Nuclear and Emerging Technologies for Space (NETS 2024)

Full Issue

Fusion Propulsion Constraints Required by Robust Exoplanet Exploration

Gerald P. Jackson (Hbar Technologies)

Feasibility Study of Micro Molten Salt Metal Reactor (MSMR) for Lunar Base Application

Jaehyun Ryu (KAIST), Eunhyug Lee (KAIST), Yonghee Kim (KAIST)

Development of a Digital Twin of the USNC Pylon System

Z.G. Tucker (Oregon State), T.S. Palmer (Oregon State)

Preliminary Design and Neutronic Feasibility Study of Reactor Cores Using LEU for Space Nuclear Technology

Sung Hoon Choi (KAERI), Chan Soo Kim (KAERI)

Estimation of the Maximum Number of Fissions for a Space Nuclear Reactor

Patrick McClure (Space Nuclear Power Corp.), David Poston (Space Nuclear Power Corp.)

A Model Based Systems Engineering Approach to Space Nuclear System Safety

B. Fisher (Lockheed Martin Space), M. Granger (Lockheed Martin Space), A. Herbert (Lockheed Martin Space), N. Roberts (Lockheed Martin Space)

Impact on Mars Crew Vehicle with Nuclear Propulsion and Use of Artificial Gravity

C. Russell Joyner II (Aerojet Rocketdyne), Jacob Evans (Aerojet Rocketdyne), Timothy Kokan (Aerojet Rocketdyne), Daniel J. H. Levack (Aerojet Rocketdyne), Rodney Noble (Aerojet Rocketdyne), Christopher Reynolds (Aerojet Rocketdyne)

Thermal Testing Results of Clad Yttrium Hydride

C.A. Kohnert (LANL), A.P. Shivprasad (LANL), M. Pate (LANL), E.P. Luther (LANL), H.R. Trellue (LANL), D. V. Rao (LANL)

Yttrium Hydride Moderator Cladding Fabrication

Michal Pate (LANL), Erik Luther (LANL), Caitlin Kohnert (LANL), Aditya Shivprasad (LANL)

Hydrogen Transport in Yttrium Hydride Under Asymmetric Heat

Hanns Gietl (INL), Chase N. Taylor (INL), M. Nedim Cinbiz (INL), Sebastian Corbisiero (INL)

Survivability Testing of Fused Silica Moderator Cladding

Chase N. Taylor (INL), Aditya P. Shivprasad (LANL), H. Kris Woodbury (INL), Hanns Gietl (INL), Sebastian C. Corbisiero (INL)

Pelleting and Analysis of Mixed Ce/U Oxides for Space Applications

Hywel Ragnauth (Univ. Manchester), Samira Bostanchi (Lucideon), Gareth Jones (Lucideon), David Pearmain (Lucideon), Mark Sarsfield (National Nuclear Laboratory), Tim Abram (Univ. Manchester), Robert Harrison (Univ. Manchester)

Electrodeposition of Zirconium on Uranium Nitride

Jarom Chamberlain (LANL), Hannah Patenaude (LANL), Amanda Musgrove (LANL), Rami Batrice (LANL), Erofili Kardoulaki (LANL), Marisa Monreal (LANL), Tim Coons (LANL)

Thermal Diffusivity Measurements of NpO2-Al Cermets

Victor Bautista (ORNL), Justin Griswold (ORNL), Chris Jensen (ORNL)

Modular CdZnTe Imaging Spectrometers for General Radiation Detection Applications in Space

Michael Streicher (H3D), Willy Kaye (H3D), Feng Zhang (H3D), Jim Mason (H3D), Ryan Parsons (H3D), David Goodman (H3D), Daniel Shy (U.S. Naval Research Laboratory), Bernard Phlips (U.S. Naval Research Laboratory)

Direct In-Core Conversion Fission Reactor: Powering Space Exploration over the Kilowatt Horizon

Oliver Jeffery (Univ. Leicester), Agostino Maurotto (Univ. Leicester), Richard M. Ambrosi (Univ. Leicester), Ramy Mesalam (Univ. Leicester), Pierluigi Chiovaro (Universita di Palermo), Pietro Alessandro Di Maio (Universita di Palermo)

Assessment of Nuclear Electric Propulsion (NEP) Concepts and Development of a NEP Roadmap for Europe

Pablo Rubiolo (Grenoble Institute of Technology), Nicolas Capellan (Grenoble Institute of Technology), Stefano Lorenzi (Politecnico di Milano), Ricardo Boccelli (Politecnico di Milano), Andrea D'Octtavio (Thales Alenia Space), Angelica Peressotti (Thales Alenia Space), Federico Romei (OhmSpace), André Cuenca (Alcadia), Antonio Sauvage (Alcadia), Alessandra Barco (Univ. Leicester), Andreas Hein (Univ. Luxembourg), Adam Abdin (CentraleSupélec)

Development of an Advanced Power Conversion System for Next Generation Space Nuclear Applications

Jon Ebacher (Rolls-Royce Corp.), Eric Maxeiner (Rolls-Royce North America), Neil Backus (Rolls-Royce Corp.)

A Strategy for Successful, Expeditious Development and In-Space Demonstration, as well as Continuing Growth, of Nuclear Electric Propulsion (NEP) Platforms for a wide Range of USSF, NASA, and Commercial Applications

Joseph A. Sholtis (Sholtis Engineering & Safety Consulting)

Emerging High Temperature Sensors and Electronics for Future Lunar-Martian Reactors

Robert Okojie (NASA Glenn Research Center), Philip Neudeck (NASA Glenn Research Center), Susan Wrbanek (NASA Glenn Research Center), John Wrbanek (NASA Glenn Research Center)

Regulatory Readiness Level (RRL) as a Technology Readiness Level (TRL) Parallel for Gauging Holistic Technology Maturity for Space Nuclear Technology

Christopher Morrison (Independent Researcher)

Expanding the Price-Anderson Act (PAA) to Cover Private Sector Space Nuclear Power and Propulsion (SNPP)

Clarence H. Tolliver (Pillsbury Winthrop Shaw Pittman), Sidney L. Fowler (Pillsbury Winthrop Shaw Pittman), Jeffrey S. Merrifield (Pillsbury Winthrop Shaw Pittman)

