Geologists from the University of Hong Kong (HKU) have made a breakthrough in understanding how Earth's early continents formed during the Archean time, more than 2.5 billion years ago. Their ...

Object Details Author Glen, William Notes Includes index. Date 1975 [1975] Call number QE511.5 .G56X QE511.5.G56X Type Books Physical description iv, 188 p. : ill. ; 25 cm Data Source Smithsonian ...

As a temperature gradient was imposed across the sample, natural convection currents formed. At the Rayleigh numbers reached in the system (10 7 order of magnitude), acoustic pressures are enhanced at ...

Pulsed eddy current (PEC) testing is a nondestructive testing (NDT) method, which is highly suitable for thickness measurement and sub-surface-defect detection. In this article, PEC testing is ...

In this paper, a permanent magnet induction plate eddy current brake is introduced. The longitudinal static end effect and lateral dynamic end effect of the high-speed permanent magnet linear eddy ...

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