2 results for 'john rotor'

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Torque Production in a Halbach Machine

Dennis J. Eichenberg

The NASA John H. Glenn Research Center initiated the investigation of torque production in a Halbach machine for the Levitated Ducted Fan (LDF) Project to obtain empirical data in determining the...

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$31.84

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Development of a 32 Inch Diameter Levitated Ducted Fan Conceptual Design

Dennis J. Eichenberg

The NASA John H. Glenn Research Center has developed a revolutionary 32 in. diameter Levitated Ducted Fan (LDF) conceptual design. The objective of this work is to develop a viable non-contact...

RRP: $32.66

$31.84

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