Roles of Nuclear Electric Propulsion and Nuclear Thermal Propulsion in Cislunar Space

Robert Schleicher (General Atomics), Christina Back (General Atomics), Gregory Burgess (General Atomics)

NASA's Interest in Radiation Tolerance and Requirements of Candidate Technologies for Fission Surface Power and Further Relevance to Dynamic Radioisotope Power Systems

Tyler R. Steiner (NASA Glenn Research Center), Robert J. Bruckner (NASA Glenn Research Center), Scott D. Wilson (NASA Glenn Research Center)

RANS-CFD Simulation of Cryogenic Tank Depressurization by Jet Induced Mixing

Eymon Lan (Rensselaer Polytechnic Institute), Shanbin Shi (Rensselaer Polytechnic Institute)

Tolerance Stacks in the Methods, Solvers and User Applications of Analytical Techniques for Small Reactors

Herschel P. Smith (BWX Technologies, Inc.)

Monte Carlo-Based Shield Mass Modeling for a Reference NEP Reactor

Alexander Foutch (Missouri Univ. Science and Technology), Reed Herner (Analytical Mechanics Assoc.), Corey Smith (Analytical Mechanics Assoc.)

Armored Lightweight Heat Rejection Radiator for Lunar Surface Nuclear Reactor Power Systems

Timothy M. Schriener (Univ. New Mexico), Mohamed S. El-Genk (Univ. New Mexico)

Overview of Advanced Stirling Convertor Dual Convertor Controller Development and Testing at NASA Glenn Research Center

Gina Dugala (NASA Glenn Research Center), Donguk Max Yang (NASA Glenn Research Center), Michael Casciani (HX5)

Interim Evaluation of State-of-the-Art Controllers for Low-Power Stirling Generators for Space Applications

Donguk Max Yang (NASA Glenn Research Center), Christopher B. Barth (NASA Glenn Research Center), Michael Casciani (HX-5)

Characterization of a 50W Tuned Inductance Linear Alternator and Controller

Luis A. Rodriguez (NASA Glenn Research Center), Michael R. Casciani (HX-5), Scott D. Wilson (NASA Glenn Research Center), Ronald J. Leibach (NASA Glenn Research Center), Matthew D. Stang (NASA Glenn Research Center)

Chemical and Microstructural Evaluation of Coatings for Yttrium Hydride Adjacent Materials

A.P. Shivprasad (LANL), C.A. Kohnert (LANL), M.A. Torrez (LANL), E. Tegtmeier (LANL), C. Emberley (LANL), E. P. Luther (LANL), H.R. Trellue (LANL)

Radiation Survivability and Material Testing

Joshua Gogolski (Pajarito Scientific Corporation)

Hydrogen Permeation Setup for Coated TZM Substrates

Darrell Cheu (LANL), Aditya Shivprasad (LANL), Christopher DeSalle (Penn State), Douglas Wolfe (Penn State)

Demonstration of eVinci™ Microreactor -- Electrical Demonstration Unit (EDU) Heat Pipe Performance

Rory A. F. Blunt (Westinghouse Electric Co.), Gregory E. J. Kinzler (Westinghouse Electric Co.), Christopher M. Nestor (Westinghouse Electric Co.), John Lojek III (Westinghouse Electric Co.)

Multiphysics Analysis of Compact Failsafe Nuclear Fission Power System for Space and Extraterrestrial Surface Application

Aanchal Gupta (Univ. Illinois, Urbana-Champaign), Rizwan-uddin (Univ. Illinois, Urbana-Champaign), Magdi Ragheb (Univ. Illinois, Urbana-Champaign)

Radiological Contingency Planning Under the NSPM-20 Framework

Alexander Q. Gilbert (Zeno Power Systems)

Assessment of Canadian Fission Surface Power Options

Justin Spencer (Canadian Nuclear Laboratories)

MOOSE: Canada's Space Nuclear Power Concept

Devan Wagner (MDA)

Aluminum Cemented Tungsten Tetraboride Bearings for Dusty Space Environments

Andrew Makepeace (Millennitek), Candice Kinsler-Fedon (Howmet Aerospace), Drew Spradling (Millennitek)

Overview of Experimental Design and Testing at the MIT Research Reactor in Support of Space Nuclear Technology Development

Nesrin Cetiner (MIT), Arunkumar Seshadri (MIT), Jiankai Yu (MIT), David Sprouster (MIT), Yina Huang (MIT), Jason Schulthess (INL), Sacit Cetiner (MIT), Steven Hoak (MIT), David Carpenter (MIT), Lance Snead (MIT), Koroush Shirvan (MIT)

Demonstration of the In-Pile Steady State Extreme Temperature Testbed at the Ohio State University Research Reactor

Emily Hutchins (Univ. Tennessee, Knoxville), Lawrence Heilbronn (Univ. Tennessee, Knoxville), Brandon Wilson (ORNL), N. Dianne Bull Ezell (ORNL)

On the Qualification Process of a New Radiography System for the Inspection of Carbon Bonded Carbon Fiber Sleeves and Discs

Nidia C. Gallego (ORNL), Rex Veach (ORNL), Roger Miller (ORNL)

NRC Literature Review Report on the Safety Review Process for Space Nuclear System Launches

S. Tina Ghosh (U.S. Nuclear Regulatory Commission), Steven Shockley (U.S. Nuclear Regulatory Commission), Trey Hathaway (U.S. Nuclear Regulatory Commission)

NASA's Inaugural Nuclear Flight Safety Handbook, NASA-HDBK-8715.26

Donald Helton (NASA Headquarters)

The Nuclear Launch Safety Analysis Toolchain: Status Report

Mario Mendoza (Ultra Safe Nuclear), Kevin A. Makinson (Ultra Safe Nuclear)

ASTM Standard Development for Safe Operating Practices In-Space for Space Fission Reactors used for Nuclear Power and Propulsion

Randy Bell (Aerospace Corp), Don Helton (NASA)

Recent High-Temperature Heat Pipe Work at Advanced Cooling Technologies

Calin Tarau (Advanced Cooling Technologies), Jeff Diebold (Advanced Cooling Technologies), Sandeep Hatte (Advanced Cooling Technologies), Brett Leitherer (Advanced Cooling Technologies), Kuan-Lin Lee (Advanced Cooling Technologies)

