Article

Bengtsson, L., Arpe, K., Roeckner, E. and Schulzweida, U. (1996) Climate predictability experiments with a general circulation model. Climate Dynamics, 12. pp. 261-278. ISSN 0930-7575 (print version); 1432-0894 (electronic version)

Bengtsson, L., Botzet, M. and Esch, M. (1996) Will greenhouse gas-induced warming over the next 50 years lead to higher frequency and greater intensity of hurricanes? Tellus Series A: Dynamic Meteorology and Oceanography, 48 (1). pp. 57-73. ISSN 0280-6495 doi: https://doi.org/10.1034/j.1600-0870.1996.00004.x

Bokhove, O. and Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1996) On Hamiltonian balanced dynamics and the slowest invariant manifold. Journal of the Atmospheric Sciences, 53 (2). pp. 276-297. ISSN 1520-0469 doi: https://doi.org/10.1175/1520-0469(1996)053<0276:OHBDAT>2.0.CO;2

Chandler-Wilde, S. N. ORCID: https://orcid.org/0000-0003-0578-1283 and Ross, C. R. (1996) Scattering by rough surfaces: the Dirichlet problem for the Helmholtz equation in a non-locally perturbed half-plane. Mathematical Methods in the Applied Sciences, 19 (12). pp. 959-976. ISSN 0170-4214 doi: https://doi.org/10.1002/(SICI)1099-1476(199608)19:12<959::AID-MMA806>3.0.CO;2-R

Cowley, S.W.H. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1996) Time-dependent flows in the coupled solar wind-magnetosphere-ionosphere system. Advances in Space Research, 18 (8). pp. 141-150. ISSN 02731177 doi: https://doi.org/10.1016/0273-1177(95)00972-8

Craig, G. C. and Gray, S. L. ORCID: https://orcid.org/0000-0001-8658-362X (1996) CISK or WISHE as the mechanism for tropical cyclone intensification. Journal of the Atmospheric Sciences, 53 (23). pp. 3528-3540. ISSN 1520-0469 doi: https://doi.org/10.1175/1520-0469(1996)053<3528:COWATM>2.0.CO;2

Davis, C. J. ORCID: https://orcid.org/0000-0001-6411-5649 and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1996) Predicted signatures of pulsed reconnection in ESR data. Annales Geophysicae, 14 (12). pp. 1246-1256. ISSN 1432-0576 doi: https://doi.org/10.1007/s00585-996-1246-5

Gazey, N. G. J., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Grande, M., Perry, C. H., Smith, P. N., Coles, S., Aylward, A. D., Bunting, R. J., Opgenoorth, H. and Wilken, B. (1996) EISCAT/CRRES observations: nightside ionospheric ion outflow and oxygen-rich substorm injections. Annales Geophysicae, 14 (10). pp. 1032-1043. ISSN 1432-0576 doi: https://doi.org/10.1007/s00585-996-1032-4

Glaister, P. (1996) Can equations be balanced in more than one way? Guidelines for determining a chemical balance. School Science Review, 77. pp. 69-70. ISSN 0036-6811

Glaister, P. (1996) Centres of gravity and volumes of revolution: a filling problem. International Journal of Mathematical Education in Science and Technology, 27 (2). pp. 299-309. ISSN 0020-739X doi: https://doi.org/10.1080/0020739960270216

Glaister, P. (1996) Determining sums recursively. Mathematical Spectrum, 28 (3). pp. 63-64. ISSN 0025-5653

Glaister, P. (1996) Differentiation under the double integral sign. International Journal of Mathematical Education in Science and Technology, 27 (5). pp. 760-763. ISSN 0020-739X doi: https://doi.org/10.1080/0020739960270515

Glaister, P. (1996) Dynamical earrings: 24-carat mathematics. Teaching Mathematics and its Applications, 15 (1). pp. 12-15. ISSN 0268-3679 doi: https://doi.org/10.1093/teamat/15.1.12

Glaister, P. (1996) Eccentricity revisited. Mathematics in School, 25 (2). ISSN 0305-7259

