLinings$2nasat 606 $aAcoustic ducts$2nasat 606 $aNoise reduction$2nasat 606 $aAdaptive control$2nasat 606 $aMetal sheets$2nasat 606 $aComposite materials$2nasat 615 7$aAcoustic excitation. 615 7$aLinings. 615 7$aAcoustic ducts. 615 7$aNoise reduction. 615 7$aAdaptive control. 615 7$aMetal sheets. 615 7$aComposite materials. 700 $aGerhold$b Carl H.$01410844 702 $aJones$b Michael G. 702 $aFarrar$b Dawnielle 712 02$aLangley Research Center, 712 02$aUnited States.$bNational Aeronautics and Space Administration, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910702659103321 996 $aAdaptive back sheet material for acoustics liner applications--ARMD Seedling Fund phase I final report$93500448 997 $aUNINA