Monthly Archives: November 2014

Ballistic Evaporation and Solvation of Helium Atoms at the Surfaces of Protic and Hydrocarbon Liquids

Atomic and molecular solutes evaporate and dissolve by traversing an atomically thin boundary separating liquid and gas. Most solutes spend only short times in this interfacial region, making them difficult to observe. Experiments that monitor the velocities of evaporating species, … Continue reading

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The Rising Cost of Helium May Be Straining Your Budget

A number of industries rely on leak detection equipment and other leak testing services to ensure their products are safe and effective for consumer use: radiators, for example, are subject to a very tight leak specification to ensure that the … Continue reading

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Touchdown: Cheltenham engineer Roland McLelland Celebrates His Part in Rosetta Mission that Saw Probe Philea Land on Comet in Deep Space

A retired engineer who worked for a former Cheltenham firm followed today’s dramatic bid to land a probe on a comet with particular interest. Roland McLelland, 71, was involved in the development of a crucial component in the Rosetta mission, … Continue reading

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Pursuing a Shipping Revolution as Big as His Airship

Somewhere beneath the graying shock of mad-professor hair, the dark circles under his eyes and the Russian-strained, cigarette-stained baritone, there remains in Igor Pasternak a boy with a dream. It has been this way since his curiosity was piqued growing … Continue reading

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Berlin Wall Balloons Released to Mark Anniversary

Thousands of glowing balloons rise into the night sky symbolising the fall of the wall that divided East and West Berlin 25 years ago. Huge crowds gathered on Sunday evening in front of Berlin’s Brandenburg Gate for an open air … Continue reading

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