Nuclear Power and Propulsion International Gap Assessment

Markus Landgraf (European Space Agency), Lee S. Mason (NASA Glenn Research Center), Hiroshi Ueno (Japan Aerospace Exploration Agency), Martin Anderson (Canadian Space Agency), Pierre Boutté (Centre National d'Études Spatiales), Daniel Brady (National Resources Canada), Joshua Brayford (UK Space Agency), Pascal Bultel (Centre National d'Études Spatiales), Antoine de la Chevrotière (National Resources Canada), Leonard Dudzinski (NASA Headquarters), Kandyce Goodliff (NASA Langley Research Center), John Guidi (NASA Headquarters), Adrian Guzmán (Agencia Espacial Mexicana), Jintae Hong (KAERI), Chan Soo Kim (KAERI), Andrew Kuh (UK Space Agency), William Mackey (Canadian Space Agency), Micah Melnyk (National Resources Canada), Jun Nakajima (Japan Aerospace Exploration Agency), Claire Parfitt (European Space Agency), Rinat Rashapov (Canadian Space Agency), Dong Young Rew (KAERI), Danilo Sakay (Agência Espacial Brasileira), Leopold Summerer (European Space Agency), Ernest Tan (Canadian Space Agency), Manu Varrier (Indian Space Research Organisation), Brent Wilhelm (National Resources Canada)

Applications of Nuclear Thermal Propulsion for Deep Space Science Missions

Christopher B. Reynolds (Aerojet Rocketdyne), C. Russell Joyner II (Aerojet Rocketdyne), Timothy Kokan (Aerojet Rocketdyne), Daniel J. H. Levack (Aerojet Rocketdyne), Brian J. Muzek (Aerojet Rocketdyne), Rod Noble (Aerojet Rocketdyne)

The Politics of Nuclear Rocket Development

James C. Howe (247 Strategic Consulting)

Benefits of NTP in Cislunar Transportation System for NASA's Artemis Program

Saroj Kumar (Univ. Alabama, Hunstville), L. Dale Thomas (Univ. Alabama, Huntsville), Jason T. Cassibry (Univ. Alabama, Huntsville)

Influence of Stoichiometry on Zirconium Oxycarbides (ZrCxOy) Exposed to Hot Flowing Hydrogen

Martin Volz (NASA Marshall Space Flight Center), Jamelle K. P. Williams (NASA Marshall Space Flight Center), Arne Croell (Univ. Alabama, Huntsville), J. Reynolds (Univ. South Carolina), Brian Taylor (NASA Marshall Space Flight Center), Jhonathan Rosales (Univ. Florida), E. Kardoulaki (LANL), K. J. McClellan (LANL)

Specific Heat Capacity Measurement of Bi-Carbide Fuels for Nuclear Thermal Propulsion

Jason Reynolds (NASA Marshall Space Flight Center), Jhonathan Rosales (NASA Marshall Space Flight Center), Martin Volz (NASA Marshall Space Flight Center), Brian Taylor (NASA Marshall Space Flight Center), Jamelle K. P. Williams (NASA Marshall Space Flight Center), Arne Cröll (Univ. Alabama, Hunstville), Travis Knight (Univ. South Carolina), Theodore Besmann (Univ. South Carolina), Juliano Schorne-Pinto (Univ. South Carolina), Ronald Booth (Univ. South Carolina), Matt Phipps (Univ. South Carolina), Robert Demuth (Univ. South Carolina)

Sintering Behavior of TiC with ZrC, NbC, and TaC for use in Nuclear Thermal Propulsion Uranium Carbide Fuel

Luke Hansen (Univ. Tennessee, Knoxville), Ethan Payne (Univ. Tennessee, Knoxville), Brandon Shaver (Univ. Tennessee, Knoxville), Justin Milner (NASA Glenn Research Center), Steven Zinkle (Univ. Tennessee, Knoxville)

Mass Loss of Mixed Uranium Carbides in Hot Hydrogen I: The Influence of Composition and Density

Jamelle K. P. Williams (NASA Marshall Space Flight Center), Arne Cröll (Univ. Alabama, Hunstville), Jason Reynolds (NASA Marshall Space Flight Center), Martin P. Volz (NASA Marshall Space Flight Center), Brian D. Taylor (NASA Marshall Space Flight Center), Erofili Kardoulaki (LANL), Ken J. McClellan (LANL), Jhonathan Rosales (NASA Marshall Space Flight Center)

Mass Loss of Mixed Uranium Carbides in Hot Hydrogen II: The Influence of Additional Carbon

Arne Cröll (Univ. Alabama, Hunstville), Jamelle K. P. Williams (NASA Marshall Space Flight Center), Jason Reynolds (Univ. South Carolina), Martin P. Volz (NASA Marshall Space Flight Center), Brian D. Taylor (NASA Marshall Space Flight Center), Erofili Kardoulaki (LANL), Kenneth J. McClellan (LANL), Jhonathan Rosales (Univ. Florida)

Analysis of Homogenization and Solute Interdiffusion Kinetics of ZrC, NbC, TaC Refractory Carbides as Surrogate Fuels for Nuclear Thermal Propulsion Systems

Alexander Nadermann (Univ. Tennessee, Knoxville), Jonas Kessing (Univ. Tennessee, Knoxville), Brandon Shaver (Univ. Tennessee, Knoxville), Justin Milner (NASA Glenn Research Center), Steven J. Zinkle (Univ. Tennessee, Knoxville)

Hot Hydrogen Testing of ZrC, NbC, TaC, and (Zr, Nb, Ta)C Tricarbide to Simulate the Environment of Nuclear Thermal Propulsion

Ethan Payne (Univ. Tennessee, Knoxville), Luke Hansen (Univ. Tennessee, Knoxville), Brandon Shaver (Univ. Tennessee, Knoxville), Ronald Booth (Univ. South Carolina), Theodore Besmann (Univ. South Carolina), Justin Milner (NASA Glenn Research Center), Steven Zinkle (Univ. Tennessee, Knoxville)

Grain Growth and Hardness of ZrC, NbC, and TaC Tri-Carbide Surrogate Fuels for Nuclear Thermal Propulsion

