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https://github.com/LCPQ/quantum_package
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Added barycentric PT
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@ -214,6 +214,26 @@ end = struct
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| _ -> raise (Invalid_argument (\"Wrong IO type : \"^s))
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end
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module Perturbation : sig
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type t [@@deriving sexp]
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val to_string : t -> string
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val of_string : string -> t
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end = struct
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type t =
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| EN
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| Barycentric
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[@@deriving sexp]
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let to_string = function
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| EN -> \"EN\"
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| Barycentric -> \"Barycentric\"
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let of_string s =
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match (String.lowercase_ascii s) with
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| \"en\" -> EN
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| \"barycentric\" -> Barycentric
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| _ -> raise (Invalid_argument (\"Wrong Perturbation type : \"^s))
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end
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"
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@ -12,11 +12,17 @@ BEGIN_PROVIDER [ double precision, pt2_E0_denominator, (N_states) ]
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! E0 in the denominator of the PT2
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END_DOC
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if (initialize_pt2_E0_denominator) then
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pt2_E0_denominator(1:N_states) = psi_energy(1:N_states)
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if (h0_type == "EN") then
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pt2_E0_denominator(1:N_states) = psi_energy(1:N_states)
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else if (h0_type == "Barycentric") then
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pt2_E0_denominator(1:N_states) = barycentric_electronic_energy(1:N_states)
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else
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print *, h0_type, ' not implemented'
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stop
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endif
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! call ezfio_get_full_ci_zmq_energy(pt2_E0_denominator(1))
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! pt2_E0_denominator(1) -= nuclear_repulsion
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! pt2_E0_denominator(1:N_states) = HF_energy - nuclear_repulsion
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! pt2_E0_denominator(1:N_states) = barycentric_electronic_energy(1:N_states)
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call write_double(6,pt2_E0_denominator(1)+nuclear_repulsion, 'PT2 Energy denominator')
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else
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pt2_E0_denominator = -huge(1.d0)
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@ -62,4 +62,9 @@ doc: Thresholds on selectors (fraction of the norm) for final PT2 calculation
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interface: ezfio,provider,ocaml
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default: 1.
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[h0_type]
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type: Perturbation
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doc: Type of zeroth-order Hamiltonian [ EN | Barycentric ]
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interface: ezfio,provider,ocaml
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default: EN
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22
plugins/shiftedbk/EZFIO.cfg
Normal file
22
plugins/shiftedbk/EZFIO.cfg
Normal file
@ -0,0 +1,22 @@
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[energy]
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type: double precision
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doc: Calculated energy
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interface: ezfio
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[thresh_dressed_ci]
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type: Threshold
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doc: Threshold on the convergence of the dressed CI energy
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interface: ezfio,provider,ocaml
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default: 1.e-5
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[n_it_max_dressed_ci]
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type: Strictly_positive_int
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doc: Maximum number of dressed CI iterations
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interface: ezfio,provider,ocaml
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default: 10
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[h0_type]
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type: Perturbation
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doc: Type of zeroth-order Hamiltonian [ EN | Barycentric ]
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interface: ezfio,provider,ocaml
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default: EN
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@ -82,11 +82,14 @@ BEGIN_PROVIDER [ double precision, E0_denominator, (N_states) ]
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! E0 in the denominator of the PT2
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END_DOC
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if (initialize_E0_denominator) then
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E0_denominator(1:N_states) = psi_energy(1:N_states)
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! call ezfio_get_full_ci_zmq_energy(pt2_E0_denominator(1))
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! E0_denominator(1) -= nuclear_repulsion
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! E0_denominator(1:N_states) = HF_energy - nuclear_repulsion
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! E0_denominator(1:N_states) = barycentric_electronic_energy(1:N_states)
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if (h0_type == "EN") then
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E0_denominator(1:N_states) = psi_energy(1:N_states)
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else if (h0_type == "Barycentric") then
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E0_denominator(1:N_states) = barycentric_electronic_energy(1:N_states)
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else
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print *, h0_type, ' not implemented'
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stop
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endif
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else
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E0_denominator = -huge(1.d0)
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endif
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