Los Alamos National Laboratory Overview: LANL, the ASC Program, and the Supporting LANL Organizations

Summary

This presentation provides an overview of Los Alamos National Laboratory (LANL), its broad national security missions, and organizational structure supporting NNSA’s nuclear weapons programs. It details the Advanced Simulation and Computing (ASC) Program alongside key technical divisions, including X-Computational Physics (XCP), Computer, Computational and Statistical Sciences (CCS), and Theoretical (T) Division, emphasizing their integrated efforts in predictive science and stockpile stewardship.

Page 1 - Title / Cover

Los Alamos NATIONAL LABORATORY EST. 1943 Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA NNSA - National Nuclear Security Administration

Page 2 - Presentation Title & Presenters

Los Alamos National Laboratory Overview LANL, the ASC Program, and the Supporting LANL Organizations PSAAP III Kick-Off Meeting

Mark Schraad, XCP-DO Marianne Francois, T-DO Jason Pruet, ASC-PO

August 18, 2020

Managed by Triad National Security, LLC for the U.S. Department of Energy’s NNSA

Page 3 - LANL’s National Security Mission is Broad

LANL’s National Security Mission is Broad

• Ensure the safety, reliability, and performance of the U.S nuclear stockpile

• Physics & Design
• Engineering
• Production [Nuclear Deterrence]: Excellence in nuclear security to ensure the nation’s nuclear deterrent through theory, modeling and simulation, and experimentation

• Non-Pro & Counter-Proliferation: Preventing and countering efforts of proliferants to acquire, develop or disseminate materials and expertise necessary for nuclear weapons

• Cross Domain Deterrence: Supporting the DoD, IC, and other national security partners to execute multidomain operations across land, air, sea, space and cyber

• Energy security:

• Sustainable Nuclear Energy
• Resilient Materials
• Complexity in Energy Systems

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Page 4 - The Major Component of LANL’s Mission Involves Supporting NNSA’s (Nuclear) Weapons Programs

The Major Component of LANL’s Mission Involves Supporting NNSA’s (Nuclear) Weapons Programs

FY19 LANL programmatic portfolio:

• NNSA Weapons Programs: $1,930M / 66%
• NNSA Nonproliferation: $274M / 10%
• NNSA Safeguards & Security: $131M / 5%
• DOE Environmental Management: $33M / 1%
• DOE Energy & Other Programs: $96M / 3%
• DOE Office of Science: $101M / 3%
• Strategic Partnerships: $358M / 12%

FY19 LANL Budget Authority = $2.92B

• 81% funded by NNSA
• 99% funded by U.S. Federal government

Organizational Chart:

• Laboratory Director: Thomas Mason
• Director, Laboratory Staff: Frances Chadwick
  • Deputy Director Science, Technology, & Engineering: John Sarrao
    • ALD, Global Security: Nancy Jo Nicholas
    • ALD, Chemical, Earth, & Life Sciences: J. Patrick Fitch
    • ALD, Physical Sciences: Antoinette Taylor
    • ALD, Simulation & Computation: Irene Qualters
  • Deputy Director Weapons: Robert Webster
    • ALD, Weapons Physics: Charlie Nakhleh
    • ALD, Weapons Engineering: James Owen
    • ALD, Weapons Production: Dave Eyler
    • Actinide Operations Director: Frank Gibbs
  • Deputy Director Operations: Kelly Beierschmitt
    • ALD, ESHQSS: Michael Hazen
    • ALD, Capital Projects: Kathye Segala
    • ALD, Business Management: LeAnne Stribley
    • ALD, Facilities & Operations: Bret Simpkins

Note: The majority of your TST and RT members will be from these directorates (Science, Technology, & Engineering; Weapons Physics).

LANL’s nuclear weapons mission accounts for approximately 70% of a $3B budget.

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Page 5 - The Lab Agenda Establishes Goals and Initiatives Around Four Priority Pillars

The Lab Agenda Establishes Goals and Initiatives Around Four Priority Pillars

• Nuclear Security Design, produce, and certify current and future nuclear weapons, and reduce global nuclear threats – Execute LANL’s manufacturing mission – Transform nuclear weapons warhead design and production – Anticipate threats to global security – Continue to support the Annual Assessment Review – Assess the stockpile as it ages

• Mission-Focused Science, Technology, and Engineering Deliver scientific discovery and technical breakthroughs that support DOE and NNSA missions – Advance the frontiers of computing to exascale and beyond – Etc.

