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PROJECTS
Iterative simulation with colors, bends, and curves

Contact Mechanics Modeling and Simulation

Newly developed scalable numerical algorithms using AMG techniques help address the limitations in contact mechanics analyses and engineering design.

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XBraid

This project constructs coarse time grids and uses each solution to improve the next finer-scale solution, simultaneously updating a solution guess over the entire space-time domain.

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HYPRE

The hypre library's comprehensive suite of scalable parallel linear solvers makes large-scale scientific simulations possible by solving problems faster.

PEOPLE
six researchers’ portraits in a collage on blue background with LLNL logo and text overlay “2026 Distinguished Members of Technical Staff Computing Principal Directorate”

DMTS class of 2026

Six LLNL Computing researchers have been named Distinguished Members of Technical Staff in recognition of their extraordinary scientific and technical contributions.

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Yohann Dudouit

Morphing an interest in simulation into a career in sophisticated software development, Yohann Dudouit helps the Laboratory visualize complex scientific phenomena in the national interest.

Indoor portrait of Robert Stephany

Robert Stephany

As Computing’s eighth Fernbach Fellow, postdoctoral researcher Robert Stephany will develop specialized algorithms under the mentorship of Youngsoo Choi.

NEWS
screen shot from VR rendering showing the user locking an electrical storage cabinet

CASC Newsletter | Vol 17 | May 2026

Highlights include turbulent flows, virtual reality, correctness checkers, and AI for chemistry.

five 4x4 grids connected by dark lines; four of the grids are varyingly distorted; inset shows a single square with a dot in the middle

Better solvers, better precision with HYPRE v3

The latest chapter in the nearly 30-year history of hypre includes a new semi-structured algebraic multigrid solver and support for mixed numerical precision at runtime.

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SIAM PP26 event calendar

Our researchers will be well represented at the SIAM Conference on Parallel Processing for Scientific Computing (PP26) on March 3–6. SIAM is the Society for Industrial and Applied Mathematics with an international community of more than 14,000 individual members.