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Lt. Pasquale Anthony Cassese, USN

MS in Applied Physics of Combat Systems

Lt. Pasquale Cassese graduated from Saint Augustine College Preparatory School in 2014 and earned his commission through the Norwich University ROTC program in 2018, graduating with a Bachelor of Science in Civil Engineering.

He reported to USS The Sullivans (DDG 68) in Mayport, Florida, in May 2018, serving as Combat Electronics Officer through July 2020. During this tour, he completed one deployment and earned his Surface Warfare Officer qualification. In December 2020, he fleeted up as Fire Control Officer aboard The Sullivans, completing three deployments to the FIFTH, SIXTH, and SEVENTH Fleets. He also qualified as an Anti-Air Warfare Coordinator, Ballistic Missile Defense Officer, and Tactical Action Officer.

In 2023, he was named Missile Defender of the Year by the Missile Defense Advocacy Alliance. Recently he was awarded the Naval Sea Systems Command Award for Excellence in Combat Systems upon graduation from NPS. His personal awards include the Navy Commendation Medal, Navy Achievement Medal, and various unit and campaign awards.

"The research builds a foundation that can continue to be built upon. My research was a small portion of the bigger world of directed energy, but was crucial to introduce different temperature-dependent material properties.‍"

What has been most impactful about your time at NPS? Whether in the classroom, the lab, or working alongside faculty and peer.

Working with Dr. Drago Grbovic and Dr. Keith Cohn has been crucial to my understanding of the COMSOL program and in giving me the guidance to properly test and execute my thesis. Also having multiple weapon classes apart of the Applied Physics Curriculum such as Modern Missiles and Directed Energy Systems helped me gather knowledge of the physics that systems undergo while in operation.

Why did you choose to focus your research on the lethality of directed energy systems and what gap did you see that needed to be addressed?

As a prior Surface Warfare Officer now Engineering Duty Officer, I was the Fire Control Officer on my last ship. I was heavily involved in the anti-air warfare and missile defense of the ship. I think that adding the directed energy component into the combat system architecture would allow for less of our own ship missiles to be used and conserve vital inventory.

What do you see as the biggest barrier to fielding directed energy systems today and how does your research help move past it?

I think the biggest issue to date is the type of lasers that are available for shipboard use and how they can be integrated into the overall combat system of the ship. There are some issues when using directed energy in open ocean so my research added a component to take into account for material degradation rather than just melting through the entire material.

Your research lays groundwork for future Navy CONOPS involving directed energy. What deployment scenarios do you believe your findings are best suited to support?

I think the best deployment scenarios would be for various air to surface missile threats. The research builds a foundation that can continue to be built upon. My research was a small portion of the bigger world of directed energy, but was crucial to introduce different temperature-dependent material properties.

How can the NPS laser lab you helped to construct contribute to future testing and experimentation?

The laser lab is still being built and is not operational. We would have loved to get data from the lab for my own research, but the installation is still in progress. Once the lab is running, the test results from the lab will be crucial to compare to the COMSOL models that I experimented with.

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