Plutonium Futures - The Science 2024

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Plutonium Explained Within a 5f-Electron Band Picture

Per Söderlind (LLNL), Alexander Landa (LLNL), Babak Sadigh (LLNL)

Electronic Structure and Magnetic Properties of Metallic Plutonium and its Compounds: A DFT+DMFT Overview

Frédéric Gendron (CEA), Bernard Amadon (CEA)

Probing Bonding Properties of Pu by High Resolution X-ray Spectroscopy and Computations

Tonya Vitova (Karlsruhe Institute of Technology), Bianca Schacherl (Karlsruhe Institute of Technology), Michelangelo Tagliavini (Heidelberg Univ.), Harry Ramanantoanina (Karlsruhe Institute of Technology), Hanna Kaufmann (Karlsruhe Institute for Technology), David Fellhauer (Karlsruhe Institute of Technology), Tim Prüßmann (Karlsruhe Institute of Technology), Karin Popa (European Commission, Joint Research Centre), Olaf Walter (European Commission, Joint Research Centre), Maurits Haverkort (Heidelberg Univ.), Jochen Autschbach (Univ. Buffalo), Paul Bagus (Univ. North Texas)

Micromechanical Modeling and Experimental Validation of Thermal Strain Accommodation in Two Phase 𝜶 + 𝜹 Plutonium

Daniel Savage (LANL), Quinton Geller (LANL), Bjorn Clausen (LANL), Travis Carver (LANL), Peter Kenesei (ANL), Jun Sang Park (ANL), Donald Brown (LANL)

Exploring the Local Structures and Temperature Accelerated Aging Effects of Plutonium/Plutonium-Based Materials Using new Facilities, Upgraded Probes, and Uncommon Analysis Techniques

Alexander R. Munoz (LANL), Matthew S. Cook (LANL), Greta L. Chappell (LANL), David C. Arellano (LANL), Derek V. Prada (LANL), Jeremy N. Mitchell (LANL), Eric D. Bauer (LANL), Sarah C. Hernandez (LANL), Neil Harrison (LANL), Paul H. Tobash (LANL), Milinda Abeykoon (Brookhaven), W. Adam Phelan (LANL)

Spin-Orbital-Polarized Density Functional Theory Approach to the Materials Physics of Pu Metal and its Alloys: Theory

Babak Sadigh (LLNL), Per Soderlind (LLNL), Kyoung E. Kweon (LLNL)

Indications of Flat Bands Driving the Alpha to Delta Volume Collapse of Plutonium

Neil Harrison (LANL), Greta L. Chappell (LANL), Paul H. Tobash (LANL)

Swelling of Heated Aged Plutonium Metal and the Transition to a Metal Foam

J.P. Lestone (LANL)

Changes in Stiffness and Internal Friction of d-PuGa due to Aging and Annealing

Boris Maiorov (LANL), C.A. Mizzi (LANL), T.T.J. Munroe (LANL), F.F. Balakirev (LANL), M.L. Hayne (LANL), M.J. Gibbs (LANL)

Spin-Orbital-Polarized Density Functional Theory Approach to the Materials Physics of Pu Metal and its Alloy: Application

Kyoung E. Kweon (LLNL), Per Soderlind (LLNL), Babak Sadigh (LLNL)

On the use of Strictly Localized Basis Orbitals for the Description of Elemental Plutonium, Plutonium-Gallium Alloys, and Plutonium Oxides

Raymond Atta-Fynn (LANL), Sarah C. Hernandez (LANL), Roxanne M. Tutchton (LANL)

Computational Studies of Bonding, Magnetism, Band Gaps and XANES in Actinide N-Heterocyclic Carbenes and Dioxides

Nikolas Kaltsoyannis (Univ. Manchester)

Data-Driven Separation Design for 5f-Elements

Ping Yang (LANL), Logan J. Augustine (LANL), Yufei Wang (LANL), Stosh A. Kozimor (LANL), Sara L. Adelman (LANL), Nickolas Lubbers (LANL), Joshua Schrier (Fordham Univ.), Enrique R. Batista (LANL), Michael Taylor (LANL), Danny Perez (LANL)

Isolation and Reactivity of High-Valent Neptunium and Plutonium Complexes: Design Principles from Early f-Element Complexes

Henry S. La Pierre (Georgia Tech), Kaitlyn S. Otte (Georgia Tech), Julie E. Niklas (Georgia Tech), Haruko Tateyama (Georgia Tech), Andrew C. Boggiano (Georgia Tech), Chad M. Studvick (Univ. Akron), Sabyasachi Roy Chowdhury (Univ. South Dakota), Bess Vlaisavljevich (Univ. South Dakota), Ivan A. Popov (Univ. Akron)

Thermodynamic and Kinetic Analyses of Proton-Coupled Electron Transfer in Isostructural Neptunium and Plutonium Complexes

Kaitlyn S. Otte (Georgia Tech), Julie E. Niklas (Georgia Tech), Chad M. Studvick (Univ. Akron), Charlotte L. Montgomery (Univ. North Carolina, Chapel Hill), Alexandria R.C. Bredar (Univ. North Carolina, Chapel Hill), Sabyasachi Roy Chowdhury (Univ. South Dakota), Bess Vlaisavlejevich (Univ. South Dakota), Ivan A. Popov (Univ. Akron), Henry La Pierre (Georgia Tech)

Plutonium Coordination Compounds with Hard, Soft, and Mixed Donor Ligands

Joseph M. Sperling (Colorado School of Mines)

Transuranic Coordination Chemistry in Inorganic Acids and Bases

Jennifer N. Wacker (Berkeley Lab)

Fundamental Interactions Between Plutonium and Gallium and Their Chlorides

Stephanie Carpenter (LANL), Bonnie Klamm (LANL), Taylor Fetrow (LANL), Nickolas Anderson (LANL), Aaron Tondreau (LANL)

Preparation of Neptunyl and Plutonyl Acetates to Access Non-Aqueous Transuranium Coordination Chemistry

Emily Mikeska (ANL), Richard Wilson (ANL), James Blakemore (Univ. Kansas)

Mixed-Valent Plutonium Compounds and Routes to Plutonium Analogs of the Creutz-Taube Ion

Thomas E. Albrecht-Schoenzart (Colorado School of Mines)

Ligand Design for Transuranic Imidophosphorane Complexes: Establishing Frameworks for High-Valent Neptunium and Plutonium Chemistry

