Sandia Labs FY21 LDRD Annual Report

FY21 ANNUAL REPORT

CONTENTS From the Chief Research Officer .

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LDRD Program Overview .

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LDRD Program Objectives.

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Sandia’s LDRD Program Structure . LDRD Investment Area Roles.

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LDRD ProgramValue .

Performance Indicators.

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Long-term Metrics. Short-term Metrics .

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LDRD Impact Story: Digital Image Correlation: Pushing experimental innovation in data collection and model validation . LDRD Impact Story: Z machine: The world’s most powerful and efficient laboratory radiation source.

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Project Highlights – Mission Agility .

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Reducing the costs associated with high-fidelity aerothermal simulations of hypersonic vehicles..

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Improving accuracy of neural network algorithms. .

Coupling power flow to target simulations in support of next generation pulsed power facilities..

Data science for detection of genome editing..

Supporting aging wellbore infrastructure through precise micro drilling. .

Forecasting marine sediment properties. .

Predicting polymer foam deformation leads to accurate modeling for Sandia missions. . Revolutionizing mechanical part design through a unique computational engineering design tool..

Proof of concept provides foundation for future testing of reentry devices. . Predicting behavior of molten salt reactor facilities before final design. . Extremely lightweight structures made from folded and 3D-printed metal.. Low SWaP tunable hyperspectral video imager helps analyze explosions. .

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Quantifying the security of a cyber system. .

Expanding performance limits using ultrafast electron microscopy. .

Moving toward modernized strategic radiation-hardened microelectronics technology. . 29 Optical and electronic control of titanium suboxide memory devices for strategically radiation-hardened environments.. 31 Heterogeneous integration enables miniaturizing and increased performance in next generation systems. . 31 Bridging modern power concepts into weapons systems. . 32 Digital logic gates for extreme environment applications. . 32 Impacting future nuclear deterrence products through new unique discriminators. . 33 Extending the capability of machine learning for use in radioisotope identification of gamma spectra. . 33 Sensitivity analysis-guided explainability for machine learning. . 33 Scalable firmware re-hosting. . 34 Polymers in extreme environments examined with novel experimental and computational tools. . 35 New cryogenic fuel configurations for magnetically driven inertial confinement fusion targets. . 37 Data-driven, radiation-aware, agile modeling approach for rapid nuclear deterrence design assessment.. 37 X-ray diffraction for probing phase transition behavior at extreme high pressures. . 38 Preventing widespread blackouts through Solid-State Transformer (SST) technology.. 38 Advanced techniques for optimal power system emergency control.. 39 Moving target defense for space systems.. 39 Adaptive intrusion response for space systems (AIRSS).. 40 LDRD Impact Story: Powerful Sandia machine-learning model with hardware and software improvements shortens ‘run time’ from year to a day: . 42

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LABORATORY DIRECTED RESEARCH & DEVELOPMENT