news       |       manual       |       developers       |       downloads

Psi4Education     |     contacts     |     history     |     user forum


PSI4 1.0 Available

The 1.0 release contains new features, even more ehancements to user-friendliness and workflow automation, and new access to Wavefunction objects to perform custom computations (Downloads and Release Notes)

Recent PSI4 News

A PSI4Education workshop will be held December 19-20 at Georgia Tech. read more

PSI4 Capabilities

Coupled Cluster Methods
Large-Scale SAPTn
Response Properties
Analytic Gradients

read more

PSI4 Code Updates

20 hours ago by Andy Simmonett: <br/> Switched PubChem interface to use the new(ish) REST interface. Should work with both Python 2 and Python 3.<br/> 20 hours ago by Andy Simmonett:
Switched PubChem interface to use the new(ish) REST interface. Should work with both Python 2 and Python 3.

read more

What is PSI4?

PSI4 is an open-source suite of ab initio quantum chemistry programs designed for efficient, high-accuracy simulations of a variety of molecular properties. We can routinely perform computations with more than 2500 basis functions running serially or in parallel.

 
 
 
 
 
 

Support

Development of Psi and associated projects has been supported in part by the U.S. National Science Foundation under Awards ACI-1609842, CHE-1566192, ACI-1449723, ACI-1450169, CHE-1300497, ACI-1147843.