Glaister, P. (1996) Fibonacci numbers: finite and infinite series. International Journal of Mathematical Education in Science and Technology, 27 (3). pp. 429-441. ISSN 0020-739X doi: https://doi.org/10.1080/0020739960270314

Glaister, P. (1996) Generalization of an investigation. Mathematics Teacher, 89 (1). p. 56. ISSN 0025-5769

Glaister, P. (1996) Golden earrings. Mathematical Gazette, 80. pp. 224-225. ISSN 0025-5572

Glaister, P. (1996) How to avoid getting the needle with Buffon. Theta, 10 (2). pp. 3-9. ISSN 0953-0738

Glaister, P. (1996) On the determination of a period of oscillation. Physics Education, 31 (1). pp. 10-11. ISSN 0031-9120

Glaister, P. (1996) Reaction rates and surface area. Education in Chemistry, 33 (1). p. 67. ISSN 0013-1350

Glaister, P. (1996) Second order differential equations: a unified approach. Mathematical Gazette, 80. pp. 392-394. ISSN 0025-5572

Glaister, P. (1996) Stable beer - mathematically speaking. Mathematics Today, 32. pp. 103-104. ISSN 1361-2042

Glaister, P. (1996) Surface area:volume ratios in chemistry. School Science Review, 77. p. 116. ISSN 0036-6811

Glaister, P. (1996) Trisection and vectors. Mathematics in School, 25. p. 48. ISSN 0305-7259

Glaister, P. (1996) An application of a Fermat-Pell Equation. Mathematics and Computer Education, 30 (2). pp. 198-204. ISSN 0730-8639

Glaister, P. (1996) The efficiency of different averaging procedures in an algorithm for the Euler equations. Computers & Mathematics with Applications, 31 (2). pp. 67-71. ISSN 0898-1221 doi: https://doi.org/10.1016/0898-1221(95)00194-8

Glaister, P. (1996) An efficient Riemann solver for open channel flows. Communications in Numerical Methods in Engineering, 12 (1). pp. 13-20. ISSN 1099-0887 doi: https://doi.org/10.1002/(SICI)1099-0887(199601)12:1<13::AID-CNM944>3.0.CO;2-R

Glaister, P. (1996) The efficient prediction of shallow water flows, part I: theory. Computers & Mathematics with Applications, 32 (12). pp. 129-143. ISSN 0898-1221 doi: https://doi.org/10.1016/S0898-1221(96)00213-1

Glaister, P. (1996) A further example on the convergence of Taylor series. Mathematics and Computer Education, 30 (1). pp. 33-41. ISSN 0730-8639

Glaister, P. (1996) A generalized Buffon problem. Mathematics and Computer Education, 30 (3). pp. 248-254. ISSN 0730-8639

Glaister, P. (1996) An integration by parts principle for a class of integrals. Mathematics and Computer Education, 30 (3). pp. 298-299. ISSN 0730-8639

Glaister, P. (1996) The relationship between the direct and weak formulations of a linearised Riemann solver for systems of conservation laws. Computers & Mathematics with Applications, 31 (7). pp. 65-73. ISSN 0898-1221 doi: https://doi.org/10.1016/0898-1221(96)00018-1

Glaister, P. (1996) A result for a vessel filling problem. Mathematical Gazette, 80. pp. 407-411. ISSN 0025-5572

Haynes, P. H., McIntyre, M. E. and Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1996) Reply. Journal of the Atmospheric Sciences, 53 (14). pp. 2105-2107. ISSN 1520-0469 doi: https://doi.org/10.1175/1520-0469(1996)053<2105:R>2.0.CO;2

Hodges, K. I. ORCID: https://orcid.org/0000-0003-0894-229X (1996) Spherical nonparametric estimators applied to the UGAMP model integration for AMIP. Monthly Weather Review, 124. pp. 2914-2932. ISSN 0027-0644 doi: https://doi.org/10.1175/1520-0493(1996)124<2914:SNEATT>2.0.CO;2