Jonas R. Kessing (Univ. Tennessee, Knoxville), Alexander T. Nadermann (Univ. Tennessee, Knoxville), Brandon Shaver (Univ. Tennessee, Knoxville), Justin Milner (NASA Glenn Research Center), Steven J. Zinkle (Univ. Tennessee, Knoxville)

Manufacturing Progress of USNC NTP Prismatic Fuel

Neal Gaffin (Ultra Safe Nuclear), Brian Ade (Ultra Safe Nuclear)

Hot Hydrogen Testing of USNC CFEET Minifuel Elements

Neal Gaffin (Ultra Safe Nuclear), Brian Ade (Ultra Safe Nuclear)

Investigation of the Optimum Cooling Channel Spacing in Surrogate Fuel for Space Nuclear Propulsion

Jhonathan Rosales (NASA Marshall Space Flight Center), Jason Reynolds (NASA Marshall Space Flight Center), Jamelle K. P. Williams (NASA Marshall Space Flight Center), Arne Croell (Univ. Alabama, Huntsville), Brian Taylor (NASA Marshall Space Flight Center), Martin Volz (NASA Marshall Space Flight Center)

Establishing Radiological Spark Plasma Sintering Capabilities for Nuclear Thermal Propulsion Fuel Research

Brandon Shaver (Univ. Tennessee, Knoxville), Steven J. Zinkle (Univ. Tennessee, Knoxville)

ALUMNI Project: Conceptual Design Options of a NTP Engine and Performance Comparison with LOX/LH2 Engine on Mars Use Cases

Frédéric Bertrand (CEA), Pierre Sciora (CEA), Valérie Brun-Magaud (CEA), Gédéon Mauger (CEA), Eric Proust (CEA), Michel Schlegel (CEA), Fabrice Jacquet (Arianegroup), Jean-Luc Dumont (Arianegroup), Nicolas Guezennec (Arianegroup), Lea Wullschleger (Arianegroup), Valère Girardin (ESA)

Identification of I&C Components for Fission Surface Power Technology Maturation

Pattrick Calderoni (INL)

Thermophysical Properties of a Uranium Nitride-Metal Composite Fuel for Nuclear Thermal Propulsion

J.C. Schaeperkoetter (LANL), S. Widgeon Paisner (LANL), J.T. White (LANL), E. Kardoulaki (LANL), T.P. Coons (LANL), D.D. Byler (LANL), J. Rosales (NASA Marshall Space Flight Center), K.J. McClellan (LANL)

Addressing Localized Fuel Element Heating in a NERVA-Type HALEU Thermal NTP Design

Steven Hoak (MIT), Koroush Shirvan (MIT)

TRIPLE: A Coated Particle Fuel Performance Code and its Preliminary Application for NTP Fuel Simulation

Jongho Park (Seoul Nat'l Univ.), Youho Lee (Seoul Nat'l Univ.)

Initial Modeling of Three-Phase Fuel/Propellant Annulus Design for Centrifugal Nuclear Thermal Rockets

Dakota Santana (Univ. Alabama, Huntsville), Keith Hollingsworth (Univ. Alabama, Huntsville)

Initial Verification of ntpThermo against Mixcoatl for Computationally Efficient Multiphysics Analysis of Nuclear Thermal Propulsion Reactors

Seth Nettersom (BWX Technologies), Drew Bergeon (BWX Technologies), Bryan Zilka (BWX Technologies), Matt Krecicki (BWX Technologies)

Preliminary Full-Core Analysis of Nuclear Thermal Propulsion Reactors Using Nodal Diffusion Codes

Jake Smith (Georgia Tech), Dan Kotlyar (Georgia Tech)

Preliminary Sensitivity Studies Using a Newly Developed System Code for NTP Analysis

R. Myers (Georgia Tech), D. Kotlyar (Georgia Tech)

Coupled Reactor and Engine Nuclear Thermal Propulsion Modeling Methodology

Jacob Stonehill (Analytical Mechanics Assoc.), Daria Nikitaeva (Analytical Mechanics Assoc.), Corey Smith (Analytical Mechanics Assoc.), Matthew Duchek (Analytical Mechanics Assoc.)

Preliminary Study of Fission Product Effects in a Centrifugal Nuclear Thermal Rocket

Mitchell Schroll (Univ. Alabama, Hunstville), Robert Frederick (Univ. Alabama, Hunstville), L. Dale Thomas (Univ. Alabama, Hunstville)

NTP Fission Product Analysis with Axial Position, Temperature, and Time Dependence

Reed Herner (Analytical Mechanics Assoc.), Adam Boylston (Analytical Mechanics Assoc.), Lindsey Holmes (Analytical Mechanics Assoc.)

Developing of 3D Model for Liquid-Gas System in Rotating Environment for Centrifugal Nuclear Thermal Propulsion

Pongkrit Darakorn Na Ayuthya (Univ. Alabama, Huntsville), Jason Cassibry (Univ. Alabama, Huntsville)

Proposed Method of Calculating Bubble Formation for Centrifugal Nuclear Thermal Propulsion

Timothy Blackman (Univ. Alabama, Hunstville), Robert Frederick (Univ. Alabama, Hunstville), L. Dale Thomas (Univ. Alabama, Hunstville)

Designing a Nuclear Thermal Propulsion Experiment for Irradiation in a Nuclear Reactor

Harmon Veselka (INL), Austen Fradeneck (INL)

Design and Testing of a Heat Transfer Experiment for a Centrifugal Nuclear Thermal Rocket

Joel Krakower (Drexel Univ.), Nicholson Dunavan (Delta Research), Dominyck Darlington (Embry-Riddle Aeronautical Univ.), Kylie Braunhardt (New Mexico State), Ines de Villarreal (Univ. Illinois, Urbana-Champaign), Zach Smith (Ohio State)

Development of Prototypic Centrifugal Fuel Element Test Stand for Centrifugal Nuclear Thermal Propulsion Engine

Spencer Christian (Ohio State), Calvin Chandler (Ohio State), John M. Horack (Ohio State)

Parahydrogen Properties Version 05 Database Release for Nuclear Thermal Propulsion Applications

Corey D. Smith (Analytical Mechanics Assoc.), Adam D. Boylston (Analytical Mechanics Assoc.), Jonathan P. McDonald (KBR Wyle Services)

