- Understand physical phenomena and mechanisms in design tradeoff studies, and an integrated vehicle environment, including root causes of system failure as well as risk identification, assessment and mitigation
- In an interdisciplinary way, combine laboratory and field experimental tests, physics-based modeling and analysis, technologies for data analysis and statistical model and state inference
- Investigate physics-based technologies in system health management, diagnostics and prognostics

Brief descriptions of current and recent projects

- Support for Office of the Chief Technologist
- Physics of cryogenic propellant loading
- Physics modeling in deep-space habitats
- Structural health monitoring of nano-composites

- Physics of thermal & structural environment in cryogenic tanks
- Base heating
- Analysis of nanomaterials properties for thermal isolation

- Physics of wire diagnostics using microwave reflectometry

- Participation in technical planning discussions and the Technology teams

- Physics of solid rocket motor fault modes
- Stage separation problems
- Physics of cryogenic mixture explosions
- Mathematical modeling of debris fragmentation

- Physics of material degradation
- Physics of structural health monitoring (acoustical, optical, etc.)
- Electromagnetic diagnostics
- Thermal processes in cryogenic environment, nucleate and film boiling
- Cryogenic explosion tests

- Quantum Computing algorithms
- Quantum annealing for combinatorial optimization, including machine learning, planning and scheduling, V&V, diagnosis, anomaly detection and fault graph analysis
- Quantum computing hardware
- Understanding the role of noise and decoherence in quantum computing devices
- Physics-inspired Bayesian statistical analysis
- Methods for stochastic nonlinear model identification from data

- Physics analysis of pressurization risks in Main Propulsion Test article (SLS)
- Base Heating Anomalies in Ares IX
- Physics-based analysis of solid rocket motor igniter seal failure and nozzle burn-through
- Physics modeling of stage-separation recontact and its detection via GN&C system
- Physics modeling and health management of a ground propellant loading system
- Fault detection and diagnostics in advanced composites with acoustic waves
- Impact engineering problems
- Wiring fault diagnostics with microwave reflectometry
- Nonlinear, stochastic dynamical system identification
- Physics modeling and analysis of cryogenic explosions
- Physical modeling and analysis of flame spread in LOX feed-lines
- Mathematical modeling of debris fragmentation problem in space vehicle breakup
- Solid state quantum computing
- Quantum computing algorithms

**Group Lead**

**Engineering Physics team**

Halyna Hafiychuk

Vasyl Hafiychuk

Michael Khasin

Dmitry Luchinsky

Stefan Schuet

Kevin Wheeler

**Quantum Physics team**

Marcello Benedetti

Zhang Jiang

Kostyantyn Kechedzhi

Sergey Knysh

Salvatore MandrĂ

Bryan O'Gorman

Alejandro Perdomo-Ortiz

Andre Petukhov

John Realpe-Gomez

Eleanor Rieffel

Fedir Vasko

Davide Venturelli

Zhihui Wang

**NASA**

Ioana Cozmuta (ARC BP)

Cetin Kiris (ARC TN)

John Lawson (ARC TS)

Harry Partridge (ARC D)

Eric Burke (LaRC)

Chris Lang (LaRC)

Cara Leckey (LaRC)

Dan Perey (LaRC)

Steve Smith (LaRC)

Terryl Wallace (LaRC)

Joe Zalameda (LaRC)

Stacey Bagg (MSFC)

Quincy Bean (MSFC)

Ken Cooper (MSFC)

John Vickers (MSFC)

James Walker (MSFC)

Michael Watson (MSFC)

Niki Werkheiser (MSFC)

**External**

Shawn Beard (Acellent Technologies)

Fu-Kuo Chang (Stanford University)

Michael Foygel (consultant)

Seth Kessler (Metis Design)

Cyrill Muratov (NJIT)

Viatcheslav Osipov (consultant)