Hunneman, R. and Hawkins, G. J. (1996) Infrared filters and dichroics for the advanced along track scanning radiometer. Applied Optics, 35 (28). pp. 5524-5528. ISSN 1559-128X doi: https://doi.org/10.1364/AO.35.005524

Jeuken, A. B. M., Siegmund, P. C., Heijboer, L. C., Feichter, J. and Bengtsson, L. (1996) On the potential of assimilating meteorological analyses in a global climate model for the purpose of model validation. Journal of Geophysical Research, 101 (D12). p. 16939. ISSN 0148-0227 doi: https://doi.org/10.1029/96JD01218

Joshi, M. M., Lawrence, B. N. ORCID: https://orcid.org/0000-0001-9262-7860 and Lewis, S. R. (1996) The effect of spatial variations in unresolved topography on gravity wave drag in the Martian atmosphere. Geophysical Research Letters, 23 (21). pp. 2927-2930. ISSN 0094-8276 doi: https://doi.org/10.1029/96GL02758

Lawrence, B. N. ORCID: https://orcid.org/0000-0001-9262-7860 and Randel, W.J. (1996) Variability in the mesosphere observed by the Nimbus 6 pressure modulator radiometer. JOURNAL OF GEOPHYSICAL RESEARCH-ALL SERIES-, 101. p. 23. doi: https://doi.org/10.1029/96JD01652

Lin, B. and Chandler-Wilde, S. N. ORCID: https://orcid.org/0000-0003-0578-1283 (1996) A depth-integrated 2D coastal and estuarine model with conformal boundary-fitted mesh generation. International Journal for Numerical Methods in Fluids, 23 (8). pp. 819-846. ISSN 0271-2091 doi: https://doi.org/10.1002/(SICI)1097-0363(19961030)23:8<819::AID-FLD457>3.0.CO;2-O

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1996) The case for transient magnetopause reconnection. Eos, Transactions American Geophysical Union, 77 (26). p. 246. ISSN 0096-3941 doi: https://doi.org/10.1029/96EO00175

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 and Davis, C. J. ORCID: https://orcid.org/0000-0001-6411-5649 (1996) On the longitudinal extent of magnetopause reconnection pulses. Annales Geophysicae, 14 (9). pp. 865-878. ISSN 1432-0576 doi: https://doi.org/10.1007/s00585-996-0865-1

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 and Davis, C. J. ORCID: https://orcid.org/0000-0001-6411-5649 (1996) An analysis of the accuracy of magnetopause reconnection rate variations deduced from cusp ion dispersion characteristics. Annales Geophysicae, 14 (2). pp. 149-161. ISSN 1432-0576 doi: https://doi.org/10.1007/s00585-996-0149-9

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 and Moen, J. (1996) Ion populations on open field lines within the dayside low-latitude boundary layer: theory and observations during a transient event. Geophysical Research Letters, 23 (21). pp. 2895-2898. ISSN 0094-8276 doi: https://doi.org/10.1029/96GL02761

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Cowley, S. W. H. and Onsager, T. G. (1996) Ion acceleration at both the interior and exterior Alfvén waves associated with the magnetopause reconnection site: Signatures in cusp precipitation. Journal of Geophysical Research, 101 (A10). p. 21501. ISSN 0148-0227 doi: https://doi.org/10.1029/96JA01948

Lühr, H., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Sandholt, P. E., Hansen, T. L. and Moretto, T. (1996) Multi-instrument ground-based observations of a travelling convection vortices event. Annales Geophysicae, 14 (2). pp. 162-181. ISSN 1432-0576 doi: https://doi.org/10.1007/s00585-996-0162-z

Manzini, E. and Bengtsson, L. (1996) Stratospheric climate and variability from a general circulation model and observations. Climate Dynamics, 12 (9). pp. 615-639. ISSN 0930-7575 doi: https://doi.org/10.1007/BF00216270 (This paper was presented at the Third International Conference on Modelling of Global Climate Change and Variability, held in Hamburg 4–8 Sept. 1995 under the auspice of the Max Planck Institute for Meteorology, Hamburg)

