21 to 30 of 31 Results
Mar 3, 2003
Chang, Z.; Sherrit, S.; Bao, X.; Bar-Cohen, Y., 2003, "In-situ rock probing using the Ultrasonic/Sonic Driller/Corer (USDC)", https://hdl.handle.net/2014/6440, ['Smart Structures Symposium, EAP Actuators and Devices (EAPAD)', 'San Diego, CA, USA'], JPL Open Repository
Ability of in-situ sampling and analysis are important capabilities to allow meeting the major objectives of future NASA's planetary exploration missions. |
May 29, 2001
Sherrit, S.; Sigel, D. A.; Gradziel, M. J.; Bao, X.; Askins, S. A.; Dolgin, B. P.; Bar-Cohen, Y., 2001, "Characterization of transducers and resonators under high drive levels", https://hdl.handle.net/2014/12840, ['IEEE', 'Atlanta, Georgia, USA'], JPL Open Repository
No abstract provided |
May 14, 2001
Bar-Cohen, Y.; Sherrit, S.; Dolgin, B. P.; Bridges, N.; Bao, X.; Chang, Z.; Yen, A.; Saunders, R. S., 2001, "Sample acquisition and analysis using the Ultrasonic/Sonic Driller/Corer (USDC)", https://hdl.handle.net/2014/12402, ['Instrument Precision in Robotic Studies on the Martian Surface Workshop', 'Houston, Texas, USA'], JPL Open Repository
No abstract provided |
May 2, 2001
Sherrit, S.; Bar-Cohen, Y.; Dolgin, B. P.; Bridges, N.; Bao, X.; Chang, Z.; Yen, A.; Saunders, R. S.; Rainen, R. A.; Dawson, S. F., 2001, "Sample acquisition and in-situ analysis using the ultrasonic/sonic driller/corer (USDC) and robotic platforms", https://hdl.handle.net/2014/12746, ['The 6th International Symposium on Artificial Intelligence, Robotics, and Automation in Space', 'Montreal, Canada'], JPL Open Repository
Future NASA exploration missions to Mars, Europa, Titan, comets and asteroids are seeking to perform sampling, in-situ analysis and possibly return of material to Earth for further tests. |
Mar 5, 2000
Bar-Cohen, Y.; Sherrit, S.; Dolgin, B.; Pal, D.; Peterson, T., 2000, "Ultrasonic/Sonic Drilling/Coring (USDC) for in-situ Planetary Application", https://hdl.handle.net/2014/17979, ['Active Materials: Behavior and Mechanics', 'Newport Beach, CA, USA'], JPL Open Repository
No abstract provided |
Oct 19, 1999
Sherrit, S.; Leary, S.; Bar-Cohen, Y., 1999, "Comparison Of The Mason and KLM Equivalent Circuits for Piezoelectric Resonators in the Thickness Mode", https://hdl.handle.net/2014/18303, ['International Ultrasonic Symposium', 'Lake Tahoe, Nevada, USA'], JPL Open Repository
The parameters of the KLM and Mason's equivalent circuits in the thickness mode are presented to include dielectric, elastic and piezoelectric lines. |
Oct 19, 1999
Sherrit, S.; Dolgin, B.; Bar-Cohen, Y.; Pal, D.; Kroh, J.; Peterson, T., 1999, "Modeling of Horns for Sonic/Ultrasonic Applications", https://hdl.handle.net/2014/17432, ['IEEE, International Ultrasonic Symposium', 'Lake Tahoe, Nevada, USA'], JPL Open Repository
No abstract provided |
Oct 19, 1999
Sherrit, S.; Dolgin, B.; Bar-Cohen, Y.; Pal, D.; Kroh, J.; Peterson, T., 1999, "Modeling of Horns for Sonic/Ultrasonic Applications", https://hdl.handle.net/2014/18304, ['International Ultrasonic Symposium', 'Lake Tahoe, Nevada, USA'], JPL Open Repository
JPL has a requirement for telerobotic tools for planetary sample acquisition, which require low power and have the ability to work in harsh environments. |
Oct 19, 1999
Sherrit, S.; Leary, S.; Bar-Cohen, Y., 1999, "Comparison of the Mason and KLM Equivalent Circuits for Piezoelectric Resonators in the Thickness Mode", https://hdl.handle.net/2014/17433, ['IEEE, International Ultrasonic Symposium', 'Lake Tahoe, Nevada, USA'], JPL Open Repository
No abstract provided |
Mar 22, 1999
Bar-Cohen, Y.; Sherrit, S.; Dolgin, B.; Peterson, T.; Pal, D., 1999, "Ultrasonic Drilling and Coring", https://hdl.handle.net/2014/17137, ['American Society for NDT (ASNT)', 'U.S.A.'], JPL Open Repository
No abstract provided |