William East

Research Interests

I work at the interface of gravitational physics, astrophysics, and cosmology. My research is primarily focused on understanding strong field gravity, using the tools of numerical relativity.

Recent Publications

• N. Siemonsen and W. E. East "Gravitational wave signatures of ultralight vector bosons from black hole superradiance" Phys. Rev. D 101, 024019 (2020) arXiv: 1910.09476
• W. E. East and L. Lehner "Fate of a neutron star with an endoparasitic black hole and implications for dark matter" Phys. Rev. D 100, 124026 (2019) arXiv: 1909.07968
• W. E. East, V. Paschalidis, F. Pretorius, and A. Tsokaros "Binary neutron star mergers: effects of spin and post-merger dynamics" Phys. Rev. D 100, 124042 (2019) arXiv: 1906.05288
• W. E. East, R. Wojtak, and F. Pretorius "Einstein-Vlasov Calculations of Structure Formation" Phys. Rev. D 100, 103533 (2019) arXiv: 1908.05683
• W. E. East "Cosmic censorship upheld in spheroidal collapse of collisionless matter" Phys. Rev. Lett. 122, 231103 (2019) arXiv: 1901.04498
• F. Pretorius and W. E. East "Black hole formation from the collision of plane-fronted gravitational waves" Phys. Rev. D 98, 084053 (2018) arXiv: 1807.11562
• W. E. East "Massive boson superradiant instability of black holes: nonlinear growth, saturation, and gravitational radiation" Phys. Rev. Lett. 121, 131104 (2018) arXiv: 1807.00043
• H. Yang, W. E. East, V. Paschalidis, F. Pretorius, and R. F. P. Mendes "Evolution of highly eccentric binary neutron stars including tidal effects" Phys. Rev. D 98, 044007 (2018) arXiv: 1806.00158
• W. E. East and H. Yang "The magnetosphere of a spinning black hole and the role of the current sheet" Phys. Rev. D 98, 023008 (2018) arXiv: 1805.05952
• H. Yang, W. E. East, and L. Lehner "Can we distinguish low mass black holes in neutron star binaries?" Astrophys. J. Vol 856, 110, (2018) arXiv: 1710.05891
• W. E. East, R. Wojtak, and T. Abel "Comparing fully general relativistic and Newtonian calculations of structure formation" Phys. Rev. D 97, 043509 (2018) arXiv: 1711.06681
• W. E. East and F. Pretorius "Superradiant Instability and Backreaction of Massive Vector Fields around Kerr Black Holes" Phys. Rev. Lett. 119, 041101 (2017) arXiv: 1704.04791
• W. E. East "Superradiant instability of massive vector fields around spinning black holes in the relativistic regime" Phys. Rev. D 96, 024004 (2017) arXiv: 1705.01544
• W. E. East, J. Kearney, B. Shakya, H. Yoo, K. M. Zurek "Spacetime dynamics of a Higgs vacuum instability during inflation" Phys. Rev. D 95, 023526 (2017) arXiv: 1607.00381
• W. E. East, V. Paschalidis, and F. Pretorius "Equation of state effects and one-arm spiral instability in hypermassive neutron stars formed in eccentric neutron star mergers" Class. Quantum Grav. 33 no. 24, 244004 (2016) arXiv: 1609.00725