1–20 von 20 Ergebnissen
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    Ocean world sampling and data communication through significant ice depths

    Sherrit, Stewart / Lee, Hyeong Jae / Bao, Xiaoqi et al. | NTRS | 2017

    Piezoelectric Actuated Drills Developed at JPL and the Percussive Augmenter of Rotary Drills (PARoD)

    Bar-Cohen, Yoseph / Sherrit, Stewart / Badescu, Mircea et al. | NTRS | 2012

    Drilling mechanisms using piezoelectric actuators

    Chang, Zensheu / Bao, Xiaoqi / Lee, Hyeong Jae et al. | NTRS | 2019

    Resonance analysis of high temperature piezoelectric materials for actuation and sensing

    Sherrit, Stewart / Bao, Xiaoqi / Bar-Cohen, Yoseph et al. | NTRS | 2004

    Acoustic Communication in Ice Crust for Ocean Accessing Probes

    Bao, Xiaoqi / Bar-Cohen, Yoseph / Badescu, Mircea et al. | TIBKAT | 2021

    Design and analysis of ultrasonic horn for USDC (Ultrasonic/Sonic Driller/Corer)

    Chang, Zensheu / Sherrit, Stewart / Bao, Xiaoqi et al. | NTRS | 2004

    Sample containerization and planetary protection using brazing for breaking the chain of contact to Mars

    Sandhu, Sukhwinder / Bombela, Erik / Lee, Hyeong Jae et al. | NTRS | 2019

    Rock Sampling using the Ultrasonic/Sonic Driller/Corer (USDC) for in-situ planetary exploration

    Bao, Xiaoqi / Bar-Cohen, Yoseph / Chang, Zensheu et al. | NTRS | 2006

    Foldable Instrumented Bits for Ultrasonic/Sonic Penetrators

    Bar-Cohen, Yoseph / Badescu, Mircea / Iskenderian, Theodore et al. | NTRS | 2010

    Communication and Obstacles Detection Using Piezoelectric Transducers in a Penetrator Melting Deep Ice on Ocean Worlds

    Bar-Cohen, Yoseph / Bao, Xiaoqi / Lee, Hyeong Jae et al. | Springer Verlag | 2023
    Beteiligte: Bar-Cohen, Yoseph

    Deep Drilling and Sampling via Compact Low-Mass Rotary-Hammer Auto-Gopher

    Bar-Cohen, Yoseph / Badescu, Mircea / Bao, Xiaoqi et al. | ASCE | 2010

    The JPL's Electroactive Technologies Group and its NDEAA lab

    Sherrit, Stewart / Lih, Shyh-Shiuh / Lee, Hyeong Jae et al. | NTRS | 2016

    System Would Acquire Core and Powder Samples of Rocks

    Bar-Cohen, Yoseph / Randolph, James / Bao, Xiaoqi et al. | NTRS | 2006

    Characterization of Piezoelectric Stacks for Space Applications

    Sherrit, Stewart / Jones, Christopher / Aldrich, Jack et al. | ASCE | 2008

    Drilling at High Temperatures Using Ultrasonic/Sonic Actuated Mechanism

    Bar-Cohen, Yoseph / Bao, Xiaoqi / Widholm, Scott et al. | ASCE | 2010

    Using ERF Devices to Control Deployments of Space Structures

    Bar-Cohen, Yoseph / Chang, Zensheu / Salama, Moktar et al. | NTRS | 2003

    Planetary sample sealing for caching

    Backes, Paul / Onstott, Tullis / Bar-Cohen, Yoseph et al. | IEEE | 2009

    Auto-Gopher-2 (AG2) - an autonomous wireline piezo-percussive drill for deep excavation

    Paulsen, Gale L. / Kim, Daniel / Mellerowicz, Bolek et al. | NTRS | 2019

    Lemur IIb: a robotic system for steep terrain

    Kennedy, Brett / Okon, Avi / Aghazarian, Hrand et al. | NTRS | 2005

    Wireline deep drill for exploration of Mars, Europa, and Enceladus

    Zacny, Kris / Paulsen, Gale / Bar-Cohen, Yoseph et al. | IEEE | 2013