Orca

General Info

Orca - General Info - Main fields
Field Source Sample value
Title Set on Browse calculation publication Sample calculation
Browse Item URL pointing Browse published item https://iochem-bd.iciq.es/browse/handle/100/1722
Program header template Orca 3.0.1
Author Username fullname Doe, John
Formula Atom count from final geometry H 2 Fe 1 O 1
Calculation type Custom logic [1] Geometry optimization Minimum
Method(s) Custom logic [2] DFT ( PBE0 )
../_images/ORCA_header.png

Modules

Atomic coordinates

After header section, our HTML resume will output a xyz coordinates table with current molecule atoms.

For every atom, we will output it’s serial number, atom type, coordinates in angstroms, basis used and contraction.

../_images/ORCA_geometry.png

Molecular Info

This section captures molecule additional information not captured on previous section.

Molecular Info - Main fields
Field Source Sample value
Multiplicity Readed from Mul parameter on General settings section of scfsettings module 1
Charge Readed from Charge parameter on General settings section of scfsettings module 0
../_images/ORCA_molecularinfo.png

Bond distances

Data source (to read molecule and calculate bonds): <module cmlx:templateRef=’input’>

Data source (to read molecule and calculate bonds): <module cmlx:templateRef=’geometry’>

../_images/ORCA_bonddistances.png

Solvation input

Data source: <module cmlx:templateRef=’cosmo’>

../_images/ORCA_solvationinput.png

Restrictions in the Geometry Optimization

Data source: <module cmlx:templateRef=’optsetup’>

../_images/ORCA_restrictions.png

Total SCF energy

Data source: <module cmlx:templateRef=’totalenergy’>

Data source: <module cmlx:templateRef=’mp2’>

Data source: <module cmlx:templateRef=’ci’>

Data source: <module cmlx:templateRef=’d3’>

../_images/ORCA_module_scfenergy.png

IR spectrum / Vibrational frequencies

This module will display JSpecView + JSmol plugins (using javascript libraries) working together to represent molecule IR spectrum.

Data source: <module cmlx:templateRef=’vibrations’>

Data source: <module cmlx:templateRef=’irspectrum’>

../_images/ORCA_module_irspectrum.png ../_images/ORCA_module_frequencies.png

Population analysis

Data source <module cmlx:templateRef=’loewdin’>

Data source <module cmlx:templateRef=’mullikenpopulation’>

../_images/ORCA_module_popanal1.png ../_images/ORCA_module_popanal2.png

Electrostatic moments

Data source: Charge parameter on General settings section of scfsettings

Data source: modulecmlx:templateRef=’electricproperties’

../_images/ORCA_module_electrostatic.png

Broken symmetry magnetic coupling analysis

Data source: <module cmlx:templateRef=”brokensym”>

../_images/ORCA_module_brokensymm.png

Frontier orbitals

Data source: <module cmlx:templateRef=’orbitalenergies’>

../_images/ORCA_module_frontierorb1.png ../_images/ORCA_module_frontierorb2.png

Natural orbitals

Data source: <module cmlx:templateRef=’natural’>

../_images/ORCA_module_natural.png

NMR Shielding tensors

Data source:

  • <module cmlx:templateRef=”nmr”>
../_images/ORCA_module_nmr.png

TDHF / TDDFT

This section displays an interative chart to visualize root energies and an additional table with most relevant dominant contributions to each root

Data source: <module cmlx:templateRef=’tddft’>

Data source: <module cmlx:templateRef=’orbitalenergies’>

../_images/ORCA_module_tddft1.png ../_images/ORCA_module_tddft2.png

g-matrix and ZFS

Data source: <module cmlx:templateRef=’eprnmr’>

../_images/ORCA_module_eprnmr.png

Final results

Data source: <module cmlx:templateRef=’totalenergy’>

Data source: <module cmlx:templateRef=’spincontamination’>

Data source: <module cmlx:templateRef=’innerenergy’>

Data source: <module cmlx:templateRef=’mp2’>

Data source: <module cmlx:templateRef=’ci’>

Data source: <module cmlx:templateRef=’dftd3’>

../_images/ORCA_module_finalresults1.png ../_images/ORCA_module_finalresults2.png ../_images/ORCA_module_finalresults3.png
[1]

string orca:getCalcType boolean isOptimization boolean isBrokenSymm boolean hasVibrations integer negativeFrequenciesCount

$isOptimization        Refers to function orca:isOptimization($commands), which searches optimitzation keywords from <module cmlx:templateRef="input" > module
$isBrokenSymm          Refers to function orca:isBrokenSymm($commands)  which searches BrokenSymm keyword from <module cmlx:templateRef="input" > module
$hasVibrations         Exists module <module cmlx:templateRef="vibrations" > ?
$negativeFrequenciesCount   Count negative frequencies from <module cmlx:templateRef="vibrations" > ?


