Cocks, D.G., Peach, G., and Whittingham, I.B. (2015) Long-range states in excited ultracold 3He*–4He* dimers. Journal of Physics B: Atomic, Molecular and Optical Physics, 48 (11). 115205. pp. 1-11.

Whittingham, Ian, Cocks, Daniel, and Peach, Gillian (2011) Photoassociation spectroscopy of ultracold metastable ^3He dimers. Physical Chemistry Chemical Physics, 13. pp. 18724-18733.

Cocks, D.G., Whittingham, I.B., and Peach, G. (2010) Effects of non-adiabatic and Coriolis couplings on the bound states of He(2 ^3S) + He(2 ^3P). Journal of Physics B: Atomic, Molecular and Optical Physics, 43 (13). pp. 1-12.

Peach, G., and Whittingham, I.B. (2009) The theory of line shapes relevant to the spectra of cool stars. New Astronomy Reviews, 53 (7-10). pp. 227-230.

Cocks, Daniel, Whittingham, I.B., and Peach, G. (2009) Bound states of He(2 3S)+He(2 3P). In: Proceedings of XXVI International Conference on Photonic, Electronic and Atomic Collisions (194) From: XXVI International Conference on Photonic, Electronic and Atomic Collisions, 22-28 July 2009, Kalamazoo, Michigan, USA.

Peach, G., Mullamphy, D.F.T., and Whittingham, I.B. (2008) Unification of the impact and One-Perturber theories of line shapes. In: Proceedings of 19th International Conference on Spectral Line Shapes (1058) pp. 234-236. From: 19th International Conference on Spectral Line Shapes, 15-20 June 2008, Valladolid, Spain.

Beams, Timothy J., Whittingham, Ian B., and Peach, Gillian (2007) Autoionization of spin-polarized metastable helium in tight anisotropic harmonic traps. Physical Review A (Atomic, Molecular and Optical Physics), 76 (6). pp. 1-6.

Peach, Gillian, Mullamphy, D'arcy F.T., and Whittingham, Ian B. (2007) Recent work on the line shapes for the spectra of cool stars. In: AIP Conference Proceedings: Spectral Lineshapes in Astrophysics (938) pp. 142-147. From: VI Serbian Conference on Spectral Line Shapes in Astrophysics (VI SCSLSA), 11-15 June 2007, Sremski Karlovci, Serbia.

Johnas, C.M.S., Hauschildt, P.H., Schweitzer, A., Mullamphy, D.F.T., Peach, G., and Whittingham, I.B. (2007) The effects of new Na | D line profiles in cool atmospheres. Astronomy & Astrophysics, 466 (1). pp. 323-325.

Mullamphy, D.F.T., Peach, G., Venturi, V., Whittingham, I.B., and Gibson, S.J. (2007) Collisional broadening of alkali doublets by helium perturbers. Journal of Physics B: Atomic, Molecular and Optical Physics, 40 (6). pp. 1141-1152.

Peach, G., Gibson, S.J., Mullamphy, D.F.T., Venturi, V., and Whittingham, I.B. (2006) Alkali line shapes for the spectra of brown dwarfs. In: Proceedings of 18th International Conference on Spectral Line Shapes (874) pp. 322-328. From: 18th International Conference on Spectral Line Shapes, 4 - 9 June 2006, Auburn, Alabama, USA.

Beams, Timothy J., Peach, Gillian, and Whittingham, Ian B. (2006) Spin-dipole-induced lifetime of the least-bound 5Σ+g state of He(23S1)+He(23S1). Physical Review A (Atomic, Molecular and Optical Physics), 74 (1). 014702-1.

Peach, G., Mullamphy, D.F.T., Venturi, V., and Whittingham, I.B. (2005) Line shapes for the spectra of Brown Dwarfs. Memorie della Società Astronomica Italiana, 7. pp. 145-148.

Beams, T.J., Peach, G., and Whittingham, I.B. (2004) Ultracold atomic collisions in tight harmonic traps: perturbation theory, ionization losses and application to metastable helium atoms. Journal of Physics B: Atomic, Molecular and Optical Physics, 37 (22). pp. 4561-4570.

Peach, GIllian, Whittingham, Ian B., and Beams, Timothy J. (2004) Ultracold atomic collisions in tight harmonic traps: quantum-defect model and application to metastable helium atoms. Physical Review A (Atomic, Molecular and Optical Physics), 70 (3). 032713-1.

Leo, P.J., Peach, G., and Whittingham, I.B. (2000) Investigation of sodium-helium interaction potentials. Journal of Physics B: Atomic, Molecular and Optical Physics, 33 (21). pp. 4779-4797.

Mullamphy, D.F.T., Peach, G., Venturi, V., and Whittingham, I.B. (2000) Self-broadening of 2p53p-2p53d neon lines. Journal of Physics B: Atomic, Molecular and Optical Physics, 33 (11). pp. 2075-2080.