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APPROVED FOR PUBLIC RELEASE
1APPROVED FOR PUBLIC RELEASEAPPROVED FOR PUBLIC RELEASE
APPROVED FOR PUBLIC RELEASE
Automating Science to Rapidly
Discover Higher Performing Armor
Ceramics for Readiness Today
1U.S. Army Research Laboratory, APG, MD.
2CoorsTek, Vista, CA.
23 AUG 2018
Michael Golt1, James Campbell1, Daniel Ashkin2, Richard Palicka2
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A Solution to the
Challenge We Face
Armor Development
Threat Development
Outpace developing threats by
accelerating the finding of scientific
discoveries that lead to better armor.
Modernize our approach to science
Armor Development
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Yesterday's View of Science
“The grandest discoveries of science have been but
the rewards of accurate measurement and
patient long-continued labour in the minute sifting
of numerical results.”
– Lord Kelvin (1883)
Wikimedia commons
“The grandest discoveries of science have been but
the rewards of accurate measurement and
patient long-continued labour in the minute sifting
of numerical results.”
– Lord Kelvin (1883)
Wikimedia commons
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PROCESSING
MICROSTRUCTURE
CHARACTERIZATION
PERFORMANCE
REFINEMENT“That didn’t work”“Now Try This”
“How did it turn out?” “It’s going to work
this time!”
section
polish
prepare
image
analyze
TIME
Traditional approach to materials discovery
RESULT: Tired, inefficient material discovery and development,
(10’s of samples)
NEED TO KNOW: Processing → Structure → Performance
Overcoming the Rate Limitations
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Science at Warp Speed
PROCESSING MICROSTRUCTURE
CHARACTERIZATION
PERFORMANCE
TESTING
High-Throughput Experimentation
AB
C
Results:A B C : X
A
BD
Results:A B C : X
A B D : X
D
BC
Results:A B C : X
A B D : X
D B C :
RESULT: Streamlined, rapid material discovery and development,
(100’s to 1000’s of samples)
High-throughput screening drives
early-stage drug discovery.
Photo top: Maggie Bartlett, NHGRI (Wikimedia)
Photo bottom: Chris Frazee, UW-Madison HTS
Robots used to rapidly screen millions
of drug compound combinations
“Big rewards to quickly
finding a life-saving drug”
High-Throughput Experimentation (HTE)
High-Throughput Screening Example
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High-throughput Experimentation
1 2 3
Our Modern Approach to Discovery
4
Analytics +
Modeling and Simulation
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Fast and Non-Destructive
100’s of samples measured at a time
Impedance
Analyzer
High-Throughput Armor
Characterization
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Electrical measurements tell us A LOT about the structure
Wikimedia commons
Microstructure
Goal: Link armor structures to processing and performance
How it Works
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Making links between Processing→Structure→Performance
Insulating
Structures
Golt, M. C., et al. J. Appl. Phys. 120, 024302 (2016);
So Much Information!
BIG Data
Visualization
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How to efficiently evaluate the structure’s performance?
Information-based testing used to determine the
sample order and projectile velocity that MAXIMIZES
information.
Ceramic Defeated
Projectile Defeated
mean
A Better Way to Test Performance
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Type 1
(Insulating)Type 2
(Conducting)
All top 10
best performers
All bottom 10
worst performers
Best Performing Structures Discovered!
Now we know WHAT is the better armor
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Now we know HOW to make better armor
This variable matters
the most
RESULT: Knowledge of the structure, prediction of the performance, and
better manufacturing.
Best Processing Controls Discovered!
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†Golt, M. Increase the Impact and Abundance of Discoveries, Innovations, and Transitions by Automating Science.
U.S. Army Research Laboratory Special Report, ARL-SR-0400, July 2018.
Discovery
Discoveries!
The Future of ScienceScience of the Past
goldrushtradingpost.com alluvialgoldmachine.com
In the future,
science is automated and discoveries are abundant.†
A Fast-Paced Future for Science