LEADER 01846nam 2200517 450 001 9910705777503321 005 20170614141139.0 035 $a(CKB)5470000002452629 035 $a(OCoLC)990064755 035 $a(EXLCZ)995470000002452629 100 $a20170614d1996 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aMicrostructural characterization of polymers by positron lifetime spectroscopy /$fby Jag J. Singh 210 1$aHampton, VA :$cNASA Langley Research Center,$d[1996] 215 $a1 online resource (6 unnumbered pages) $cillustrations 225 1 $aNASA-TM ;$v110469 300 $a"Invited paper presented at Fourteenth International Conference on the Applications of Accelerators in Research and Industry held at University of North Texas at Denton, Texas, Nov. 6-9, 1996." 320 $aIncludes bibliographical references (pages [6]). 606 $aPositron annihilation$2nasat 606 $aAcrylic resins$2nasat 606 $aEpoxy compounds$2nasat 606 $aAging (materials)$2nasat 606 $aPolyimides$2nasat 606 $aSpectroscopy$2nasat 606 $aMicrostructure$2nasat 606 $aQuenching (atomic physics)$2nasat 615 7$aPositron annihilation. 615 7$aAcrylic resins. 615 7$aEpoxy compounds. 615 7$aAging (materials) 615 7$aPolyimides. 615 7$aSpectroscopy. 615 7$aMicrostructure. 615 7$aQuenching (atomic physics) 700 $aSingh$b Jag J.$01408864 712 02$aLangley Research Center, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910705777503321 996 $aMicrostructural characterization of polymers by positron lifetime spectroscopy$93493884 997 $aUNINA