"The fracture behaviour and damage development in mullite fibre reinforced\u016Fmullite matrix composites have been investigated using chevron notch technique and ballistic impact tests. Fracture toughness values in the range of 1.8\u016F3.3 MPa m1/2 were determined using the chevron notched specimen technique. Extensive fibre pull-out occurred during failure, which was due to a favourable matrix/fibre interfacial bond given by NdPO4 coating of the fibres. The materials response under ballistic impact loads was studied using a gas gun. The projectiles were glass balls of 10.15 mm in diameter and weighing 1.4 g. The projectile velocity was in the range 77.6\u016F207.5 m/s. Penetration by the projectile occurred at impact energy of about 4 J for the conditions investigated"@en . "Fracture behaviour of mullite fibre reinforced-mullite matrix composites under quasi-static and ballistic impact loading"@en . "RIV/68081723:_____/05:00108291!RIV/2005/AV0/A07005/N" . "Neuveden" . "522048" . "RIV/68081723:_____/05:00108291" . "Dlouh\u00FD, Ivo" . "The fracture behaviour and damage development in mullite fibre reinforced\u016Fmullite matrix composites have been investigated using chevron notch technique and ballistic impact tests. Fracture toughness values in the range of 1.8\u016F3.3 MPa m1/2 were determined using the chevron notched specimen technique. Extensive fibre pull-out occurred during failure, which was due to a favourable matrix/fibre interfacial bond given by NdPO4 coating of the fibres. The materials response under ballistic impact loads was studied using a gas gun. The projectiles were glass balls of 10.15 mm in diameter and weighing 1.4 g. The projectile velocity was in the range 77.6\u016F207.5 m/s. Penetration by the projectile occurred at impact energy of about 4 J for the conditions investigated" . . "Boccaccini, D. N." . "Fracture behaviour of mullite fibre reinforced-mullite matrix composites under quasi-static and ballistic impact loading" . "1"^^ . "0266-3538" . . . "P(IAA2041003), Z(AV0Z2041904)" . . . "Fracture behaviour of mullite fibre reinforced-mullite matrix composites under quasi-static and ballistic impact loading" . . "Bylo zkoum\u00E1no lomov\u00E9 chov\u00E1n\u00ED a rozvoj po\u0161kozen\u00ED v kompozitu tvo\u0159en\u00E9m mulitovou matric\u00ED a mulitov\u00FDmi vl\u00E1kny za pou\u017Eit\u00ED techniky zalo\u017Een\u00E9 na vzorc\u00EDch s chevronov\u00FDm vrubem a d\u00E1le za pou\u017Eit\u00ED balistick\u00FDch r\u00E1zov\u00FDch zkou\u0161ek. Byla nam\u011B\u0159ena lomov\u00E1 hou\u017Eevnatost v rozmez\u00ED 1,8 a\u017E 3,3 MPa m1/2. Bylo konstatov\u00E1no v\u00FDrazn\u00E9 zastoupen\u00ED mechanismu vytrh\u00E1v\u00E1n\u00ED vl\u00E1ken, co\u017E bylo p\u0159isouzeno v\u00FDhodn\u00E9 pevnosti mezif\u00E1zov\u00E9ho rozhran\u00ED matrice a vl\u00E1ken kontrolovan\u00E9 vrstvou NdPO4 na povrch vl\u00E1ken. Odezva materi\u00E1l\u016F p\u0159i balistick\u00FDch zkou\u0161k\u00E1ch byla studov\u00E1na pomoc\u00ED vzduchov\u00E9ho d\u011Bla. Projektil p\u0159edstavovala sklen\u011Bn\u00E1 kuli\u010Dka o pr\u016Fm\u011Bru 10,15 mm v\u00E1\u017E\u00EDc\u00ED 1,4 g. Rychlost projektilu byla v rozmez\u00ED od 77,6 do 207,5 m/s. Pr\u016Fnik projektilu testovan\u00FDm materi\u00E1lem prob\u00EDhal p\u0159i energi\u00EDch \u0159\u00E1dov\u011B 4 J"@cs . "9"^^ . . "Lomov\u00E9 chov\u00E1n\u00ED kompozitu tvo\u0159en\u00E9ho mulitovou matric\u00ED a mulitov\u00FDmi vl\u00E1kny p\u0159i kvazistatick\u00E9m a balistick\u00E9 r\u00E1zov\u00E9m zat\u011B\u017Eov\u00E1n\u00ED"@cs . "5"^^ . . "65" . "GB - Spojen\u00E9 kr\u00E1lovstv\u00ED Velk\u00E9 Brit\u00E1nie a Severn\u00EDho Irska" . . "Lomov\u00E9 chov\u00E1n\u00ED kompozitu tvo\u0159en\u00E9ho mulitovou matric\u00ED a mulitov\u00FDmi vl\u00E1kny p\u0159i kvazistatick\u00E9m a balistick\u00E9 r\u00E1zov\u00E9m zat\u011B\u017Eov\u00E1n\u00ED"@cs . . . "Fracture behaviour of mullite fibre reinforced-mullite matrix composites under quasi-static and ballistic impact loading"@en . . . . "325;333" . "[152E588C3469]" . "Atiq, S." . "Boccaccini, A. R." . . . "Composites Science and Technology" . "Kaya, C." . . "ceramic matrix composites;mullite matrix;toughness"@en .