Haim Grebel, Professor of Electrical and Computer Engineering at NJIT, conducts research in nonlinear optics, electromagnetic shields, short-term energy storage elements and a new concept - digital electric networks. 

Recent projects sponsored by the DoD are:  

• “Stacked 2-D Meta-structures for Shielding High-Power Laser Radiation” – novel meta-structures for electromagnetic (EM) applications
• “Hierarchical Phase-Change Materials as Passively Adaptive Microwave Shields” – nonlinear structured EM shields