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iridescence

2 posts

The curious case of the blue coloured ice cream

Dec 4, 2022 11 min read
Culture Scicomm Alfred Hitchcock anthocyanins blue LED blue screen blue spirulina C-phycocyanin Charles Spence electroluminescence experimental psychology FT Marinetti gallium nitride gastroporn iridescence Maria Jose San Roman Morpho butterflies pterobilin Rayleigh scattering structural coloration Planck's equation

From an unusual ice cream colour to quantum mechanics to ecology to semiconductors to gastroporn.…

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

Nov 19, 2017 2 min read
Science constructive interference destructive interference diffraction grating dishwashing double-slit experiment goniochromism iridescence rainbow thin-film interference wave optics

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 had t…

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