EMACs updated without scaffolding

This is a large physical molecular model for the extended metal atom chain consisting of 11 Nickel atoms and four surrounding ligands hung at the lobby of new chemistry building of National Taiwan university.

Another beaded model of CNTTK by Yuan-Chia Fan

EMACS (Extended Metal Atom Chains)

A giant model for the longest extended metal atom chains containing eleven Nickel atoms, still covered by steel scaffolding, is hung over the lobby of new chemistry building (NTU) yesterday.

Mathematically Correct Breakfast: How to Slice a Bagel into Two Linked Halves

http://www.georgehart.com/bagel/bagel.html

Two more photos of Beaded Torus knots

Beaded Mobius band (recovered & fixed)