Influence of the Multi-Mission Radioisotope Thermoelectric Generator (MMRTG) on the local atmospheric environment
RD Lorenz, ES Clarke - Planetary and Space Science, 2020 - Elsevier
A survey around a recently-fueled MMRTG in the terrestrial atmosphere finds a warm air
plume with a characteristic updraft velocity of~ 1 m/s and a temperature rise of~ 4 K …
plume with a characteristic updraft velocity of~ 1 m/s and a temperature rise of~ 4 K …
A novel high-performance mission-enabling multi-purpose radioisotope heat source
Recent studies indicate science mission concepts targeting access to the sub-surface
oceans of icy moons require ice-penetrating cryobots powered by advanced Radioisotope …
oceans of icy moons require ice-penetrating cryobots powered by advanced Radioisotope …
The low electrical conductivity of Titan's lower atmosphere
RD Lorenz - Icarus, 2021 - Elsevier
Titan's near-surface atmosphere, with a relatively high density and with weak ion production
by cosmic rays or other sources, likely has a lower electrical conductivity than the Earth's …
by cosmic rays or other sources, likely has a lower electrical conductivity than the Earth's …
Criticality Calculations for Step‐2 GPHS Modules
RJ Lipinski, DL Hensen - AIP Conference Proceedings, 2008 - pubs.aip.org
The Multi‐Mission Radioisotope Thermoelectric Generator (MMRTG) will use an improved
version of the General Purpose Heat Source (GPHS) module as its source of thermal power …
version of the General Purpose Heat Source (GPHS) module as its source of thermal power …
Modeling Ionizing Radiation for Spaceflight Dynamic Radioisotope Power Systems
MBR Smith, MW Swinney… - 2022 IEEE Aerospace …, 2022 - ieeexplore.ieee.org
This paper presents methods, simulations, and analyses for spaceflight ionizing radiation
exposures to three dynamic radioisotope power systems (DRPSs). The specific systems …
exposures to three dynamic radioisotope power systems (DRPSs). The specific systems …
Characterization of 238puo2 Neutron and Gamma Radiation Based on the Latest Nuclear Database
C Haodong, Z Yingzeng, Z Changfan, H Chen… - Available at SSRN … - papers.ssrn.com
Abstract Plutonium-238 (238Pu) has served as an optimal fuel for radioisotope heat sources
in numerous space and planetary exploration missions for more than 60 years. However …
in numerous space and planetary exploration missions for more than 60 years. However …