Matthews, A. J., Hoskins, B. J., Slingo, J. M. and Blackburn, M. (1996) Development of convection along the SPCZ within a Madden-Julian oscillation. Quarterly Journal of the Royal Meteorological Society, 122 (531). pp. 669-688. ISSN 1477-870X doi: https://doi.org/10.1002/qj.49712253106

Mitchell, R. J., Bishop, J. M. and Minchinton, P. R. (1996) Optimising memory usage in n-tuple neural networks. Mathematics and Computers in Simulation, 40 (5-6). pp. 549-563. ISSN 0378-4754 doi: https://doi.org/10.1016/0378-4754(95)00006-2

Moen, J., Evans, D., Carlson, H. C. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1996) Dayside moving auroral transients related to LLBL dynamics. Geophysical Research Letters, 23 (22). pp. 3247-3250. ISSN 0094-8276 doi: https://doi.org/10.1029/96GL02766

Moen, J., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Sandholt, P.E., Løvhaug, U.P., Denig, W.F., van Eyken, A.P. and Egeland, A. (1996) Variability of dayside high latitude convection associated with a sequence of auroral transients. Journal of Atmospheric and Terrestrial Physics, 58 (1-4). pp. 85-96. ISSN 00219169 doi: https://doi.org/10.1016/0021-9169(95)00021-6

Mu, M., Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 and Swanson, K. (1996) On nonlinear symmetric stability and the nonlinear saturation of symmetric instability. Journal of the Atmospheric Sciences, 53 (20). pp. 2918-2923. ISSN 1520-0469 doi: https://doi.org/10.1175/1520-0469(1996)053<2918:ONSSAT>2.0.CO;2

Ohmura, A., Wild, M. and Bengtsson, L. (1996) A Possible Change in Mass Balance of Greenland and Antarctic Ice Sheets in the Coming Century. Journal of Climate, 9 (9). pp. 2124-2135. ISSN 0894-8755 doi: https://doi.org/10.1175/1520-0442(1996)009<2124:APCIMB>2.0.CO;2

Ohmura, A., Wild, M. and Bengtsson, L. (1996) Present and future mass balance of the ice sheets simulated with GCM. Annals of Glaciology, 23. pp. 187-193. ISSN 1727-5644

Pearson, K.J. and King, A.R. (1996) Numerical simulations of accretion disks and mass outflows around young stars. Lecture Notes in Physics, 465. pp. 271-276. (Disks and Outflows Around Young Stars, Proceedings of a Conference Held at Heidelberg, Germany 6 - 9 September 1994, Published on CD-ROM, Edited by Steven Beckwith, Jakob Staude, Axel Quetz, and Antonella Natta)

Pearson, K.J., Wynn, G.A. and King, A.R. (1996) Simulations of angular momentum evolution in wind-fed CV precursors. Astrophysics and Space Science Library, 208. pp. 443-444. ISSN 0067-0057 doi: https://doi.org/10.1007/978-94-009-0325-8_131 (Cataclysmic Variables and Related Objects, Proceedings of the 158th Colloquium of the International Astronomical Union, Held at Keele, United Kingdom, June 26–30, 1995, Eds: Evans, A.; Wood, Janet H.)

Plant, R. S. ORCID: https://orcid.org/0000-0001-8808-0022 and Birse, M. C. (1996) ϱ → 4π in chirally symmetric models. Physics Letters B, 365 (1-4). pp. 292-296. ISSN 0370-2693 doi: https://doi.org/10.1016/0370-2693(95)01273-7

Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968, Semeniuk, K. and Koshyk, J. N. (1996) Sponge layer feedbacks in middle-atmosphere models. Journal of Geophysical Research, 101 (D18). pp. 23447-23464. ISSN 0148-0227 doi: https://doi.org/10.1029/96JD01994

Smith, M. F. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1996) Earth's magnetospheric cusps. Reviews of Geophysics, 34 (2). p. 233. ISSN 8755-1209 doi: https://doi.org/10.1029/96RG00893

