Applications of Radiation Hardening in the Defense and Aerospace Sectors

Posted by Pramod Arya on May 3rd, 2023

They mainly do similar functioning as non-hardened equivalent electronics but have been built and tested to function when they contact with radiation damage that can happen in space, at scientific research facilities, in nuclear reactors, and in high-altitude flight.

As part of the "hardening" procedure, rad-hard microelectronics are also protected in a layer of exhausted boron and set it up on insulating substrates, in place of on conventional semiconductor wafers. This procedure allows them to resist more radiation in comparison to commercial-grade chips. All of this labor is to avoid physical damage – melting or breaking along with logic damage, including communications or data losses, and dealing with errors that could make equipment malfunction.

Radiation hardening is the method of making electronic machinery and circuits resistant to damage or malfunction caused by high levels of ionizing radiation.

Due to their tremendously low disaster rates in severe radioactive and dangerous conditions, rad-hard electronics are commonly utilized by private spaceflight companies, the defense community, space agencies, and research scientists to guarantee constant reliable performance and longer service lifespan. The radiation-hardened electronics Market has a promising future and is projected to reach USD 2,104.2 million by 2030.

New generations of high-performance reconnaissance and communications circling satellites are utilizing some of the most enhanced radiation-hardened and radiation-tolerant combined circuits for mission dependability.

Applications of Radiation Hardening

Rad-hard and survivability testing are mainly required in the defense and aerospace sectors. Defense systems and infrastructure that are projected to keep functioning in the vicinity of a nuclear ignition should be able to be tolerant of huge amounts of radiation generated by the explosion, means they depend on Rad-hard electronics.

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Furthermore, such radiation-hardened electronics and systems should be capable enough to keep on functioning in the case of secondary radiation effects, like an electromagnetic pulse – a large quantity of electromagnetic radiation. For that functionality to be kept in the case where these systems are exposed to a huge amount of radiation, we need Rad-hard electronics to be utilized in the design.

A material exposed to radiation can modify material’s physical properties in numerous ways, including the following:

Hardening: Radiation revelation can toughen material components but at the price of an often-undesirable loss of elasticity and flexibility.

Embrittlement: One of the radioactivity’s probable effects can also include the material’s structure fading, making new stress points in the material and making it simpler to break

Better conductivity: Radiation exposure can enhance a material’s electrical and thermal conductivity

Hence, as the urge of exploring outer space, and set up satellites for various purposes, is increasing the demand for radiation-hardened electronics market will increase in the future.