NASA has recognized a breakthrough in battery safety that involves inducing controlled failures to study their mechanics . The National Laboratory of the Rockies (NLR) and KULR Technology Group received the 2025 Invention of the Year award for their development of the "ISC-D" trigger cell.

The 2025 NASA Invention of the Year for controlled failure

NASA's recognition of the NLR and KULR Technology Group highlights a shift toward more aggressive testing methodologies in aerospace engineering. Rather than simply observing natural degradation, researchers are now using the ISC-D trigger cell to intentionally create internal short circuits. This allows scientists to observe exactly how a lithium-ion cell reacts to internal triggers in a controlled environment.

As reported by the source, this method of "learning how to make them fail... on purpose" is essential for modern energy research. By simulating these failures, engineers can develop more robust thermal management strategies. These strategies are designed to mitigate the risks posed by microscopic manufacturing defects that might otherwise lead to catastrophic outcomes.

Simulating microscopic defects with ISC-D trigger cells

The ISC-D trigger cell provides a window into the phenomenon known as thermal runaway, a dangerous state where a battery's temperature rises uncontrollably. to facilitate these tests, researchers utilize specific materials, such as the copper discs held by NLR Senior Energy Storage Engineer Matthew Keyser. These metallic components are integral to the device that triggers the internal short circuit.

According to the report, the ability to study these microscopic defects is the key to building safer battery systems. By understanding the exact moment and mechanism of a short circuit, the NLR and KULR Technology Group can help engineers design hardware that prevents a single defect from escalating into a system-wide failure. This level of precision is vital when dealing with the high-density energy requirements of modern space exploration.

Protecting the Artemis II mission's critical lithium-ion systems

Lithium-ion batteries were fundamental to the success of the recent lunar journey completed by four NASA astronauts . During the Artemis II mission, these power cells were responsible for maintaining various essential systems, including communications, navigation, propulsion, and thermal management. Ensuring the reliability of these batteries is a high-stakes endeavor that leaves no room for error.

The National Laboratory of the Rockies has spent more than a decade collaborating with NASA to addres these specific energy challenges. This long-term partnership has focused on ensuring that the batteries powering deep-space missions can withstand the rigors of the lunar environment. the ISC-D technology represents the culmination of years of research into making these power systems more resilient against unpredictable internal failures.

The unverified reach of ISC-D beyond manned missions

While the ISC-D trigger cell is currently a preferred method for testing batteries for manned space missions, its broader application remains an open question.. The source does not clarify if this technology is being integrated into testing protocols for commercial satellite fleets or terrestrial energy storage providers. Furthermore, it is not clear how many other industry partners are currently utilizing this specific trigger cell method for non-NASA projects.

The specific cost-effectiveness of implementing ISC-D testing in mass-market manufacturing also remains unaddressed. While the technology provides unparalleled safety data for high-stakes missions like Artemis II,the industry has yet to see if such intensive testing can be scaled for the rapid production cycles of consumer electronics or electric vehicles.