A Closer Look at Stealth, Part 3: Radar-Absorbent Material | Aviation Week Network
PDF) Specialty Microwave (Radar) Absorbent Material (RAM) For Space, Radar/Missile Project
Development of Radar Absorbing Material (RAM) Nano Material /Smart Material to reduce the RCS of u/w platform masts at periscope depth | Technology Development Fund (TDF)
Stealth technology integrated into different substrates