Technologies and Techniques for a Compact, Lightweight, and Versatile Nuclear Exploration Stage

Dakota Santana (Univ. Alabama, Huntsville)

Fast Cadence Commercial Multi-Launch NTP Vehicle with Combined Boil-Off and Zero Boil-Off Tank Systems

Craig Foulds (Ultra Safe Nuclear), Michael Eades (Ultra Safe Nuclear), Vishal Patel (Ultra Safe Nuclear), Paolo Venneri (Ultra Safe Nuclear)

Studies on the Nuclear Salt Water Rocket Concept by Means of One-Dimensional Neutronic Modelling with Thermal Hydraulic Coupling

Maximilian Kraus (Univ. Cambridge), Nathaniel Read (Univ. Cambridge), Eugene Shwageraus (Univ. Cambridge)

Power Adjusted Demonstration Mars Engine (PADME) Design

Vishal Patel (Ultra Safe Nuclear), Ethan Chaleff (Ultra Safe Nuclear), Jenny Gaebel (Ultra Safe Nuclear), Morgan Gulliver (Ultra Safe Nuclear), Brian Ade (Ultra Safe Nuclear), Caen Ang (Ultra Safe Nuclear), Tanek Ballachanda (Ultra Safe Nuclear), Tom Crotzer (Ultra Safe Nuclear), Jesse Dumas (Ultra Safe Nuclear), Michael Eades (Ultra Safe Nuclear), Andrew Falkowski (Ultra Safe Nuclear), Neal Gaffin (Ultra Safe Nuclear), Marcus Gage (Ultra Safe Nuclear), Gavin Garside (Ultra Safe Nuclear), Cristian Garza (Ultra Safe Nuclear), Doug Greisen (Ultra Safe Nuclear), Tom Hinklin (Ultra Safe Nuclear), Nolan MacDonald (Ultra Safe Nuclear), Andrew Minter (Ultra Safe Nuclear), Sara Pelka (Ultra Safe Nuclear), Aaron She (Ultra Safe Nuclear), Paolo Venneri (Ultra Safe Nuclear)

Tritium Powered Sensors for Space Applications

Peter Cabauy (City Labs), Krystine Pimentel (City Labs), Mark Stone (City Labs), David Blaauw (Univ. Michigan)

Silicon Germanium Converter Toolbox for Low-Power RTGs

Maarten den Heijer (RGS Development), Aniruddha Ray (RGS Development)

Cubesat Maneuvering by Betavoltaic Nanothermite Activation

Thomas Adams (NSWC), Joseph Powell (Purdue Univ.), Peter Cabauy (City Labs), Jesse Grant (City Labs), Brett Warneke (Analog Devices)

Approaches for Processing Strontium Fuel Sources to Remove Impurities

Sean Weddell (Zeno Power Systems), Olivera Zivkovic (Zeno Power Systems), Christofer E. Whiting (Univ. Dayton Research Institute)

Mediated Electrochemical Oxidation for the Destruction of Organic Radioactive Waste

Briana R. Schrage (ORNL), Kristian G. Myhre (ORNL), Jisue Moon (ORNL), Doug Crawford (ORNL), Adam J. Parkison (ORNL)

Evolution of ZrC Coating Layer Microstructure and Composition at Elevated Temperatures

Tyler J. Gerczak (ORNL), Eddie Lopez-Honorato (ORNL), Ryan Heldt (ORNL), Katherine Montoya (ORNL), Wesley Jones (ORNL)

Chemical Vapor Deposition and Infiltration of PyC and ZrC for Advanced Reactor Applications

Eddie Lopez-Honorato (ORNL), Ryan Heldt (ORNL), Will Cureton (ORNL), Katherine Montoya (ORNL), Dylan Richardson (ORNL), Grant Helmreich (ORNL), Tyler Gerczak (ORNL)

ZrC Chemical Vapor Deposition for NTP

Neal Gaffin (Ultra Safe Nuclear), Tom Crotzer (Ultra Safe Nuclear), Brian Ade (Ultra Safe Nuclear), Brian Jolly (Ultra Safe Nuclear)

Ultra-Fast Thermal Shock Resistance of SPS Densified 3D Printed ZrC and ZrC-SiC Composites

Nathaniel Cavanaugh (Rensselaer Polytechnic Institute), Dong Zhao (Rensselaer Polytechnic Institute), Shuting Lei (Kansas State), Dong Lin (Oregon State), Guang Yang (Oregon State), Jie Lian (Rensselaer Polytechnic Institute)

Uranium Zirconium Carbide as a Function of Composition

Erofili Kardoulaki (LANL), Scarlett Widgeon-Paisner (LANL), Joe Schaeperkoetter (LANL), Darrin Byler (LANL), Ken McClellan (LANL)

Fabrication and Thermophysical Properties Measurement Capabilities at Los Alamos National Laboratory

Scarlett Widgeon Paisner (LANL), Joseph C. Schaeperkoetter (LANL), Erofili Kardoulaki (LANL), Josh T. White (LANL), Ken McClellan (LANL)

Space Nuclear Power and Propulsion Media Training for Effective Communication

Kristin M. Jansen (NASA Glenn Research Center), Douglas M. Isbell (Jet Propulsion Laboratory)

Radiation Effects Considerations for Instrumentation

Jarvis A. Caffrey (NASA Marshall Space Flight Center), N. Dianne Bull Ezell (ORNL)

Anti-Criticality Methods for Nuclear Thermal Rocket Launches and their Associated Assembly/Disassembly in Space

Brandon Wilson (ORNL), Julia Cline (NASA Langley Research Center), Kaylin Borders (Cornell University), Pavel Shilenko (United States Military Academy), N. Dianne Bull Ezell (ORNL)

Range Safety Considerations for Reactor-Based Space Nuclear Systems

A.P. Herbert (Lockheed Martin Space), B. Fisher (Lockheed Martin Space), M. Granger (Lockheed Martin Space), M. Blood (Lockheed Martin Space)

Nuclear Thermal Propulsion Ground Testing with the High Pressure Real-Time (HPRT) Exhaust Processing System

Lindsey Holmes (Analytical Mechanics Assoc.), Marcus Neely (Jacobs Space Exploration), Jim Rector (New Horizon 5), Ricky Sasmal (Analytical Mechanics Assoc.)

