Spin and swing
Article Abstract:
Suppliers are devising stronger yet smaller motor magnets to reduce power consumption, thereby extending battery life. Spindle motors, actuator motor, piezoelectric motor and micromotor are some of the small motor magnets that are used in miniaturized portable consumer products such as music players, camera and cell phones.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2006
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Paving the way
Article Abstract:
A brief description on the development and construction of roads and highways is presented. Asphalt roads dominate the landscape, followed by concrete and 'unbound aggregate' and all the three formats are built-up in layers comprising increasingly finer, denser and harder rock particles.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2005
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Shock absorbed
Article Abstract:
Various earthquake-proofing methods are briefly outlined. The most popular techniques involve absorbing the energy of an earthquake using technology that was originally developed for military applications.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 2004
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