Retraction notices

Design and analytical modeling of folded waveguide traveling wave tube

Type
Retraction
Notice date
12/21/2009 0:00
Journal
Nuclear Instruments and Methods in Physics Research Section A
Publisher
Elsevier
Notice DOI
10.1016/j.nima.2010.12.156
Original paper DOI
10.1016/j.nima.2009.09.056

Reasons