M B. Ruggles-Wrenn et al/ Composites Science and Technology 66 (2006)2089-2099 [25] Davis JB, Lofvander JPA, Evans AG. Fiber coating concepts for [35] Boakye EE, Petry MD, Hay rs, Douglas LM. Monazite coatings on brittle matrix composites. J Am Ceram Soc 1993: 76(5): 1249-5 Nextel 720, 610, and Tyranno-SA fiber tows: effects of precursors on [26] Levi CG, Yang JY, Dalgleish BJ, Zok FW, Evans AG. Processing fiber strength Ceram Eng Sci Proc 2000: 21(4): 229-36 and performance of an all-oxide ceramic composite. J Am Ceram Soc [36]Lee SS, Zawada LP, Staehler J, Folsom CA. Mechanical behavior 998:81:2077-86 and high-temperature performance of a woven Nicalon/Si-N-C [27] Mattoni MA, Yang JY, Levi CG, Zok FW. Effects of matrix porosity ceramic-matrix composite. J Am Ceram Soc 1998: 81(7): 1797-811 on the mechanical properties of a porous matrix, all-oxide ceramic [37]Zawada LP, Hay RS, Lee Ss, Staehler J Characterization and high- composite. J Am Ceram Soc 2003: 84(11): 2594-602 temperature mechanical behavior of an oxide/oxide composite. J Am [28] Kerans RJ, Hay rs, Parthasarathy TA. Cinibulk MK. Interface Ceram Soc2003:86(6:98l-90. lesign for oxidation-resistant ceramic composites. J Am Ceram Soc: [38]Ruggles-Wrenn MB, Mall S, Eber CA, Harlan LB. Effects of steam 00285(11):2599-632 environment on high-temperature mechanical behavior of Nex. 9] Morgan PED, Marshall DB. Functional interfaces for oxide/oxide tel720/Alumina CO/A)continuous fiber ceramic composite. omposites. Mater Sci Eng 1993: A162: 15-25. opposites: Part A, in press. [30] Morgan PED, Marshall DB, Housley RM. High-temperature stabil- [39] Keller KA, Mah Tl, Parthasarathy TA, Boakye EE, Mogilevsky P, f monazite-alumina composites. Mater Cinibulk MK. Effectiveness of monazite coatings in oxide/oxid 95:A195215-22 composites after long-term exposure at high temperature. JAm B1] Chawla KK, Liu H, Janczak-Rusch J, Sambasivan S. Micro- Ceram Soc2003:86(2):325-32 structure and properties of monazite (LaPO4) coated saphikon [40]Wilson DM. Visser LR. High performance oxide fibers for metal and ber/alumina matrix composites. J Eur Ceram Soc ceramic composites. Composites: Part A 2001: 32: 1143-53 000:20:551-9 141] Casas L, Martinez-Esnaola JM. Microstructural characterization of [32] Cazzato A, Colby M, Daws D, Davis J, Morgan P, Porter J, an alumina/ mullite composite tested in creep. Mater Sci Eng et al. Monazite interface coatings in polymer and sol-gel derived 004;A368:13944 trix composites. Ceram Eng Sci Proc [42] Pysher DJ, Tressler RE. Creep rupture studies of two alumina-based 97;18(3)26978. ceramic fibers. J Mater Sci 1992- 27: 423-8 33] Kuo Dh, Kriven WM, Mackin TJ. Control of interfacial properties [43] Pysher DJ, Tressler RE. Tensile creep rupture behavior of alumina- through fiber coatings: monazite coatings in oxide-oxide composites based polycrystalline oxide fibers. Ceram Eng Sci Proc 1992: Am Ceram Soc1997;8012:2987-96 13(7-8):218-26 34] Boakye EE, Hay Rs, Petry MD. Continuous coating of oxide fiber [44 wilson DM, Lunenburg DC, Lieder SL High-temperature properties tows using lq cursors: monazite coatings on Nextel 720. J Am f Nextel 610 and alumina-based nanocomposite fibers. Ceram En Ceram Soc199982(9):2321-31 Sci Proc1992;14(7-8)609-21[25] Davis JB, Lofvander JPA, Evans AG. Fiber