Home News Press Releases MPIE material testers are the best in NRW Publications of David E. J. Armstrong All genres Journal Article (1) Journal Article (1) 1. Journal Article Németh, A. A. N.; Crudden, D. J.; Collins, D. M.; Kuksenko, V.; Liebscher, C.; Armstrong, D. E. J.; Wilkinson, A. J.; Reed, R. C.: On the Influence of Nb/Ti Ratio on Environmentally-Assisted Crack Growth in High-Strength Nickel-Based Superalloys. Metallurgical and Materials Transactions A, Topical Collection: Superalloys and Their Applications 49 (9), pp. 3923 - 3937 (2018) MPG.PuRe DOI