01993nam a2200373 c 4500001001300000005001500013008004100028040001100069041001300080052003100093245034400124300002300468545004000491545004000531545004000571545004000611545004000651545003000691653045600721700001901177700004801196700001401244700003601258700003601294700001401330773014501344856002001489900001601509900001801525900001901543900001901562900001801581900002001599KSI00024067620040714103455040623s2000    ulk           000   kor    a0110010 akorbeng01a530.7505b한519ㅂc20(4)00a초음파 반사 패턴과 주파수 대역 분할 신호처리를 이용한 다층구조인 노내 간극 측정=xMulti-layered gap measurement on in-vessel corium retention using ultrasonic wave reflective pattern analysis and frequency diversity signal processing/d구길모,e심철무,e김종환,e김상백,e김희동,e박치승  ap. 314-321;c26 cm  a구길모, 한국원자력연구소  a심철무, 한국원자력연구소  a김종환, 한국원자력연구소  a김상백, 한국원자력연구소  a김희동, 한국원자력연구소  a박치승, (주)카이텍  a용융물a간극a열영향부위a결정입자a초음파산란a초음파감쇠a모드변환aUltrasonic scatteringaUltrasonic attenuationaGapaThermiteaHeat affect zoneaUltrasonic wavea다층구조aGrain sizea초음파반사패턴a주파수a대역a분할a신호처리a노내간극측정aMulti-layered gap measurementaIn-vesselaCoriumaRetentionaUltrasonic waveaReflective pattern analysisaFrequencyaDiversityaSignal processing1 a구길모4aut1 a심철무,g沈鐵茂,d1959-0KAC2017004501 a김종환1 a김상백,d1958-0KAC2018467231 a김희동,d1951-0KAC2018455421 a박치승0 t비파괴검사학회지.d韓國非破壞檢査學會.g제20권 4호(2000년 8월), p. 314-321q20:4<314w(011001)KSE199508510,x1225-784240u3000501aKd00210aKoo, Kil-Mo10aSim, Cheul-Mu10aKim, Jong-Hwan10aKim, Sang-Baik10aKim, Hee-Dong10aPark, Chi-Seung