Julie E. Niklas (Georgia Tech), Kaitlyn S. Otte (Georgia Tech), Chad M. Studvick (Univ. Akron), Sabyasachi Roy-Chowdhury (Univ. South Dakota), Bess Vlaisavljevich (Univ. South Dakota), John Bacsa (Georgia Tech), Florian Kleemiss (RWTH Aachen Univ.), Ivan A. Popov (Univ. Akron), Henry S. La Pierre (Georgia Tech)

Proton Coupled Electron Transfer Reactivity with High-Valent Neptunium and Plutonium

James Blakemore (Univ. Kansas), Emily Mikeska (Univ. Kansas), Richard Wilson (ANL)

Bonding Trends in Complex Series of the Early Actinides

Moritz Schmidt (Helmholtz-Zentrum Dresden-Rossendorf), Boseok Hong (Helmholtz-Zentrum Dresden-Rossendorf), Tamara Duckworth (Helmholtz-Zentrum Dresden-Rossendorf), Johannes Balas (Helmholtz-Zentrum Dresden-Rossendorf), Peter Kaden (Helmholtz-Zentrum Dresden-Rossendorf), Michael Patzschke (Helmholtz-Zentrum Dresden-Rossendorf), Juliane März (Helmholtz-Zentrum Dresden-Rossendorf), Kristina O. Kvashnina (Helmholtz-Zentrum Dresden-Rossendorf), Robert Gericke (Helmholtz-Zentrum Dresden-Rossendorf)

Developments in Accelerating and Improving Plutonium Analysis at the AWE

M.A. Higginson (AWE), P. Kaye (AWE), T. Shaw (AWE), S. Dunn (AWE), L. Ingman (AWE), A. Shilling (AWE), C. Puxley (AWE), S. Dare (AWE), K. Woods (AWE), J. King (AWE), T. Piper (AWE), P. Thompson (AWE)

Plutonium Research at the SRNL Laser Lab

Eliel Villa-Aleman (SRNL), Jason R. Darvin (SRNL), Don D. Dick (SRNL), Thomas C. Shehee (SRNL), Bryan J. Foley (SRNL), Emily H. Kwapis (Univ. Florida), Kyle C. Hartig (Univ. Florida)

Sensitized 248Cm Circularly Polarized Luminescence Reveals Unique Spectroscopic Signatures

Appie Peterson (Berkeley Lab), Jospeh A. Adewuyi (Univ. Connecticut), Joshua J. Woods (Berkeley Lab), Rebecca J. Abergel (Berkeley Lab), Gael Ung (Univ. Connecticut)

The Curious Case of Pu+: An Inductively Coupled Plasma Tandem Mass Spectrometry (ICP-MS/MS) Investigation of the Energy Dependence of Pu+ Reactions with Small Molecules

Richard M. Cox (PNNL), Kali M. Melby (PNNL), Amanda D. French (PNNL), Michael J. Rodriguez (PNNL), Micah P. Prange (PNNL), Niranjan Govind (PNNL)

Statistical Lessons for Plutonium Signature Identification and Characterization

Daniel Ries (Sandia), Adah Zhang (Sandia), Madeline Stricklin (LANL), J. Derek Tucker (Sandia)

CE-ICP-MS Investigation of the Gluconate Complexation of Plutonium in Different Oxidation States and of Other Actinides in the Presence of Calcium

Janik Lohmann (Johannes Gutenberg Univ. Mainz), Tamara Kutyma (Johannes Gutenberg Univ. Mainz), Alexander Wiebe (Johannes Gutenberg Univ. Mainz), Tobias Reich (Johannes Gutenberg Univ. Mainz)

Identifying Chemical Signatures of Plutonium Oxide Particles for Nuclear Forensics Using Synchrotron X-Rays

Alexander Baker (LLNL), Rachel Lim (LLNL), Alexander Ditter (Berkeley Lab), Scott Donald (LLNL), David Shuh (Berkeley Lab), Brandon Chung (LLNL)

Spectroscopic Interrogation of NpO2 and PuO2 Synthesized from Discrete Molecular Precursors

S. Olivia Gunther (Berkeley Lab), Trevor Arino (Berkeley Lab), Appie Peterson (Berkeley Lab), Joshua J. Woods (Berkeley Lab), Jefferey R. McLachaln (Berkeley Lab), Luis Aguirre Quintana (Berkeley Lab), Jennifer N. Wacker (Berkeley Lab), David K. Shuh (Berkeley Lab), Rebecca Abergel (Berkeley Lab)

ARIES Nondestructive Assay: 25 Years of Bulk Plutonium Oxide Measurements

Paige A. Reed (LANL), Mitchell T. Friend (LANL), Tracy Wenz (LANL)

Actinide-Bearing Microparticles for Nuclear Forensics Applications Using Synchrotron-Based Spectroscopy

Lorianne Shultz-Johnson (SRNL), Rachel Bergin (SRNL), Dominic Piedmont (SRNL), Mehmet Topsakal (Brookhaven), Andrew Kiss (Brookhaven), Benjamin Manard (ORNL), Brian Ticknor (ORNL), Spencer Scott (SRNL), Simerjeet Gill (Brookhaven), Christopher Barrett (SRNL), Shawna Tazik (SRNL)

Plutonium X-ray Emission Lines

Rachel Lim (LLNL), Alexander Baker (LLNL), Alexander Ditter (Berkeley Lab), David Shuh (Berkeley Lab), Scott Donald (LLNL), Brandon Chung (LLNL)

The Sociotechnical Challenges of the Geologic Disposition of Weapons Plutonium

Cameron Tracy (Stanford Univ.)

Influence of Temperature on Plutonium, Thorium, and Uranium Sorption to Iron Oxide Minerals

Brian A. Powell (Clemson Univ.), Yu Xie (Clemson Univ.), Shanna L. Estes (Clemson Univ.), Salome Kwong-Moses (Clemson Univ.), Connor Parker (ORNL), Fanny M. Coutelot (Clemson Univ.)