Todd, S. ORCID: https://orcid.org/0000-0002-9981-923X, Whitehead, J. and Facey, K. (1996) Point and interval estimation following a sequential clinical trial. Biometrika. ISSN 0006-3444

Wang, Z., Lin, Z. F. and Tao, R. B. (1996) Many-body effect in electrorheological responses. International Journal of Modern Physics B, 10 (10). pp. 1153-1166. ISSN 1793-6578 doi: https://doi.org/10.1142/S0217979296000428

Wang, Z., Lin, Z. F. and Tao, R. B. (1996) The effect of electric field direction on the-shear stress of ER fluids. Acta Physica Sinica, 45 (4). pp. 640-647. ISSN 1000-3290 doi: https://doi.org/10.7498/aps.45.640

Yang, G. Y. ORCID: https://orcid.org/0000-0001-7450-3477 and Hoskins, B. (1996) Propagation of Rossby waves of nonzero frequency. Journal of the Atmospheric Sciences, 53 (16). pp. 2365-2378. ISSN 1520-0469 doi: https://doi.org/10.1175/1520-0469(1996)053<2365:PORWON>2.0.CO;2

Yongming, L., Mu, M. and Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1996) Nonlinear stability of continuously stratified quasi-geostrophic flow. Journal Of Fluid Mechanics, 325. pp. 419-439. ISSN 0022-1120 doi: https://doi.org/10.1017/S002211209600818X

Book or Report Section

Bengtsson, L. (1996) Climate modelling and prediction with large-scale computer models - the impact for industry and environment. In: Meuer, H.-W. (ed.) Supercomputer Anwendungen, Architekturen, Trends. K G Saur, pp. 38-55.

Bengtsson, L. (1996) Klimatmodeller in Jordens klimat. In: Naturvetenskapliga forskningrådets årsbok. The Swedish Natural Research Council, pp. 83-96.

Bengtsson, L. (1996) Recent achievements in the modelling and prediction of atmospheric blocking. In: From atmospheric circulation to global change: Celebration of the 80th birthday of Professor Ye Duzheng. China Meteorological Press, Beijing, pp. 273-288. ISBN 9787502920982

Bengtsson, L. (1996) The climate response to the changing greenhouse gas concentration in the atmosphere. In: Anderson, D. L. T. and Willebrand, J. (eds.) Decadal climate variability; dynamics and predictability. NATO ASI, 1. Springer-Berlin, pp. 293-332, Berlin Heidelberg. ISBN 978-3540614593

Bishop, J. M., Mitchell, R. J. and Warwick, K. (1996) Neural networks in automation procedures. In: Gray, J. O. and Caldwell, D. G. (eds.) Advanced robotics & intelligent machines. IEE control engineering series (51). Institute of Electrical Engineers, Stevenage, pp. 337-354. ISBN 9780852968536

Golitsyn, G. S., Arpe, K., Bengtsson, L., Dümenil, L., Eliseev, A. V., Folland, C. K., Govorkova, V. A., Meleshko, V. P., Meshcherskaya, A. V., Mokhov, I. I., Pavlova, T. V., Renshaw, A. C. and Sporyshev, P. V. (1996) The study of the atmospheric water cycle variability in eastern Europe and its association with the Caspian Sea level change. In: Staniforth, A. (ed.) Research Activities in Atmospheric and Oceanic Modelling. WMO/TD Reports (734). The World Meteorological Organisation, Geneva, 2.8-2.9.

Griffith, A. K. and Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220 (1996) Accounting for Model Error in Data Assimilation using Adjoint Methods. In: Berz, M., Bischof, C., Corliss, G. and Griewank, A. (eds.) Computational Differentiation: Techniques, Applications and Tools. SIAM: Society for Industrial and Applied Mathematics, pp. 195-204.

Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220 and Crossley, A. (1996) Optimal control of wave energy devices with various power-take-off mechanisms. In: Chakrabarti, S., Pontes, M. T., Maeda, H., Falzarano, J., Schofield, P., Atkins, W. S. and Morrison, D. (eds.) Proceedings of the 15th International Conference on Offshore Mechanics and Arctic Engineering. The American Society of Mechanical Engineers, New York, pp. 143-150.