• Mission Operations

• Community Relations

Simultaneous Excellence in…

• Nuclear Security
• Mission-Focused Science, Technology, and Engineering
• Mission Operations
• Community Relations

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Page 6 - The Weapons Physics Directorate Leads the Design, Certification, and Assessment of U.S. Nuclear Weapons

The Weapons Physics Directorate Leads the Design, Certification, and Assessment of U.S. Nuclear Weapons

Weapons Physics Directorate Structure:

• Associate Laboratory Director: Charlie Nakhleh
• Chief Operating Officer and Chief Scientist: Mark Chadwick
• Administrative Officer: Theresa Wilson; Office Administrators: Tracy Blea & Miranda Vigil; CFO: Zulma Hodges; HR: Ray Chavez & Rose Swoboda; Property: Barbara Sanchez; Security: Felicia Archuleta-Toya
• Divisions and Offices:
  • Advanced Simulation & Computing Program (ASC): Program Director Jason Pruet, Deputy Program Director Jerry Brock
  • Engineering and Technology Maturation (ETM): Program Director Donald Haynes
  • LANL UK Program: Program Manager Dave Lyons
  • LANL Special Programs: Program Manager Chuck Wilkerson
  • Strategic Analyses & Assessments: Office Director James Cooley
  • Office of Experimental Sciences (OES): Program Director Kimberly Scott, Deputy Program Director Michael Furlanetto
  • Weapons Research Services (WRS): Division Leader Carla Breiner, DRR John Hopson (XCP), WWG Maria Rightley (P-23)
  • X-Computational Physics (XCP) Division: Division Leader Mark Schraad, Deputy Division Leader Scott Doebling
  • X Theoretical Design (XTD) Division: Division Leader Brian Lansrud-Lopez, Deputy Division Leader Greg Archbold

Key Points: • ALDX executes its mission through the development (XCP) and application (XTD) of cutting-edge theory, computational models, and large-scale weapons simulation codes, as well as the design and execution of state-of-the-art experiments. • ALDX is responsible for more than $700M of Program Budget and more than 350 full-time staff and post docs. • Both the ASC Program Director (Jason Pruet) and the X-Computational Physics Division Leader (Mark Schraad) report to the Associate Laboratory Director for Weapons Physics (Charlie Nakhleh). • XCP is the integrating and executing arm of the ASC Program.

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Page 7 - Advanced Simulation and Computing (ASC) Program

Advanced Simulation and Computing (ASC) Program

• Program Director: Jason Pruet • ~$250M Program Budget • Enabling the development of simulation capabilities and deploying computing platforms to analyze and predict the performance, safety, and reliability of nuclear weapons and to certify their functionality in the absence of nuclear testing.

Program Areas: • Physics and Engineering Models • Integrated Codes • Verification and Validation • Advanced Technology Development and Mitigation • Computational Systems and Software Environments • Facility Operations and User Support • Platforms

NNSA Weapons Programs: W76-1/MK4A, W88 Mk5, B61-12, W80-4

The Predictive Science Academic Alliance Program (PSAAP) provides ASC’s national-level university partnership and outreach.

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Page 8 - X-Computational Physics (XCP) Division

X-Computational Physics (XCP) Division

• Division Leader: Mark Schraad

• Stanford TST Chair
• >350 staff, post docs, students; >$100M • Developing, integrating, and delivering LANL’s mission-critical modeling and simulation software • Core areas:
• Lagrangian Codes
• Eulerian Codes
• Radiation Transport Codes
• Continuum Models and Numerical Methods
• Materials and Physical Data
• Plasma Physics
• Radiation Transport Applications
• Verification and Analysis

Caption: Simulated temperature plot of a laser-based laboratory supersonic plasma jet experiment used to understand astrophysical jets.

XCP conducts research in theoretical and computational physics, and develops validated models, algorithms, and verified multi-physics codes, designed for the world’s fastest and most advanced computer architectures.

