1 to 10 of 301 Results
Sep 12, 2021
Mohamed, Mohamed Sabry; Forouhar, Siamak, 2021, "β-BBO-on-Insulator Waveguide Design for Deep-Ultraviolet Generation", https://hdl.handle.net/2014/55251, ECOC 2021, Bordeaux, France, September 12-16, 2021, JPL Open Repository
We present a rib waveguide design in β-barium borate-on-insulator platform for coherent deep-ultraviolet generation down to a wavelength of 230 nm via nonlinear frequency conversion. |
Mar 6, 2021
Hihn, Jairus M; Chattopadhyay, Debarati, 2021, "What Makes Hybrid Concurrent Engineering Teams Work and Not Work: A Theoretical Analysis", https://hdl.handle.net/2014/54246, 2021 IEEE Aerospace Conference, Big Sky, Montana, March 6-13, 2021, JPL Open Repository
Aerospace concurrent engineering teams (CETs) have been around since 1995 and have evolved into various shapes and forms. Historically, CETs have been designed to function with all team members physically collocated. In order to continue operating during the coronavirus pandemic,... |
Mar 6, 2021
Sterczewski, L.A.; Bagheri, M.; Frez, C.; Canedy, C. L.; Vurgaftman, I.; Kim, M.; Kim, C. S.; Merritt, C. D.; Bewley, W. W.; Faist, J.; Wysocki, G.; Meyer, J. R, 2021, "Waveguiding and Dispersion Properties of Interband Cascade Laser Frequency Combs", https://hdl.handle.net/2014/54437, 2021 SPIE Photonics West, San Francisco, California, March 6-11, 2021, JPL Open Repository
Mid-infrared semiconductor lasers have emerged as indispensable compact coherent sources for military and commercial applications. While much of the historical emphasis has been on maximizing the output power and/or spectral purity, a recent new focus has been on engineering thes... |
Mar 6, 2021
Williams, Jeffrey, 2021, "Verifying Mars 2020 Sampling and Caching Robotic Functions with Position Budgeting Process and Tool", https://hdl.handle.net/2014/54239, 2021 IEEE Aerospace Conference, Big Sky, Montana, March 6-13, 2021, JPL Open Repository
The Mars 2020 Perseverance Rover was launched on July 30th, 2020 with one of the most complex robotic systems ever implemented on an interplanetary mission. Much of this robotic complexity resides in the Rover Sampling and Caching Subsystem (SCS) to enable collection of Martian s... |
Mar 6, 2021
Beauchamp, Patricia M; Gilmore, Martha; Lynch, Richard; Sarli, Bruno; Nicoletti, Anthony; Jones, Andrew; Ginyard, Amani; Segura, Marcia, 2021, "Venus Flagship Mission Concept: A Decadal Survey Study", https://hdl.handle.net/2014/53266, 2021 IEEE Aerospace Conference, Big Sky, Montana, March 6-13, 2021, JPL Open Repository
More than any other known planet, Venus is essential to our understanding of the evolution and habitability of Earth-size planets throughout the galaxy. We address two critical questions for planetary science: 1) How, if at all, did Venus evolve through a habitable phase? 2) What... |
Jun 23, 2021
Probst, Alena; Spilker, Linda; Hofstadter, Mark; Spilker, Tom; Atkinson, David H.; Mousis, Olivier; Simon, Amy, 2021, "VAPRE: A tool to support the design optimization of planetary entry probe missions", https://hdl.handle.net/2014/55092, 8th International Conference on Astrodynamic Tools and Techniques, Pasadena, California, June 23-25, 2021, JPL Open Repository
The importance of the atmospheric data collected by planetary entry probes has been emphasized since the results of Galileo in 1995 and are reflected in the interest . The results add to our fundamental understanding about the formation and the evolution of our solar system. Of s... |
Mar 6, 2021
Sternberg, David C; Mohan, Swati, 2021, "Validation of Small Satellite Dynamics Simulation Modules using ASTERIA Flight Data", https://hdl.handle.net/2014/53251, 2021 IEEE Aerospace Conference, Big Sky, Montana, March 6-13, 2021, JPL Open Repository
ASTERIA (Arcsecond Space Telescope Enabling Research in Astrophysics) was a CubeSat space telescope that operated in low-Earth orbit, having been deployed from the International Space Station in 2017. The spacecraft has achieved sub-arcsecond pointing stability and millikelvin th... |
Jul 19, 2021
Davis, Evan W; Dhamani, Nihal; Troesch, Martina; Johnston, Mark, 2021, "Utilizing Schedule Constraints to Improve Automated Scheduling in NASA's Deep Space Network", https://hdl.handle.net/2014/55084, 2021 International Workshop on Planning and Scheduling for Space (IWPSS), Pasadena, California, July 19-23, 2021, JPL Open Repository
NASA’s Deep Space Network (DSN) is a mission critical facility that supports many different space missions,from LEO to deep space exploration. In recent years, as the network has suffered from increasing oversubscription, more restrictions have been added to reduce the amount of... |
Jul 19, 2021
Swope, Jason; Chien, Steve; Bosch-Lluis, Xavier; Yue, Qin; Tavallali, Peyman; Ogut, Mehmet; Ramos, Isaac; Kangaslahti, Pekka; Deal, William; Cooke, Caitlyn, 2021, "Using Intelligent Targeting to increase the science return of a Smart Ice Storm Hunting Radar", https://hdl.handle.net/2014/55085, IWPSS 2021, Pasadena, California, July 19-23, 2021, JPL Open Repository
Smart Ice Cloud Sensing (SMICES) is a small-sat concept in which a radar intelligently targets ice storms based on information collected by a lookahead radiometer. Often space observations are performed by continuously collecting data from an instrument aimed at nadir (e.g. direc... |
Jan 31, 2021
Kumar, Bhanu; Anderson, Rodney L; de la Llave, Rafael, 2021, "Using GPUs and the Parameterization Method for Rapid Search and Refinement of Connections between Tori in Periodically Perturbed Planar Circular Restricted 3-Body Problems", https://hdl.handle.net/2014/54282, 31st AAS/AIAA Space Flight Mechanics Meeting, Charlotte, North Carolina, January 31 - February 4, 2021, JPL Open Repository
When the planar circular restricted 3-body problem is periodically perturbed, most unstable periodic orbits become invariant tori. However, 2D Poincare ́ sections no longer work to find their manifolds’ intersections; new methods are needed. In this study, we first review a metho... |
