And MIT researchers have worked out a new way to include regeneration into your auto--by designing regenerative shock-absorbers. Shock Absorbers Go Alt-Fuel Green Thanks to MIT "Regenerative" is ...
IEEE T Veh Technol 2011; 60(4): 1384–1393. 10. Zhang Z, Zhang X, Chen W, et al. A high-efficiency energy regenerative shock absorber using supercapacitors for renewable energy applications in range ...