Theoretical Study of Electronic Structure of Pu(III-VI) Aqua Ions Using M4,5-Edge Resonant Inelastic X-Ray Scattering and High-Energy Resolution Spectroscopies

Harry Ramanantoanina (Karlsruhe Institute for Technology), Sven Schenk (Karlsruhe Institute for Technology), Cedric Reitz (Karlsruhe Institute for Technology), David Fellhauer (Karlsruhe Institute for Technology), Ruwini Ekanayake (Karlsruhe Institute for Technology), Hanna Kaufmann-Heimeshoff (Karlsruhe Institute for Technology), Xiaobin Zhang (Karlsruhe Institute for Technology), Tim Prüssmann (Karlsruhe Institute for Technology), Tonya Vitova (Karlsruhe Institute for Technology)

An Atomic Scale Computational Approach to Understanding Actinide Incorporation into Goethite (a-FeOOH)

Corinne Hatton (Univ. Manchester), Louise Natrajan (Univ. Manchester), Samuel Shaw (Univ. Manchester), Nikolas Kaltsoyannis (Univ. Manchester)

Investigation of Geochemical Interactions of Plutonium with Opalinus Clay via TOF-SIMS and rL-SNMS

Christopher Sirleaf (Johannes Gutenberg Univ. Mainz), Felix Berg (Johannes Gutenberg Univ. Mainz), Markus Breckheimer (Johannes Gutenberg Univ. Mainz), Tobias Reich (Johannes Gutenberg Univ. Mainz)

Pu Particle Fate and Transport: Deploying Luminescent Tracer Particles in Lab Environments

Ashley N. Williams (PNNL), Amanda Casella (PNNL), Aaron D. Nicholas (PNNL), Scott E. Muller (PNNL), Neil J. Henson (PNNL), Lance Hubbard (PNNL), Anjelica Bautista (PNNL), Edgar C. Buck (PNNL), Debra S. Barnett (PNNL), Sarah Miley (PNNL), Mercedes DeSmet (PNNL), April J. Carman (PNNL)

Production and Characterization of NBL Plutonium Isotopic Standards CRM136A, CRM137A, and CRM138A

Tashi Parsons-Davis (LLNL), Josh Wimpenny (LLNL), Cheng Tarng (LLNL), Cassandra King (LLNL), Roger Henderson (LLNL), Kiel Holliday (LLNL), David Roberts (LLNL), Ross Williams (LLNL), Pete Mason (New Brunswick Laboratory Program Office), Anna Tourville (New Brunswick Laboratory Program Office), Christina Santisi (New Brunswick Laboratory Program Office), Michael Holland (New Brunswick Laboratory Program Office), Robert Watters (New Brunswick Laboratory Program Office)

Influence of Groundwater Residence Time on In-situ Migration of U-233, Np-237, Pu-242 and Am-243 at the Grimsel Test Site (Switzerland)

F. Quinto (Karlsruhe Institute for Technology), I. Blechschmidt (NAGRA), H. Geckeis (Karlsruhe Institute for Technology), B. Lanyon (Fracture Systems), C. Marquardt (Karlsruhe Institute for Technology), U. Noseck (GRS), M. Plaschke (Karlsruhe Institute for Technology), R. Schneeberger (NAGRA), T. Schaefer (Friedrich-Schiller-Univ. Jena)

Influence of Mineral Complexity on Plutonium Sorption and Reduction

Manuel R. Vejar (Univ. Notre Dame), Frances E. Zengotita (Univ. Notre Dame), Sharon Bone (Stanford Synchrotron Radiation Lightsource), Kristina O. Kvashnina (European Synchrotron Radiation Facility), Amy E. Hixon (Univ. Notre Dame)

Multiscale Materials Modeling of Radiation Damage and Defect/Microstructural Evolution in Materials: Impact of He/dpa Ratio

Brian Wirth (Univ. Tennessee, Knoxville)

Plutonium Phase Stability Between the Extremes: Aging, Recovery, and Phase Transformations

Jeremy N. Mitchell (LANL), Shane C. Mann (LANL), Najeb M. Abdul-Jabbar (LANL)

Savannah River Plutonium Processing Facility (SRPPF): Overview and Context

Timothy Brown (Savannah River Site)

Natural Recovery in Delta Plutonium Alloys

Clarissa A. Yablinsky (LANL), Tomas A. Martinez (LANL), Todd P. Martinez (LANL), Zachary S. Levin (LANL)

Evaluation of Mechanically Induced δ to αʹ Phase Transformation in Pu-Ga Alloy

Jacqueline I. Royer (PNNL), Matthew T. Athon (PNNL), Matthew J. Olszta (PNNL), Dallas D. Reilly (PNNL), Dallin J. Barton (PNNL), Scott H. Swenson (PNNL), Strother J. Cooper (PNNL)

Correlating Microstructure to the Thermal Conductivity of Irradiated U-19Pu-10Zr Fuel

Allison Probert (Univ. Florida), Ethan Hisle (INL), Mitchell Mika (Univ. Florida), Mary Sevart (Univ. Florida), Matthew Goodson (INL), Rafael Garcia (INL), Luca Capriotti (INL), Cynthia Adkins (INL), Assel Aitkaliyeva (Univ. Florida)

Modeling the Microstructural Evolution of 𝛿-PuAl Alloys as a Function of Temperature

A. Fourmont (CEA), C. Ciszak (CEA), B. Oudot (CEA)

Through The Glovebox Glass: Adventures In DIC Wonderland

Nicholas E. Barta (LANL), Zachary S. Levin (LANL), Mathew L. Hayne (LANL), Peter M. Beck (LANL)

The Compatibility of Plutonium with Machined and Additively Manufactured Metal Crucibles

Michelle M. Greenough (LLNL), Alexander E. Wilson-Heid (LLNL), R. Joey Griffiths (LLNL), Donya R. Servando-Williams (LLNL), Ryan M. Kissinger (LLNL), W. Preston Cole (LLNL), Cole T. Greenwood (LLNL), Debra L. Rosas (LLNL), Andrew J. Swift (LLNL), Jason E. Schnackenberg (LLNL), Richard S. Clark (LLNL), Tien T. Roehling (LLNL), Aiden A. Martin (LLNL), Kiel S. Holliday (LLNL), Jason R. Jeffries (LLNL)

Observations and Characterization of Aged Pu-Ga Alloys

D.W. Wheeler (AWE), M.B. Matthews (AWE), P. Roussel (AWE)

Microscopic Investigations of Radiation Damage in Ga-Stabilized δ-Pu Locally Probed by 69,71^Ga NMR

Riku Yamamoto (LANL), Matthew S. Cook (LANL), David C. Arellano (LANL), Derek V. Prada (LANL), Eric D. Bauer (LANL), Adam P. Dioguardi (LANL), Neil Harrison (LANL), Paul H. Tobash (LANL), W. Adam Phelan (LANL), Michihiro Hirata (LANL)

