Features

• RHF MP2

• RHF CCSD, CCSD(T)

• RF IP- and EA-EOM-CCSD

• RHF EE-EOM-CCSD

• Density fitting approximation for RHF Couple cluster and EOMCC

• Spin Orbital MP2

• RHFSO EE-EOM-CCSD

• Spin Orbital IP-EOM-CCSD, EA-EOM-CCSD, EE-EOM-CCSD with triples correction for IP and EA

• Projector based embedding

• Frozen Natural Orbital for RHF -CCSD, RHF-IP-CCSD and Triples corrected RHF-IP-CCSD

• First order properties for RHF and spin orbital CCSD

• Exact two and four component approaches for relativistic coupled cluster method

• Natural spinors for the relativistic calculations

• Efficient treatment for core-ionization

• XES Spectra for closed shell molecules