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Technology	evaluated	Overall Potential	-- show additional criterion -- Barriers Benefits (other than environmental) Energy efficiency (single vehicles) Status of development Technology field Vehicle - fix costs
Transversal flux motor		promising
Elimination of dining car		not promising
Fuel or oil additives for diesel traction		not promising
Optimisation of traction software		promising
Aerodynamic optimisation of pantographs		interesting
Aluminium car-body		very promising
Fibre reinforced polymers		promising
Sandwich structures		promising
Light coach interior equipment		promising
Single-axle bogies		very promising
Articulated trains (Jakob-type bogies)		promising
Mechatronic innovations for future running gear		very promising

© UIC - International Union of Railways 2003