Direct Observation of Nanoscale Inclusion Behavior in Pu-Metal via Atom Probe Tomography

Dallin J. Barton (PNNL), Daniel E. Perea (PNNL), Jacqueline I. Royer (PNNL), Matthew T. Athon (PNNL), Dallas D. Reilly (PNNL)

Phase Separation/Recombination Study in Hypostoichiometric Uranium-Plutonium Mixed Oxide U1-yPuyO2-x (y= 0.30; 0.45; and 1.00) Using DSC

Romain Vauchy (Japan Atomic Energy Agency), Masahiro Ogasawara (Inspection Development Co.), Tadahisa Yamada (Inspection Development Co.), Takeo Sunaoshi (Inspection Development Co.), Tetsuya Tamura (Inspection Development Co.), Yuta Horii (Japan Atomic Energy Agency), Shun Hirooka (Japan Atomic Energy Agency), Tatsutoshi Murakami (Japan Atomic Energy Agency)

Physical Chemical Studies of Perovskite Phases of Relevance for Lead-Cooled Fast Reactors

Andries van Hattem (Delft Univ. Technology), Karin Popa (European Commission, Joint Research Centre), Jean-Christophe Griveau (European Commission, Joint Research Centre), Eric Colineau (European Commission, Joint Research Centre), Anna L. Smith (Delft Univ. Technology), Rudy J.M. Konings (Delft Univ. Technology)

Predicting Radiation-Induced Plutonium Redox Chemistry Using Multi-Scale Modeling Methods

A.E. Kynman (INL), T.S. Grimes (INL), J.K. Conrad (INL), S.M. Pimblott (INL), G.P. Horne (INL)

Fission Products and Actinides Speciation in Irradiated MOx Fuel During Interim Storage Accidental Scenarios

R. Caprani (CEA), Ph. Martin (CEA), J. Martinez (CEA), D. Prieur (Helmholtz-Zentrum Dresden-Rossendorf), F. Lebreton (CEA), K. Kvashnina (Helmholtz-Zentrum Dresden-Rossendorf), E. Bazarkina (Helmholtz-Zentrum Dresden-Rossendorf), D. Menut (Synchrotron SOLEIL), N. Clavier (Institut de Chimie Séparative de Marcoule)

Recovery and Purification of Dilute Pu from Irradiated Mark-18A Pu-242 Targets

Matthew Mills (SRNL), Rebecca Carter (SRNL), Sasha Mills (SRNL), William King (SRNL), Eddie Kyser (SRNL)

The CoXTL Concept: An Alternative Solution to Nuclear Fuel Recycling Through Hexavalent Actinide Co-Crystallization

Jonathan D. Burns (Univ. Alabama, Birmingham), Jeffrey D. Einkauf (ORNL), Jennifer M. Pyles (Univ. Alabama, Birmingham), Luke R. Sadergaski (ORNL), Laetitia H. Delmau (ORNL), Bruce A. Moyer (ORNL)

Modelling the Potential for Molten Salt Reactors to Balance Plutonium and Minor Actinides in the UK Fuel Cycle

Robert Mossop (National Nuclear Laboratory), Mike Edmondson (National Nuclear Laboratory), Owen Heaton (National Nuclear Laboratory)

35Cl Solid-State Nuclear Magnetic Resonance of Actinide Chlorides

Marisa Monreal (LANL), Adam Altenhof (LANL), Karla Erickson (LANL), Harris Mason (LANL)

Challenges in Crystal Growth and Ground State Characterization of Actinide Binary Oxides

Binod K. Rai (SRNL), Alex Bretana (SRNL), Gregory Morrison (Univ. South Carolina), Ryan Greer (SRNL), Krzysztof Gofryk (INL), Hans-Conrad zur Loye (Univ. South Carolina)

Experimental Investigations on the NaCl-PuCl3 Eutectic Salt System

Toni Karlsson (INL), Scott Middlemas (INL), Michael Woods (INL), Kevin Tolman (INL), Steven Herrmann (INL), Juliano Schorn-Pinto (Univ. South Carolina), Stephen Warmann (INL), Manh-Thuong Nguyen (PNNL), Patricia Paviet (PNNL)

Long-Term Storage and Aging of PuO2 Powder up to 50 Years Old

Hannah M. Colledge (National Nuclear Laboratory), Robin Orr (National Nuclear Laboratory), Jeff W. Hobbs (Sellafield), Hayley Green (Sellafield)

Multi-Cycle Direct Oxide Reduction Stirrer Assessment Using Material Simulants

Tatiana Ayers (SRNL), Courtney Dilley (SRNL), Aidan Komendantov (SRNL), Will Weyer (SRNL)

An Entropic Approach to Estimating Orbital Occupancies in Plutonium

Miles F. Beaux II (LANL)

Further Investigations of Pu Metal with LIBS

Dung Vu (LANL), John D. Auxier II (SRNL), Jason Darvin (SRNL), D. DeWayne Dick (SRNL)

Corrosion Testing of Chemically Modified Tantalum Coupons in a High-Temperature Molten Salt Environment with Chlorine and Oxygen Gas

Greg Chipman (SRNL), Tatiana Ayers (SRNL)

Oxygen Concentration Measurements in Chloride Molten Salts

Adam Burak (Univ. Michigan), Stephen Raiman (Univ. Michigan)

Anode Heel Recycling: Removal of Gallium Through Pyrochemical Methods

Taylor V. Fetrow (LANL), Aaron M. Tondreau (LANL), Nickolas H. Anderson (LANL), Tabitha Kalin (LANL), Bonnie E. Klamm (LANL)

Drivers for Thermal and Radiolytic Degradation of Plutonium Oxalates

Jason R. Darvin (SRNL), Eliel Villa-Aleman (SRNL), Don D. Dick (SRNL), Thomas C. Shehee (SRNL), Bryan J. Foley (SRNL), Weslee A. Kersey (Univ. Florida), Kyle C. Hartig (Univ. Florida)

Metal Oxides as Isotopic Barcodes for Intentional Nuclear Forensics

Lorianne Shultz-Johnson (SRNL), Katherine Koh (SRNL), Kelsey Reamer (SRNL), Matthew Harrell (SRNL), Abigail Waldron (SRNL), Kyle Samperton (SRNL), Shelby Bowden (SRNL), Rachel Bergin (SRNL), Michael Bronikowski (SRNL), Christopher Barrett (SRNL), Spencer Scott (SRNL), Gage Green (SRNL), Matthew Wellons (SRNL)

