Tag Archives: wave optics

What it takes to wash a strainer: soap, water and some wave optics

Posted on November 19, 2017 by

When I stay over at a friend’s place whenever I come to Delhi, I try to help around the house. But more often than not, I just do the dishes – often a lot of dishes. One item I’ve always … Continue reading →

Posted in Science | Tagged constructive interference, destructive interference, diffraction grating, dishwashing, double-slit experiment, goniochromism, iridescence, rainbow, thin-film interference, wave optics | Comments Off

What is VLBI?

Posted on July 3, 2014 by

On June 25, scientists announced the discovery of a trio of supermassive black holes at the center of a galaxy 4.2 billion light years away. The find was credited to the European VLBI Network. A Space.com report stated that this … Continue reading →

Posted in Uncategorized | Tagged atomic clocks, double-slit experiment, interference, radio astronomy, Thomas Young, Very-Long Baseline Interferometry, wave optics | Comments Off