TY - JOUR AU - Alain Njiwa AU - Theo Fett AU - J Rodel AU - George Quinn 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 -