Pu Particle Fate and Transport: Simulating and Validating Plutonium Particle Dynamics in Lab Environments

Scott Muller (PNNL), Mercedes DeSmet (PNNL), Neil Henson (PNNL), Lance Hubbard (PNNL), Anjelica Bautista (PNNL), Sarah Miley (PNNL), Aaron Nicholas (PNNL), Amanda Casella (PNNL), Ashley Williams (PNNL), Edgar Buck (PNNL), Debra Barnett (PNNL), April Carman (PNNL)

On the Influence of Temperature and H2 Pressure on Cerium Hydriding Behavior

C. Perderiset (CEA), K. Weulersse (CEA), V. Magnien (CEA), F. Delaunay (CEA)

Curium Oxide Synthesis and Characterization: Oxide Composition and Morphology Effects on Heavy Element Production

Connor J. Parker (ORNL), Samantha K. Cary (ORNL), Ida DiMucci (LANL), Stosh A. Kozimor (LANL)

Sputtering of Plutonium and Uranium Oxide Surfaces

Alessandro R. Mazza (LANL), William Ponder (LANL), Connor Dozhier (LANL), Daniel T. Olive (LANL), Sarah Hickam (LANL)

Morphological and Chemical Provenance Signatures from Plutonium and Uranium Materials

Brandon W. Chung (LLNL), Alexander A. Baker (LLNL), Scott B. Donald (LLNL), Tian Li (LLNL), Rachel Lim (LLNL), Uday Mehta (LLNL), Debra L. Rosas (LLNL), Donya R. Servando-Williams (LLNL), Nick H. Cicchetti (LLNL), Alex S. Ditter (Berkeley Lab), David K. Shuh (Berkeley Lab)

Microstructural Evolution of δ-phase 239Pu-Ga Alloys from Cryogenic to High Temperatures: A High-Resolution Neutron Diffraction Study

Alice I. Smith (LANL), B. Clausen (LANL), J. Zhang (LANL), D.W. Brown (LANL), J.E. Siewenie (LANL), T.D. Carter (LANL), S. Richmond (LANL), M. Ramos (LANL)

Exploring Structural Characteristics of Plutonium Using 4-Dimensional Scanning Transmission Electron Microscopy (4D-STEM)

Theresa M. Kucinski (LANL), Matthew T. Janish (LANL)

Characterization of MC-15 Neutron Detector for Source Quantification

C. Egozi (LANL), R. Winkler (LANL)

Computational Study of the Interactions of Tetravalent Actinides (An = Th-Pu) with the α-Fe13 Keggin Cluster

Ryan L. Dempsey (Univ. Manchester), Nikolas Kaltsoyannis (Univ. Manchester)

Vapor Pressure Measurements of Low Concentration Actinides in FLiBe

S. Scott Parker (LANL), Hannah K. Patenaude (LANL), J. Matt Jackson (LANL), Marisa J. Monreal (LANL)

Development of Magnesia-Based Cement for the Solidification of Pu-Bearing Effluent and Disposal at WIPP

William Jolin (SRNL), Katy Broadwater (SRNL), Casey Feldt (Savannah River Nuclear Solutions), Brandon Young (Savannah River Nuclear Solutions), Nathan Wyeth (SRNL)

Experimental Measurements of the Electronic Structure of Plutonium-Containing Samples Using Scanning Tunneling Spectroscopy

Benjamin R. Heiner (Univ. Notre Dame), Miles F. Beaux (LANL)

Controlled Supercriticality for Materials Testing: Restarting LANL Pulsed Reactor Testing of Plutonium After 20 Years

A. Foley (LANL), D.T. Olive (LANL), E.S. Lum (LANL)

High Resolution Electron Microscopy Analysis of Delta Pu Implanted with He Bubbles

Matthew J. Olszta (PNNL), Dallas Reilly (PNNL), Andrew Casella (PNNL), Mark Engelmann (PNNL), Scott J. Tumey (LLNL), Scott C. McBeath (LLNL), Swanee J. Shin (LLNL), James M. McNaney (LLNL)

PuO2 Photoluminescence

Don D. Dick (SRNL), Jason R. Darvin (SRNL), Megan Hoover (SRNL), Thomas C. Shehee (SRNL), Bryan J. Foley (SRNL), Eliel Villa-Aleman (SRNL)

Testing the Next Generation of Solvents: The Search for an Alternative to HFC and HFE Solvents

M.A. Torcivia (SRNL)

Rationalizing the Stabilizing Power of Pnictogen Oxides for the Oxidation of Cf(III) Using Tb(III) and Pr(III) as Redox Surrogates

Cristian Celis-Barros (ORNL), Trenton Vogt (Michigan State)

The Effects of Hubbard-U on Plutonium Oxides

Alexandria R. Alcantara (LANL), Sarah C. Hernandez (LANL)

Cs2PuCl6 in Pyrochemical Plutonium Processing: A Preliminary Surrogate Study on the Thermal Behavior of Cs2CeCl6

Kristen Pace (LANL), Andrew Strzelecki (LANL), Nikki Wolford (LANL), Nick Anderson (LANL), Ben Stein (LANL)

High Energy X-Ray Characterization of Microstructure at Macroscopic Depths in Pu Alloys

D.W. Brown (LANL), D.T. Carver (LANL), B. Clausen (LANL), T. Jacobs (LANL), R. Pokharel (LANL), D.J. Savage (LANL), A.I. Smith (LANL), C. Yablinsky (LANL), P. Kenesei (ANL), J.-S. Park (ANL)

Quantifying Plutonium Surface Reactions with High Energy X-Ray Diffraction and μ-Computed Tomography

D.T. Carver (LANL), D.W. Brown (LANL), B. Clausen (LANL), R. Pokharel (LANL), D.J. Savage (LANL), P. Kenesei (ANL), J.-S. Park (ANL)

In-Situ Observation of Hydride Formation During Focused Ion Beam Milling

Douglas S. Smith (LANL), Theresa M. Kucinski (LANL), Matthew T. Janish (LANL), Sarah C. Hernandez (LANL)

