Planar Defect Ontology (PLDO)

Querverweis für... Planar Defect Ontology (PLDO) Klassen, Object Properties und Data Properties zurück zum Inhaltsverzeichnis

Dieser Abschnitt enthält Details für jede Klasse und jedes definierte Property, die definiert wurden durch Planar Defect Ontology (PLDO).

Klassen

Antiphase Boundary
Calculated Property
Computational Sample
Energy
Extrinsic Stacking Fault
Extrinsic Stacking Fault Energy
Gamma-Surface
Generalized Stacking Fault Energy
Grain Boundary
Grain Boundary Energy
I1 Stacking Fault Energy
I2 Stacking Fault Energy
Intrinsic Stacking Fault
Low Angle Grain Boundary
Mixed Grain Boundary
Planar Defect
Stacking Fault
Stacking Fault Energy
Surface
Surface Energy
Symmetrical Tilt Grain Boundary
Tilt Grain Boundary
Twin Boundary
Twin-like Stacking Fault
Twist Grain Boundary
Work of Separation

Antiphase Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/AntiphaseBoundary

An antiphase boundary is a planar defect that occurs in ordered alloys. The boundary separates two domains of the same ordered phase.

hat Super-Klassen: Planar Defect ^c

Calculated Property^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/CalculatedProperty

A calculated property is a property of a material resulting from a calculation or simulation.

hat Sub-Klassen: Gamma-Surface ^c, Grain Boundary Energy ^c, Stacking Fault Energy ^c, Surface Energy ^c, Work of Separation ^c

Computational Sample^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/ComputationalSample

A computational sample is a representative system of a material for analysis through computational methods in the context of materials science.

ist in der Domäne von: has grain boundary energy ^op, has stacking fault energy ^op, has surface energy ^op

Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/Energy

Energy is a physical quantity characterizing the ability of a system to do work.

Source: https://doi.org/10.1351/goldbook.E02101

hat Super-Klassen: physical quantity ^c
hat Sub-Klassen: Gamma-Surface ^c, Grain Boundary Energy ^c, Stacking Fault Energy ^c, Surface Energy ^c, Work of Separation ^c

Extrinsic Stacking Fault^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/ExtrinsicStackingFault

An extrinsic stacking fault is a stacking fault produced by the change in sequence resulting from the introduction of an extra layer.

hat Super-Klassen: Stacking Fault ^c

Extrinsic Stacking Fault Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/ExtrinsicStackingFaultEnergy

hat Super-Klassen: Stacking Fault Energy ^c

Gamma-Surface^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/Gamma-Surface

The gamma-surface is the excess interlayer energy, γ, as a function of an imposed rigid-body translation, t, parallel to the interface.

Source: https://doi.org/10.1080/14786436808227500

hat Super-Klassen: Calculated Property ^c, Energy ^c

Generalized Stacking Fault Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/GeneralizedStackingFaultEnergy

The generalized stacking fault (GSF) energy is a measure of the energy penalty between two adjacent planes during shear deformation in a specific slip direction on a given slip plane, representing the nature of slip and involving the stable and unstable stacking and twin fault energies.

Source: https://doi.org/10.1016/j.actamat.2013.12.019

hat Super-Klassen: Stacking Fault Energy ^c

Grain Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/GrainBoundary

A grain boundary is a planar defect that separates two crystals (or grains) of the same material.

hat Super-Klassen: Planar Defect ^c
hat Sub-Klassen: Low Angle Grain Boundary ^c, Mixed Grain Boundary ^c, Tilt Grain Boundary ^c, Twist Grain Boundary ^c
ist in der Domäne von: geometrical degrees of freedom ^dp, has GB plane ^dp, has grain boundary energy ^op, has misorientation angle ^dp, has rotation axis ^dp, has sigma value ^dp, macroscopic degrees of freedom ^dp, microscopic degrees of freedom ^dp

Grain Boundary Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/GrainBoundaryEnergy

Grain boundary energy is the excess energy due to the presence of a grain boundary, with the perfect lattice (bulk) as the reference.

Usually expressed in units of energy per area.

hat Super-Klassen: Calculated Property ^c, Energy ^c
ist in Range von: has grain boundary energy ^op

I1 Stacking Fault Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/I1StackingFaultEnergy

The I1 stacking fault, or growth fault, is a type of intrinsic stacking fault in hcp systems due to the removal of a plane above the B plane, and then shearing of the remaining planes above the B plane by the displacement 1/3[-1-100].

Source: https://doi.org/10.1103/PhysRevB.56.10844

hat Super-Klassen: Stacking Fault Energy ^c

I2 Stacking Fault Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/I2StackingFaultEnergy

The I2 stacking fault, or deformation fault, is a type of intrinsic stacking fault in hcp systems due to directly shearing the hcp lattice by the displacement 1/3[-1-100].