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Page 9 - The Simulation and Computing Directorate is Central to the National Need for …

The Simulation and Computing Directorate is Central to the National Need for …

• New ideas, concepts, and methodologies • To improve the fidelity, reliability, certainty, and usability of tools • To guide and interpret experiments • And to provide prediction and control for complex phenomena and systems

Directorate Structure (Simulation and Computation Directorate):

• Associate Laboratory Director: Irene Qualters
• Chief Operating Officer: Paul Dotson
• Administrative Officer: Antonya Sanders
• Divisions:
  • Computer, Computational, & Statistical Sciences (CCS) Division (Edward Dendy): Computational Physics & Methods (CCS-2), Information Sciences (CCS-3), Statistical Sciences (CCS-6), Applied Computer Science (CCS-7), ASC CSSE (Mike Lang)
  • High Performance Computing (HPC) Division (Gary Grider): ASC Program Management, IC Program Management, Project Management, HPC Data Center Management (DCM), HPC Design (DES), HPC Environments (ENV), HPC Systems (SYS)
  • Theoretical (T) Division (Marianne Francois): Physics & Chemistry of Materials (T-1), Nuclear & Particle Physics, Astrophysics & Cosmology (T-2), Fluid Dynamics and Solid Mechanics (T-3), Physics and Condensed Matter & Complex Systems (T-4), Applied Mathematics & Plasma Physics (T-5), Theoretical Biology & Biophysics (T-6), Center for Nonlinear Studies (T-CNLS)

Focus Areas: • Theory • Computer and Computational Science • High-performance Computing • Applied to virtually all LANL Programs • High-fidelity Climate and Earth System Modeling and Simulation

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Page 10 - Computer, Computational and Statistical Sciences (CCS) Division

Computer, Computational and Statistical Sciences (CCS) Division

• Division Leader: Ed Dendy >350 staff, post docs, students; >$100M • CCS was formed circa early 2000s to strengthen the visibility and impact of computer and computational research on strategic directions for the Laboratory. Both computer science and computational science are now central to scientific discovery and innovation, as well as Weapons Program success. • Core Areas:

• Computational Physics and Methods
• Information Sciences
• Statistical Sciences
• Applied Computer Science

Caption: Staff in CCS have performed the largest high-resolution direct numerical simulations to date for a variety of turbulent flows relevant to inertial confinement fusion and stockpile stewardship applications.

CCS Division provides a bridge between external partners and LANL programs, bringing new ideas and technologies to bear on today’s important problems.

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Page 11 - Theoretical (T) Division

Theoretical (T) Division

• Division Leader: Marianne Francois ~400 staff, post docs, and students; ~$135M • Provides excellence in basic and applied theoretical research across multiple disciplines to solve national security challenges and advance the frontiers of science • Core Areas:

• Physics and Chemistry of Materials
• Nuclear and Particle Physics, Astrophysics and Cosmology
• Fluid Dynamics and Solid Mechanics
• Physics of Condensed Matter and Complex Systems
• Applied Mathematics and Plasma Physics
• Theoretical Biology and Biophysics

Illustrations:

• Quantum Mechanics and Molecular Dynamics
• Space Physics

T Division is multidisciplinary.

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Page 12 - Development of our Modeling and Simulation Tools Requires Integration Across the Laboratory

Development of our Modeling and Simulation Tools Requires Integration Across the Laboratory

The Key Players: – The Main Program Sponsor: • Advanced Simulation and Computing (ASC) Program – Partnering Line Organizations: • X-Computational Physics (XCP) • Computer, Computational, and Statistical Sciences (CCS) • Theoretical (T) – User Community: • X-Theoretical Design (XTD) Division • Weapon Systems Engineering (W) • Global Security Directorate

The Foundation of Simulation Science for Stockpile Stewardship Applications:

• National-Level Customer: NNSA and DoD
• Weapon Systems Leads: Weapon Systems Engineering (W)
• Broad LANL User Base: DSW and Global Security (XTD, et al.)
• Capability Stewards / Partnering Line Organizations:
  • Theoretical (T): Physics Theory and Models
  • X-Computational Physics (XCP): Physics Theory and Models, Hydro, Transport, Code Development, Integration
  • CCS: CS, Hydro, and Transport Libraries
• Program Drivers / Enabling Capabilities:
  • LDRD
  • Advanced Simulation & Computing (ASC)
  • OES
  • ICF

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