X-ray Photoelectron Spectroscopy Data Fitting Using a Genetic Algorithm

Alaina Thompson (Illinois Institute of Technology), Jeff Terry (Illinois Institute of Technology), Dan Olive (LANL), Miu (Andy) Lau (Boise State), Min Long (Boise State), Evan Restuccia (Univ. Missouri), Tim Stack (Illinois Institute of Technology)

Stabilization of Reactive Fragments at High Valent f-elements Through Imidophosphorane Ligand Derivatives

Haruko Tateyama (Georgia Tech), Henry S. La Pierre (Georgia Tech)

Precise Compositional Characterization of Plutonium Alloys by Electron Probe Microanalysis

James Maner (Savannah River Nuclear Solutions), Michael Matthews (Atomic Weapons Establishment), Gordon Moore (LANL)

Establishing a Material Characterization Laboratory for the Savannah River Plutonium Processing Facility (SRPPF)

James Maner (Savannah River Nuclear Solutions), Roger Bright (Savannah River Nuclear Solutions), Monica Tran (Savannah River Nuclear Solutions), Victoria Ibarra (Savannah River Nuclear Solutions), Daniel Foley (Savannah River Nuclear Solutions)

Non-Linear Bonding Trends in 1,2-Dithiolate Actinide Complexes

Nicholas Beck (Colorado School of Mines), Thomas Albrecht-Schoenzart (Colorado School of Mines)

Expanding the Scope of the Actinide Lanthanide SEParation Concept (ALSEP) in Nuclear Waste Remediation

Quinn E. Summerfield (Univ. Nevada, Las Vegas), Logan A. Smith (Univ. Nevada, Las Vegas), Artem V. Gelis (Univ. Nevada, Las Vegas)

Thermodynamics of Impurities in Plutonium Alloys: Ab initio and CALPHAD Investigation of Pu-Cr-Ga-Fe-Ni-U System

Emily E. Moore (LLNL), Alex Landa (LLNL), Per Söderlind (LLNL), Scott Peters (LLNL), Aurélien Perron (LLNL), Tien Roehling (LLNL)

Extraction of Pu(IV) from Nitric Acid by 2-Ethylhexylphosphonic Acid Mono-2-Ethylhexyl Ester and N,N,N',N'-Tetra-2-Ethylhexyldiglycolamide

Logan Smith (Univ. Nevada, Las Vegas), Artem V. Gelis (Univ. Nevada, Las Vegas)

The Structures and Optical Spectra of Hydrated Trivalent Plutonium Tetrazolate Compounds

Zhuanling Bai (Colorado School of Mines), Thomas E. Albrecht-Schönzart (Colorado School of Mines)

Summarizing Nuclear Science Documents and how These Summaries are Influenced by Education vs Experience

Eric Hoar (SRNL), Megan Hoover (SRNL), Lindsay Roy (SRNL)

Manufacture and Design of "SRNL Mini-Mixer Settlers" -- Historic Significance, Fabrication Lessons, and Modern Upgrades to Solvent Extraction Equipment

Rachael Fara (SRNL), Russell Crowder (SRNL), Ryan Shaw (SRNL), Sun Jae Kim (SRNL), Tracy Rudisill (SRNL)

Modeling Dose Rates in Plutonium Downblend Processes in the K-Area Interim Surveillance Glovebox

Keith C. Bledsoe (ORNL), R. Blake Wilkerson (ORNL), Douglas E. Peplow (ORNL), Arzu Alpan (ORNL), Robert E. Grove (ORNL), Deanna Stimac (SRNL)

Uranium (VI) Solubility Behavior in WIPP-Specific Brine and in the Presence of WIPP-Relevant Organics

Ceren Kutahyali Aslani (LANL), Ugras Kaplan (LANL), Adrianne Navarrette (LANL), Jandi Potter (LANL), Jonathan Icenhower (LANL)

Recovery of PuO2 from a Complex CaCl2 Matrix Using Aqueous Capabilities at LLNL

Brandon Smiddy (LLNL), Samuel Cross (Atomic Weapons Establishment), David Roberts (LLNL)

Investigation of CdZnTe for Plutonium Facility Hold-up Measurements

A.J. Liebmann (LANL), C. Egozi (LANL), R. Winkler (LANL)

Transmission Electron Microscopy of Plutonium at Los Alamos National Laboratory: History and Future Prospects

Matthew T. Janish (LANL), Matthew M. Schneider (LANL)

Structural Changes in Molten Salt Fuel and/or Waste Stream Compounds Cs2UCl6 and Cs2UO2Cl4 from Room Temperature to Melting

Benjamin W. Walusiak (LANL), Alice I. Smith (LANL), Sven C. Vogel (LANL), Stephen S. Parker (LANL), Madeline Shore (Georgetown Univ.), Karah E. Knope (Georgetown Univ.), Christopher L. Cahill (George Washington Univ.)

Creating New Chemical Process Models for Pu Processing

Silvina A. Di Pietro (LLNL), John D. Brown (LLNL), Bradley C. Childs (LLNL), Maria P. Demireva (LLNL), Maryline G. Ferrier (LLNL), Tsuyoshi A. Kohlgruber (LLNL), Saurabh Narain (LLNL), Ahilan Renganathan (LLNL), Hiroshi H. Saito (LLNL), Jeremy A. Scher (LLNL), Scott A. Simpson (LLNL), Emma R. Tardiff (LLNL), Lawrence E. Banks (LLNL)

Small-Scale Pu Anion Exchange Contact Studies for Model Development

Tsuyoshi A. Kohlgruber (LLNL), Silvina A. Di Pietro (LLNL), Emma R. Tardiff (LLNL), Scott A. Simpson (LLNL), Maryline G. Ferrier (LLNL), Bradley C. Childs (LLNL), Saurabh Narain (LLNL), Maria P. Demireva (LLNL), Jeremy A. Scher (LLNL), Hiroshi H. Saito (LLNL), Lawrence E. Banks (LLNL)

Interpreting Pu Radiation Damage in EXAFS Data Using Genetic Algorithm Fitting

Daniel Olive (LANL), Ari Foley (LANL), Meghan Gibbs (LANL), Sarah Hickam (LANL), Jeremy Mitchell (LANL), Alison Pugmire (LANL)

Impact of Outer-Sphere Cations on Selective Precipitation of Actinide Chloride Complexes with Cesium Chloride

Brittany L. Huffman (LANL), Thomas E. Shaw (LANL), Aldo M. Jordan (LANL), Monica S. Mullis (LANL), Nikolas H. Anderson (LANL), David B. Kimball (LANL), Sara L. Adelman (LANL), Brian T. Arko (LANL), Stosh A. Kozimor (LANL)