Source: https://doi.org/10.1103/PhysRevB.56.10844

hat Super-Klassen: Stacking Fault Energy ^c

Intrinsic Stacking Fault^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/IntrinsicStackingFault

An intrinsic stacking fault is a stacking fault produced by the change in sequence resulting from the removal of an extra layer.

hat Super-Klassen: Stacking Fault ^c

Low Angle Grain Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/LowAngleGrainBoundary

A low angle grain boundary is a grain boundary with a misorientation angle lower than 15 degrees.

Source: ISBN 978-94-007-4968-9

hat Super-Klassen: Grain Boundary ^c

Mixed Grain Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/MixedGrainBoundary

A mixed grain boundary is a grain boundary where the [uvw] rotation axis has perpendicular and parallel components with respect to the boundary plane.

Source: ISBN 978-94-007-4968-9

hat Super-Klassen: Grain Boundary ^c
ist in der Domäne von: has tilt component ^op, has twist component ^op

Planar Defect^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/PlanarDefect

A planar defect is a defect of the crystal structure across a plane. It is considered to be a two-dimensional defect, such as an internal interface or the surface.

hat Sub-Klassen: Antiphase Boundary ^c, Grain Boundary ^c, Stacking Fault ^c, Surface ^c, Twin Boundary ^c

Stacking Fault^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/StackingFault

A stacking fault is a planar defect created by an error (fault) in the order of the sequential layering of crystallographic planes.

hat Super-Klassen: Planar Defect ^c
hat Sub-Klassen: Extrinsic Stacking Fault ^c, Intrinsic Stacking Fault ^c, Twin-like Stacking Fault ^c
ist in der Domäne von: has SF plane ^dp, has displacement vector ^dp, has stacking fault energy ^op, has stacking sequence ^dp

Stacking Fault Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/StackingFaultEnergy

Stacking fault energy is the excess energy due to the presence of a stacking fault, with the perfect lattice (bulk) as the reference.

Usually expressed in units of energy per area.

hat Super-Klassen: Calculated Property ^c, Energy ^c
hat Sub-Klassen: Extrinsic Stacking Fault Energy ^c, Generalized Stacking Fault Energy ^c, I1 Stacking Fault Energy ^c, I2 Stacking Fault Energy ^c
ist in Range von: has stacking fault energy ^op

Surface^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/Surface

The free surface (or external surface) of the material is a planar defect where the surface atoms have no neighbors or cohesive bonds on the external side.

hat Super-Klassen: Planar Defect ^c
ist in der Domäne von: has surface energy ^op

Surface Energy^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/SurfaceEnergy

hat Super-Klassen: Calculated Property ^c, Energy ^c
ist in Range von: has surface energy ^op

Symmetrical Tilt Grain Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/SymmetricalTiltGrainBoundary

A symmetrical tilt grain boundary is a tilt grain boundary where the two grains are symmetric. The boundary plane has the same Miller indices in crystals I and II: {hkl}_1 = {hkl}_2.

Source: ISBN 978-94-007-4968-9

hat Super-Klassen: Tilt Grain Boundary ^c

Tilt Grain Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/TiltGrainBoundary

A tilt boundary is a grain boundary with a [uvw] rotation axis perpendicular to the boundary plane.

Source: ISBN 978-94-007-4968-9

hat Super-Klassen: Grain Boundary ^c
hat Sub-Klassen: Symmetrical Tilt Grain Boundary ^c
ist in Range von: has tilt component ^op

Twin Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/TwinBoundary

A twin boundary is a planar defect that occurs between two separate crystals which are mirror images of each other. Both crystals have the same crystal structure.

hat Super-Klassen: Planar Defect ^c

Twin-like Stacking Fault^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/Twin-likeStackingFault

A twin-like stacking fault is a type of stacking fault that possesses mirror symmetry about the fault plane.

hat Super-Klassen: Stacking Fault ^c

Twist Grain Boundary^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/TwistGrainBoundary

A twist boundary is a grain boundary with a [uvw] rotation axis contained within the boundary plane.

Source: ISBN 978-94-007-4968-9

hat Super-Klassen: Grain Boundary ^c
ist in Range von: has twist component ^op

Work of Separation^c zurück zur Übersicht oder Klassenübersicht

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/WorkOfSeparation

hat Super-Klassen: Calculated Property ^c, Energy ^c

has grain boundary energy^op zurück zur Übersicht oder Übersicht der Objekteigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasGrainBoundaryEnergy

The relation between a grain boundary and the corresponding energy.

hat Domäne: Computational Sample ^c; Grain Boundary ^c
hat Range: Grain Boundary Energy ^c

has stacking fault energy^op zurück zur Übersicht oder Übersicht der Objekteigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasStackingFaultEnergy

The relation between a stacking fault and the corresponding energy.