Hazards Analysis Frameworks for Nuclear Thermal Propulsion Ground Testing

Reed Herner (Analytical Mechanics Assoc.), Alexander Pingel (Analytical Mechanics Assoc.), Jaycie Hall (Analytical Mechanics Assoc.), Jim Werner (Analytical Mechanics Assoc.), Lindsey Holmes (Analytical Mechanics Assoc.)

Mission Opportunities Enabled by Americium-Fuelled Radioisotope Power Systems

Hannah Sargeant (Univ. Leicester), Ramy Mesalam (Univ. Leicester), Alessandra Barco (Univ. Leicester), Emily Jane Watkinson (Univ. Leicester), Richard Ambrosi (Univ. Leicester)

The Americium Radioisotope Heater Unit

Richard M. Ambrosi (Univ. Leicester), Ramy Mesalam (Univ. Leicester), Alessandra Barco (Univ. Leicester), Tony Crawford (Univ. Leicester), Chris Bicknell (Univ. Leicester), Gareth Bustin (Univ. Leicester), Emily Jane Watkinson (Univ. Leicester), Hannah Sargeant (Univ. Leicester), Tim Tinsley (National Nuclear Laboratory), Rebecca Sanderson (National Nuclear Laboratory), Mark Sarsfield (National Nuclear Laboratory), Nick Hanigan (National Nuclear Laboratory), Pierre Coquay (European Space Agency), Christophe Fongarland (European Space Agency), Piers Slater (Reef Global)

Understanding Material and Fabrication Variables Affecting the Structure and Performance of Platinum Frit Vents for the Light Weight Radioisotope Heater Unit

Joe OBryant (ORNL), Greg Cox (ORNL), Jose Arregui Mena (ORNL), Kenneth Rex Veach (ORNL), Glenn Romanoski (ORNL), Roger Miller (ORNL)

Very Low Power Locomotion System for Small Radioisotope Powered Robotic Lunar Landers

Kris Bell (Univ. Leicester), Nathan L. Carstens (Univ. Leicester), James M. Critchley (Univ. Leicester), Suzanna J. Cronk (Univ. Leicester), Monica Peeris (Univ. Leicester), Isaac J. M. Waton (Univ. Leicester), Ramy Mesalam (Univ. Leicester), Richard M. Ambrosi (Univ. Leicester)

Quantifying Mark Watney's Radiation Dose from a Plutonium-238 Radioisotope Power System in the Martian

Alexander Q. Gilbert (Colorado School of Mines)

Quantitative Particle Analysis of Neptunium-237 Oxides from a Production Environment

Connor J. Parker (ORNL), Kathryn M. Peruski (ORNL), Samantha K. Cary (ORNL)

Elucidation of Thermal Decomposition Mechanisms of Neptunyl Ammonium Nitrate for Neptunium Dioxide Target Production

Kathryn M. Peruski (ORNL), Connor J. Parker (ORNL)

Progress in Fabrication of Silicon Germanium Unicouples

Billy Li (Jet Propulsion Laboratory), Keith Billings (Jet Propulsion Laboratory), Matthew Dickie (Jet Propulsion Laboratory), Vilupanur A. Ravi (Jet Propulsion Laboratory), Jean-Pierre Fleurial (Jet Propulsion Laboratory)

Analysis of Thrust Level Effect on Nuclear Electric Propulsion Mission Trajectory and Spacecraft Mass for Jupiter Rendezvous

Monica A. Salunkhe (Univ. Alabama, Huntsville), Kunning G. Xu (Univ. Alabama, Huntsville), L. Dale Thomas (Univ. Alabama, Huntsville)

Optimization Considerations for Annular Linear Electromagnetic Pumps for Space Nuclear Power and Propulsion

John E. Foster (Univ. Michigan)

High Temperature Fuel Element Thermal Testing for Nuclear Thermal Propulsion Applications

Jonas Opperman (General Atomics), Hesham Khalifa (General Atomics), Robert Schleicher (General Atomics), Gerald Lilienthal (General Atomics)

Radiation Resistance Evaluation of Carbon Nanocomposites Using Molecular Dynamics Simulation

Fuyue Li (Georgia Tech), Mary Woodrough (Georgia Tech), Chaitanya Deo (Georgia Tech)

Effect of Alloy Composition and Processing on the Microstructure of Iridium Alloys

G. Muralidharan (ORNL), G. R. Romanoski (ORNL)

Cross-Section Generation for Modeling Polyethylene Composites in HZETRN

Mary Woodrough (Georgia Tech), Fuyue Li (Georgia Tech), Chaitanya Deo (Georgia Tech)

Intermediate to High Strain Rate Tensile Testing of DOP-26 Iridium Alloy

Yanli Wang (ORNL), Charles Hawkins (ORNL), Roger G. Miller (ORNL), Glenn R. Romanoski (ORNL)

Modeling Novel Radioisotope Power System Designs

Rebecca Hoffman (Univ. Dayton Research Institute)

Lessons Learned: Design of Novel Radioisotope Power Systems

Matthew Johnson (Univ. Dayton Research Institute)

Systems Engineering of Novel Radioisotope Power Systems

Christopher Venturella (Univ. Dayton Research Institute)

The Validation Testing of Novel Radioisotope Power System Designs

Kenton Sherick (Univ. Dayton Research Institute), Boyd Allen Tolson (Univ. Dayton Research Institute)

Managing Innovative Radioisotope Power System Design Projects

Jackie Maddox (Univ. Dayton Research Institute), Chadwick Barklay (Univ. Dayton Research Institute)

Terrestrial Isotope Activation for Low-Cost Testing of Next Generation Space Radioisotope Power Systems

Samuel Piper (Atomos Nuclear and Space Corp.), Lucas Beveridge (Atomos Nuclear and Space Corp.)