Teixeira, M. A. C. ORCID: https://orcid.org/0000-0003-1205-3233 and Miranda, P. M. A. (1996) Development of an integral model for the dispersion of hot and moist gases. In: Brebbia, C. A. and Caussade, B. (eds.) Air Pollution IV. WIT Transaction on Ecology and the Environment, 14. Wessex Institute of Technology, pp. 89-98. ISBN 9781853124228

Report

Bengtsson, L., Eyre, J. R., Kirchengast, G., Hauchecorne, A., Silvestrin, P. and Ingmann, P., (1996) Atmospheric Profiling Mission - a candidate Earth Explorer mission. ESA Spec. Publications. SP-1196(7). Technical Report. European Space Agency pp58.

D'Andrea, F., Tibaldi, S., Blackburn, M., Boer, G., Deque, M., Dix, M. R., Dugas, B., Ferranti, L., Iwasaki, T., Kitoh, A., Pope, V., Randall, D., Roeckner, E., Straus, D., Stern, W., Van den Dool, H. and Williamson, D., (1996) Northern Hemisphere atmospheric blocking as simulated by 15 atmospheric general circulation models in the period 1979-1988 (Results from an AMIP diagnostic subproject). WCRP Report 96, WMO/TD-. 784. Report. World Meteorological Organisation, Geneva. pp25.

Dainton, M. P. and Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220, (1996) Two-phase flow in heterogeneous porous media with uncertain parameters. Working Paper. The University of Reading

Gorbunov, M. E., Gurvich, A. S. and Bengtsson, L., (1996) Advanced algorithms of inversion of GPS/MET satellite data and their application to reconstruction of temperature and humidity. Max-Planck-Institut für Meteorologie Report Series . 211. Technical Report. Max-Planck-Institut für Meteorologie, Hamburg.

Gorbunov, M. E., Sokolovsky, S. V. and Bengtsson, L., (1996) Space refractive tomography of the atmosphere: modeling of direct and inverse problems. Max-Planck-Institut für Meteorologie Report Series. 210. Technical Report. Max-Planck-Institut für Meteorologie, Hamburg. pp59.

May, W. and Bengtsson, L., (1996) On the impact of the El Niño/Southern Oscillation phenomenon on the atmospheric circulation in the northern hemisphere extratropics. Max-Planck-Institut für Meteorologie Report Series. 224. Technical Report. Max-Planck-Institut für Meteorologie, Hamburg.

Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220 and Crossley, A., (1996) Optimal Strategies for the Control of Wave Energy Converters with Various Power-Take-Off Mechanisms. Project Report. The University of Reading pp48. (Part of ... Off-Shore Wave Energy Converters - OWEC-1, Annex III: Float Systems and Mathematical Models, DG XII - JOULE II Project Report)

Roeckner, E., Arpe, L., Bengtsson, L., Christoph, M., Clauseen, L., Dümenil, L., Esch, M., Giorgetta, M., Schlese, U. and Schulzweida, U., (1996) The atmospheric general circulation model ECHAM4: Model description and simulation of present-day climate. Max-Planck-Institut für Meteorologie Report Series. 218. Technical Report. Max-Planck-Institut für Meteorologie

Conference or Workshop Item

Hunneman, R. and Hawkins, G. J. (1996) Novel material combinations for enhanced infrared filter performance. In: Applied Optics and Optoelectronics Conference, 16-19 Sep 1996, Reading, UK, pp. 188-193.

Kiernan, L. A., Warwick, K., Kambhampati, C. and Mitchell, R. (1996) Automatic integrated system load forecasting using mutual information and neural networks. In: SIPOWER 95: IFAC Symposium on Control of Power Plant and Power Systems, 6-8 Dec 1995, Cancun, Mexico, pp. 321-326.

Thesis

Hosier, I. L. (1996) Morphology and electrical properties of polyethylene blends. PhD thesis, University of Reading.