<!-- Calculation type related constants -->
<xsl:variable name="orca:GeometryOptimization" select="'Geometry optimization'" />
<xsl:variable name="orca:SinglePoint" select="'Single point'" />
<xsl:variable name="orca:BrokenSymmetry" select="'Broken symmetry'" />
<xsl:variable name="orca:TransitionState" select="'TS'" />
<xsl:variable name="orca:Minimum" select="'Minimum'"/>

<!-- Calculation type variables -->
<xsl:param name="isOptimization" as="xs:boolean"/>
<xsl:param name="isBrokenSymm" as="xs:boolean"/>
<xsl:param name="hasVibrations" as="xs:boolean"/>
<xsl:param name="negativeFrequenciesCount" as="xs:integer"/>

<xsl:variable name="type">
    <xsl:choose>
        <xsl:when test="$isOptimization">
            <xsl:value-of select="$orca:GeometryOptimization"/>
        </xsl:when>
        <xsl:when test="$isBrokenSymm">
            <xsl:value-of select="$orca:BrokenSymmetry"/>
        </xsl:when>
        <xsl:otherwise>
            <xsl:value-of select="$orca:SinglePoint"/>
        </xsl:otherwise>
    </xsl:choose>
</xsl:variable>

<xsl:variable name="type2">
    <xsl:if test="$hasVibrations">
        <xsl:choose>
            <xsl:when test="$negativeFrequenciesCount > 0">
                <xsl:value-of select="$orca:TransitionState"/>
            </xsl:when>
            <xsl:otherwise>
                <xsl:value-of select="$orca:Minimum"/>
            </xsl:otherwise>
        </xsl:choose>
    </xsl:if>
</xsl:variable>

<xsl:value-of select="concat($type, ' ', $type2)"/>
[2]

string orca:getMehods nodeset section boolean isTddft

$section    Input section elements from <module cmlx:templateRef="input"> module
$isTddft    Refers to function orca:isTddft($commands) which searches tddft keywords from <module cmlx:templateRef="input" > module

<xsl:for-each select="$section/cml:array[@dictRef='cc:keywords']">
    <xsl:variable name="line" select="./text()"/>
    <xsl:for-each select="tokenize($line,'\s+')">
        <xsl:variable name="command" select="."/>
        <xsl:choose>
            <xsl:when test="matches(upper-case($command), $orca:methodsRegex)">
                <xsl:if test="$isTddft and matches(upper-case($command), '(DFT|HF)')">TD</xsl:if><xsl:value-of select="$command"/><xsl:text> </xsl:text>
            </xsl:when>
            <xsl:when test="matches(upper-case($command),$orca:calculationLevelRegex)">
                <xsl:if test="$isTddft">TD</xsl:if><xsl:value-of select="$orca:calculationLevels/level[@id=upper-case($command)]/@method"/><xsl:text> </xsl:text>
            </xsl:when>
        </xsl:choose>
    </xsl:for-each>
</xsl:for-each>

<xsl:variable name="blocklines" select="$section//cml:module[@cmlx:templateRef='block']/cml:scalar"/>
<xsl:for-each select="$blocklines">
    <xsl:variable name="line" select="./text()"/>
    <xsl:for-each select="tokenize($line,'\s+')">
        <xsl:variable name="command" select="."/>
        <xsl:choose>
            <xsl:when test="matches(upper-case($command), $orca:methodsRegex)">
                <xsl:if test="$isTddft and matches(upper-case($command), '(DFT|HF)')">TD</xsl:if><xsl:value-of select="$command"/><xsl:text> </xsl:text>
            </xsl:when>
            <xsl:when test="matches(upper-case($command),$orca:calculationLevelRegex)">
                <xsl:if test="$isTddft">TD</xsl:if><xsl:value-of select="$orca:calculationLevels/level[@id=upper-case($command)]/@method"/><xsl:text> </xsl:text>
            </xsl:when>
        </xsl:choose>
    </xsl:for-each>
</xsl:for-each>