Harnessing Neptunium Spectral Features to Monitor Valence Change During 238Pu Processing

Sara E. Gilson (ORNL), Luke R. Sadergaski (ORNL), Hunter B. Andrews (ORNL), Adam J. Parkison (ORNL)

Impurity Analysis Using Laser-Induced Breakdown Spectroscopy for the Plutonium-238 Supply Program

Hunter B. Andrews (ORNL), Luke R. Sadergaski (ORNL)

Remote Analysis of Radiochemical Processing Streams with Optical Spectroscopy for the Plutonium-238 Supply Program

Luke R. Sadergaski (ORNL), Hunter B. Andrews (ORNL), Sara Gilson (ORNL), Laetitia Delmau (ORNL), Tom Hylton (ORNL), Adam Parkison (ORNL)

Plutonium-238: Evolving Production Capabilities and Considerations

Joe Hough (ORNL), Adam Parkison (ORNL), Joe McVeigh (ORNL), Kristian Myhre (ORNL)

Radiolysis Studies to Support the Storage of Americium Oxide Materials for Radioisotope Power Systems

Rebecca Sanderson (National Nuclear Laboratory), Mark Sarsfield (National Nuclear Laboratory), Hannah Colledge (National Nuclear Laboratory), Christophe Fongarland (European Space Agency), Steph Barron (European Space Agency)

The New Concept for European Radioisotope Stirling Generator

Mihails Scepanskis (Deep Space Energy), Janis Priede (Deep Space Energy), Raimonds Nikoluskins (Deep Space Energy)

Aerojet Rocketdyne Small Radioisotope Thermoelectric Generator Concept Utilizing SiGe Unicouples

S. Hunter (Aerojet Rocketdyne), L. Gard (Aerojet Rocketdyne)

Plutonium-238 Supply Research, Development, and Demonstration Strategy and Achievements at Oak Ridge National Laboratory

Kristian Myhre (ORNL), Adam Parkison (ORNL), Joe McVeigh (ORNL), Joe Hough (ORNL)

Development of Radioactive Sources for EmberCore Flashlight and Radiography

Kevin Makinson (Ultra Safe Nuclear), Danyal Turkoglu (Ultra Safe Nuclear)

Tritium Power Sources Ranging from Nanowatts to Watts

Mark Stone (City Labs), Jesse Grant (City Labs), Peter Cabauy (City Labs), Thomas Adams (Naval Surface Warfare Center)

High-Performance and Low-Cost Rapid Use Radioisotope Power for Space and Current Development Status

Lucas Beveridge (Atomos Nuclear and Space), Samuel Piper (Atomos Nuclear and Space)

Beta Ion Engine for CubeSats

Mark Stone (City Labs), Peter Cabauy (City Labs), John E. Foster (Univ. Michigan)

Zeno Technology Development Program Overview

J.R. Matthews (Zeno Power Systems)

Revival and Technology Transfer of 90SrTiO3 Production for Heat Source Applications

Christofer E. Whiting (Univ. Dayton), Matthew O'Hara (PNNL), Stephen L. Gunderson (Univ. Dayton), Sergey Sinkov (PNNL), Chadwick D. Barklay (Univ. Dayton), Jeffrey Katalenich (PNNL), Brian Collins (PNNL), Jacob R. Matthews (Zeno Power Systems)

Radiation Modeling of Z1: Validation of a Novel Radioisotope System

T.R. Riley (Zeno Power Systems), J.R. Matthews (Zeno Power Systems), M.T. Athon (PNNL), B.A. Collins (PNNL), K.L. Gervais (PNNL), J.A. Katalenich (PNNL), D.A. Koch (PNNL), M.K. Murphy (PNNL), M.J. O'Hara (PNNL), C.L. Painter (PNNL), B.D. Pierson (PNNL), S.H. Swenson (PNNL)

Radioisotope Power System Isotopes Review

James Bunsen (Zeno Power Systems), Harsh S. Desai (Zeno Power Systems), Jacob Matthews (Zeno Power Systems), Patrick Snouffer (Zeno Power Systems)

Development of Americium Oxide Ceramics for use in European Radioisotope Power Systems

M.J. Sarsfield (National Nuclear Laboratory), P. Glenville (National Nuclear Laboratory), C. Perkins (National Nuclear Laboratory)

Exploring Oxalate Co-Precipitation Methods for the Production of Surrogate Americium Oxides for use in European Radioisotope Power Systems

S. Jones (Lancaster Univ.), C. Boxall (Lancaster Univ.), R. Sanderson (National Nuclear Laboratory), M.J. Sarsfield (National Nuclear Laboratory), R. Wilbraham (Lancaster Univ.)

Using the External Gelation Sol-gel Method to Create Cerium Uranium Oxides as Potential Surrogates for Americium Uranium Oxides in the Context of European Radioisotope Power Systems

E.J. Watkinson (Univ. Leicester), R. Wilbraham (Lancaster Univ.), M.J. Sarsfield (National Nuclear Laboratory), C. Boxall (Lancaster Univ.), R.M. Ambrosi (Univ. Leicester)

Assessing Alternatives for Pu-238 in Radioisotope Heater Units

Laura Holewa (Westinghouse Electric Co.), Alexander Rodgers (Westinghouse Electric Co.), Cenk Guler (Westinghouse Electric Co.)

Conceptual Spacer Design for the ATR GEN I Target for Pu-238 Production in the Advanced Test Reactor at Idaho National Laboratory

Jill Mitchell (INL)

Process Improvement for Pu-238 Production at Idaho National Laboratory

William S. Green (INL), Andrew J. Zillmer (INL), Jill R. Mitchell (INL), Erik Rosvall (INL), Brittany Grayson (INL), Austen D. Fradeneck (INL), Kevin M. Geddes (INL), Randel Paulsen (INL), Justin D. Lower (INL)

Pu-238 Production Progress at Idaho National Laboratory from December 2022 to December 2023

William S. Green (INL), Andrew J. Zillmer (INL), Jill R. Mitchell (INL), Erik Rosvall (INL), Brittany J. Grayson (INL), Ryan L. Marlow (INL), Austen D. Fradeneck (INL), Jonathan K. Foster (INL), Kevin M. Geddes (INL), Mark A. Hill (INL), Paul F. O'Donnell Jr. (INL)

Processing of Tritium Sources from Surface to Space

Krystine Pimentel (City Labs), Peter Cabauy (City Labs), Jesse Grant (City Labs), Mark Stone (City Labs), Thomas E. Adams (Naval Surface Warfare Center)

