1. Tape-helix model of analysis for the dispersion and interaction impedance characteristics of a helix loaded with a double-negative metamaterial for potential application in vacuum electron devices. Issue 2 (22nd January 2019) Authors: Varshney, Amit K.; Guha, Raktim; Biswas, Sushanta; Sarkar, Partha Pratim; Datta, Subrata K.; Basu, B. N. Journal: Journal of electromagnetic waves and applications Issue: Volume 33:Issue 2(2019) Page Start: 138 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