Contamination Control on Fondsites

Spacecraft Materials and Contamination Control: The Surfaces That Decide What Survives

Fri, 29 May 2026 00:00:00 +0000

A spacecraft surface is never just a surface. It can reject heat, absorb sunlight, hold alignment, protect electronics, reflect a signal, keep stray light away from an instrument, resist charging, survive atomic oxygen, shed particles, or quietly release molecules that later settle where nobody wants them. Materials and contamination control are the disciplines that keep those surfaces from becoming surprises after launch.

This subject belongs beside Satellite Manufacturing and Testing because it is easy to underestimate until the hardware is already in the clean room. It also belongs beside Satellite Thermal Control and Satellite Radiation Effects because the space environment acts directly on materials. A spacecraft is not protected by air, weather, or easy maintenance. Its coatings, polymers, metals, composites, adhesives, lubricants, optical surfaces, and blankets become part of the mission’s behavior.

Robot Cleanability and Contamination Control: Designing Machines That Stay Usable

Mon, 25 May 2026 00:00:00 +0000

A robot that cannot be cleaned is not ready for many kinds of real work. It may move well, perceive well, and complete the task in a demo, but the deployment changes when dust collects on sensors, product residue builds up around a gripper, fibers wrap around a wheel, oil reaches a cable channel, or a sensitive workspace requires repeatable cleaning before the next shift.

Cleanability is easy to overlook because dirt is not part of the highlight clip. The robot is filmed when it is new, dry, calibrated, and surrounded by tidy objects. Field work is less polite. Warehouses have dust, cardboard fibers, tape, broken packaging, floor grit, and spilled liquids. Food, agriculture, life science, and healthcare-adjacent settings have stricter contamination expectations. Homes have hair, crumbs, grease, pet mess, and bathroom humidity. The robot’s body has to survive that contact without turning maintenance into a daily disassembly project.