Tags » Photons


Your years will not fail.

Hebrews 1:2

The clause above is quoted from Psalm 102:25-27.

There are clear connections—particularly in the greek grammer and phrasing—between this passage and Isaiah 34:4, 1st Corinthians 15:49, 2nd Peter 3:10-13, etc. 121 more words

Biblical Greek

Wanna See Around Corners? Better Get Yourself a Laser

(Source: www.wired.com)

You can’t see the bunny, but the picosecond laser certainly can. In a lab at Stanford, engineers have set up a weird contraption, hiding a toy bunny behind a T-shaped wall. 996 more words


Linking photons for light...

Scientists do some perfectly amazing things.   Even if you don’t know what the heck photons are,  you can appreciate that a group of physicists coaxed individual photons to cozy up to each other and link,  thereby producing a  … 22 more words

Imaging at 1,000fps with a single pixel

(Source: arstechnica.com)

For the longest time, imaging was probably the most boring subject imaginable. Unless you were excited about comparing various mass-produced, brand-name lenses, there wasn’t much to talk about. 1,334 more words


MIT Physicists Have Constructed a Bizarre Form of 'Molecular' Light With 3 Photons

Photons shouldn’t do this.

Five years ago, physicists from Harvard and MIT achieved a world first by forcing a pair of photons to interact with one another in ways that shouldn’t seem possible. 550 more words


Why does light exist?

Light is something that we probably take for granted, but have you ever thought about why it should exist at all? From the viewpoint of quantum mechanics, it turns out that it must be there to satisfy a fundamental symmetry of the universe. 998 more words

QM Basics

Time-frequency EPR correlations in Physical Review Letters

One of the last things I worked on during my PhD, “Direct characterization of ultrafast energy-time entangled photon pairs,” is now accessible at Physical Review Letters (and, of course, the… 386 more words

Quantum Optics