SiGe RTG Unicouple Testing Capabilities

Eric Poliquin (Jet Propulsion Laboratory), Kevin Smith (Jet Propulsion Laboratory)

Assessment of Space Radiation Influence on Bi2Te3-based Thermoelectric Generator Embedded in a Korean Radioisotope Thermoelectric Generator (RTG)

Sunjin Kim (KAERI), Jong-Bum Kim (KAERI), Kwang-Jae Son (KAERI), Jin-Joo Kim (KAERI), Jin Kim (KAERI), Yongrok Jeong (KAERI), Jintae Hong (KAERI)

Pulse-Reverse Plating of Nanocomposite Diffusion Barrier Coatings for Radioisotope Thermoelectric Generators

Hannah Hilton-Tapp (Univ. Leicester), Jayan Patel (Univ. Leicester), David Weston (Univ. Leicester), Karl Ryder (Univ. Leicester), Ramy Mesalam (Univ. Leicester)

Recent Advancements in the Development, Manufacturability and Lifetime Testing of GPHS Heritage-like SiGe Unicouples Using SiGe and SiMo Materials Prepared by Spark Plasma Synthesis

Jonathan Pierce (Johns Hopkins APL), Jake Ballard (Johns Hopkins APL), Richard Ung (Johns Hopkins APL), Tim Holgate (Johns Hopkins APL), Rasdip Singh (Soal Technologies), Mousumi Mitra (Univ. Virginia), Scott Misture (Alfred Univ.), Joseph Poon (Univ. Virginia), Timothy Erickson (Johns Hopkins APL), Paul Ostdiek (Johns Hopkins APL), Rama Venkatasubramanian (Johns Hopkins APL)

Development of Small-Sized Stirling Radioisotope Generator

Yongrok Jeong (KAERI), Jong-Bum Kim (KAERI), Sunjin Kim (KAERI), Jin-Joo Kim (KAERI), Jin Kim (KAERI), Gujin Kang (KAERI), Suk-cheol Kwon (KAERI), Jintae Hong (KAERI)

Assembly, Integration, and Initial Test Results of a Stirling Radioisotope Power System Generator Testbed

Ernestina Wozniak (NASA Glenn Research Center), Salvatore Oriti (NASA Glenn Research Center), Natasha Jackson (HX5 Sierra), Tyler Steiner (NASA Glenn Research Center)

High Efficiency Stirling Radioisotope Power System Development and Mission Application

Leo Gard (Aerojet Rocketdyne), Erik Scougal (Aerojet Rocketdyne), Aaron Poehls (Aerojet Rocketdyne), Erich Soendker (Aerojet Rocketdyne), Hannah Sargeant (Space Park Leicester), Emily Jane Watkinson (Space Park Leicester), Ramy Mesalam (Space Park Leicester), Richard Ambrosi (Space Park Leicester), Alessandra Barco (Space Park Leicester), Marzio Mazzotti (Space Park Leicester)

Relevant Environment Demonstrations of Sunpower Robust Stirling Convertors for Radioisotope Powered Missions

Tyler R. Steiner (NASA Glenn Research Center), Daniel D. Goodell (NASA Glenn Research Center), Matthew D. Stang (NASA Glenn Research Center)

Status of Current Radioisotope Thermoelectric Generator Programs at Aerojet Rocketdyne

Kavon Kazemzadeh (Aerojet Rocketdyne), Leo Gard (Aerojet Rocketdyne), Andrew Lane (Aerojet Rocketdyne)

The Graph Becomes the Dataset -- Compiling Historical and Current RTG Data into one Place

Christofer E. Whiting (Univ. Dayton), David F. Woerner (Jet Propulsion Laboratory)

Fifteen Years After the National Research Council Recommendations -- Radioisotope Power Systems Program Progress

Thomas J. Sutliff (Aerospace Corp.), Ralph L. McNutt (Johns Hopkins APL), June F. Zakrajsek (Aerospace Corp.)

Updating the Cassini-Era GPHS-RTG Life Performance Prediction Model in Preparation for the Next-Gen Mod-1 RTG Assessment

Michael J. Durka (Jet Propulsion Laboratory), Jean-Pierre Fleurial (Jet Propulsion Laboratory), Kevin L. Smith (Jet Propulsion Laboratory)

The European Radioisotope Power Systems Program: Updates and Synergies

Richard M. Ambrosi (Univ. Leicester), Ramy Mesalam (Univ. Leicester), Alessandra Barco (Univ. Leicester), Emily Jane Watkinson (Univ. Leicester), Hannah Sargeant (Univ. Leicester), Chris Bicknell (Univ. Leicester), Tony Crawford (Univ. Leicester), Rob Tute (Univ. Leicester), Gareth Bustin (Univ. Leicester), Tim P. Tinsley (National Nuclear Laboratory), Rebecca Sanderson (National Nuclear Laboratory), Mark Sarsfield (National Nuclear Laboratory), Nick Hanigan (National Nuclear Laboratory), Pierre Coquay (European Space Agency), Christophe Fongarland (European Space Agency), Kevin Simpson (European Thermodynamics), Richard Tuley (European Thermodynamics), Marie-Claire Perkinson (Airbus), Robert Hopton (Airbus), Aled Richings (AWE), Tony Warkup (AWE), Chris Bell (AWE), Piers Slater (Reef Global), Frederic Lattwein (Arianegroup), Daniel Freis (European Commission), Rudy J. M. Konings (European Commission), Steven R. Oleson (NASA Glenn Research Center), Paul C. Schmitz (Power Computing Solutions), Elizabeth Turnbull (NASA Glenn Research Center), Scott Wilson (NASA Glenn Research Center)

Ensuring the Safety of European Space Missions with Radioisotope Power Systems

Frédéric Lattwein (ArianeGroup), David Le Falcher (European Space Agency), Cédric Lemarié (ArianeGroup), Remy Croxatto (ArianeGroup), Yannick Herlem (ArianeGroup), Denis Rebuffat (European Space Agency), Pierre Coquay (European Space Agency), Christophe Fongarland (European Space Agency), Grzegorz Ambroszkiewicz (European Space Agency)

Defense in Depth for Radioisotope Power Systems for Space Applications

Alexander Q. Gilbert (Zeno Power Systems), Jacob R. Matthews (Zeno Power Systems)