An Ab-initio Study of Self-Irradiation Damage in alpha-Pu

Roxanne M. Tutchton (LANL), Kashi Subedi (LANL), Raymond Atta-Fynn (LANL), Sarah C. Hernandez (LANL)

Plutonium Metallography Development and Microstructural Characterization at PNNL

Matthew T. Athon (PNNL), Jacqueline I. Royer (PNNL), Dallin J. Barton (PNNL), Matthew J. Olszta (PNNL), Scott H. Swenson (PNNL), Strother J. Cooper (PNNL), Lucas E. Sweet (PNNL), Dallas D. Reilly (PNNL)

Site-Sharing Na+-Ce(IV)/Pu(IV) Sulfate Compounds

A. Kirstin Sockwell (Univ. Notre Dame), Elodia Ciprian (Univ. Notre Dame), Ginger E. Sigmon (Univ. Notre Dame), Allen G. Oliver (Univ. Notre Dame), Peter C. Burns (Univ. Notre Dame), Amy E. Hixon (Univ. Notre Dame)

Plutonium Phase Stability Through Thermophysical Evolution

Najeb M. Abdul-Jabbar (LANL), Shane C. Mann (LANL), David M. Wayne (LANL), Jeremy N. Mitchell (LANL)

Combining Automated Experimentation and Machine-Learning for Spent Nuclear Fuel Separations

Logan J. Augustine (LANL), Yufei Wang (LANL), Stosh A. Kozimor (LANL), Sara L. Adelman (LANL), Joshua Schrier (Fordham Univ.), Enrique R. Batista (LANL), Danny Perez (LANL), Ping Yang (LANL)

Nuclear Magnetic Resonance and Physical Properties of Pu-B and Pu-C Compounds

Eric D. Bauer (LANL), R. Yamamoto (LANL), S.B. Blackwell (LANL), P. Sherpa (Univ. California, Davis), A.R. Altenhof (LANL), H.E. Mason (LANL), A.P. Dioguardi (LANL), M. Hirata (LANL), H. Yasuoka (LANL), W.A. Phelan (LANL), S.M. Thomas (LANL), S.K. Cary (ORNL), S.A. Kozimor (LANL), P.H. Tobash (LANL), D.C. Arellano (LANL), J.D. Thompson (LANL), F. Ronning (LANL)

In-Line LIBS Development for Chemical Analysis in Actinide Materials

Dung M. Vu (LANL), Bryan C. Paulus (LANL), Young-Shin Park (LANL), Kelly E. Aldrich (LANL), Christopher J. Godt (LANL), Brendan J. Gifford (LANL), Amanda J. Neukirch (LANL), Aaron A. Forde (LANL), Elizabeth J. Judge (LANL), James E. Barefield II (LANL), Didier Saumon (LANL), Jerrad P. Auxier (LANL), Samuel M. Clegg (LANL), Ronald Martinez (LANL), James P. Colgan (LANL), Lisa K. Fulks (LANL), John D. Auxier II (SRNL)

Advancements in Resonant Ultrasound Spectroscopy

Tannor T.J. Munroe (LANL), Christopher A. Mizzi (LANL), Boris Maiorov (LANL)

Classical Molecular Statics and Dynamics Study of PuO2 High-Coincidence Grain Boundary Structures and Defects

Larissa M. Woryk (LANL), Aaron A. Kohnert (LANL), Sarah C. Hernandez (LANL)

Increasing Efficiency of the CoXTL Concept: Recent Improvements in Am Oxidation Kinetics

Jennifer M. Pyles (Univ. Alabama, Birmingham), Jeffrey D. Einkauf (ORNL), Luke R. Sadergaski (ORNL), Laetitia H. Delmau (ORNL), Bruce A. Moyer (ORNL), Jonathan D. Burns (Univ. Alabama, Birmingham)

Behavior of Tungsten Components During Actinide Pyroprocessing

Elise M. Shauf (Univ. Michigan), Adam Burak (Univ. Michigan), Stephen S. Raiman (Univ. Michigan)

Oxic and Anoxic Adsorption of Cs, Tc, Pu, and Np to Na-montmorillonite

Matthew Riss (Clemson Univ.), Brian Powell (Clemson Univ.)

Surface Properties of Actinide Dioxide and Their Effect on Reactivity

Enrique R. Batista (LANL), Gaoxue Wang (LANL), Ping Yang (LANL)

Understanding the Mechanisms of Ce Oxidation at Micro and Atomic Scales

Dallin J. Barton (PNNL), Jacqueline I. Royer (PNNL), Matthew T. Athon (PNNL), John M. Mayer (PNNL), Delaney Davis (PNNL), Josephine C. Hartmann (PNNL), Parker K. Okabe (PNNL), Kayla H. Yano (PNNL), Jordan F. Corbey (PNNL), Lucas E. Sweet (PNNL), Daniel E. Perea (PNNL), Shawn L. Riechers (PNNL), Dallas D. Reilly (PNNL), Richard A. Clark (PNNL), Matthew Nelson (Savannah River Nuclear Solutions), James Maner (Savannah River Nuclear Solutions)

Investigating Actinide Containing Single Particle Systems Using Synchrotron-Based X-Ray Fluorescence and X-Ray Absorption near Edge Fine Structure

Dominic Piedmont (Brookhaven), Mehmet Topsakal (Brookhaven), Andrew Kiss (Brookhaven), Lorrianne Shultz-Johnson (SRNL), Rachel Bergin (SRNL), Shawna Tazik (SRNL), Christopher Barrett (SRNL), Simerjeet K. Gill (Brookhaven)

Electrolytic Polishing Experiments on Plutonium

Zachary Levin (LANL), Michael Middlemass (LANL), Victoria Cox (LANL), Holly Neff (LANL), Roger Jaramillo (LANL), Simon Barlow (LANL)

Characterization of Internal Localized Corrosion in Plutonium-Bearing Material Storage Containers

Emmanuel Perez (SRNL), Roderick Fuentes (SRNL), Henry Ajo (SRNL)

Aquatic Chemistry of An(III)/Ln(III) and U(VI) in Dilute to Concentrated Nitrate and Sulfate Systems

X. Gaona (Karlsruhe Institute for Technology), P.F. dos Santos (Karlsruhe Institute for Technology), A. Lassin (French Geological Survey), F. Greb (Karlsruhe Institute for Technology), C. Shang (Karlsruhe Institute for Technology), F. Häusler (Karlsruhe Institute for Technology), K. Garbev (Karlsruhe Institute for Technology), A. Skerencak-Frech (Karlsruhe Institute for Technology), D. Fellhauer (Karlsruhe Institute for Technology), M. Altmaier (Karlsruhe Institute for Technology), B. Made (National Agency for Radioactive Waste Management)

Actinide Speciation Studies by Capillary Electrophoresis-ICP-MS

Jean Aupiais (CEA)

Intrinsic Plutonium Colloid Synthesis and Colloid Aggregation Under Variable Conditions

Dawn A. Montgomery (Clemson Univ.), Brian A. Powell (Clemson Univ.)