hat Domäne: Computational Sample ^c; Stacking Fault ^c
hat Range: Stacking Fault Energy ^c

has surface energy^op zurück zur Übersicht oder Übersicht der Objekteigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasSurfaceEnergy

The relation between a surface structure and the corresponding energy.

hat Domäne: Computational Sample ^c; Surface ^c
hat Range: Surface Energy ^c

has tilt component^op zurück zur Übersicht oder Übersicht der Objekteigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasTiltComponent

The relation between a mixed grain boundary and the tilt grain boundary component.

hat Domäne: Mixed Grain Boundary ^c
hat Range: Tilt Grain Boundary ^c

has twist component^op zurück zur Übersicht oder Übersicht der Objekteigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasTwistComponent

The relation between a mixed grain boundary and the twist grain boundary component.

hat Domäne: Mixed Grain Boundary ^c
hat Range: Twist Grain Boundary ^c

Daten Eigenschaften

geometrical degrees of freedom
has displacement vector
has GB plane
has misorientation angle
has rotation axis
has SF plane
has sigma value
has stacking sequence
macroscopic degrees of freedom
microscopic degrees of freedom

geometrical degrees of freedom^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/geometricalDegreesOfFreedom

The geometrical degrees of freedom are the parameters that are necessary to characterize a grain boundary.

hat Sub-Eigenschaften: macroscopic degrees of freedom ^dp, microscopic degrees of freedom ^dp
hat Domäne: Grain Boundary ^c

has displacement vector^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasDisplacementVector

A data property indicating the displacement vector associated with the stacking fault.

hat Super-Eigenschaften: has SF plane ^dp
hat Domäne: Stacking Fault ^c
hat Range: string

has GB plane^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasGBplane

A data property indicating the grain boundary (GB) plane using Miller indices.

hat Super-Eigenschaften: macroscopic degrees of freedom ^dp
hat Domäne: Grain Boundary ^c
hat Range: string

has misorientation angle^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasMisorientationAngle

A data property indicating the misorientation angle (θ) of the grains with respect to each other.

A disorientation angle can also be used to describe the grain boundary and is defined by the minimum misorientation angle when the misorientation axis is found in the standard stereographic triangle.

Source: https://doi.org/10.1016/j.actamat.2022.118006

hat Super-Eigenschaften: macroscopic degrees of freedom ^dp
hat Domäne: Grain Boundary ^c
hat Range: float

has rotation axis^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasRotationAxis

A data property indicating the rotation axis [uvw].

hat Super-Eigenschaften: macroscopic degrees of freedom ^dp
hat Domäne: Grain Boundary ^c
hat Range: string

has SF plane^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasSFplane

A data property indicating the stacking fault (SF) plane using Miller indices.

The SF plane defines the crystallographic plane along which a stacking fault occurs, disrupting the ideal stacking sequence of the crystal structure.

hat Sub-Eigenschaften: has displacement vector ^dp
hat Domäne: Stacking Fault ^c
hat Range: string

has sigma value^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasSigmaValue

A data property linking a GB with its sigma value.

Sigma value of a GB is the coincidence index, calculated as the ratio of the coincidence unit cell volume by the crystal primitive unit cell volume. The coincidence index refers to the Coincidence Site Lattice (CSL).

hat Domäne: Grain Boundary ^c
hat Range: integer

has stacking sequence^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/hasStackingSequence

A data property indicating the stacking sequence in a crystal structure. For the ideal hcp structure, this sequence is •••ABABAB••• and for fcc •••ABCABC•••.

hat Domäne: Stacking Fault ^c
hat Range: string

macroscopic degrees of freedom^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/macroscopicDegreesOfFreedom

There are five macroscopic degrees of freedom (DOFs) that are sufficient to describe the thermodynamic description of the grain boundary.

In simulations of grain boundaries, the macroscopic DOFs are imposed on the structure.

hat Super-Eigenschaften: geometrical degrees of freedom ^dp
hat Sub-Eigenschaften: has GB plane ^dp, has misorientation angle ^dp, has rotation axis ^dp
hat Domäne: Grain Boundary ^c

microscopic degrees of freedom^dp zurück zur Übersicht oder Übersicht der Dateneigenschaften

IRI: http://purls.helmholtz-metadaten.de/cdos/pldo/microscopicDegreesOfFreedom

The microscopic degrees of freedom (DOFs) refer to the translation of one crystal with respect to the other at the microscopic scale. The microscopic parameters result from the relaxation process and are not independent of the macroscopic parameters.

In simulations of grain boundaries, the microscopic DOFs are obtained after the grain boundary energy minimization.

hat Super-Eigenschaften: geometrical degrees of freedom ^dp
hat Domäne: Grain Boundary ^c

Legende zurück zu ToC

^c: Klassen
^op: Object Properties
^dp: Data Properties

Planar Defect Ontology (PLDO)