Tag Archives: Efficiency

Eximus IV claims world's most energy efficient vehicle title

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The Eximus IV neither makes steam nor does burnouts, but hey, this sure is a dramatic ...

Once a year, the Delsbo Electric contest in Sweden challenges students to create and improve on the world’s most energy-efficient vehicles. This year’s champ, the Eximus IV, smashed the competition and all previous records with an electric equivalent of 687 MPGe (0.34 l/100km).

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Category: Urban Transport

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The Nuclear Industry and Communication: Lessons from Three Mile Island

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It’s been forty years since the infamous Three Mile Island accident, an incident made famous bythe confusion and panic it spawned in its wake. But while the incident is remembered for the fear it stoked about nuclear energy, it also set the stage… Continue reading The Nuclear Industry and Communication: Lessons from Three Mile Island→

Tech Imitates Life: Fireflies Make Better Light Bulbs

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While we often think we are clever designers, living things often meet or beat the best human designs. It is easy to forget that nature even has living lightbulbs, among them the firefly. Researchers from Penn State decided to compare how fireflies create light and found that they deal with …read more

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Cloud Directory Services Should be a Priority

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The changing IT landscape is driving new initiatives and focus for IT organizations. One area that is foundational for an organization is their identity management strategy. In this post, we discuss why cloud directory services should be a priority in … Continue reading Cloud Directory Services Should be a Priority→

The Foundation of IT: The Identity Provider

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We often hear the phrase, “Work on what is important, not necessarily urgent.” IT organizations know this axiom all too well. In a business that is highly interruption driven and reactive, IT admins are craving a better way to control their… Continue reading The Foundation of IT: The Identity Provider→

3D-Printed Halbach Motor Part Two: Tuning, Testing

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Building your own Halbach-effect brushless DC motor is one thing. Making sure it won’t blow up in your face another matter, and watching how [Christoph Laimer] puts his motor to the test is instructive.

You’ll remember [Christoph]’s giant 3D-printed BLDC motor from a recent post where he gave the motor a quick test spin. That the motor held together under load despite not being balanced is a testament to the quality of his design and the quality of the prints. But not wishing to tempt fate, and having made a few design changes, [Christoph] wisely chose to perform a static …read more

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