Aqueous Plutonium Reprocessing at LLNL

Maryline G. Ferrier (Kerlin) (LLNL), Helen Deaguero (LLNL), Kiel S. Holliday (LLNL), Bryan D. Smith (LLNL), Brandon Smiddy (LLNL), Scott A. Simpson (LLNL), Silvi A. Di Pietro (LLNL), Emma R. Tardiff (LLNL), Tsuyoshi A. Kohlgruber (LLNL), David J. Roberts (LLNL), Bradley C. Childs (LLNL), Lawrence E. Banks (LLNL)

Solubility, Speciation and Thermodynamics of PuCO3OH(cr) in Carbonate Containing Solutions

P. Müller (Karlsruhe Institute for Technology), D. Fellhauer (Karlsruhe Institute for Technology), D. Schild (Karlsruhe Institute for Technology), M. Altmaier (Karlsruhe Institute for Technology), X. Gaona (Karlsruhe Institute for Technology), H. Geckeis (Karlsruhe Institute for Technology)

Historical Ion Exchange Processes and Future Prospects at the Savannah River Site

Rebecca Carter (SRNL), Matthew Mills (SRNL), Sasha Mills (SRNL), Philip Almond (SRNL)

Synthesis of Uranium and Plutonium Oxides by Peroxide Precipitation and Hydrothermal Treatment

L. Muller (CEA), P. Estevenon (CEA), C. Tamain (CEA), N. Dacheux (Univ. Montpellier), N. Clavier (CNRS)

A Retrospective Analysis of the Electrochemical Behavior of Plutonium in Molten Salts Using Advanced Techniques

Devin Rappleye (Brigham Young Univ.)

Savannah River Plutonium Processing Facility -- Chloride to Nitrate Aqueous Conversion for Plutonium Recovery from Pyrochemical Residues

Morgan Cram (SRNL), Rebecca Carter (SRNL), Ian Rebuck (SRNL), Michael Torcivia (SRNL), Laken Gleaton (SRNL), Stephanie Gamble (SRNL), Yoon Lee (SRNL), Daniel Odell (SRNL), Philip Almond (SRNL)

Structure and Stability of Plutonium Hexanuclear Cluster in the Gas Phase and in Solution

D. Guillaumont (CEA), C. Tamain (CEA), G. Chupin (CEA), L. Berthon (CEA), T. Dumas (CEA), P. Moisy (CEA)

Computational Fluid Dynamics Study on the Mixing Flow and Precipitation of Pu Oxalate

Eric Hoar (SRNL), Lindsay Roy (SRNL), Kai Han (Savannah River Nuclear Solutions)

Probing the Effects of Self-irradiation on Plutonium Oxalates

Elodia Ciprian (Univ. Notre Dame), Bryan J. Foley (SRNL), Thomas Shehee (SRNL), Amy E. Hixon (Univ. Notre Dame)

Fundamental Science of Pu: How a new Radiological Lab is Helping Shed new Light on Actinide Research Around LANL

Paul H. Tobash (LANL), Greta L. Chappell (LANL), W. Adam Phelan (LANL), David C. Arellano (LANL), Derek V. Prada (LANL), Jeremy N. Mitchell (LANL), Neil Harrison (LANL), Matt Janish (LANL), Miles Beaux (LANL), Eric Bauer (LANL)

Understanding the Reactivity of α-Plutonium Using Time-of-Flight Secondary Ion Mass Spectroscopy and Density Functional Theory

Sarah C. Hernandez (LANL), Raymond Atta-Fynn (LANL), Connor Dozhier (LANL)

Corrosion of Pu-Ga Alloys Under Ambient Conditions

Scott B. Donald (LLNL), W. McLean (LLNL)

Thermodynamics of Radiogenic Helium, Adsorbed Environmental Gases, and Defects in δ-Plutonium Alloys

David M. Wayne (LANL), Sarah C. Hernandez (LANL), Najeb M. Abdul-Jabbar (LANL), Franz J. Freibert (LANL)

Advancing Sample Preparation Techniques for Scanning Electron Microscopy-Based Particle Size Analysis of Plutonium-Dioxide

Kyle Makovsky (PNNL), Jason Lonergan (Missouri Univ. Science and Technology), Aaron Nicholas (PNNL), Cody Nizinski (PNNL), Richard Clark (PNNL), David Meier (PNNL)

XPS Characterization of Pu at LANL Surface Science Lab

William Ponder (LANL), Sarah Hickam (LANL), Alessandro Mazza (LANL), Connor Dozhier (LANL), Dan T. Olive (LANL)

Manhattan 2.0: Challenges in Supporting the Nation's Next Generation of Plutonium Pit Production Laboratories

F.E. Stanley (Savannah River Nuclear Solutions)

Mapping Surface of Pu Materials with Atomic-Scale Resolution via Field Ion Microscopy and operando-Atom Probe Tomography

Daniel E. Perea (PNNL), Sten V. Lambeets (PNNL), Dallin J. Barton (PNNL), Jacqueline I. Royer (PNNL), Matthew T. Athon (PNNL), Dallas D. Reilly (PNNL)

Targeting Actinide Molecular Qubit Candidates with High Valent Plutonium

Mikaela Mary F. Pyrch (Univ. California, Berkeley), Rachel L. Meyer (Berkeley Lab), Patrick W. Smith (Berkeley Lab), S. Olivia Gunther (Berkeley Lab), Joshua. J. Woods (Berkeley Lab), Stefan Minasian (Berkeley Lab), Polly L. Arnold (Berkeley Lab)

Auger Parameter Data of Plutonium Materials

Paul Roussel (AWE)