Search Results - "NAUDET, Charles J"
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Accurate quantification of blood flow wall shear stress using simulation-based imaging: a synthetic, comparative study
Published in Engineering with computers (01-10-2022)“…Simulation-based imaging (SBI) is a blood flow imaging technique that optimally fits a computational fluid dynamics (CFD) simulation to low-resolution, noisy…”
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Journal Article -
2
Cis-lunar Space Debris Radar Capability and Feasibility
Published in 2023 IEEE Aerospace Conference (04-03-2023)“…With NASA's new focus on returning to the Moon, there is a need to build the capability to detect and track objects or debris that may threaten future missions…”
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Conference Proceeding -
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Radar and Optical Study of Defunct Geosynchronous Satellites
Published in The Journal of the astronautical sciences (01-09-2021)“…Understanding and predicting the evolving spin states of defunct geosynchronous (GEO) satellites and rocket bodies is important for space situational…”
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Towards Cis-Lunar Target Detection using the Deep Space Network and Open-Loop Tracking Measurements
Published in 2023 IEEE Aerospace Conference (04-03-2023)“…As NASA and other space agencies are gearing up to return to the moon, there is significant interest and opportunities in detecting and tracking small objects,…”
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Conference Proceeding -
5
Statistical Studies of Giant Pulse Emission from the Crab Pulsar
Published in The Astrophysical journal (01-11-2011)“…We have observed the Crab pulsar with the Deep Space Network Goldstone 70 m antenna at 1664 MHz during three observing epochs for a total of 4 hr. Our data…”
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Journal Article -
6
A space-time high-order implicit shock tracking method for shock-dominated unsteady flows
Published in Journal of computational physics (15-03-2024)“…High-order implicit shock tracking (fitting) is a class of high-order, optimization-based numerical methods to approximate solutions of conservation laws with…”
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Journal Article -
7
High-order implicit shock tracking boundary conditions for flows with parametrized shocks
Published in Journal of computational physics (15-12-2023)“…High-order implicit shock tracking (fitting) is a class of high-order, optimization-based numerical methods to approximate solutions of conservation laws with…”
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Journal Article -
8
Numerical bifurcation analysis of post-contact states in mathematical models of Micro-Electromechanical Systems
Published in Mathematics and computers in simulation (01-06-2024)“…This paper is a computational bifurcation analysis of a non-linear partial differential equation (PDE) characterizing equilibrium configurations in Micro…”
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Journal Article -
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STATISTICAL STUDIES OF GIANT PULSE EMISSION FROM THE CRAB PULSAR
Published in The Astrophysical journal (01-11-2011)“…We have observed the Crab pulsar with the Deep Space Network Goldstone 70 m antenna at 1664 MHz during three observing epochs for a total of 4 hr. Our data…”
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Journal Article -
10
A space-time high-order implicit shock tracking method for shock-dominated unsteady flows
Published 08-08-2023“…High-order implicit shock tracking (fitting) is a class of high-order, optimization-based numerical methods to approximate solutions of conservation laws with…”
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Journal Article -
11
Atmospheric Media Calibration for the Deep Space Network
Published in Proceedings of the IEEE (01-11-2007)“…Two tropospheric calibration systems have been developed at the Jet Propulsion Laboratory (JPL) using different technologies to achieve different levels of…”
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Journal Article -
12
Accurate quantification of blood flow wall shear stress using simulation-based imaging: a synthetic, comparative study
Published 29-09-2021“…Simulation-based imaging (SBI) is a blood flow imaging technique that optimally fits a computational fluid dynamics (CFD) simulation to low-resolution, noisy…”
Get full text
Journal Article -
13
Atmospheric Media Calibration for the Deep Space Network : Automatic calibration systems have been developed for tracking spacecraft on inter-planetary missions; the systems account for communication delays due to atmospheric effects: Technical advances in deep space communications & tracking: Part 2
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Journal Article -
14
A Bright Fast Radio Burst from FRB 20200120E with Sub-100-Nanosecond Structure
Published 28-09-2021“…ApJL 919, L6 (2021) We present the detection of a bright radio burst at radio frequencies between 2.2--2.3 GHz with the NASA Deep Space Network (DSN) 70 m dish…”
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Journal Article -
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Multiwavelength Radio Observations of Two Repeating Fast Radio Burst Sources: FRB 121102 and FRB 180916.J0158+65
Published 18-11-2020“…The spectra of fast radio bursts (FRBs) encode valuable information about the source's local environment, underlying emission mechanism(s), and the intervening…”
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A Dual-band Radio Observation of FRB 121102 with the Deep Space Network and the Detection of Multiple Bursts
Published 29-09-2020“…ApJL 897, L4 (2020) The spectra of repeating fast radio bursts (FRBs) are complex and time-variable, sometimes peaking within the observing band and showing a…”
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Journal Article -
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Bright X-ray and Radio Pulses from a Recently Reactivated Magnetar
Published 17-05-2020“…Magnetars are young, rotating neutron stars that possess larger magnetic fields ($B$ $\approx$ $10^{13}$-$10^{15}$ G) and longer rotational periods ($P$…”
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Journal Article -
18
Statistical Studies of Giant Pulse Emission from the Crab Pulsar
Published 10-08-2011“…We have observed the Crab pulsar with the Deep Space Network (DSN) Goldstone 70 m antenna at 1664 MHz during three observing epochs for a total of 4 hours. Our…”
Get full text
Journal Article