Introduction to the Octopus code - TDDFT.org
Introduction to the Octopus code - TDDFT.org
Introduction to the Octopus code - TDDFT.org
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Boundary conditions<br />
For finite systems functions go <strong>to</strong> zero.<br />
Impose functions <strong>to</strong> be zero over <strong>the</strong> border of <strong>the</strong> box.<br />
The box has <strong>to</strong> be large enough <strong>to</strong> contain <strong>the</strong> functions.<br />
O<strong>the</strong>r BCs are possible: periodic, zero derivative, open.<br />
X. Andrade (EHU/UPV) <strong>Introduction</strong> <strong>to</strong> Oc<strong>to</strong>pus Benasque, September 2008 7 / 20