coating concepts for brittle matrix composites. J Am Ceram Soc 1993;76(5):1249–57. [26] Levi CG, Yang JY, Dalgleish BJ, Zok FW, Evans AG. Processing and performance of an all-oxide ceramic composite. J Am Ceram Soc 1998;81:2077–86. [27] Mattoni MA, Yang JY, Levi CG, Zok FW. Effects of matrix porosity on the mechanical properties of a porous matrix, all-oxide ceramic composite. J Am Ceram Soc 2003;84(11):2594–602. [28] Kerans RJ, Hay RS, Parthasarathy TA, Cinibulk MK. Interface design for oxidation-resistant ceramic composites. J Am Ceram Soc; 2002;85(11):2599–632. [29] Morgan PED, Marshall DB. Functional interfaces for oxide/oxide composites. Mater Sci Eng 1993;A162:15–25. [30] Morgan PED, Marshall DB, Housley RM. High-temperature stabil￾ity of monazite–alumina composites. Mater Sci Eng 1995;A195:215–22. [31] Chawla KK, Liu H, Janczak-Rusch J, Sambasivan S. Micro￾structure and properties of monazite (LaPO4) coated saphikon fiber/alumina matrix composites. J Eur Ceram Soc 2000;20:551–9. [32] Cazzato A, Colby M, Daws D, Davis J, Morgan P, Porter J, et al. Monazite interface coatings in polymer and sol–gel derived ceramic matrix composites. Ceram Eng Sci Proc 1997;18(3):269–78. [33] Kuo DH, Kriven WM, Mackin TJ. Control of interfacial properties through fiber coatings: monazite coatings in oxide–oxide composites. J Am Ceram Soc 1997;80(12):2987–96. [34] Boakye EE, Hay RS, Petry MD. Continuous coating of oxide fiber tows using liquid precursors: monazite coatings on Nextel 720. J Am Ceram Soc 1999;82(9):2321–31. [35] Boakye EE, Petry MD, Hay RS, Douglas LM. Monazite coatings on Nextel 720, 610, and Tyranno-SA fiber tows: effects of precursors on fiber strength. Ceram Eng Sci Proc 2000;21(4):229–36. [36] Lee SS, Zawada LP, Staehler J, Folsom CA. Mechanical behavior and high-temperature performance of a woven NicalonTM/Si–N–C ceramic–matrix composite. J Am Ceram Soc 1998;81(7):1797–811. [37] Zawada LP, Hay RS, Lee SS, Staehler J. Characterization and high￾temperature mechanical behavior of an oxide/oxide composite. J Am Ceram Soc 2003;86(6):981–90. [38] Ruggles-Wrenn MB, Mall S, Eber CA, Harlan LB. Effects of steam environment on high-temperature mechanical behavior of Nex￾telTM720/Alumina (N720/A) continuous fiber ceramic composite. Composites: Part A, in press. [39] Keller KA, Mah TI, Parthasarathy TA, Boakye EE, Mogilevsky P, Cinibulk MK. Effectiveness of monazite coatings in oxide/oxide composites after long-term exposure at high temperature. J Am Ceram Soc 2003;86(2):325–32. [40] Wilson DM, Visser LR. High performance oxide fibers for metal and ceramic composites. Composites: Part A 2001;32:1143–53. [41] Casas L, Martinez-Esnaola JM. Microstructural characterization of an alumina/mullite composite tested in creep. Mater Sci Eng 2004;A368:139–44. [42] Pysher DJ, Tressler RE. Creep rupture studies of two alumina-based ceramic fibers. J Mater Sci 1992;27:423–8. [43] Pysher DJ, Tressler RE. Tensile creep rupture behavior of alumina￾based polycrystalline oxide fibers. Ceram Eng Sci Proc 1992; 13(7–8):218–26. [44] Wilson DM, Lunenburg DC, Lieder SL. High-temperature properties of Nextel 610 and alumina-based nanocomposite fibers. Ceram Eng Sci Proc 1992;14(7–8):609–21. M.B. Ruggles-Wrenn et al. / Composites Science and Technology 66 (2006) 2089–2099 2099