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Security and Defense

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Hot air behind jet engine of plane at airport. Airplane is taxiing to runway for take off during sunny summer day. Image from Envato

Current Ni-based alloys used in turbine blade applications are operating at 1100°C which is approximately 90% of the solidus of Ni-based alloys.

Defocused background of night traffic in street of small city. Image from Envato

How fast is a vehicle traveling? For different reasons, this basic question is of interest to other motorists, insurance companies, law enforcement, traffic planners, and security personnel. Solutions to this measurement problem suffer from a number of constraints.