Personal profile
Research interests
My current research interests are in the analysis and numerical analysis of wave propagation. For more information, see my Personal homepage.
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Collaborations and top research areas from the last five years
Projects
- 4 Finished
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Fast solvers for frequency-domain wave-scattering problems and applications
Graham, I. (PI), Gazzola, S. (CoI) & Spence, E. (CoI)
Engineering and Physical Sciences Research Council
1/01/19 → 31/12/22
Project: Research council
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At the interface between semiclassical analysis and numerical analysis of Wave propogation problems
Spence, E. (PI)
Engineering and Physical Sciences Research Council
1/10/17 → 30/09/23
Project: Research council
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Attendance of 26th Biennial Numerical Analysis Conference/Strathclyde
Freitag, M. (PI) & Spence, E. (CoI)
Institute of Mathematics and its Applications
23/06/15 → 26/06/15
Project: UK charity
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Post Doc Fellowship - New Methods and Analysis for Wave Propagation Problems
Spence, E. (PI)
Engineering and Physical Sciences Research Council
1/04/11 → 31/03/14
Project: Research council
Research output
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Convergence theory for two-level hybrid Schwarz preconditioners for high-frequency Helmholtz problems
Galkowski, J. & Spence, E., 31 Jan 2026, In: SIAM Journal on Numerical Analysis (SINUM). 64, 1, p. 29-54 26 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile12 Downloads (Pure) -
Preconditioning FEM discretisations of the high-frequency Helmholtz and Maxwell equations by either perturbing the coefficients or adding absorption
Spence, E., 1 Mar 2026, (Acceptance date) In: Computers and Mathematics with Applications.Research output: Contribution to journal › Article › peer-review
Open Access -
Sharp error bounds for edge-element discretisations of the high-frequency Maxwell equations
Chaumont-Frelet, T., Galkowski, J. & Spence, E., 4 Jan 2026, (Acceptance date) In: Mathematics of Computation.Research output: Contribution to journal › Article › peer-review
Open Access -
Frequency-Explicit Shape Holomorphy in Uncertainty Quantification for Acoustic Scattering
Hiptmair, R., Schwab, C. & Spence, E. A., 31 Dec 2025, In: SIAM-ASA Journal on Uncertainty Quantification. 13, 4, p. 1904-1949 46 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Link opens in a new tab Citation (SciVal) -
Helmholtz quasi-resonances are unstable under most single-signed perturbations of the wave speed
Spence, E. A., Wunsch, J. & Zou, Y., 25 Sept 2025, In: Journal of Differential Equations. 440, 113441.Research output: Contribution to journal › Article › peer-review
Open Access