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For economic reasons, any system used for copying and restoring old films must be fast as well as effective.

The full implications of her work were not realised until the 1950s but after that, the ‘Tipper test’ became the standard method for determining this form of brittleness in steel.

The aircraft used were mostly Spitfires, flown by Wing Commander Wilson, the chief test pilot at Farnborough, who was happy to hold the aircraft in a steep (but never vertical) dive

The first of Whittle's test jet engines took to the skies on 15 May 1941, powering an aircraft that had been specifically designed for the purpose: the Gloster E28/39. ... This aircraft was conceived and built in only 15 months. Take-off for the test

and then test it out," explains Dr Allan McRobie.

Broadband Wireless Systems. Background. Internet access is of growing economic and political importance.

1997a). Figure 1 shows in detail the test section and heated test plate. ... Figure 1. Encapsulated cholesteric liquid crystals were used to visualise the process of wake-induced transition on the test surface.

By setting up small scale tests using the centrifuge, for instance, the rate of spread of a plume of pollution from a landfill site which would occur over a period of

The measurements of soot distribution across test low sooting methane flame show good agreement with results using laser-induced incandescence (LII) in the range from around 20 ppb to 15 ppm.

While at Orfordness, Jones and others learned to fly, encouraged by Hopkinson, so that they could test the apparatus and armaments they were trying to perfect in actual service.