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Radiation Effects and Hardening

Ensuring electronics survive and perform in space radiation.

mysimulator teamUpdated June 2026≈ 3 min read▶ Open the simulation

Phenomena

Total ionizing dose (TID)

Single-event effects (SEE)

Displacement damage (DD)

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Mitigations

Shielding and part selection

Redundancy, scrubbing, EDAC

Layout and circuit techniques

Example

Example: LEO Avionics Hardening

Analyze environment and rates.

Choose mitigations and parts.

Validate in beam tests.

Frequently asked questions

Testing?

Beam facilities and standards.

SEE vs SEU?

Upsets vs destructive events.

Shielding trade-offs?

Mass vs attenuation.

COTS parts?

Rad-tolerant screening.

Orbit?

LEO vs GEO environments.

Models?

CREME/JPL tools.

FPGA?

Triplication and scrubbing.

Memory?

ECC and interleaving.

Cost?

Heritage vs custom designs.

Outlook?

Better rad-tolerant COTS.

Try it live

Everything above runs in your browser — open Spiral Galaxy and change the parameters while it is running. Nothing is installed, nothing is uploaded, the whole model lives in one tab.

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