Dr. Jon R. Pratt Profile

Dr. Jon R. Pratt

Mechanical Engineer at National Institute of Standards and Technology

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Publications (6)

Proceedings Article | 9 March 2023 Presentation

Ultra-low-loss torsion resonators for quantum imaging and chip-scale gravimetry

Dalziel Wilson, Jon Pratt, Aman Agrawal, Charles Condos, Christian Pluchar, Stephan Schlamminger

Proceedings Volume PC12447, PC124472A (2023) https://doi.org/10.1117/12.2656972

KEYWORDS: Resonators, Quantum efficiency, Precision measurement, Optomechanical design, Nanostructures, Microscopy, Interferometry

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Proceedings Article | 3 October 2022 Presentation

High-Q nanomechanical torsion beams for quantum experiments and precision sensing

Christian Pluchar, Aman Agrawal, Charles Condos, Jon Pratt, Stephan Schlamminger, Dalziel Wilson

Proceedings Volume PC12198, PC121980U (2022) https://doi.org/10.1117/12.2635905

KEYWORDS: Optomechanical design, Silicon, Resonators, Optical testing, Clocks

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Proceedings Article | 10 May 2005 Paper

Metrologies for quantitative nanomechanical testing and quality control in semiconductor manufacturing

Jon Pratt, John Kramar, David Newell, Douglas Smith

Proceedings Volume 5752, (2005) https://doi.org/10.1117/12.607339

KEYWORDS: Calibration, Standards development, Metrology, Atomic force microscopy, Electrodes, Control systems, Sensors, Interferometers, Process control, Capacitance

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Proceedings Article | 27 July 1998 Paper

Smart structures for chatter control

Jon Pratt, Ali Nayfeh

Proceedings Volume 3329, (1998) https://doi.org/10.1117/12.316890

KEYWORDS: Control systems, Actuators, Smart structures, Motion models, Sensors, Feedback control, Vibration control, Surface finishing, Modulation, Active vibration control

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Proceedings Article | 6 June 1997 Paper

Terfenol-D nonlinear vibration absorber

Jon Pratt, Shafic Oueini, Ali Nayfeh

Proceedings Volume 3041, (1997) https://doi.org/10.1117/12.275692

KEYWORDS: Actuators, Analog electronics, Magnetism, Control systems, Complex systems, Electrodynamics, Amplifiers, Electronic circuits, Absorption, Feedback signals

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Proceedings Article | 8 September 1993 Paper

Development and analysis of a self-sensing magnetostrictive actuator design

Jon Pratt, Alison Flatau

Proceedings Volume 1917, (1993) https://doi.org/10.1117/12.152827

KEYWORDS: Transducers, Actuators, Bridges, Intelligence systems, Magnetism, Systems modeling, Smart structures, Magnetostrictive materials, Electromechanical design, Amplifiers

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Showing 5 of 6 publications

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