TY - JOUR AU - Njiwa, Alain AU - Fett, Theo AU - Rodel, J AU - Quinn, George C2 - Journal of the American Ceramic Society DA - 2004-08-01 00:08:00 LA - en M1 - 87 PB - Journal of the American Ceramic Society PY - 2004 TI - Crack Tip Toughness Measurements on a Sintered Reaction Bonded Si3N4 ER -