1. Direct brazing of sapphire to niobium;Walker;Weld. J.,2010
2. N. Nayek, K. Subhadra, M. Kandpal, A. Naik, S. Chatterjee, A. Majumdar, M.V. Kartikeyan, A.K. Sinha, P.K. Jain, K. Satyanarayana, S.N. Joshi, A.L. Das, Development of Window for First Indian Gyrotron, IEEE International Vacuum Electronics Conference, 2009, pp. 499–500.
3. N. Nayek, K. Subhadra, M. Kandpal, A. Majumdar, S. Chatterjee, C.S. Nainwad, R. Krishnan, S. Das, Sapphire Based High-power Microwave Window, IEEE International Conference on Microwave, 2008, pp. 598–600.
4. Large-area sapphire windows;Gentilman;Proc. SPIE,2003
5. In situ observation of Ag–Cu–Ti liquid alloy/solid oxide interfaces;Durov;Mater. Sci. Eng. A,2008