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Higher Singularities and the Twistor Fibration π: CP3 → S4 (2000)
Journal Article
Bolton, J., & Woodward, L. (2000). Higher Singularities and the Twistor Fibration π: CP3 → S4. Geometriae Dedicata, 80(1-3), 231-246. https://doi.org/10.1023/a%3A100525941

We use the Klein correspondences to write down an explicit relationship between two holomorphic curves, namely the directrix curve and the twistor lift, associated to a superminimal map from a Riemann surface to the 4-sphere. We also explain how the... Read More about Higher Singularities and the Twistor Fibration π: CP3 → S4.

Can the Higgs be seen in rapidity gap events at the Tevatron or the LHC? (2000)
Journal Article
Khoze, V., Martin, A., & Ryskin, M. (2000). Can the Higgs be seen in rapidity gap events at the Tevatron or the LHC?. The European Physical Journal C, 14(3), 525-534. https://doi.org/10.1007/s100520000359

Double diffractive Higgs production at pp (or p¯p ) colliders continues to attract attention as a potential signal in the search for the boson. We present improved perturbative QCD estimates of the event rates for both the exclusive and inclusive dou... Read More about Can the Higgs be seen in rapidity gap events at the Tevatron or the LHC?.

Calculating the infra-red limit of quantum field theory using analyticity of correlation functions. (2000)
Journal Article
Kjærgaard, L., & Mansfield, P. (2000). Calculating the infra-red limit of quantum field theory using analyticity of correlation functions. Journal of High Energy Physics, 2000(03), Article 008. https://doi.org/10.1088/1126-6708/2000/03/008

We describe a general method for calculating the infra-red limit of physical quantities in unitary quantum field theories. Using analyticity of Green functions in a complex scale parameter, the infra-red limit is expressed as a contour integral entir... Read More about Calculating the infra-red limit of quantum field theory using analyticity of correlation functions..

The interaction of two hopf solitons. (2000)
Journal Article
Ward, R. (2000). The interaction of two hopf solitons. Physics Letters B, 473(3-4), 291-296. https://doi.org/10.1016/s0370-2693%2899%2901503-8

This Letter deals with topological solitons in an O(3) sigma model in three space dimensions (with a Skyrme term to stabilize their size). The solitons are classified topologically by their Hopf number N. The N=2 sector is studied; in particular, for... Read More about The interaction of two hopf solitons..

Finite Vevs from a large distance vacuum wave functional. (2000)
Journal Article
Jaramillo, A., & Mansfield, P. (2000). Finite Vevs from a large distance vacuum wave functional. International Journal of Modern Physics A, 16(04), 581-600. https://doi.org/10.1142/s0217751x00000288

We show how to compute vacuum expectation values from derivative expansions of the vacuum wave functional. Such expansions appear to be valid only for slowly varying fields, but by exploiting analyticity in a complex scale parameter we can reconstruc... Read More about Finite Vevs from a large distance vacuum wave functional..

Holographic particle detection (2000)
Journal Article
Balasubramanian, V., & Ross, S. F. (2000). Holographic particle detection. Physical Review D, 61,

The Schrödinger representation for Fermions and a local expansion of the Schwinger model. (2000)
Journal Article
Nolland, D., & Mansfield, P. (2000). The Schrödinger representation for Fermions and a local expansion of the Schwinger model. International Journal of Modern Physics A, 15(03), 429-447. https://doi.org/10.1142/s0217751x00000203

We discuss the functional representation of fermions, and obtain exact expressions for wave-functionals of the Schwinger model. Known features of the model such as bosonization and the vacuum angle arise naturally. Contrary to expectations, the vacuu... Read More about The Schrödinger representation for Fermions and a local expansion of the Schwinger model..